has specified data input has specified data output has format specification is published by is executed in R data frame aroma.light Nandini Badarinarayan This package functions as methods for microarray analysis that take basic data types such as matrices and lists of vectors. These methods can be used standalone, be utilized in other packages, or be wrapped up in higher-level classes. http://bioconductor.org/packages/2.4/bioc/html/aroma.light.html Graph plot BioConductor Software R software averaging correction data normalization Bioconductor