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模式向量维数太大，无法进行模式识别,降维 (k-l)

matlab code to calculate active leve of speech

利用各待评方案的指标体系，通过计算各待评价方案与理想解的接近程度，作为评价各方案的依 据的一种多目标决策评价方法(topsis sort)

Sudoku! is the ultimate GUI for Sudoku fans. No messy scribbles, simply click away to the solution.(Sudoku! Is the ultimate GUI for Sudoku fans. No messy scribbles, simply click away to the solution.)

机器学习和模式识别工具包spider。内容很丰富。包含svm 决策树（C45,J48）、svm、knn、adaboost、bagging、hmm（隐马尔科夫模型）、随机树（random forest）等(Machine learning and pattern recognition toolkit spider. Very rich in contents. Tree contains svm (C45, J48), svm, knn, adaboost, bagging, hmm (hidden Markov model), random trees (random forest), etc.)

去噪后的性能指标计算，其中包含信噪比、均方误差以及平滑度指标。(After denoising performance index calculation, including signal-to-noise ratio, the mean square error (mse) and smoothness index. )

codes to simulate the ybyag laser

完整的空间卫星轨道仿真程序以及空间卫星导航仿真程序。(Complete space orbit satellite navigation and space simulation program and simulation program.)

说明：  matlab code for bfoa

用于将机车车轮踏面形貌以轮缘最高点对中，最终获得踏面磨耗，用以处理车轮踏面信息。(used for locomotive wheel tread morphology to the highest point on the rim, eventually get the tread wear.)