100+ datasets found
  1. R-Factor for the Conterminous United States

    • catalog.data.gov
    • datasets.ai
    • +1more
    Updated Oct 31, 2024
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    NOAA Office for Coastal Management (Point of Contact, Custodian) (2024). R-Factor for the Conterminous United States [Dataset]. https://catalog.data.gov/dataset/r-factor-for-the-conterminous-united-states1
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    Dataset updated
    Oct 31, 2024
    Dataset provided by
    National Oceanic and Atmospheric Administrationhttp://www.noaa.gov/
    Area covered
    Contiguous United States, United States
    Description

    The rainfall-runoff erosivity factor (R-Factor) quantifies the effects of raindrop impacts and reflects the amount and rate of runoff associated with the rain. The R-factor is one of the parameters used by the Revised Unified Soil Loss Equation (RUSLE) to estimate annual rates of erosion. This product is a raster representation of R-Factor derived from isoerodent maps published in the Agriculture Handbook Number 703 (Renard et al.,1997). Lines connecting points of equal rainfall ersoivity are called isoerodents. The iserodents plotted on a map of the coterminous U.S. were digitized, then values between these lines were obtained by linear interpolation. The final R-Factor data are in raster GeoTiff format at 800 meter resolution in Albers Conic Equal Area, GRS80, NAD83.

  2. Ithaka S+R Faculty Survey, United States, 2021

    • icpsr.umich.edu
    ascii, delimited, r +3
    Updated Mar 9, 2023
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    Blankstein, Melissa (2023). Ithaka S+R Faculty Survey, United States, 2021 [Dataset]. http://doi.org/10.3886/ICPSR38593.v1
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    spss, r, delimited, sas, stata, asciiAvailable download formats
    Dataset updated
    Mar 9, 2023
    Dataset provided by
    Inter-university Consortium for Political and Social Researchhttps://www.icpsr.umich.edu/web/pages/
    Authors
    Blankstein, Melissa
    License

    https://www.icpsr.umich.edu/web/ICPSR/studies/38593/termshttps://www.icpsr.umich.edu/web/ICPSR/studies/38593/terms

    Time period covered
    Oct 6, 2021 - Dec 13, 2021
    Area covered
    United States
    Description

    The eighth cycle of the Ithaka S+R Faculty Survey queried a random sample of higher education faculty members in the United States to learn about their attitudes and practices related to their research and teaching. Respondents were asked about resource discovery and access; research topics and practices; research dissemination, including open access, data management, and preservation; instruction and perceptions of student research skills; the role and value of the academic library; and open-educational resources. Demographic variables include the respondent's age, gender, primary academic field, title or role, institution's Carnegie classification, how many years the respondent has worked at their current college or university, how many years the respondent has worked in their field, what format the courses they are currently teaching (if any) are in (synchronous, asynchronous, or a mix of both) and whether the respondent primarily identifies as a researcher, teacher, or somewhere in between.

  3. Data and Code for "Climate impacts and adaptation in US dairy systems...

    • zenodo.org
    • data.niaid.nih.gov
    zip
    Updated Oct 22, 2021
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    Maria Gisbert-Queral; Maria Gisbert-Queral; Arne Henningsen; Arne Henningsen; Bo Markussen; Bo Markussen; Meredith T. Niles; Ermias Kebreab; Ermias Kebreab; Angela J. Rigden; Angela J. Rigden; Nathaniel D. Mueller; Nathaniel D. Mueller; Meredith T. Niles (2021). Data and Code for "Climate impacts and adaptation in US dairy systems 1981-2018" [Dataset]. http://doi.org/10.5281/zenodo.4818011
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    zipAvailable download formats
    Dataset updated
    Oct 22, 2021
    Dataset provided by
    Zenodohttp://zenodo.org/
    Authors
    Maria Gisbert-Queral; Maria Gisbert-Queral; Arne Henningsen; Arne Henningsen; Bo Markussen; Bo Markussen; Meredith T. Niles; Ermias Kebreab; Ermias Kebreab; Angela J. Rigden; Angela J. Rigden; Nathaniel D. Mueller; Nathaniel D. Mueller; Meredith T. Niles
    License

    Attribution 4.0 (CC BY 4.0)https://creativecommons.org/licenses/by/4.0/
    License information was derived automatically

    Area covered
    United States
    Description

    This data and code archive provides all the files that are necessary to replicate the empirical analyses that are presented in the paper "Climate impacts and adaptation in US dairy systems 1981-2018" authored by Maria Gisbert-Queral, Arne Henningsen, Bo Markussen, Meredith T. Niles, Ermias Kebreab, Angela J. Rigden, and Nathaniel D. Mueller and published in 'Nature Food' (2021, DOI: 10.1038/s43016-021-00372-z). The empirical analyses are entirely conducted with the "R" statistical software using the add-on packages "car", "data.table", "dplyr", "ggplot2", "grid", "gridExtra", "lmtest", "lubridate", "magrittr", "nlme", "OneR", "plyr", "pracma", "quadprog", "readxl", "sandwich", "tidyr", "usfertilizer", and "usmap". The R code was written by Maria Gisbert-Queral and Arne Henningsen with assistance from Bo Markussen. Some parts of the data preparation and the analyses require substantial amounts of memory (RAM) and computational power (CPU). Running the entire analysis (all R scripts consecutively) on a laptop computer with 32 GB physical memory (RAM), 16 GB swap memory, an 8-core Intel Xeon CPU E3-1505M @ 3.00 GHz, and a GNU/Linux/Ubuntu operating system takes around 11 hours. Running some parts in parallel can speed up the computations but bears the risk that the computations terminate when two or more memory-demanding computations are executed at the same time.

