码迷,mamicode.com
首页 >  
搜索关键字:points    ( 1654个结果
Upgrade Guide
Upgrade Guide This guide will point out the key points to be aware of when upgrading to version 3. All classes within the app directory have a new nam ...
分类:其他好文   时间:2016-07-05 12:21:46    阅读次数:134
geeksforgeeks@ Minimum Points To Reach Destination (Dynamic Programming)
http://www.practice.geeksforgeeks.org/problem-page.php?pid=91 Minimum Points To Reach Destination Given a grid with each cell consisting of positive, ...
分类:其他好文   时间:2016-07-05 06:23:47    阅读次数:161
SIFT特征提取算法
SIFT(Scale-invariant feature transform)是一种检测局部特征的算法,该算法通过求一幅图中的特征点(interest points,or corner points)及其有关scale 和 orientation 的描述子得到特征并进行图像特征点匹配,获得了良好效果。 基本的路线: 1. 尺度空间极值检测:搜索所有尺度上的图像位置。通过高斯微分...
分类:编程语言   时间:2016-06-21 08:00:23    阅读次数:554
bug of Alphahull in R package
IhavedefineanareawithalphahullbutIcan‘tgettherightpointinthearea.forexample:>z.def$x [,1][,2] [1,]13.6180826.67013 [2,]12.8268223.04007 [3,]12.9658519.08577 [4,]14.6446818.93133 [5,]18.8181422.18428 [6,]18.6613328.07588 >for(xinseq(97700,97801,20)){ ..
分类:其他好文   时间:2016-06-20 00:56:25    阅读次数:166
POJ-1860 Currency Exchange( Bellman_Ford, 正环 )
题目链接:http://poj.org/problem?id=1860 Description Several currency exchange points are working in our city. Let us suppose that each point specializes i ...
分类:其他好文   时间:2016-06-18 15:33:56    阅读次数:173
Time vs Story Points Estimation [转]
One of the most common questions we get is whether to estimate in time or points. It seems like points are used only “to avoid thinking about time” an... ...
分类:其他好文   时间:2016-06-17 17:03:15    阅读次数:265
判断点在凸四边形内
#include<stdio.h> #include<stdlib.h> structpt { floatx,y; }; structquat { ptpoints[4]; }; floatcrossmulti2d(floatx1,floaty1,floatx2,floaty2) { returnx1*y2-x2*y1; } boolinquat(quat_q,pt_pt) { ptvec1,vec2; vec1.x=_q.points[1].x-_q.points[..
分类:其他好文   时间:2016-06-16 11:47:03    阅读次数:181
LeetCode "Line Reflection"
First you find the Y, and then do a pairing game - hashtable is good. class Solution { public: bool isReflected(vector<pair<int, int>>& points) { int ...
分类:其他好文   时间:2016-06-15 06:56:41    阅读次数:215
在同一直线上的点
Given n points on a 2D plane, find the maximum number of points that lie on the same straight line. /** * Definition for a point. * struct Point { * i ...
分类:其他好文   时间:2016-06-14 15:34:52    阅读次数:134
codeForce-19D Points (点更新+离散化)
题目大意:在二维坐标系的x正半轴,y正半轴和第一象限内,有三种操作: 1、add x,y (添加点<x,y>); 2、remove x,y(移除点<x,y>); 3、find x,y(查找在点<x,y>的绝对右上角的第一个点); 并且,只能移除已添加的点,一个点在移除之前不能重复添加。 题目分析:将 ...
分类:其他好文   时间:2016-06-14 14:17:53    阅读次数:194
© 2014 mamicode.com 版权所有  联系我们:gaon5@hotmail.com
迷上了代码!