志愿者地理信息数据质量研究现状与趋势

针对志愿者地理信息的质量评价问题,对当前的研究现状和存在问题进行了较为全面的综述。有关志愿者地理信息数据质量分析与评估的研究也是该领域的研究热点,国内外学者从不同的角度进行了研究,依据是否使用参考数据分为基于参考数据的方法和基于数据分析的方法。总结了基于参考数据方法的基本流程,论述了两种评价方法中具有代表性的研究成果,分析了这些方法的特点和不足,最后指出了现有研究中存在的问题和进一步需要研究的方向。

The research status and tendency of the volunteer geographic information data quality

Aiming at the problem of volunteers geographic information quality evaluation,the paper was mainly reviewed the research status and existing problem.The evaluation of the volunteered geographic information quality is serving as a hot spot,many scholars devoting themselves to do the research in order to dispose it at different angles.Those researches could divide into the method based on reference data and the method based on data analysis.The basic flow of the reference data method was summarized firstly,then the representative researches of the both methods were discussed in detail and the characters and shortage were analyzed.At last,the inadequacy of the future development was pointed out.