    This data and code archive contains the following files and folders:

    * README
    Description: text file with this description

    * flowchart.pdf
    Description: a PDF file with a flow chart that illustrates how R scripts transform the raw data files to files that contain generated data sets and intermediate results and, finally, to the tables and figures that are presented in the paper.

    * runAll.sh
    Description: a (bash) shell script that runs all R scripts in this data and code archive sequentially and in a suitable order (on computers with a "bash" shell such as most computers with MacOS, GNU/Linux, or Unix operating systems)

    * Folder "DataRaw"
    Description: folder for raw data files
    This folder contains the following files:

    - DataRaw/COWS.xlsx
    Description: MS-Excel file with the number of cows per county
    Source: USDA NASS Quickstats
    Observations: All available counties and years from 2002 to 2012

    - DataRaw/milk_state.xlsx
    Description: MS-Excel file with average monthly milk yields per cow
    Source: USDA NASS Quickstats
    Observations: All available states from 1981 to 2018

    - DataRaw/TMAX.csv
    Description: CSV file with daily maximum temperatures
    Source: PRISM Climate Group (spatially averaged)
    Observations: All counties from 1981 to 2018

    - DataRaw/VPD.csv
    Description: CSV file with daily maximum vapor pressure deficits
    Source: PRISM Climate Group (spatially averaged)
    Observations: All counties from 1981 to 2018

    - DataRaw/countynamesandID.csv
    Description: CSV file with county names, state FIPS codes, and county FIPS codes
    Source: US Census Bureau
    Observations: All counties

    - DataRaw/statecentroids.csv
    Descriptions: CSV file with latitudes and longitudes of state centroids
    Source: Generated by Nathan Mueller from Matlab state shapefiles using the Matlab "centroid" function
    Observations: All states

    * Folder "DataGenerated"
    Description: folder for data sets that are generated by the R scripts in this data and code archive. In order to reproduce our entire analysis 'from scratch', the files in this folder should be deleted. We provide these generated data files so that parts of the analysis can be replicated (e.g., on computers with insufficient memory to run all parts of the analysis).

    * Folder "Results"
    Description: folder for intermediate results that are generated by the R scripts in this data and code archive. In order to reproduce our entire analysis 'from scratch', the files in this folder should be deleted. We provide these intermediate results so that parts of the analysis can be replicated (e.g., on computers with insufficient memory to run all parts of the analysis).

    * Folder "Figures"
    Description: folder for the figures that are generated by the R scripts in this data and code archive and that are presented in our paper. In order to reproduce our entire analysis 'from scratch', the files in this folder should be deleted. We provide these figures so that people who replicate our analysis can more easily compare the figures that they get with the figures that are presented in our paper. Additionally, this folder contains CSV files with the data that are required to reproduce the figures.

    * Folder "Tables"
    Description: folder for the tables that are generated by the R scripts in this data and code archive and that are presented in our paper. In order to reproduce our entire analysis 'from scratch', the files in this folder should be deleted. We provide these tables so that people who replicate our analysis can more easily compare the tables that they get with the tables that are presented in our paper.

    * Folder "logFiles"
    Description: the shell script runAll.sh writes the output of each R script that it runs into this folder. We provide these log files so that people who replicate our analysis can more easily compare the R output that they get with the R output that we got.

    * PrepareCowsData.R
    Description: R script that imports the raw data set COWS.xlsx and prepares it for the further analyses

    * PrepareWeatherData.R
    Description: R script that imports the raw data sets TMAX.csv, VPD.csv, and countynamesandID.csv, merges these three data sets, and prepares the data for the further analyses

    * PrepareMilkData.R
    Description: R script that imports the raw data set milk_state.xlsx and prepares it for the further analyses

    * CalcFrequenciesTHI_Temp.R
    Description: R script that calculates the frequencies of days with the different THI bins and the different temperature bins in each month for each state

    * CalcAvgTHI.R
    Description: R script that calculates the average THI in each state

    * PreparePanelTHI.R
    Description: R script that creates a state-month panel/longitudinal data set with exposure to the different THI bins

    * PreparePanelTemp.R
    Description: R script that creates a state-month panel/longitudinal data set with exposure to the different temperature bins

    * PreparePanelFinal.R
    Description: R script that creates the state-month panel/longitudinal data set with all variables (e.g., THI bins, temperature bins, milk yield) that are used in our statistical analyses

    * EstimateTrendsTHI.R
    Description: R script that estimates the trends of the frequencies of the different THI bins within our sampling period for each state in our data set

    * EstimateModels.R
    Description: R script that estimates all model specifications that are used for generating results that are presented in the paper or for comparing or testing different model specifications

