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javasparse-matrixdecomposition

Sparse Matrix implemantation and operations in java

I have to implement sparse matrix and do some decompositions like Cholesky Decomposition, LU Decomposition, QR Decomposition on it.

Actually I found a library called JAMA which is capable of doing this for dense matrix.

But I have to implement sparse matrix.

Can any one share their experience implementing sparse matrix or is there any library to implement it.

Solution

  • Have you had a look at Colt or Matrix-Toolkits-Java? These may help you out.