Systematic Literature Mapping - Selected Articles Data Extraction

- CSV with the raw data extracted from abstract + full-text review from the selected articles. - CSV with normalized data. - CSV with the normalized data after being a feature engineering step in which some columns have been deleted. - CSV with formal context to extract the concepts lattice.包含从入选文章的摘要及全文审稿内容中提取的原始数据的CSV文件；包含标准化后数据的CSV文件；包含经特征工程处理（已删除部分列）后的标准化数据的CSV文件；包含可用于提取概念格（concepts lattice）的形式化上下文的CSV文件