释义 |
tcqCOCA¹¹⁴⁸⁰¹ 基本例句 abbr.格状编码量化trellis coded quantization A new method which performs Trellis Coded Quantization TCQ of wavelet coefficients based on multi-stage zerotree coding is proposed. 该文提出了对小波图像作多级零树编码后进行网格编码量化 TCQ的新方法。 dictall WT- TCQ uses TCQ to quantize wavelet coefficients and gains better compression performance. The advantages of this algorithm are more obvious at large rate. TCQ算法利用 TCQ算法复杂性中等而性能与矢量量化相当的优点,可以获得更高的压缩信噪比,编码率较大时,压缩算法的性能优势更明显。 cnki The principle of the method lies in: TCQ is a general source- coding algorithm to process various data. 这一思想的理论基础在于, TCQ作为一种通用的信源编码算法,可以对各种数据源做编码处理; cnki |