ndi (development version)

ndi v0.1.4

Added atkinson() function to compute the aspatial income or racial/ethnic Atkinson Index (AI) based on Atkinson (1970) for specified counties/tracts 2009 onward
Added bell() function to compute the aspatial racial/ethnic Isolation Index (II) based on Shevky & Williams (1949; ISBN-13:978-0837156378) and Bell (1954)
Added white() function to compute the aspatial racial/ethnic Correlation Ratio (V) based on Bell (1954) and White (1986)
Added sudano() function to compute the aspatial racial/ethnic Location Quotient (LQ) based on Merton (1939) and Sudano et al. (2013)
Added bemanian_beyer() function to compute the aspatial racial/ethnic Local Exposure and Isolation (LEx/Is) metric based on Bemanian & Beyer (2017)

car is now Imports
Fixed bug in reverse dependency check failure for anthopolos() and bravo() functions removing returnValue() when data are not missing
Thank you, Roger Bivand, for the catch. Relates to ndi Issue #5
Updated duncan(), gini(), krieger(), messer(), and powell_wiley() for consistency in messaging when data are not missing
Updated tests for anthopolos() and bravo() if Sys.getenv("CENSUS_API_KEY") != ""
Added omit_NAs argument in duncan() function to choose if NA values will be included in its computation
In duncan() function, if any smaller geographic unit has zero counts the output for its larger geographic unit will be NA
Fixed bug in duncan() function for multiple subgroup and subgroup_ref selections
Updated documentation throughout
Added GitHub R-CMD-check
Updated citation style for CITATION file

Added duncan() function to compute the Dissimilarity Index (DI) based on Duncan & Duncan (1955) for specified counties/tracts 2009 onward
Thank you for the feature suggestion, Jessica Madrigal
Added ‘utils.R’ file with internal di_fun() function for duncan() function

Fixed bug in bravo() function where ACS-5 data (2005-2009) are from the “B15002” question and “B06009” after
Fixed bug in missingness warning for all metrics
utils is now Imports
Updated vignette and README with new features
Updated Description in DESCRIPTION
Updated tests
Updated CITATION with new citation for the additional metric
Updated maintainer contact information

Added krieger() function to compute the Index of Concentration at the Extremes (ICE) based on Feldman et al. (2015) and Krieger et al. (2016) for specified counties/tracts 2009 onward
Thank you for the feature suggestion, David Berrigan
Added df argument for the messer() and powell_wiley() functions to specify a pre-formatted data set input for the NDI computation
Added round_output argument for the messer() and powell_wiley() functions to provide raw output as the default and rounded output as optional.
Thank you for the suggested enhancements, Chris Prener
Added DCtracts2020 a testing data set for the ndi package and its documentation

Fixed bug in powell_wiley() function where the internal PCA will now run properly if only one factor has an eigenvalue above 1
Optimized the code to calculate missingness in all functions
Thank you for the suggested bug fixes, Jacob Englert
Fixed bug in powell_wiley() function where “PctNoPhone” before 2015 is “DP04_0074PE” and “DP04_0075PE” after
Thank you for alerting this issue, Jessica Gleason
Relaxed year argument in functions to include any year after 2009 or 2010 for the indices
Cleaned-up output formatting in functions
usethis is now Suggests and LazyData is set to ‘true’
Updated tests for the df argument in messer() and powell_wiley() functions
Updated vignette and README with new features
Fixed typos throughout documentation
Updated Description in DESCRIPTION and fixed typos
Updated ‘package.R’ with new details
Updated CITATION with new citations for the additional metric

Added anthopolos() function to compute the Racial Isolation Index (RI) based on based on Anthopolos et al. (2011) for specified counties/tracts 2009 onward
Added bravo() function to compute the Educational Isolation Index (EI) based on based on Bravo et al. (2021) for specified counties/tracts 2009 onward
Added gini() function to retrieve the Gini Index based on Gini (1921) for specified counties/tracts 2009 onward
Thank you for the feature suggestions, Jessica Madrigal