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通过对算法抢栖过程进行分析, 提出一种基于压缩矩阵的改进算法。该算法通过压缩矩
阵和减少扫描次数来提高挖掘的速度和减少数据库的操作时间的开稍, 有效提高了关联规则的挖
掘效率。并用实例说明该算法是一种有效的关联规则挖掘方法。-Chilan get through the process of algorithm analysis, a matrix-based compression algorithm improvements. The algorithm by compressing
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針對傳統小波變換過程復雜的缺點和SPIHT算法編碼過程重復運算、存儲量大的問題,首先分析了小波基和小波分解層數的選擇,然后提出了一種新的可變閾值的SPIHT算法,該算法利用可變閾值對SPIHT算法中不重要像素列表(LIP)和不重要系數列表(LIS)進行分類得到一種更有效的編碼算法.仿真結果表明,該算法的壓縮整體性能要好于SPIHT算法.-Wavelet transform for the traditional complex process shortcomings and repeat th
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MIMO信道压缩算法及信道估计误差影响研究,学位论文-MIMO channel compression algorithm and the impact of channel estimation error study
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基于小波变换的图像去噪与压缩算法的研究方案-Image denoising based on wavelet transform and the compression algorithm of the program
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On the Selection of image Compression algorithm
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雷达回波数据压缩的一种算法,是在对回波数据新进行变换后再压缩-A radar echo data compression algorithm, the new transformation of the echo data before compression
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分块DCT变换,基于压缩感知信号的压缩。详细阐述了信号基于DCT分块的变换算法。为后面的信号压缩和恢复做铺垫。-Block DCT transform based on compressed sensing signal compression. Elaborates the signal based on the sub-block of DCT transform algorithm . For the following signal compression and pave the wa
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根据压缩传感(Compressed Sensing,cs)N论,首次提出了短时电能质量扰动信号的压缩采样方法,该方法突破了奈奎斯特采样频率的限制,实现了低于奈奎斯特采样频率的低速率采样。文中对比分析了CS理论与传统采样理论,研究了cS短时电能质量信号压缩采样的实现方法,包括:测量矩阵的构建、稀疏基的选取和电能质量信号快速贝叶斯匹配追踪重构算法(FBMP)-Compressed sensing ( Compressed Sensing , cs ) N theory , first propose
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Abstract— We propose a simple speech compression algorithm
using subband division and ADPCM (Adaptive Differential
Pulse Code Modulation) algorithm. Although speech data are
stored in a semiconductor memory device, its capacity and the
availa
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Abstract— We propose a simple speech compression algorithm
using subband division and ADPCM (Adaptive Differential
Pulse Code Modulation) algorithm. Although speech data are
stored in a semiconductor memory device, its capacity and the
availa
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• Compression of biological signals :
Turning Point Algorithm TP
TP ratio compression algorithm with CR = 2 and PRD = 10.2754 is obtained . Regenerated signal using TP method is shown in Figure 2 . As expected CR in this way is equal to 2 .
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目前已经提出了许多不同的算法来解决OFDM 系统中的PAPR 问题,本章详
细介绍了其中的限幅法、压缩扩张法、星座图扩展法、选择性映射法和部分传输
序列法。在介绍每一种算法时,针对其主要存在的问题进行了相应的改进,使每
一种算法都成为比较实用的算法。-Has put forward a number of different algorithms to solve the problem PAPR OFDM system, this chapter details
Fine d
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本程序是采用正交匹配算法实现图像LENA的压缩传感,而且该程序没有经过任何优化处理。-This program is the use of orthogonal matching algorithm for image compression LENA sensing, and the program has not been any optimization.
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LTE和LTE-Advanced系统中CPRI压缩算法研究 -LTE and LTE-Advanced system CPRI compression algorithm
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SP(subspace pursuit)算法是压缩感知中一种非常重要的贪婪算法,它有较快的计算速度和较好的重构概率,在实际中应用较多。本文给出了SP算法的matlab代码,以及相应的测试函数。-SP (subspace pursuit) compression algorithm is a very important perception greedy algorithm, it has a faster calculation speed and better reconstruction
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基于 FPGA 的雷达脉冲压缩系统的研究与实现,本文从线性调频信号的时、频域特征出发,根据脉冲压缩体制的理论,分析了脉冲压缩信号处理算法的实现方法-The study of the radar pulse compression system based on FPGA and implementation, based on the linear frequency modulation signal time and frequency domain characteristics, acc
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视频压缩与解压缩,RGB2YUV的算法原理,视频压缩和解压缩以及视频显示的用法。采用H.264实现视频的格式转换、压缩、解压缩、以及显示。-Video compression and decompression, RGB2YUV algorithm principle, video compression and decompression and the use of video display. Using H.264 to achieve video format conversion,
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主要介绍了一种新的低比特率MELP(Mixed Excitation Linear Prediction)混合激励线性预测语音编码技术,其中着重分析了该编码算法所采用的几项关键技术.给出了采用MELP压缩编码算法后的输出比特流在各个参数上的比特分配表,并通过计算机仿真,对MELP合成语音与原始语音的质量做了比较,最后就 MELP语音编码技术与现今其它几种不同的低速率语音编码技术的合成语音质量在DRT、DAM及MOS得分三个方面做了比较.-This paper mainly introduces
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基于EMD的心电信号压缩算法,很好的算法-EMD-based ECG signal compression algorithm, written in a very good article
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