A DDQN framework for denial constraints transfer

传统的数据清洗方法因需专家手动定义数据质量规则,不仅复杂且耗时巨大,且清洗后的数据可能不能被重复利用,降低了数据清洗的质量和效率.为此,提出基于双重深度Q网络的否定约束迁移(double deep Q-network for denial constraints transfer, DDQN-DCT)算法.该算法设计否定约束(denial constraint, DC)的相似性度量方法,并结合相似性和DC的简洁性和覆盖度,使用双重深度Q网络(double deep Q-network, DDQN)对DC规则中的谓词进行修改从而实现DC迁移,目标是使迁移后的规则与原规则具有最大的相似性,以保留原有规则的信息.基于DDQN-DCT进一步设计了DDQN-DCT+算法,把DDQN的动作选择策略划为增加和删除2个阶段,并通过对比实验证明DDQN-DCT+在DC简洁性上有更好的表现.通过与暴力依赖约束迁移(brute-force dependency constraint transfer, BFDC)、DDQN-DCT+和结构扩大/缩小(structure expansion/reduction, SER)方法进行对比实验,发现DDQN-DCT算法在规则相似度上相较于BFDC平均提升约10%,相较于DDQN-DCT+平均提升约10.6%,相较于SER平均提升约16.4%.DDQN-DCT能够有效地将源域的规则迁移到相似的目标域数据上.

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Publication Details

Journal
JOURNAL OF SHENZHEN UNIVERSITY SCIENCE AND ENGINEERING
Published
2025-03-01
DOI
https://doi.org/10.3724/sp.j.1249.2025.02242
Primary Topic
Service-Oriented Architecture and Web Services
Type
article
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article

A DDQN framework for denial constraints transfer

Jianbin Qin, Yuqi DU, Yibin LIN
JOURNAL OF SHENZHEN UNIVERSITY SCIENCE AND ENGINEERING
Service-Oriented Architecture and Web Services
article

A DDQN framework for denial constraints transfer

Jianbin Qin, Yuqi DU, Yibin LIN
article en

Abstract

传统的数据清洗方法因需专家手动定义数据质量规则,不仅复杂且耗时巨大,且清洗后的数据可能不能被重复利用,降低了数据清洗的质量和效率.为此,提出基于双重深度Q网络的否定约束迁移(double deep Q-network for denial constraints transfer, DDQN-DCT)算法.该算法设计否定约束(denial constraint, DC)的相似性度量方法,并结合相似性和DC的简洁性和覆盖度,使用双重深度Q网络(double deep Q-network, DDQN)对DC规则中的谓词进行修改从而实现DC迁移,目标是使迁移后的规则与原规则具有最大的相似性,以保留原有规则的信息.基于DDQN-DCT进一步设计了DDQN-DCT+算法,把DDQN的动作选择策略划为增加和删除2个阶段,并通过对比实验证明DDQN-DCT+在DC简洁性上有更好的表现.通过与暴力依赖约束迁移(brute-force dependency constraint transfer, BFDC)、DDQN-DCT+和结构扩大/缩小(structure expansion/reduction, SER)方法进行对比实验,发现DDQN-DCT算法在规则相似度上相较于BFDC平均提升约10%,相较于DDQN-DCT+平均提升约10.6%,相较于SER平均提升约16.4%.DDQN-DCT能够有效地将源域的规则迁移到相似的目标域数据上.

JOURNAL OF SHENZHEN UNIVERSITY SCIENCE AND ENGINEERINGVol. 42(2)
Reduced inequalities
Openalex Percentile: Top 94%
Service-Oriented Architecture and Web Services
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