photo

John Martinez


Zenitram Capital

2011 年からアクティブ

Followers: 0   Following: 0

メッセージ

統計

Feeds

表示方法

質問


How to plot a 3D Histogram
I have a series of ordered pairs (X, Y) and I want to plot a 3D histogram but I don't know Z, their probabilities. any suggesti...

11年以上 前 | 2 件の回答 | 0

2

回答

回答済み
Matrix optimization
I realize that my system is underdetermined but I know what the matrix is. A large # of the entries are zero (almost 40%)and wa...

12年以上 前 | 0

質問


Matrix optimization
I know the sum of each row and sum of each column and that the Trace(A) = 0 (and a[i,j] = 0 if i=j) of a 9x9 matrix and I was wo...

13年弱 前 | 5 件の回答 | 0

5

回答