资源列表
HD1018
- 求N!的位数。即log10(N!)公式各种各样，这里有一个：Log10(n!) log10(n*(n-1)*(n-2)*…) log10(n)+log10(n-1)…一个循环就行了； 注意：最后的数（设为s） 如果有余数必须在s取整后加1-Seeking N! Digits. I.e. log10 (! N) various formulas, there is a: (! N) Log10 log10 (n* (n-1)* (n-2)* ...) log10 (n)+log10 (
HD1019
- 一道非常简单的杭电题目，求多个数的最小公倍数，这是我的AC代码。-Hang a very simple electrical problem, find the number of the plurality of the least common multiple, this is my AC code.
HD1023
- 大数运算，有一定难度，运用凯特兰公式解比较简单。-Computing large numbers, there is a certain degree of difficulty, using Caterham Formula solutions is relatively simple.
bpnetwork
- bp神经网络算法的Java语言实现，包含多个版本的改进，参考了现有bp神经网络的科研成果。-it is an implement of bp-network in Java .there are several editions in the package .when build it ,we have citing lots of advanced research about it .
apriori2
- 数据挖掘算法apriori的Java实现，能够有效的进行频繁项集的统计和规则生成-Apriori data mining algorithm Java implementation, can effectively carry out the statistical and rule generation of frequent itemsets
kNN
- k近邻算法，可以简单准确的对数据，按照给定点与设定点的欧氏距离大小，进行分类-K nearest neighbor algorithm, can be simple and accurate data, in accordance with the set point to the point and the Euclidean distance of the set point size, classification
fp-growth-crf3
- fpgrowth算法的Java实现，可以生成决策树，使用了Java中的jtr-Fpgrowth algorithm Java implementation, you can generate decision trees, the use of JTree in the Java
id3
- 数据挖掘中经典算法id3的Java实现，包括信息熵的实现等。-Data mining in the classic algorithm Java ID3 implementation, including the realization of the information entropy.
bayesian_network5
- 贝叶斯网络的实现，主要是训练过程，实现了k2算法-Bias network implementation, mainly the training process, the realization of the K2 algorithm
fdtd_1d_code
- A one-dimensional finite difference time domain method of matlab simulation program.you can learn more FDTD knowledge by this program.
jianmo2
- In the field of communication, the simulation of several typical signal spectrum and transformation，you can learn more communication knowledge by it.
jianmo3
- In the field of communication, signal, sampling, sampling, undersampling, transformation of matlab simulation and its spectrum.you can learn more communication knowledge by it.