    * CalcCoefStateYear.R
    Description: R script that calculates the effects of each THI bin on the milk yield for all combinations of states and years based on our 'final' model specification

    * SearchWeightMonths.R
    Description: R script that estimates our 'final' model specification with different values of the weight of the temporal component relative to the weight of the spatial component in the temporally and spatially correlated error term

    * TestModelSpec.R
    Description: R script that applies Wald tests and Likelihood-Ratio tests to compare different model specifications and creates Table S10

    * CreateFigure1a.R
    Description: R script that creates subfigure a of Figure 1

    * CreateFigure1b.R
    Description: R script that creates subfigure b of Figure 1

    * CreateFigure2a.R
    Description: R script that creates subfigure a of Figure 2

    * CreateFigure2b.R
    Description: R script that creates subfigure b of Figure 2

    * CreateFigure2c.R
    Description: R script that creates subfigure c of Figure 2

    * CreateFigure3.R
    Description: R script that creates the subfigures of Figure 3

    * CreateFigure4.R
    Description: R script that creates the subfigures of Figure 4

    * CreateFigure5_TableS6.R
    Description: R script that creates the subfigures of Figure 5 and Table S6

    * CreateFigureS1.R
    Description: R script that creates Figure S1

    * CreateFigureS2.R
    Description: R script that creates Figure S2

    * CreateTableS2_S3_S7.R
    Description: R script that creates Tables S2, S3, and S7

    * CreateTableS4_S5.R
    Description: R script that creates Tables S4 and S5

    * CreateTableS8.R
    Description: R script that creates Table S8

    * CreateTableS9.R
    Description: R script that creates Table S9

  4. SOUTH SANTEE R AT STATE PIER NR MCCLELLANVILLE, SC (USGS 02171905)

    • catalog.data.gov
    • data.ioos.us
    Updated Jan 27, 2025
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    USGS National Water Information System (NWIS) (Point of Contact) (2025). SOUTH SANTEE R AT STATE PIER NR MCCLELLANVILLE, SC (USGS 02171905) [Dataset]. https://catalog.data.gov/dataset/south-santee-r-at-state-pier-nr-mcclellanville-sc-usgs-021719053
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    Dataset updated
    Jan 27, 2025
    Dataset provided by
    USGS National Water Information System
    United States Geological Surveyhttp://www.usgs.gov/
    Area covered
    McClellanville, South Santee Road, South Carolina
    Description

    Timeseries data from 'SOUTH SANTEE R AT STATE PIER NR MCCLELLANVILLE, SC (USGS 02171905)' (gov_usgs_nwis_02171905)

  5. LT ECONLOCKHATCHEE R AT STATE HWY434 NR OVIEDO, FL (USGS 02233475)

    • catalog.data.gov
    • data.ioos.us
    Updated Jan 27, 2025
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    USGS National Water Information System (NWIS) (Point of Contact) (2025). LT ECONLOCKHATCHEE R AT STATE HWY434 NR OVIEDO, FL (USGS 02233475) [Dataset]. https://catalog.data.gov/dataset/lt-econlockhatchee-r-at-state-hwy434-nr-oviedo-fl-usgs-022334752
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    Dataset updated
    Jan 27, 2025
    Dataset provided by
    USGS National Water Information System
    United States Geological Surveyhttp://www.usgs.gov/
    Area covered
    Oviedo, Econlockhatchee River, Florida
    Description

    Timeseries data from 'LT ECONLOCKHATCHEE R AT STATE HWY434 NR OVIEDO, FL (USGS 02233475)' (gov_usgs_nwis_02233475)

  6. o

    Population Pyramid Data and R Script for the US, States, and Counties 1970 -...

    • openicpsr.org
    delimited
    Updated Jan 23, 2020
    + more versions
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    Nathanael Rosenheim (2020). Population Pyramid Data and R Script for the US, States, and Counties 1970 - 2017 [Dataset]. http://doi.org/10.3886/E117081V2
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    delimitedAvailable download formats
    Dataset updated
    Jan 23, 2020
    Dataset provided by
    Texas A&M University
    Authors
    Nathanael Rosenheim
    License

    Attribution 4.0 (CC BY 4.0)https://creativecommons.org/licenses/by/4.0/
    License information was derived automatically

    Area covered
    Counties, States, United States
    Description

    Population pyramids provide a way to visualize the age and sex composition of a geographic region, such as a nation, state, or county. A standard population pyramid divides sex into two bar charts or histograms, one for the male population and one for the female population. The two charts mirror each other and are divide age into 5-year cohorts. The shape of a population pyramid provides insights into a region’s fertility, mortality, and migration patterns. When a region has high fertility and mortality, but low migration the visualization will look like a pyramid, with the youngest age cohort (0-4 years) representing the largest percent of the population and each older cohort representing a progressively smaller percent of the population.

    In many regions fertility and mortality have decreased significantly since 1970, as people live longer and women have fewer children. With lower fertility and mortality, population pyramids are shaped more like a pillar.

    While population pyramids can be made for any geographic region, when interpreting population pyramids for smaller areas (like counties) the most important force that shapes the pyramid is often in- and out-migration (Wang and vom Hofe, 2006, p. 65). For smaller regions, population pyramids can have unique shapes.

