good K-means clusters

niitonvalue fmri preprossing(niitovalue fmri preprossing)

一篇关于蚁群算法的论文,侧重于对算法的背景,研究状况,数学推导的介绍,具有一定的学术价值,(A paper on ant colony algorithm, focusing on the background of the algorithm, research status, mathematical derivation of the introduction, has certain academic value,)

可以用FFT频谱对脑电信号进行提取。我们可以利用提取出的各个波段脑电信号，来诊断一些脑部疾病或者对大脑组织的电活动及大脑的功能状态进行分析。 1.将实验测得的脑电数据文件转换为文本文件(已经过50Hz陷波)， 获得在Matlab 平台上可直接使用的脑电信号数据，即0661.txt。 2.在Matlab中导入数据，并提取Fp1通道的脑电信号，通过FFT变换对α，β，θ，δ波段进行提取，并做FFT逆变换变到时域。 3.计算各个波段的功率谱。(FFT spectrum can be extracted on EEG. We can use the extracted EEG each band to diagnose some brain disorders or brain tissue on the brain' s electrical activity and functional status were analyzed. One would experimentally measured EEG data file into a text file (has been 50Hz notch), obtained in Matlab platform can be used directly EEG data, that 0661.txt. (2) import data in Matlab and extract Fp1 channel EEG by FFT transform α, β, θ, δ bands were extracted, and do FFT inverse transform variable to the time domain. 3 calculate the power spectrum of each band.)

tsp问题，该算法采用matlab算出了30个坐标的最优化路径，并给出迭代的时间，绘出路径。(tsp problem, the algorithm uses matlab to calculate the coordinates of 30 optimal path, and give Iterative time, mapped the path.)

用窗函数法hamming设计的FIR数字低通滤波器，能够实现心电信号中随机噪声的去除(Hamming window function method with the design of FIR digital low-pass filter, ECG can be achieved in the removal of random noise)

说明：  作者使用matlab程序开发了脑电图信号接口程序，并利用小波分解对脑电信号节律提取。(By using the matlab program development of EEG signal interface program, and the use of wavelet decomposition of the EEG rhythm extraction.)

QoS路由组播问题的QPSO（Quantum-behaved Paricle Swarm Optimization）算法 量子粒子群优化算法 可应用于路由组播模型等(Quantum-behaved Paricle Swarm Optimization Algorithms based on Multicast Routing Issues)

人脸识别主成分分析LDA代码，MATLAB写的。(Principal Component Analysis LDA code written in MATLAB.)

一种优化算法，用于解决线性反转问题，程序可以直接运行，算法比较精确(An optimization algorithm is used to solve the linear inversion problem. The program can run directly, and the algorithm is more precise.)

用语言编写的解线性方程组的直接方法包含Gauss顺序消去法,Gauss列主元素消去法,Doolittle三角分解法(The direct methods for solving linear equations written in language include Gauss sequential elimination method, Gauss column principal element elimination method and Doolittle trigonometric decomposition method.)