一种基于多视图深度度量学习的混合属性数据转换方法

By employing a multi-view deep metric learning method, we can fully uncover the essential characteristics of mixed attribute data and transform categorical attribute data into high-quality numerical data. This solves the problem of poor transformation in existing technologies and improves the performance and reliability of data mining and machine learning.

CN115544137BActive Publication Date: 2026-07-17GUIZHOU MEDICAL UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
GUIZHOU MEDICAL UNIV
Filing Date
2022-09-26
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies cannot fully uncover the essential characteristics of mixed attribute data, nor can they convert categorical attribute data into high-quality numerical data, especially when dealing with complex coupling relationships.

Method used

A multi-view depth metric learning-based approach is adopted. The multi-view information extraction module obtains coupled views of attributes within, between, and between attribute pairs and classes. The depth metric module maps these views into numerical vectors, and the fusion module merges them with numerical attribute data to form high-quality numerical data.

Benefits of technology

It achieves high-quality numerical data transformation, maintains consistent data distribution, and improves the reliability and performance of subsequent data mining and machine learning. It has low dimensionality and is suitable for mixed attribute datasets in different fields.

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Abstract

本发明提供了一种基于多视图深度度量学习的混合属性数据转换方法,包括:获取包括至少一个待转换样本的待转换样本集,将待转换样本集输入预先训练好的多视图深度度量学习模型获得待转换样本集的转换结果,多视图深度度量学习模型包括:多视图信息提取模块,提取待转换样本集的属性内耦合视图、属性间耦合视图和属性对类耦合视图;深度度量模块,将属性内耦合视图、属性间耦合视图和属性对类耦合视图映射为相应的数值向量;融合模块,将多个视图的数值向量与待转换样本集的数值属性数据融合。能全面挖掘分类属性数据的本质特征,保持数据转换前后数据分布一致,将混合属性数据上的分类属性数据无损地表示为高质量的数值向量。
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