Affymetrix® CHP Data File Format

CHP FILE

Description

The CHP file contains probe set analysis results generated from Affymetrix software. There are several versions of CHP files generated by the MAS5, GCOS and other Affymetrix software.

  • CHP files generated by MAS5 and GCOS 1.0 and 1.1 software. Known as the "historical" CHP files.
  • CHP files generated by GCOS 1.2, 1.3 and 1.4 and BRLMM Analysis Tool. Also known as the XDA CHP files.
  • CHP files generated by the Expression Console software.
  • CHP files generated by the Genotyping Console software.
  • CHP files generated by the Tiling Analysis Software.