    This data archive provides the resources needed to generate population pyramids for the United States, individual states, and any county within the United States. Population pyramids usually require significant data cleaning and graph making skills to generate one pyramid. With this data archive the data cleaning has been completed and the R script provides reusable code to quickly generate graphs. The final output is an image file with six graphs on one page. The final layout makes it easy to compare changes in population age and sex composition for any state and any county in the US for 1970, 1980, 1990, 2000, 2010, and 2017.

  7. d

    National and Subnational Estimates of the Covid 19 Reproduction Number (R)...

    • search.dataone.org
    • dataverse.harvard.edu
    Updated Nov 23, 2023
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    Abbott, Sam; Bennett, Christopher; Hickson, Joe; Allen, Jamie; Sherratt, Katharine; Funk, Sebastian (2023). National and Subnational Estimates of the Covid 19 Reproduction Number (R) for the United States of America Based on Test Results [Dataset]. http://doi.org/10.7910/DVN/BZ7FPH
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    Dataset updated
    Nov 23, 2023
    Dataset provided by
    Harvard Dataverse
    Authors
    Abbott, Sam; Bennett, Christopher; Hickson, Joe; Allen, Jamie; Sherratt, Katharine; Funk, Sebastian
    Area covered
    United States
    Description

    Identifying changes in the reproduction number, rate of spread, and doubling time during the course of the COVID-19 outbreak whilst accounting for potential biases due to delays in case reporting both nationally and subnationally in the United States of America. These results are impacted by changes in testing effort, increases and decreases in testing effort will increase and decrease reproduction number estimates respectively.

  8. d

    Factors Affecting United States Geological Survey Irrigation Freshwater...

    • search.dataone.org
    • beta.hydroshare.org
    • +1more
    Updated Dec 30, 2023
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    J. Levi Manley (2023). Factors Affecting United States Geological Survey Irrigation Freshwater Withdrawal Estimates In Utah: PRISM Analysis Results and R Codes [Dataset]. https://search.dataone.org/view/sha256%3A4a8b3f77b51143a5d1f90ddaca426072477db8937941265e67db7bce8f083e08
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    Dataset updated
    Dec 30, 2023
    Dataset provided by
    Hydroshare
    Authors
    J. Levi Manley
    Time period covered
    Jan 1, 1895 - Sep 30, 2020
    Area covered
    Description

    This Resource serves to explain and contain the methodology, R codes, and results of the PRISM freshwater supply key indicator analysis for my thesis. For more information, see my thesis at the USU Digital Commons.

    Freshwater availability in the state can be summarized using streamflow, reservoir level, precipitation, and temperature data. Climate data for this study have a period of record greater than 30 years, preferably extending beyond 1950, and are representative of natural conditions at the county-level.

    Oregon State University, Northwest Alliance for Computational Science and Engineering PRISM precipitation and temperature gridded data are representative of statewide, to county-level, from 1895-2015. These data are available online from the PRISM Climate Group. Using the R ‘prism’ package, monthly PRISM 4km raster grids were downloaded. Boundary shapefiles of Utah state, and each county, were obtained online from the Utah Geospatial Resource Center webpage. Using the R ‘rgdal’ and ‘sp’ packages, these shapefiles were transformed from their native World Geodetic System 1984 coordinate system to match the PRISM BIL raster’s native North American Datum 1983 coordinate system. Using the R ‘raster’ package, medians of PRISM precipitation grids at each spatial area of interest were calculated and summed for water years and seasons. Medians were also calculated for PRISM temperature grids and averaged over water years and seasons. For analysis of single months, the median results were used for all PRISM indicators. Seasons were analyzed for the calendar year which they are in, Winter being the first season of each year. Freshwater availability key indicators were non-parametrically separated per temporal/spatial delineation into quintiles representing Very Wet/Very High/Hot (top 20% of values), Wet/High/Hot (60-80%), Moderate/Mid-level (40-60%), Dry/Low/Cool (20-40%), to Very Dry/Very Low/Cool (bottom 20%). Each quintile bin was assigned a rank value 1-5, with ‘5’ being the value of the top quintile, in preparation for the Kendall Tau-b correlation analysis. These results, along with USGS irrigation withdrawal and acreage data, were loaded into R. State-level quintile results were matched according to USGS report year. County quintile results were matched with corresponding USGS irrigation withdrawal and acreage county-level data per report year for all other areas of interest. Using the base R function cor(), with the “kendall” method selected (which is, by default, the Kendall Tau-b calculation), relationship correlation matrices were produced for all areas of interest. The USGS irrigation withdrawal and acreage data correlation analysis matrices were created using the R ‘corrplot’ package for all areas of interest.

    See Word file for an Example PRISM Analysis, made by Alan Butler at the United States Bureau of Reclamation, which was used as a guide for this analysis.

  9. Coral reef states data and R-code

    • figshare.com
    txt
    Updated Sep 17, 2024
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    Simon Brandl (2024). Coral reef states data and R-code [Dataset]. http://doi.org/10.6084/m9.figshare.24264109.v1
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    txtAvailable download formats
    Dataset updated
    Sep 17, 2024
    Dataset provided by
    Figsharehttp://figshare.com/
    Authors
    Simon Brandl
    License

    Attribution 4.0 (CC BY 4.0)https://creativecommons.org/licenses/by/4.0/
    License information was derived automatically

    Description

    These are the datasets and code needed to reproduce the analyses for the coral reef states paper.

