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文本与二值图像的游程压缩[xtulbd,050418]
- 【文本与二值图像的游程】1. 文本游程压缩的原理 对重复字段采用3符号标识法：(1) 重复提示符,比如@,#等；(2) 游程长度参数或重复次数,若用一个字节表示,最大长度可为255个重复字；(3) 重复字符。以上三部分合称为重复因子。可见要获得压缩效益，重复字符应在3个以上。2. 图像游程压缩的原理 对于二值图像，原始数据为零一矩阵，压缩时逐行处理该矩阵：(1) 连续n个1，表示为+n；(2) 连续n个0，表示为-n。-text and binary image -- an outbound t
zip_coding
- 用BKZIP方式解压缩文件，压缩因子可达2.5甚至更高，Class CZipArchive 支持自解压缩，加密解密功能，用VC++编写，使用时可以用源文件，也可以用静态连接库-with BKZIP decompressed, compression factor of up to 2.5 or even higher, Class CZipArchive support self-extracting, encryption and decryption function, VC prepara
Remove_PhaseDistortion
- 数字全息再现中往往会出现二次球面因子导致相位畸变，本函数基于最小二乘法拟合球面并解出不含二次球面因子的原相。-Digital Holography often secondary spherical factor leading to phase distortion, this function is based on the least squares fit sphere and solve the original phase without secondary spherical fa
jpeg
- 基本思路：利用开源库实现对jpeg的解压缩以直接提取量化表，根据标准量化表和所提取量化表编写算法实现质量因子的求算。-The basic idea: the use of open-source library achieve solutions to jpeg compression quantization tables extracted directly calculating quality factor, according to the standard quantization
RIP_fi
- 计算压缩感知的测量矩阵和稀疏基的RIP因子。-This file aims to calculate the RIP factor or the measurement matrix and sparse base in compressive sensing field.
PAPER5
- 5一种基于前向感知因子的WSN能量均衡路由方法.pdf-5 forward perceive a factor WSN routing based on energy balance method. Pdf