1.8 (2015-05-04)
* NAMESPACE now properly exports the methods as S3 methods.
* Now uses and works with 'requireNamespace'
* Add ability to supply two ordered factors with identical levels as control / cases
* Deprecate dangerous use of a matrix as response / predictor with a warning
* Forward 'best.method' and 'best.weights' arguments to 'coords' in 'ci.thresholds'
* Fix CITATION file as per CRAN request
* pAUC correction is undefined for partial AUC below the diagonal (result < 0.5) and now returns NA (with a warning). Thanks Vincenzo Lagani for the report.
1.7.3 (2014-06-14)
* Fixed AUC of binomial-smoothed ROC off by 100^2 (thanks Bao-Li Chang for the report)
* Fix print of logcondens-smoothed ROC
1.7.2 (2014-04-05)
* Fixed bug where 'ci.coords' with 'x="best"' would fail if one or more resampled ROC curve had multiple "best" thresholds
* Fixed bug in 'ci.coords': passing more than one value in 'x' now works
* Fixed typo in documentation of 'direction' argument to 'roc' (thanks Le Kang for the report)
* Add a warning when computing statistics of ROC curve with AUC = 1
* Require latest version of Rcpp to avoid weird errors (thanks Tom Liptrot for the report)
1.7.1 (2014-02-20)
* Close SOCK cluster on Windows with parallel=TRUE
* Fixed really use algorithm 1 when microbenchmark fails
1.7 (2014-02-19)
* Faster algorithm for DeLong 'roc.test', 'power.roc.test', 'ci.auc', 'var' and 'cov' function (no large matrix allocation)
* Handling Math and Operations correctly on 'auc' and 'ci' objects (see '?groupGeneric.pROC')
* The 'formula' for 'roc.formula' can now provide several predictors and a list of ROC curves will be returned
* Fixed documentation of 'ci.coords' with examples
* Fixed binormal AUC computed with triangulation despite the claim in the documentation
* Fixed unstated requirement on Rcpp >= 0.10.5
1.6.0.1 (2013-12-28)
* Removed erroneous error message displayed when predictors and responses were not vectors
1.6 (2013-12-26)
* New 'power.roc.test' function for sample size and power computations
* New 'cov' and 'var' functions supports new "obuchowski" method
* New 'ci.coords' function to compute CI of arbitrary coords
* 'coords' accepts new 'ret' value "1-accuracy"
* Introducing various algorithms to compute sensitivities and specificites, with a more vectorized code or Rcpp. See 'algorithm' in ?roc for more details on the trade-offs of the different methods.
* Faster algorithm for DeLong 'roc.test', 'ci', 'var' and 'cov' function (thanks Kazuki Yoshida).
* 'are.paired' now also checks for identical 'levels'
* Fixed a warning generated in the examples
* Fixed several bugs related with 'smooth.roc' curves
* Additional input data sanity checks
* Now requires R >= 2.13 (in fact, since 1.5.1, thanks Emmanuel Curis for the report)
* Progress bars now defaults to text on Macs where 'tcltk' seems broken (thanks Gerard Smits for the report)
1.5.4 (2012-08-31)
* Running less smooth.roc examples with logcondens because they take too much time (requested by Uwe Ligges)
1.5.3 (2012-08-31)
* AUC specification was lost when roc.test, cov or var was passed an 'auc' object.
* Correct computation of "accuracy" in 'coords' (thanks to Kosuke Yoshihara for the report)
1.5.1 (2012-03-09)
* Faster loading of the package (thanks to Prof Brian Ripley and Glenn Lawyer for the report)
1.5 (2011-12-11)
* New 'cov' and 'var' functions
* 'coords' accepts new 'ret' values: "accuracy", "tn", "tp", "fn", "fp", "npv", "ppv", "1-specificity", "1-sensitivity", "1-npv", "1-ppv", "npe" and "ppe"
* New 'legacy.axes' argument to 'plot' 1-specificity rather than specificity
* New 'axes' argument to turn off the plotting of the axis
* New 'logcondens' and 'logcondens.smooth' (Univariate Log-Concave Density Estimation) smoothing methods
* New function 'has.partial.auc' to determine if an AUC is full or partial
* New argument 'drop' for 'coords'
* 'auc' and 'multiclass.auc' objects now also have secondary class 'numeric'
* Updated load call
* Delong's CI reversed in ROC curves with direction=">"
* Delong's CI AUC returned values > 1 or < 0 in some rare cases
* Minor improvements in documentation
1.4.4 (2011-08-09)
* Fixed alternative for one-tailed tests (thanks to Lisa Koch for the report)
* Removed COPYING file to fix a warning in r-devel.
1.4.3 (2011-03-17)
* Updated citation
1.4.2 (2011-03-03)
* Fixed bootstrap 'roc.test' generating NAs when 'smooth.roc's were used with 'reuse.auc=FALSE' (thanks to Buddy for the report)
* Documented a warning that was missing in roc.test
* Updated citation
1.4.1 (2011-01-27)
* 'venkatraman''s test for unpaired ROC curves
1.4 (2011-01-21)
* 'smooth' does not apply on 'ordered' factors anymore
* Multi-class AUC support
* Can choose how 'best' thresold is determined ('best.method' and 'best.weights' in 'coords' and 'print.thres.best.method' and 'print.thres.best.weights' in 'plot.roc')
* Minor fixes in documentation
* 'print' now prints the response instead of "response" and more informative data in 'htest's
* Bootstrap with 'ci.auc' consumes much less memory
* Unpaired bootstrap and DeLong's test
* Specificity and sensitivity tests (in 'roc.test')
1.3.2 (2010-08-24)
* 'print.auc' printed incorrect CI in 'plot.roc' (thanks to Alexander B. Leichtle for the report)
* Failed to detect local maximas in 'coords' when 2 or less points were selected
* Don't consider ROC extremities (+-Inf at 1.0/0.0 SE<->SP) as local maximas
1.3.1 (2010-08-18)
* Sensitivity and specificity were inverted in coords when results were reported as list
* Faster checks with '\dontrun{}' in 'roc.test'
1.3 (2010-08-13)
* '...' not passed correctly in 'plot.ci.se' with 'type="bars"' resulting in an error
* CI is not re-computed by default in 'smooth.roc'. You can still turn it on with 'reuse.ci=TRUE'
* New function 'are.paired'
* Local maximas could be incorrectly detected in 'coords' (and 'plot.roc') with 'predictor's containing more than 2 levels.
* New method 'venkatraman' for 'roc.test'
* MASS and tcltk packages are now only suggested instead of required
1.2.1 (2010-05-11)
* Handle 'method' arguments for 'smooth.roc' and 'ci.auc' separately in 'roc.default'
* Added 'auc.polygon.*' and 'max.auc.polygon.*' arguments for 'polygon' in 'plot.roc'
1.2 (2010-05-09)
* Added DeLong method in 'ci.auc'
* Return value of 'ci.auc' does not contain an 'aucs' item anymore
* Put most examples with bootstrap within '\dontrun{}' blocks for faster (but less useful) checks execution
1.1 (2010-05-05)
* Added 'lines.roc' functions for ROC
* Added 'type' argument for both 'lines.roc' and 'plot.roc'
* Added 'print.auc.col' argument to 'plot.roc'
* Fixed a warning in 'roc.test.default' when the class of 'predictor1' had several elements
* Fixed an encoding failure during the checks on MacOS X
1.0.1 (2010-04-28)
* Reduced examples execution time. Added low 'boot.n' in the slowest examples and 'reuse.auc' and 'reuse.ci' arguments in smooth.roc.roc
1.0 (2010-04-27)
* First public release