Compared to the Laplacian distribution model, the distribution of DCT transform coefficients is more in line with the Cauchy distribution.
相较于拉普拉斯分布模型,图像经DCT变换后交流系数的分布更加符合柯西分布。
参考来源 - 可伸缩性视频编码中的码率控制算法研究After that we improved the QPSO algorithm use the Cauchy mutation to replace random number of the QPSO. As the Cauchy distribution features make the algorithm can be faster out of local minima.
接着在QPSO的基础上提出一种改进的算法,利用柯西变异来替代QPSO中的随机数,由于柯西分布具有较长的两翼的特点,使得算法可以更快的跳出局部最优点。
参考来源 - 量子粒子群算法及其应用·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
The theoretical distribution is log-Cauchy distribution.
该表达式为对数柯西分布。
The state function of insulating oil test based on the half Cauchy distribution function and the state function of electrical test considering the initial value differences were constructed.
建立了基于半哥西分布函数的绝缘油试验评估指标状态函数和考虑指标初始值差异的电气试验评估指标状态函数。
Cauchy stress, plastic strain and slipping-off distribution in the workpiece during drawing process are given.
模拟得出了变形过程中的应力应变状态和错动量分布。
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