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随机森林
说明: 用N来表示训练用例(样本)的个数,M表示特征数目。
输入特征数目m,用于确定决策树上一个节点的决策结果;其中m应远小于M。
从N个训练用例(样本)中以有放回抽样的方式,取样N次,形成一个训练集(即bootstrap取样),并用未抽到的用例(样本)作预测,评估其误差。
对于每一个节点,随机选择m个特征,决策树上每个节点的决定都是基于这些特征确定的。根据这m个特征,计算其最佳的分裂方式。
每棵树都会完整成长而不会剪枝,这有可能在建完一棵正常树状分类器后会被采用)。(N is used to represent the number of training cases (samples), and M is used to represent the number of features.
The number of input features m is used to determine the decision result of a node in the decision tree, where m should be far less than m.
From N training cases (samples), n times are sampled in the way of put back sampling to form a training set (i.e. bootstrap sampling), and the unselected cases (samples) are used to predict and evaluate the error.
For each node, m features are randomly selected, and the decision of each node in the decision tree is determined based on these features. According to these m characteristics, the best splitting mode is calculated.
Each tree will grow completely without pruning, which may be adopted after building a normal tree classifier).)
- 2021-01-28 13:47:33下载
- 积分:1
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财神到源码
服务端 客户端 机器人服务 控制 全部齐全(Server client, robot service control is complete)
- 2020-11-04 14:49:51下载
- 积分:1
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弹性力学及有限单元法
说明: 书名:弹性力学及有限单元法 作者: 陈国荣编(Wang runfu, Chen guorong, Ed. Elastic mechanics and finite element method)
- 2020-06-18 05:20:02下载
- 积分:1
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jquery写的文件上传工具,找了很久才找到哟。
jquery写的文件上传工具,找了很久才找到哟。-jQuery to write the file upload tool, looking for a long time to find yo.
- 2022-06-13 22:10:47下载
- 积分:1
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SRC_SOMP_matlab-master
说明: 稀疏表示分类器应用于高光谱图像分类的MATLAB代码实现(MATLAB Code Implementation of Sparse Representation Classifier for Hyperspectral Image Classification)
- 2019-09-25 20:09:52下载
- 积分:1
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Sensor systems
说明: Optisystem的传感器系统仿真例程(Sensor system simulation routine of optisystem)
- 2020-12-03 13:51:28下载
- 积分:1
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VCA-master
说明: 高光谱解混端元提取VCA顶点成分分析算法,源码链接Jose M. Bioucas Dias主页(Extraction of VCA vertex components by Hyperspectral unmixing)
- 2021-02-22 11:39:41下载
- 积分:1
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VB 编写的一款矢量图制作工具源代码
VB 编写的一款矢量图制作工具源代码,非常不错的,真的。你用用就知道了(vb bianxiandeyikuansiliangzhizuogongju)
- 2020-06-18 02:00:02下载
- 积分:1
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micro-grid based on CSO
本文分析微网中微电源包括光伏发电、风力发电、微燃机、柴油发电机和燃料电池的电气特性,构建微电网优化运行的模型,以微网的经济成本和环境成本最小为目标函数,充分考虑了电压越限、功率平衡、微电源出力限制等约束条件,应用鸡群算法进行求解。 解决了粒子群算法易早熟、易陷入局部最优解的问题。并通过典型的微网系统进行仿真分析,仿真结果验证了该算法的有效性。(In this paper, the electrical characteristics of micro-power sources in micro-grid, including photovoltaic power generation, wind power generation, micro-gas engine, diesel generator and fuel cell, are analyzed. The optimal operation model of micro-grid is constructed. The objective function is to minimize the economic cost and environmental cost of micro-grid. The constraints of voltage overshoot, power balance and output limitation of micro-power are fully considered. The chicken swarm algorithm is applied to solve the problem. Particle swarm optimization (PSO) is easy to premature and fall into local optimal solution. The simulation results of a typical microgrid system show the effectiveness of the proposed algorithm.)
- 2019-01-21 09:14:44下载
- 积分:1
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ZKB&W.pdf
ZK mono color devices sdk docs
- 2019-02-28 15:51:20下载
- 积分:1