搜索资源列表
watermarkt1
- 基于小波零树特性的视觉感知度模型的优化方案, 给出了两种水印算法: 一种算法嵌入的是高斯序列水印, 通过相关检测实现盲检测 另一种算法嵌入的是二值图像水印, 水印的提取是非盲提取。这两种算法在所有重要小波系数( 包括最低频系数) 中嵌入水印, 以达到最大化水印嵌入量的目的, 并结合感知度模型在水印的透明性和鲁棒性之间实现了较好的平衡, 对于常见的图像处理操作, 特别是对于JPEG 和小波压缩均有较好的鲁棒性。-based on wavelet zerotree visual perception
blind detection
- 基于CDMA的盲多用户检测
ICA_for_Multi_User_Detection_in_CDMA_system
- Blind Source Seperation (BSS) now is a important technology. Independent Component Analysis (ICA) is the main technique of BSS. Suppose we mix many non-Gausse signal sources,ICA can seperate the mixed signal to orignal signals without any information
watermark
- 数字图像水印的嵌入和提取算法-Blind-detection digital watermarking embedding and extraction algorithm. The program is made by C language. (watermark.rar file include test image file)
Direct_blind_multiuser_detection_for_CDMA_in_multi
- Direct Blind Multiuser Detection for CDMA in Multipath without Channel Estimation
Constant_modulus_algorithm_for_blind_multiuser_det
- 恒模盲多用户检测算法的FPGA实现,很不错的文章-Constant modulus algorithm for blind multiuser detection on the FPGA
dsmud_E44
- E4 盲多用户检测算法在AWGN信道下的性能 RLS-LMF算法-E4-blind multi-user detection algorithm in the AWGN channel the performance of RLS-LMF algorithm
Detection_plus
- blind detection using the LSCMA
gradual_change
- blind signal detection using the gradual change algorithm
var_length_Low
- the blind signal detection using the various length of the LSCMA algorithm
multiuser
- 基于子空间的盲多用户检测，matlab仿真例程-Subspace-based blind multiuser detection, matlab simulation routines
watermark_logistic
- 基于混沌加密的频率域自适应数字水印技术,混沌序列一是加密,二是实现盲检测-Based on Chaotic Encryption frequency domain adaptive digital watermarking technology, one chaotic sequence encryption is to make the blind detection
watermark_hundun
- 基于混沌加密的频率域自适应数字水印技术,混沌序列一是加密,二是实现盲检测-Based on Chaotic Encryption frequency domain adaptive digital watermarking technology, one chaotic sequence encryption is to make the blind detection
watermarking
- 对音频信号分帧加窗,对每帧进行三阶小波变换,取其逼近系数平均值(一般为零).在此嵌入二值图像 并有对潜入水印信号进行盲检,恢复其嵌入水印-Sub-frame of the audio signal increases the Hamming window for each frame impletment third-order wavelet transform, whichever is close to the average coefficient (usually zero). a
kalman-blind-mutiple-adapative-detection
- 一种基于改进Kalman滤波的盲多用户检测，论文不错，可以-Kalman Filter Based on an Improved Blind multi-user detection, paper good, take a look 。
Ekici3812-04
- good paper for blind detection in CDMA context
work
- 使用LMS算法进行盲多用户检测，并计算出信干比和误码率-LMS algorithm using the blind multi-user detection, and calculate the signal to interference ratio and bit error rate
dwt
- 实现基于小波变换数字水印的嵌入和提取,并实现对压缩，噪声等攻击的检测。-Using the same key after a chaotic sequence of scrambling the watermark information to achieve the double encryption, consider the wavelet energy distribution problem, the watermark information embedded in low-freq
blind-detection
- 解交织的基本框架，加上经过交织处理的编码序列，就可以再次基础上进行解交织-blind detection of interleaver parameters
signals-quick-blind-detection
- 介绍一种有关卫星通信信号的快速盲检测方法-satellite communication signals quick blind detection