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Accuarcy and Precision
机器学习中,Accuarcy 和 Precision 有什么区别呢? Accuracy = (TP+TN)/TOTAL SAMPLES Accuracy = (TP+TN)/TOTAL SAMPLES 也就是计算正确的样本数,占到总样本数的比率 定义是: 对于给定的测试数据集,分类器正确分类的样本数 ...
分类:其他好文   时间:2019-08-17 15:02:13    阅读次数:87
最短路径(Dijkstra)
最短路径问题 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 43967 Accepted Submission(s): 12599 Proble ...
分类:其他好文   时间:2019-08-17 12:30:00    阅读次数:106
poj 1787 Charlie's Change
Charlie's Change Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 5731 Accepted: 1849 Description Charlie is a driver of Advanced Cargo Move ...
分类:其他好文   时间:2019-08-17 00:36:44    阅读次数:96
最小生成树(prim和Kruskal操!!SB题)
Arctic Network Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 30571 Accepted: 9220 Description The Department of National Defence (DND) wi ...
分类:其他好文   时间:2019-08-16 22:30:48    阅读次数:95
[HDU1870]愚人节的礼物
愚人节的礼物 Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 16116 Accepted Submission(s): 9475 Problem ...
分类:其他好文   时间:2019-08-16 18:30:16    阅读次数:83
[枚举] HDU 2019 Multi-University Training Contest 8 - Calabash and Landlord
Calabash and Landlord Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 3228 Accepted Submission( ...
分类:其他好文   时间:2019-08-15 23:10:32    阅读次数:170
HDU 1074 Doing Homework (状压DP)
Doing Homework Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 14600 Accepted Submission(s): 7070 ...
分类:其他好文   时间:2019-08-15 06:01:19    阅读次数:71
poj 1293 Duty Free Shop
Duty Free Shop Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 1896 Accepted: 730 Special Judge Description Pedro travelled to Europe to ta ...
分类:其他好文   时间:2019-08-14 20:01:11    阅读次数:82
动态进程内容所代表的含义
[root@douyanru ~]# toptop - 19:05:31 up 15:05, 3 users, load average: 0.00, 0.01, 0.05Tasks: 130 total, 1 running, 129 sleeping, 0 stopped, 0 zombie%C ...
分类:系统相关   时间:2019-08-13 20:19:19    阅读次数:116
【POJ 1821】Fence
Fence Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 6933 Accepted: 2309 Description A team of k (1 <= K <= 100) workers should paint a fe ...
分类:其他好文   时间:2019-08-11 23:03:25    阅读次数:89
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