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The bufferinstrumented encoder
Variablelength codes versus Quantization
2 other sections not shown
absorbing barrier additional M.S.E. resulting ak+l analog sources average code average codeword length B-VL code B-VL encoder performance bins-split bit stuffing bits per second block length buffer monitor buffer overflow CM CM CM H H code alphabet coding delay coefficient computed dF(x digit due to overflow eigenvalue eigenvector eigenvector corresponding encoder buffer pointer encoder is set entropy rate Figure 2.l following matrix equation given H H H increase in distortion instantaneous word encoder integer K-level quantizer Lagrange multiplier Markov Chain optimum quantizer original Huffman code overflow compensation overflow end pointer position Px_a Q-P code Q-P encoder quantizer output quasi-Huffman code random walk reflecting barrier resulting from overflow sense of rate set of codewords shift register short words solution solving the following source encoder source is studied source letter split bins steady state distribution Table 3.l Termination Transmission rate transmitted underflow end variable-length code versus x Transmission