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Jacobi
Jacobi矩阵一般是坐标变换时用的——这个坐标系的坐标依次对那个坐标系的坐标求偏导数即得Jacobi矩阵。积分时从直角坐标变到球坐标、极坐标肯定要在积分号里乘上Jacobi矩阵的行列式。
若其特征值全为正，则此Jacobi矩阵正定，即它的任何二次型都大于零。并且如果是对称Jacobi矩阵，还可以实相合于一个单位阵。是比较强的条件。矩阵A的特征值是这个关于x的方程的所有根
det(A-xI)=0(Jacobi)
- 2010-12-20 23:19:38下载
- 积分：1
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chenggongts
自己写的读取视频，提取关键帧和帧差源程序(Read write their own video, extract the source key frame and frame difference)
- 2020-09-27 23:27:47下载
- 积分：1
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2
说明： calculator using matlab
- 2011-11-17 22:27:53下载
- 积分：1
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QPSK
10mQPSK C++代码 rrc滤波(10mQPSK C++ rrc)
- 2013-12-25 10:13:16下载
- 积分：1
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OFDMUWB
OFDM system in matlab Simulink with Ultra Wide Band
- 2010-06-15 03:20:25下载
- 积分：1
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topolar
说明： 在matlab上实现图像同二维直角坐标系转化为极坐标秒的算法.(In matlab to achieve images with two-dimensional Cartesian coordinate system into polar coordinates algorithm seconds.)
- 2008-10-19 09:49:16下载
- 积分：1
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waveletqumianbo
地震信号处理当中应用小波去除面波干扰，小波变换后进行阈值处理，反变换之后得到面波压制后的地震信号(Surface wave seismic signals obtained after the seismic signal processing to suppress them after removing the surface wave interference wavelet, wavelet transform thresholding, anti transformed)
- 2020-06-30 23:00:02下载
- 积分：1
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spring_movement_of_the_oscillator
此代码描述了三个弹簧控制下的振子的运动情况.(This code describes the three spring oscillator under the control of movement.)
- 2010-11-08 10:32:42下载
- 积分：1
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C
说明： C+陷阱与缺陷,适合于各个阶段的学习者学习!(C+ traps and defects, suitable for all phases of learners!)
- 2010-04-01 15:05:17下载
- 积分：1
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ARMAandmatlab
ARMA模型在matlab中的实现，This function provides an ARMA spectral estimate which is maximum
entropy satisfying correlation constraint (number of poles)and cepstrum
constrains (number of ceros)
(The realization of the ARMA model in matlab，This function provides an ARMA spectral estimate which is maximum
entropy satisfying correlation constraint (number of poles)and cepstrum
constrains (number of ceros)
)
- 2012-05-22 17:29:44下载
- 积分：1
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