Data Compression: Set

Part 1 Rationale and utilization: logical compression; physical compression; compression benefits; terminology; communications applications; data storage appliations; data compression and information transfer. Part 2 Data codes and compression-indicating characters: data codes; selecting compression indicating characters. Part 3 Data-compression techniques: null suppression; bit mapping; run length; half-byte packing; diatomic encoding; pattern substitution; relative encoding; forms mode operation. Part 4 Statistical encoding: information theory; Huffman coding; modified Huffman codes; Shannon-Fano coding; comma codes; adaptive compression; modern statistical compression methods. Part 5 System considerations and data analysis: system considerations; data analysis. Part 6 Software - linkage considerations: compression routine placement; timing considerations. Part 7 Using compression - performing hardware and software products: hardware products; software products. Appendix A - Datanalysis program descriptions and listings: FORTRAN program - operational description; main routine; program transferability; variable assignments; BASIC program - operational description; main routine; variable assignments; FORTRAN data analysis program listing; BASIC language DATANALYSIS program listing. Appendix B - shrink program descriptions and listings; MERGEC.BAS and MERGED.BAS, program operations.