HOMECOMING,极客归来全球首个元宇宙安全极客大会强势来袭!8月12日,DEF CON 30 CHINA Party登陆百度希壤 App线上线下、虚实两向,同步开启!长按识别二维码报名参与线上观看作为全球网络安全领域最顶尖的专业会议之一&am…
matrix was scaled so that the largest eigenvalues lie on the unit circle....
缩放矩阵,使得最大特征值位于单位圆上。 方法:矩阵除以矩阵的谱半径,最大特征值在半径为1的单位圆上。 矩阵特征值的全体,成为矩阵的谱。 最大的…
http://archive.ics.uci.edu/ml/machine-learning-databases/statlog/heart/ 该数据经常作为数据挖掘的示例。 This database contains 13 attributes (which have been extracted froma larger set of 75) Attribute Information:------------------------ -- 1.…
原文地址:http://jamesli.cn/blog/?p561 On January 18, 2011, in Action Script, by James 阅读本文需要掌握的基础:* ActionScript 3.0编程基础* 空间立体几何与三角函数基础* 了解物体的运动规律
使用的开发工具:* Flash Professional
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2. 从哪里开始,到哪里结束 转自老罗 Everything that has a beginning... Has an end.-- Neo, The Movie - "The Matrix: Revolutions"(2003) 开始
“从哪里开始,到哪里结束”,这是几乎所有的OpCode初学者都会问到的问题…
发信站: BBS 水木清华站 (Wed May 16 11:36:04 2001) 这是SA解决TSP问题的程序。 function out tsp(loc) % TSP Traveling salesman problem (TSP) using SA (simulated annealing). % TSP by itself will generate 20 cities within a unit cube and % then use SA to slove …
首先自定义函数,IDE工具栏上,报表->报表属性->tab页中的"代码",在文本框中加入如下代码
Public Function ConvertValue(ByVal value As Object) As StringIf IsNothing(value) or Len(Trim(value))0 ThenReturn 0ElseReturn valueEnd IfEnd Functi…
RAID是Redundent Array of Inexpensive Disks的缩写,直译为“廉价冗余磁盘阵列”,也简称为“磁盘阵列”。后来RAID中的字母I被改作了Independent,RAID就成了“独立冗余磁盘阵列”,但这只是名称的变化,实质性的内容并没…
Agri-Net Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 28121 Accepted: 11149 题目链接:http://poj.org/problem?id1258
Description
Farmer John has been electedmayor of his town! One of his campaign promises was to bring internet…
The Standard SVM Formulation Given an implicit embedding Φ and training data (xi, yi) from 2 classes such that yi 1, a Support Vector Machine finds a hyperplane wT Φ(x) b 0 that best separates the two classes (see Fig. 1). The learnt hyperplane is op…
http://www.bioon.com/drug/herbmap/287924.shtml 【英文篇名】Plant-Wide Matching of Corresponding Chromatogram Peaks in Fingerprints Based on Graph Theory【作者】倪力军; 王国东; 郭佳; 张立国;【英文作者】Ni Lijun; Wang Guodong; Guo Jia; Zhang Liguo ࿰…
Minimal Ratio Tree Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 836 Accepted: 304 题目链接:http://poj.org/problem?id3925
Description
For a tree, which nodes and edges are all weighted, the ratio of it iscalculated according …
前文看到AutoDumpProcessor的处理逻辑主要是生成,裁剪hprof文件并回调到PluginListener中,接下来我们来看下ForkAnalyseProcessor的处理逻辑。
ForkAnalyseProcessor
public class ForkAnalyseProcessor extends BaseLeakProcessor {private static fi…
代码如下: #!/usr/bin/env python
# -*-coding:UTF-8-*-#from common import *
import Image, ImageFilter, math, sys, os, randomdef modifyImageObj(img, matrix) :width, height img.size for h in range(0, height) : for w in range(0, width) :pixe…
引自:https://github.com/toji/gl-matrix glMatrix With the the increasing popularity of WebGL comes the need for javascript libraries that handle matrix and vector operations. glMatrix is designed to handle those operations at stupidly fast speeds!
General …