has specified data input has specified data output implements has format specification Microarray data Gene expression data data item data format specification OCplus http://bioconductor.org/packages/2.4/bioc/html/OCplus.html This package allows to characterize the operating characeristics of a microarray experiment, i.e. the trade-off between false discovery rate and the power to detect truly regulated genes. The package includes tools both for planned experiments (for sample size assessment) and for already collected data (identification of differentially expressed genes). Nandini Badarinarayan R data frame Graph plot R software 'FDR' image format