  10. GALILEO ORBITER ASTEROID AND EARTH 2 SOLID STATE IMAGING 2 R

    • data.nasa.gov
    • datasets.ai
    • +3more
    Updated Mar 31, 2025
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    nasa.gov (2025). GALILEO ORBITER ASTEROID AND EARTH 2 SOLID STATE IMAGING 2 R [Dataset]. https://data.nasa.gov/dataset/galileo-orbiter-asteroid-and-earth-2-solid-state-imaging-2-r-feeb3
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    Dataset updated
    Mar 31, 2025
    Dataset provided by
    NASAhttp://nasa.gov/
    Area covered
    Earth
    Description

    This data set has been generated by NASA's Galileo Project in order to distribute the images acquired by the Solid State Imaging (SSI) camera to the scientists and later to the Planetary Data System (PDS). The collection resides on volumes GO_0007 thru GO_0015 and consists of all images acquired by the Galileo spacecraft during the Gaspra and the second encounter with the Earth (Earth2). Included are images of Gaspra, the Earth's Moon and the Earth taken during the 1991 and 1992 encounters (SCLK 99757945 through 166324700), as well as additional star and calibration data.

  11. d

    Current Population Survey (CPS)

    • search.dataone.org
    • dataverse.harvard.edu
    Updated Nov 21, 2023
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    Damico, Anthony (2023). Current Population Survey (CPS) [Dataset]. http://doi.org/10.7910/DVN/AK4FDD
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    Dataset updated
    Nov 21, 2023
    Dataset provided by
    Harvard Dataverse
    Authors
    Damico, Anthony
    Description

    analyze the current population survey (cps) annual social and economic supplement (asec) with r the annual march cps-asec has been supplying the statistics for the census bureau's report on income, poverty, and health insurance coverage since 1948. wow. the us census bureau and the bureau of labor statistics ( bls) tag-team on this one. until the american community survey (acs) hit the scene in the early aughts (2000s), the current population survey had the largest sample size of all the annual general demographic data sets outside of the decennial census - about two hundred thousand respondents. this provides enough sample to conduct state- and a few large metro area-level analyses. your sample size will vanish if you start investigating subgroups b y state - consider pooling multiple years. county-level is a no-no. despite the american community survey's larger size, the cps-asec contains many more variables related to employment, sources of income, and insurance - and can be trended back to harry truman's presidency. aside from questions specifically asked about an annual experience (like income), many of the questions in this march data set should be t reated as point-in-time statistics. cps-asec generalizes to the united states non-institutional, non-active duty military population. the national bureau of economic research (nber) provides sas, spss, and stata importation scripts to create a rectangular file (rectangular data means only person-level records; household- and family-level information gets attached to each person). to import these files into r, the parse.SAScii function uses nber's sas code to determine how to import the fixed-width file, then RSQLite to put everything into a schnazzy database. you can try reading through the nber march 2012 sas importation code yourself, but it's a bit of a proc freak show. this new github repository contains three scripts: 2005-2012 asec - download all microdata.R down load the fixed-width file containing household, family, and person records import by separating this file into three tables, then merge 'em together at the person-level download the fixed-width file containing the person-level replicate weights merge the rectangular person-level file with the replicate weights, then store it in a sql database create a new variable - one - in the data table 2012 asec - analysis examples.R connect to the sql database created by the 'download all microdata' progr am create the complex sample survey object, using the replicate weights perform a boatload of analysis examples replicate census estimates - 2011.R connect to the sql database created by the 'download all microdata' program create the complex sample survey object, using the replicate weights match the sas output shown in the png file below 2011 asec replicate weight sas output.png statistic and standard error generated from the replicate-weighted example sas script contained in this census-provided person replicate weights usage instructions document. click here to view these three scripts for more detail about the current population survey - annual social and economic supplement (cps-asec), visit: the census bureau's current population survey page the bureau of labor statistics' current population survey page the current population survey's wikipedia article notes: interviews are conducted in march about experiences during the previous year. the file labeled 2012 includes information (income, work experience, health insurance) pertaining to 2011. when you use the current populat ion survey to talk about america, subract a year from the data file name. as of the 2010 file (the interview focusing on america during 2009), the cps-asec contains exciting new medical out-of-pocket spending variables most useful for supplemental (medical spending-adjusted) poverty research. confidential to sas, spss, stata, sudaan users: why are you still rubbing two sticks together after we've invented the butane lighter? time to transition to r. :D

  12. U

    Greater sage-grouse genetic data and R code for evaluating conservation...

