 |
距离和相似度测量
距离或相似度的不同测量便于不同类型的分析. Mathematica 提供内置函数用于许多标准的距离测量，以及给出任意测量的符号定义.
参考资料
数值数据
EuclideanDistance ▪ SquaredEuclideanDistance ▪ NormalizedSquaredEuclideanDistance ▪ ManhattanDistance ▪ ChessboardDistance ▪ BrayCurtisDistance ▪ CanberraDistance ▪ CosineDistance ▪ CorrelationDistance
布尔数据
HammingDistance ▪ JaccardDissimilarity ▪ MatchingDissimilarity ▪ DiceDissimilarity ▪ RogersTanimotoDissimilarity ▪ RussellRaoDissimilarity ▪ SokalSneathDissimilarity ▪ YuleDissimilarity
字符串数据
EditDistance ▪ DamerauLevenshteinDistance ▪ HammingDistance ▪ SmithWatermanSimilarity ▪ NeedlemanWunschSimilarity
DistanceFunction — 指定距离函数的选项
Nearest ▪ FindClusters ▪ MeanShift ▪ FindShortestTour ▪ SequenceAlignment ▪ DistanceTransform ▪ 
