26. 下列何者不是維度縮減(dimensionality reduction)之方法？
(A) Random projection
(B) Principal component analysis (PCA)
(C) Clustering algorithms
(D) Classical multidimensional scaling (cMDS)

答案：登入後查看
統計： A(8), B(0), C(21), D(6), E(0) #2496786