Data relating to public procurement criteria in public tendering proceedings in Poland

The data is available in the following XLSX files: 1) Set of unique criteria in Unique criteria.xlsx file, 2) Test dataset matrix in test dataset matrix.xlsx file, 3) Results of Lingo clustering algorithm in Lingo Max top lvl passes 0.xlsx and Lingo Max top lvl passes 4.xlsx files, 4) Results of cosine grouping in cosine 0.6 grouping.xlsx and cosine 0.8 grouping.xlsx files

本数据集包含以下XLSX格式文件：1）《Unique criteria.xlsx》：存储唯一准则集合；2）《test dataset matrix.xlsx》：存储测试数据集矩阵；3）《Lingo Max top lvl passes 0.xlsx》与《Lingo Max top lvl passes 4.xlsx》：存储Lingo聚类算法（Lingo clustering algorithm）的运行结果；4）《cosine 0.6 grouping.xlsx》与《cosine 0.8 grouping.xlsx》：存储余弦分组的运行结果。