Search Result

1

Attribute inconsistency weighted K nearest neighbor classification method

一种属性不一致性加权的K近邻分类方法

Xu Zheng

Deng Ansheng

Qu Yanpeng

weight of attributes

nearest-neighbor classification

inconsistency

earth mover's distance

No. 5, 2021 : 1355-1359,1364 doi:10.19734/j.issn.1001-3695.2020.07.0179

2

WPLoss:weighted pairwise loss for class-imbalanced datasets

WPLoss:面向类别不平衡数据的加权成对损失

Yao Jiaqi

Xu Zhengguo

Yan Jikun

Wang Keren

class-imbalanced classification

weighted pairwise loss

AUC optimization

No. 3, 2021 : 702-704,709 doi:10.19734/j.issn.1001-3695.2020.02.0041

3

Design of TOC reward function in multi-target trajectory recovery with deep reinforcement learning

深度强化学习复原多目标航迹的TOC奖励函数

He Liang

Xu Zhengguo

Jia Yu

Shen Chao

Li Yun

deep reinforcement learning(DRL)

sequential decision

Q function

trajectory osculating circle(TOC)

No. 6, 2020 : 1626-1632 doi:10.19734/j.issn.1001-3695.2018.12.0886

4

Conditional-probability zone transformation coding for categorical features

非数值化特征的条件概率区域划分(CZT)编码方法

He Liang

Xu Zhengguo

Li Yun

Shen Chao

deep learning

categorical features

feature engineering

conditional probability

No. 5, 2020 : 1400-1405 doi:10.19734/j.issn.1001-3695.2018.10.0818

Search Xu Zheng

SearchXu Zhengreturned 4 results

Attribute inconsistency weighted K nearest neighbor classification method

WPLoss:weighted pairwise loss for class-imbalanced datasets

Design of TOC reward function in multi-target trajectory recovery with deep reinforcement learning

Conditional-probability zone transformation coding for categorical features