Problem Description Deep neural networks (DNN) have shown significant improvements in several application domains including computer vision and speech recognition. In computer vision, a particular type of DNN, known as Convolutional Neural Networks (…

题目链接 题意 : 给出 n 维向量 W.要你构造一个 n 维向量 B = ( b1.b2.b3 ..... ) ( bi ∈ { +1, -1 } ) .然后求出对于一个常数 α > 0 使得 || W - αB ||^2 尽量小 分析 : 将 || W - αB || ^ 2 进行化简.如下 未知数是 α 不难看出这是一个一元二次方程 Ax^2 + Bx + C 而根据实际的贪心选择 当 wi > 0 时.有 bi < 0 当 wi < 0 时.有 bi > 0 那么上述…

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Acperience 题目链接: http://acm.hdu.edu.cn/showproblem.php?pid=5734 Description Deep neural networks (DNN) have shown significant improvements in several application domains including computer vision and speech recognition. In computer vision, a particul…

Acperience 题目连接: http://acm.hdu.edu.cn/showproblem.php?pid=5734 Description Deep neural networks (DNN) have shown significant improvements in several application domains including computer vision and speech recognition. In computer vision, a particul…

Acperience Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 220    Accepted Submission(s): 119 Problem Description Deep neural networks (DNN) have shown significant improvements in several applic…

Acperience Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 484    Accepted Submission(s): 258   Problem Description Deep neural networks (DNN) have shown significant improvements in several appl…

题目:传送门. #include <iostream> #include <algorithm> #include <cstdio> #include <cstring> using namespace std; int gcd(long long a,long long b) { if(!b) return a; return gcd(b,a%b); } ]; int main() { int T,n; scanf("%d",&…

http://acm.hdu.edu.cn/showproblem.php?pid=5734 Problem Description Deep neural networks (DNN) have shown significant improvements in several application domains including computer vision and speech recognition. In computer vision, a particular type o…

Deep neural networks (DNN) have shown significant improvements in several application domains including computer vision and speech recognition. In computer vision, a particular type of DNN, known as Convolutional Neural Networks (CNN), have demonstra…