    • data.usgs.gov
    • s.cnmilf.com
    • +1more
    Updated Dec 20, 2024
    + more versions
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    Shawna Zimmerman; Jennifer Fike; Robert Cornman; Michael Schroeder; Cameron Aldridge; Sara Oyler-McCance (2024). Greater sage-grouse genetic data and R code for evaluating conservation translocations in the northwestern United States, 1992–2021 (ver. 1.1, December 2024) [Dataset]. http://doi.org/10.5066/P13UWMYL
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    Dataset updated
    Dec 20, 2024
    Dataset provided by
    United States Geological Surveyhttp://www.usgs.gov/
    Authors
    Shawna Zimmerman; Jennifer Fike; Robert Cornman; Michael Schroeder; Cameron Aldridge; Sara Oyler-McCance
    License

    U.S. Government Workshttps://www.usa.gov/government-works
    License information was derived automatically

    Time period covered
    1992 - 2021
    Area covered
    Northwestern United States
    Description

    Conservation translocations are a common wildlife management tool that can be difficult to implement and evaluate for effectiveness. Genetic information can provide unique insight regarding local impact of translocations (e.g., presence and retention of introduced genetic variation) and identifying suitable source and recipient populations (e.g., adaptive similarity). We developed two genetic data sets and wrote statistical code to evaluate conservation translocation effectiveness into the isolated northwestern region of the greater sage-grouse (Centrocercus urophasianus) distribution and to retrospectively evaluate adaptive divergence among source and recipient populations. Our first data set was microsatellite-based and derived from biological samples (feathers, tissue, and blood) collected from the translocation source populations and the northwestern recipient populations (in Washington state) before and after translocation. These data were used to evaluate neutral change in g ...

  13. d

    Data from: Attributes for NHDPlus Catchments (Version 1.1) for the...

    • catalog.data.gov
    • data.usgs.gov
    • +4more
    Updated Nov 28, 2024
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    U.S. Geological Survey (2024). Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States: Mean Annual R-factor, 1971-2000 [Dataset]. https://catalog.data.gov/dataset/attributes-for-nhdplus-catchments-version-1-1-for-the-conterminous-united-states-mean-1971
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    Dataset updated
    Nov 28, 2024
    Dataset provided by
    United States Geological Surveyhttp://www.usgs.gov/
    Area covered
    Contiguous United States, United States
    Description

    This data set represents the average annual R-factor, rainfall-runoff erosivity measure, compiled for every catchment of NHDPlus for the conterminous United States. The source data are from Christopher Daly of the Spatial Climate Analysis Service, Oregon State University, and George Taylor of the Oregon Climate Service, Oregon State University (2002), who developed spatially distributed estimates of R-factor for the period 1971-2000 for the conterminous United States. The NHDPlus Version 1.1 is an integrated suite of application-ready geospatial datasets that incorporates many of the best features of the National Hydrography Dataset (NHD) and the National Elevation Dataset (NED). The NHDPlus includes a stream network (based on the 1:100,00-scale NHD), improved networking, naming, and value-added attributes (VAAs). NHDPlus also includes elevation-derived catchments (drainage areas) produced using a drainage enforcement technique first widely used in New England, and thus referred to as "the New England Method." This technique involves "burning in" the 1:100,000-scale NHD and when available building "walls" using the National Watershed Boundary Dataset (WBD). The resulting modified digital elevation model (HydroDEM) is used to produce hydrologic derivatives that agree with the NHD and WBD. Over the past two years, an interdisciplinary team from the U.S. Geological Survey (USGS), and the U.S. Environmental Protection Agency (USEPA), and contractors, found that this method produces the best quality NHD catchments using an automated process (USEPA, 2007). The NHDPlus dataset is organized by 18 Production Units that cover the conterminous United States. The NHDPlus version 1.1 data are grouped by the U.S. Geologic Survey's Major River Basins (MRBs, Crawford and others, 2006). MRB1, covering the New England and Mid-Atlantic River basins, contains NHDPlus Production Units 1 and 2. MRB2, covering the South Atlantic-Gulf and Tennessee River basins, contains NHDPlus Production Units 3 and 6. MRB3, covering the Great Lakes, Ohio, Upper Mississippi, and Souris-Red-Rainy River basins, contains NHDPlus Production Units 4, 5, 7 and 9. MRB4, covering the Missouri River basins, contains NHDPlus Production Units 10-lower and 10-upper. MRB5, covering the Lower Mississippi, Arkansas-White-Red, and Texas-Gulf River basins, contains NHDPlus Production Units 8, 11 and 12. MRB6, covering the Rio Grande, Colorado and Great Basin River basins, contains NHDPlus Production Units 13, 14, 15 and 16. MRB7, covering the Pacific Northwest River basins, contains NHDPlus Production Unit 17. MRB8, covering California River basins, contains NHDPlus Production Unit 18.

  14. v

    United States R%20p%20o buyers list and United States importers directory of...

    • volza.com
    csv
    Updated May 10, 2021
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    Volza.LLC (2021). United States R%20p%20o buyers list and United States importers directory of R%20p%20o buying from Cn China [Dataset]. https://www.volza.com/buyers-united-states/united-states-importers-buyers-of-r%20p%20o-from-cn-china
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    csvAvailable download formats
    Dataset updated
    May 10, 2021
    Dataset provided by
    Volza.LLC
    License

    Attribution 4.0 (CC BY 4.0)https://creativecommons.org/licenses/by/4.0/
    License information was derived automatically

    Time period covered
    Jan 1, 2014 - Sep 30, 2021
    Area covered
    China, United States
    Variables measured
    Count of exporters, Count of importers, Count of shipments, Sum of import value
    Description

    0 Active United States R%20p%20o buyers list and United States R%20p%20o importers directory buying from Cn China compiled from actual United States import shipments of R%20p%20o.

