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AnalysisandDesignofWatermarkingAlgorithmsforImprov
提出一种新的混合数字水印算法，它利用了
两种方法最好抵制JPEG压缩。(develop a novel hybrid watermarking algorithm that exploits the
best of both approaches for greater resilience to JPEG compres-
sion.
)
- 2009-11-14 07:27:40下载
- 积分：1
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daima
根据给定的函数，分别用复合梯形公式、复合辛普森公式、龙贝格求积公式和变步长的求积公式计算积分结果，并且比较积分的精确度。(According to a given function, namely, composite trapezoidal formula using composite Simpson formula Romberg quadrature formula and the variable step-size integration quadrature formula results, and compare the accuracy of points.)
- 2009-06-29 13:24:14下载
- 积分：1
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adctest_2013
matlab 测试程序 程序设计代码 最新版2013(matlab testing learning )
- 2013-04-26 11:49:18下载
- 积分：1
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study-ofMatlab7.0
Matlab7官方学习资料，能帮助你很快的学习Matlab的实用，简单、权威(Matlab7 official learning materials that can help you quickly learn Matlab s practical, simple, authoritative)
- 2011-12-29 16:15:39下载
- 积分：1
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main_no_offset_2
假设截获了一段短波数字通信的信号，要求解调出最终的信息，每组解调出来后，将10组信息组合起来，恢复最终的信源输出数据。
先验信息：两组数据文件，编号为1、2，每组I、Q两路存放，格式为“int16”，采样率为9600Sa/s，其中第一组为单径情况，第二组为多径情况。
参数符合MIL-STD-188-110A标准；
同步序列为syn=seq.dat，BPSK调制；
接收机频率稳定度高于1e-6。
文件中有效信息总长度为333.75s，其中同步头长为5/12s，每时隙1/6s，训练序列占10 ，在数据之前；
交织方式为全交织，矩阵交织，列为1000，在比特级进行；
纠错码码率为1/2；
调制方式为BPSK、QPSK和8PSK中的一种，映射方式为二进制，BPSK相位偏移为0，其余两种为 。
(Suppose intercepted signal for a period of short-wave digital communications requires final demodulated information after each demodulated, combining 10 group information, to restore the final output data source.
Priori information: two sets of data file, numbered 1, 2, each I, Q two-way storage, the format is int16 , sampling rate 9600Sa/s, where the first group is a single path, the second group multipath situation.
Parameters meet MIL-STD-188-110A standard
Synchronization sequence syn = seq.dat, BPSK modulation
The frequency stability of the receiver is higher than 1e-6.
File payload total length of 333.75s, wherein the synchronization header length is 5/12s, each time slot 1/6s, accounting for 10 of the training sequence, before the data
Interleaving for the whole interleaving matrix interleaving, as 1000, carried out at the bit level
Error correction code rate of 1/2
The modulation scheme is BPSK, QPSK and 8PSK one, a binary mapping, the BPSK phase offset is 0, the )
- 2016-06-20 19:12:40下载
- 积分：1
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jiqirenxueshiyan
该资料为机器人学的实验材料，包括仿真软件，实验题目以及实验解答(The data for the robotics experiment materials, including simulation software, test questions and test answers)
- 2010-06-13 23:53:42下载
- 积分：1
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his
histogram with matlab
- 2012-05-08 17:58:03下载
- 积分：1
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libsvm-mat-2.82-2
SVM的matlab接口．为利用SVM进行分类提供了一个matlab的环境(SVM Matlab interface. For the use of SVM classification of a Matlab environment)
- 2007-03-18 16:13:42下载
- 积分：1
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hartley
hartley计算机视觉中，利用对极几何和极线原理，求取图像之间的匹配，实现摄像机自标定，里面有对应的pdf文件原理说明(Hartley s Computer Vision in the multi-view geometry program, contact the three-dimensional reconstruction of the pole geometry and take pole lines, and camera self-calibration, which has a corresponding program and pdf files)
- 2013-11-29 17:43:45下载
- 积分：1
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bpskd
bpsk modulation in matlab
- 2009-07-10 15:57:20下载
- 积分：1
