DCT_2D

bmp转换为jpeg,jpeg压缩的源代码 程序用vc实现了bmp图片转换成jpeg图片(converted to jpeg bmp, jpeg compression source code procedures used vc realized bmp images converted into jpeg photos)

RLPack is a software that gives you the power to compress your executables and dynamic link libraries in a way that keeps them small and has no effect on compressed file functionality. Further more RLPack protects your files from modification and has several protection options which help protecting your files from being changed or cracked. But compression and protection does not stop there. RLPack with iBox module can pack your dynamic link libraries and place them inside the main executable so they can not be modified. They are extracted directly to memory (or optionally to disk) hiding their presence and enabling you to keep your dynamic link libraries safe from being used by third party programs or users.

压缩感知的几种算法算法,帮助更深入了解压缩感知算法(Compressed Sensing)

说明：  压缩传感omp算法代码，附带一个测试的程序。便于理解。(Omp compressed sensing algorithm code, with a test program. Easy to understand.)

图像JPEG压缩算法，由8*8DCT变换，调用量化表进行量化，最后由Huffman编码完成算法(JPEG image compression algorithm, the 8* 8DCT transform, quantization table calls to quantify, and finally completed by the Huffman coding algorithm)

设电文字符集D及各字符出现的概率F如下： D={a，b，c，d，e，f，g，h}（字符数n=8） F={5，29，7，8，14，23，3，11}( ) 编写完成下列功能的程序： ①构造关于F的Huffman树； ②求出并打印D总各字符的Huffman编码。 程序结构： 类型说明； 构造Huffman树的函数：Huffman_tree(H[m+1])； 求Huffman编码的函数：Huffman_code(code[n+1])； main() { 变量说明； 输入字符集D及频率F； 调用Huffman_tree(H)； 调用Huffman_code(code)； 打印编码； Y 继续？ N 停止 }

双树复小波变换具有平移不变性、方向选择性等特点，适合进行图像压缩，优于传统离散小波变换方法。(The DT-CWT is suitable to image compression processing because of its shift invariance and directional selectivity. It is preferable to traditional Discrete Wavelet Transform(DWT). )

课设时做的学生成绩管理系统，希望对大家有参考价值(Lesson set up to do when the student achievement management system that everyone would like to have reference value)

这是一个不错的图像压缩的Matlab程序,希望能对你有所帮助.(This is a good image compression Matlab procedures in the hope that you can help.)

电力输发电系统可靠性评估程序 解析法 系统数据在压缩包里(Power transmission and generation system reliability evaluation process analytical method system data compression bag)