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OFDM1
OFDM技术在无线通信中的实现 AWGN信道(OFDM technology in the realization of wireless communications in AWGN channel)
- 2010-07-09 17:35:21下载
- 积分:1
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MATLAB
基于+MATLAB+的时域信号采样及频谱分析(+ MATLAB+ based on the time-domain signal sampling and spectral analysis)
- 2009-04-23 10:10:47下载
- 积分:1
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MATLAB
说明: 一个完美的OFDM的仿真程序,包括编码、调制、卷积、同步等等(OFDM simulation of a perfect process, including coding, modulation, convolution, sync, etc.)
- 2010-04-05 10:58:51下载
- 积分:1
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WATERMARKING
WATERMARKING M-file for WATERMARKING.fig
- 2011-12-30 01:05:33下载
- 积分:1
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non-llinefilter
说明: 对一个非线性的滤波器设计进行优化,使得设计出的滤波器与给定指标最接近且要求优化变量取离散值得优化设计问题(Of a non-linear filter design is optimized, making the design of the filter and to set targets and optimize the variable closest to the requirements and obtain the optimal design of discrete worth)
- 2008-11-26 11:31:11下载
- 积分:1
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tuto.tar
Svm is algorithm which helps in classification of data
- 2014-09-28 14:39:16下载
- 积分:1
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ECG--QRS
以软件为主的方法实现QRS波的检测滤波之后的信号一般经过一些
变换以提高QRS波的份量,进而采用一系列阈值进行判别,这些阈值有固定
阈值法,也有可变阈值法。前者由于可能的干扰或高P、高T波的存在,若
其滤波后超过其阈值便会产生假阳性(FP,falsepositive)结果;另外,当心
律失常或QRS波幅度变小,阈值设置过高,会导致漏检产生假阴性(FN,
falsenegative)结果。由于固定阈值的这些缺点,有研究者提出了用可变阈
值检测,以提高检测的精确率,所采用的可变阈值包括幅度阈值、斜率阈值
和时间间隔阈值等。(Give priority to with software method for detecting QRS wave signal after some commonly after filtering
Amount of transformation in order to improve the QRS wave, then using a series of threshold to distinguish, the threshold value is fixed
Threshold value method and variable threshold value method. The former due to the possible interference or the existence of the high P and T waves, if
More than the threshold value is created after the filtering false positives (FP, falsepositive results In addition, be careful
Law of disorder or QRS wave amplitude decreases, threshold is set too high, can lead to leak to produce false negatives (FN,
Falsenegative) results. Due to these disadvantages of fixed threshold, some researchers have proposed using variable threshold
Value detection, in order to improve the precision of detection rate, adopted by the variable threshold including amplitude threshold, the slope threshold
And the time interval threshold, etc.)
- 2014-10-22 09:55:16下载
- 积分:1
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three-CR
整流电路的阻感负载分析电流电压的波形,具体的计算(Waveform analysis resistive load current sense voltage of the rectifier circuit, the specific calculation)
- 2015-01-11 21:35:03下载
- 积分:1
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fishers-linear-discriminant
THIS IS FISHER LINEAR DISCRIMINANT MATLAB CODE
- 2015-04-08 03:23:34下载
- 积分:1
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bayesclassifier0
bayes分类器,脱机手写识别,含实验数据(bayes classifier, off-line handwriting recognition, with the experimental data)
- 2009-12-28 20:24:01下载
- 积分:1