hdu3714 Error Curves

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HDU-3714 Error Curves(凸函数求极值)

Error Curves Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 6241 Accepted Submission(s): 2341 Problem Description Josephina is a clever girl and addicted to Machine Learning recently. Shepay…

题目: Error Curves Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 1151 Accepted Submission(s): 440 Problem Description Josephina is a clever girl and addicted to Machine Learning recently. She…

HDU3714 Error Curves (单峰函数)

大意: 给你n个二次函数Si(x),F(x) = max{Si(x)} 求F(x)在[0,1000]上的最小值. S(x)=ax^2+bx+c (0<=a<=100, |b|,|c|<=5000) 简单分析一下可知函数F(x)的图形是下凸函数,可以采用三分法求最值. CODE: #include <cstdio> #include <algorithm> using namespace std; const int maxn = 10000 + 10;…

Error Curves（2010成都现场赛题）

F - Error Curves Time Limit:3000MS Memory Limit:0KB 64bit IO Format:%lld & %llu Description Josephina is a clever girl and addicted to Machine Learning recently. She pays much attention to a method called Linear Discriminant Analysis, which h…

【单峰函数，三分搜索算法(Ternary_Search)】UVa 1476 - Error Curves

Josephina is a clever girl and addicted to Machine Learning recently. She pays much attention to a method called Linear Discriminant Analysis, which has many interesting properties. In order to test the algorithm's efficiency, she collects many datas…

Error Curves HDU - 3714

Josephina is a clever girl and addicted to Machine Learning recently. She pays much attention to a method called Linear Discriminant Analysis, which has many interesting properties. In order to test the algorithm's efficiency, she collects many datas…

UVA 5009 Error Curves

Problem Description Josephina is a clever girl and addicted to Machine Learning recently. She pays much attention to a method called Linear Discriminant Analysis, which has many interesting properties. In order to test the algorithm's efficiency, she…