  15. v

    United States import data of Blue r from China

    • volza.com
    csv
    Updated May 10, 2021
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    Volza.LLC (2021). United States import data of Blue r from China [Dataset]. https://www.volza.com/imports-united-states/united-states-import-data-of-blue+r-from-china
    Explore at:
    csvAvailable download formats
    Dataset updated
    May 10, 2021
    Dataset provided by
    Volza.LLC
    License

    Attribution 4.0 (CC BY 4.0)https://creativecommons.org/licenses/by/4.0/
    License information was derived automatically

    Time period covered
    Jan 1, 2014 - Sep 30, 2021
    Area covered
    China, United States
    Variables measured
    Count of exporters, Count of importers, Count of shipments, Sum of import value
    Description

    1116 United States import shipment records of Blue r from China with prices, volume & current Buyer’s suppliers relationships based on actual United States import trade database.

  16. d

    Data from: Attributes for MRB_E2RF1 Catchments by Major River Basins in the...

    • search.dataone.org
    • data.usgs.gov
    • +1more
    Updated Oct 29, 2016
    + more versions
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    Michael E. Wieczorek; Andrew E. LaMotte (2016). Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Mean Annual R-factor, 1971-2000 [Dataset]. https://search.dataone.org/view/d674fe23-94a6-4c0e-8e71-ace35039661f
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    Dataset updated
    Oct 29, 2016
    Dataset provided by
    USGS Science Data Catalog
    Authors
    Michael E. Wieczorek; Andrew E. LaMotte
    Time period covered
    Jan 1, 1971 - Jan 1, 2000
    Area covered
    Variables measured
    OID, RF1ID, COV_PERC, RF30_AREA, RF30_MEAN, BASIN_AREA, NODATA_ARE
    Description

    This tabular data set represents the average annual R-factor, rainfall-runoff erosivity measure, compiled for every MRB_E2RF1 catchment of selected Major River Basins (MRBs, Crawford and others, 2006). The source data are from Christopher Daly of the Spatial Climate Analysis Service, Oregon State University, and George Taylor of the Oregon Climate Service, Oregon State University (2002).

    The ERF1_2 catchments are based on a modified version of the U.S. Environmental Protection Agency's (USEPA) ERF1_2 and include enhancements to support national and regional-scale surface-water quality modeling (Nolan and others, 2002; Brakebill and others, 2011).

    Data were compiled for every MRB_E2RF1 catchment for the conterminous United States covering New England and Mid-Atlantic (MRB1), South Atlantic-Gulf and Tennessee (MRB2), the Great Lakes, Ohio, Upper Mississippi, and Souris-Red-Rainy (MRB3), the Missouri (MRB4), the Lower Mississippi, Arkansas-White-Red, and Texas-Gulf (MRB5), the Rio Grande, Colorado, and the Great basin (MRB6), the Pacific Northwest (MRB7) river basins, and California (MRB8).

  17. Data from: Scaling COVID-19 rates with population size in the United States

    • zenodo.org
    bin, csv
    Updated Mar 2, 2025
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    Austin R. Cruz; Austin R. Cruz; Brian J. Enquist; Brian J. Enquist; Joseph R. Burger; Joseph R. Burger (2025). Scaling COVID-19 rates with population size in the United States [Dataset]. http://doi.org/10.5281/zenodo.14956993
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    csv, binAvailable download formats
    Dataset updated
    Mar 2, 2025
    Dataset provided by
    Zenodohttp://zenodo.org/
    Authors
    Austin R. Cruz; Austin R. Cruz; Brian J. Enquist; Brian J. Enquist; Joseph R. Burger; Joseph R. Burger
    License

    Attribution 4.0 (CC BY 4.0)https://creativecommons.org/licenses/by/4.0/
    License information was derived automatically

    Time period covered
    2025
    Area covered
    United States
    Description

    Repository of data, code, and analysis for manuscript titled "Scaling COVID-19 rates with population size in the United States".

  18. c

    Scripts and data to run and produce results from R-QWTREND models

    • s.cnmilf.com
    • data.usgs.gov
    • +2more
    Updated Jul 6, 2024
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    U.S. Geological Survey (2024). Scripts and data to run and produce results from R-QWTREND models [Dataset]. https://s.cnmilf.com/user74170196/https/catalog.data.gov/dataset/scripts-and-data-to-run-and-produce-results-from-r-qwtrend-models-b9fa7
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    Dataset updated
    Jul 6, 2024
    Dataset provided by
    United States Geological Surveyhttp://www.usgs.gov/
    Description

