2363 Raster Matrix Format Image (Raster) Raster Matrix Format (RMF) is a simple tiled raster format used in the Geographical Information System (GIS) “Integration” and “Panorama” GIS. There are two varieties of RMF called MTW and RSW and this record describes the RSW type. RSW can store 8-bit data and is a general purpose raster that supports single channel colormapped or three channel RGB images. Simple georeferencing can be provided with this image type. 180 The National Archives and Records Administration / The National Archives and Records Administration 01 Nov 2021 01 Nov 2021 fmt/1539 PUID Geospatial Data Abstraction Library Other rsw File extension 1885 Raster Matrix Format BOF; Offset: 0; Magic bytes: 'RSW.' 1 Absolute from BOF 0 52535700