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BoxCoding
- 本程序采用了最简单的方块编码对512×512的lena图像进行了编码.运行程序后可以看出,方块取得越大,图像编码后失真越大。
huffmanprogram
- 用matlab软件实现图像的编码和解码,并对解压后的图像是否失真进行测试,采用的算法是huffman算法,经调试无误后上传-Matlab software used to encode and decode images and extract the image to test whether the distortion using the algorithm is huffman algorithm, after the upload through debugging correct
53quincunxADLwavelet
- 方向自适应的小波变换程序(5/3) 本人自己编写,有些简陋,采用固定块大小,方向冗余没有与小波系数进行率失真优化-adaptive directional lifting wavelet (ADL)
Copy_of_abs1
- 图像压缩算法! 这种算法不同传统算法! 特点:图像质量高清,编码解码速度快,失真小!-spiht algoritm based image compression
TP
- TP 压缩一用于图像的压缩 拐点压缩 失真小 恢复快-TP compression for image compression of a knee compression distortion and rapid recovery
jpeg
- 图像压缩与解压缩,限失真信源编码是多媒体数据压缩的主要方法,为这一部分设计的实验名称是“实现一个简化的JPEG 编码器”。-Image compression and decompression limit the distortion source coding of multimedia data compression, this part of the design of the experiment name is "a simplified JPEG encoder.
Huffman-coding
- 霍夫曼无失真变长编码源代码!强势推荐!超高效率!-Hoffman lossless variable-length encoded source code! A strong recommendation! Ultra-efficient.
VP2
- 利用無失真jpeg壓縮有使用之預測誤差值分類,去做huffman code的編碼-No distortion jpeg compression have use value of the prediction error classification, do the coding huffman code
jpg_encodeadecode
- 任意图片文件压缩到JPEG格式和解压,压缩率高且失真度高-Any picture file compression JPEG formats and decompression, compression rate and distortion are both high
huffman
- 用哈夫曼编码反编码并判断有无失真压缩前后侧储存空间比较-Use Huffman encoding the coding and back before compression to the storage space is any distortion
HSDCTcode
- 心音信号的DCT域变换压缩编码,LLoyld最佳量化与霍夫曼编码,利用心电R波进行分帧,在不到1 左右失真度的情况下达到了6.0以上的压缩比-Heart sound signals on DCT transform coding, LLoyld optimal quantization and Huffman coding, the use of ECG R wave sub-frame, less than about 1 in the case of distortion to achie
VQSOM
- 利用SOM神经网络设计矢量量化的码书,结果优于传统的LBG方法,失真度较小。-SOM neural network design use vector quantization codebook, the result is better than traditional methods LBG, distortion is small.
LossyCompression
- 四分法失真解压图形算法
encoder
- 264编码过程中的宏块的编码和条带的编码,以及最后的率失真代价的计算-264 encoding process of encoding and coded slice macroblock, and the final calculation of the rate-distortion cost. . .
224071252zuixinwenzhang
- 离散余弦变换(DCT)是一种常用的数字速率变换编码方法。DCT首先将整个图像分割成n×n像素块,然后在n×n像素块上逐帧执行DCT变换。由于图像的高频成分很小,与高频分量对应的系数通常为零,肉眼对高频分量的变化并不敏感, 因此,我们使会用简洁的定量方法。因此,数字传输系数的速率远小于用于传输图像像素的数字速率。到达接收机后,逆离散余弦变换返回到样本值。虽然会有一定的失真,但人眼是可以接受的。(The coefficients of the DCT domain motion compensati
