... + 0.950625 × 0.998162=0.99462270125a20.0677 632 2625 + 0.92685 937 5 × 0.0 231 62=0.089 231 2 430 937 50.0677 632 2625 + 0.92685 937 5 × 0.998162=0.992919 133 71875Table Ans.7: Encoding the Stringa2a2a2a2.4.2. ... 229– 231 compression factor, 17, 2 73 compression gain, 17, 2 73 compression performance measures, 16–17compression ratio, 16, 2 73 compressor (definition of), 14continuous-tone image, 1 43, 144, 2 73 cool ... method to “predict” (to assign probabilities to) the data to be compressed. This concept is important in statistical data compression.When a statistical method is used, a model for the data has to...