对真实世界数据开展适用性评价是从数据使用角度出发，保证健康医疗大数据质量并确保数据范畴与研究假设紧密相关的重要途径。基于此......

K-anonymity privacy model is a typical model to protect privacy when disseminating data involving individual subjects.Th......

Global navigation satellite positioning system is wildly used on a global scale nowadays because it can provide real-tim......

The rapid development of computer technologies has given rise to the increase of open source web-based map services such......

Data contamination refers to the phenomenon where part of the data is randomly replaced by data generated from an unknow......

In recent years,effective monitoring of data quality has increasingly attracted attention of researchers in the area of ......

[目的/意义]为了解决大数据时代应急数据质量问题,支撑基于大数据的应急管理和智能决策。[方法/过程]首先定义了应急数据质量维度,......

分析了数字高程模型(DEM)的国家精度标准,及其与一些实际数据间的逻辑矛盾,并运用GIS数据质量理论,从分辨率、逻辑一致性、完整性......

Assuring the quality of land-cover data is one of the major challenges for large- area mapping projects. Although the us......

本文论述了提高社会调查研究中数据质量的必要性,并根据科学研究中常见的数据质量问题的种类,结合首都医科大学的教学实际,提出培......

Data quality issues have attracted widespread attentions due to the negative impacts of dirty data on data mining and ma......

Visual analytics for machine learning has recently evolved as one of the most exciting areas in the field of visualizati......