1. scikit-learn随机森林类库概述 在scikit-learn中,RF的分类类是RandomForestClassifier,回归类是RandomForestRegressor。当然RF的变种Extra Trees也有, 分类类ExtraTreesClassifier,回归类ExtraT ...
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其他好文 时间:
2019-07-05 17:54:38
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93
In a row of trees, the th tree?produces?fruit with type . You?start at any tree?of your choice, then repeatedly perform the following steps: 1. Add on ...
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其他好文 时间:
2019-07-04 00:23:10
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144
Biologists from the University of Utah including William Anderegg, Anna Trugman, and David Bowling have led new research and discovered that some tree ...
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其他好文 时间:
2019-06-29 10:33:01
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100
problem 617. Merge Two Binary Trees 参考 1. Leetcode_easy_617. Merge Two Binary Trees; 完 完 ...
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其他好文 时间:
2019-06-24 12:25:05
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72
原题链接在这里:https://leetcode.com/problems/flip-equivalent-binary-trees/ 题目: For a binary tree T, we can define a flip operation as follows: choose any nod ...
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其他好文 时间:
2019-06-23 15:52:29
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121
提升树 (Boosting Trees) 提升树是以分类树或回归树为基本分类器的提升方法, 模型表示为决策树的加法模型: $$ F_M(x) = \sum_{m=0}^M f(x;\Theta_m), $$ 其中 $M$ 为树的个数, $f(x;\Theta_m)$ 表示决策树, $\Theta_m ...
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其他好文 时间:
2019-06-16 00:35:56
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190
有根树的表达 题目:Rooted Trees Aizu - ALDS1_7_A A graph G = (V, E) is a data structure where V is a finite set of vertices and E is a binary relation on V rep ...
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其他好文 时间:
2019-06-07 21:00:50
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114
Given two binary trees, write a function to check if they are the same or not. Two binary trees are considered the same if they are structurally ident ...
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其他好文 时间:
2019-06-06 21:14:27
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89