Chess Database

The file all.pgn.zip contains the raw data, 3.5 million chess games in PGN (portable game notation) format, played from 1783 to 2009. The file all_with_filtered_anotations.zip contains 1.4 million games resulting of the filtering of the raw data, games with corrupt or missing data, in txt format. The filtered data was used for the data analysis in the paper 'A study of memory effects in a chess database' (PLoS One). For further information check the references below.

all.pgn.zip 文件包含原始数据集，内含350万局以PGN（portable game notation，可移植游戏记谱法）格式存储的国际象棋对局，对局时间跨度为1783年至2009年。all_with_filtered_anotations.zip 文件包含经原始数据筛选后得到的140万局对局，该筛选流程剔除了存在数据损坏或缺失的对局，最终结果以TXT格式存储。该筛选后数据集被用于论文《A study of memory effects in a chess database》（PLoS One）中的数据分析工作。如需获取更多相关信息，请参阅下文参考文献。