Let x = (xj)j∈J ∈ (Rm)J be a set of

Let x = (xj)j∈J ∈ (Rm)J be a set of data points bijectively
labelled by a fixed finite index set J, say J =
[n] : = {1, 2, . . . , n}, and let x|I = (xi)i∈I denote a partial
set of observations associated with subset I ⊆ J, whose
centroid and variance, respectively, are

Results (Indonesian) 1:

Biarkan x = (xj) j∈J ∈ (Rm) J menjadi satu set data poin bijectivelydicap oleh satu set tetap terbatas indeks J, mengatakan J =[n]: = {1, 2,..., n}, dan biarkan x| Aku = i∈I (xi) menunjukkan parsialkumpulan pengamatan terkait dengan subset saya ⊆ J, yangcentroid dan varians, masing-masing, yang