%0 Journal Article %T Adaptive Variable Degree-k Zero-Trees for Re-Encoding of Perceptually Quantized Wavelet Packet Transformed Audio and High-Quality Speech %A Omid Ghahabi %A Mohammad Hassan Savoji %J ISRN Signal Processing %D 2011 %I Hindawi Publishing Corporation %R 10.5402/2011/145758 %U http://dx.doi.org/10.5402/2011/145758