    This child page contains a zipped folder which contains all items necessary to run trend models and produce results published in U.S. Geological Scientific Investigations Report 2022–XXXX [Nustad, R.A., and Tatge, W.S., 2023, Comprehensive Water-Quality Trend Analysis for Selected Sites and Constituents in the International Souris River Basin, Saskatchewan and Manitoba, Canada and North Dakota, United States, 1970-2020: U.S. Geological Survey Scientific Investigations Report 2023-XXXX, XX p.]. To run the R-QWTREND program in R, 6 files are required and each is included in this child page: prepQWdataV4.txt, runQWmodelV4.txt, plotQWtrendV4.txt, qwtrend2018v4.exe, salflibc.dll, and StartQWTrendV4.R (Vecchia and Nustad, 2020). The folder contains: three items required to run the R–QWTREND trend analysis tool; a README.txt file; a folder called "dataout"; and a folder called "scripts". The "scripts" folder contains the scripts that can be used to reproduce the results found in the USGS Scientific Investigations Report referenced above. The "dataout" folder contains folders for each site that contain .RData files with the naming convention of site_flow for streamflow data and site_qw_XXX depending upon the group of constituents MI, NUT, or TM. R–QWTREND is a software package for analyzing trends in stream-water quality. The package is a collection of functions written in R (R Development Core Team, 2019), an open source language and a general environment for statistical computing and graphics. The following system requirements are necessary for using R–QWTREND: • Windows 10 operating system • R (version 3.4 or later; 64 bit recommended) • RStudio (version 1.1.456 or later). An accompanying report (Vecchia and Nustad, 2020) serves as the formal documentation for R–QWTREND. Vecchia, A.V., and Nustad, R.A., 2020, Time-series model, statistical methods, and software documentation for R–QWTREND—An R package for analyzing trends in stream-water quality: U.S. Geological Survey Open-File Report 2020–1014, 51 p., https://doi.org/10.3133/ofr20201014 R Development Core Team, 2019, R—A language and environment for statistical computing: Vienna, Austria, R Foundation for Statistical Computing, accessed December 7, 2020, at https://www.r-project.org.

  19. v

    Global import data of Poly propylene r from United States

    • volza.com
    csv
    Updated Feb 23, 2023
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    Volza.LLC (2023). Global import data of Poly propylene r from United States [Dataset]. https://www.volza.com/p/poly-propylene-r/import/coo-united-states/
    Explore at:
    csvAvailable download formats
    Dataset updated
    Feb 23, 2023
    Dataset provided by
    Volza.LLC
    License

    Attribution 4.0 (CC BY 4.0)https://creativecommons.org/licenses/by/4.0/
    License information was derived automatically

    Time period covered
    Jan 1, 2014 - Sep 30, 2021
    Area covered
    United States
    Variables measured
    Count of exporters, Count of importers, Count of shipments, Sum of import value
    Description

    13 Global import shipment records of Poly propylene r from United States with prices, volume & current Buyer’s suppliers relationships based on actual Global import trade database.

  20. a

    Arizona State University Twitter Data Set

    • academictorrents.com
    bittorrent
    Updated Dec 23, 2013
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    R. Zafarani and H. Liu (2013). Arizona State University Twitter Data Set [Dataset]. https://academictorrents.com/details/2399616d26eeb4ae9ac3d05c7fdd98958299efa9
    Explore at:
    bittorrent(354770146)Available download formats
    Dataset updated
    Dec 23, 2013
    Dataset authored and provided by
    R. Zafarani and H. Liu
    License

    https://academictorrents.com/nolicensespecifiedhttps://academictorrents.com/nolicensespecified

    Description

    Twitter is a social news website. It can be viewed as a hybrid of email, instant messaging and sms messaging all rolled into one neat and simple package. It s a new and easy way to discover the latest news related to subjects you care about. |Attribute|Value| |-|-| |Number of Nodes: |11316811| |Number of Edges: |85331846| |Missing Values? |no| |Source:| N/A| ##Data Set Information: 1. nodes.csv — it s the file of all the users. This file works as a dictionary of all the users in this data set. It s useful for fast reference. It contains all the node ids used in the dataset 2. edges.csv — this is the friendship/followership network among the users. The friends/followers are represented using edges. Edges are directed. Here is an example. 1,2 This means user with id "1" is followering user with id "2". ##Attribute Information: Twitter is a social news website. It can be viewed as a hybrid of email, instant messaging and sms messaging all rolled into one ne

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NOAA Office for Coastal Management (Point of Contact, Custodian) (2024). R-Factor for the Conterminous United States [Dataset]. https://catalog.data.gov/dataset/r-factor-for-the-conterminous-united-states1
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R-Factor for the Conterminous United States

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2 scholarly articles cite this dataset (View in Google Scholar)
Dataset updated
Oct 31, 2024
Dataset provided by
National Oceanic and Atmospheric Administrationhttp://www.noaa.gov/
Area covered
Contiguous United States, United States
Description

The rainfall-runoff erosivity factor (R-Factor) quantifies the effects of raindrop impacts and reflects the amount and rate of runoff associated with the rain. The R-factor is one of the parameters used by the Revised Unified Soil Loss Equation (RUSLE) to estimate annual rates of erosion. This product is a raster representation of R-Factor derived from isoerodent maps published in the Agriculture Handbook Number 703 (Renard et al.,1997). Lines connecting points of equal rainfall ersoivity are called isoerodents. The iserodents plotted on a map of the coterminous U.S. were digitized, then values between these lines were obtained by linear interpolation. The final R-Factor data are in raster GeoTiff format at 800 meter resolution in Albers Conic Equal Area, GRS80, NAD83.

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