Groups
Conversations
All groups and messages
Send feedback to Google
Help
Training
Sign in
Groups
cusp-users
Conversations
About
cusp-users
Contact owners and managers
1–30 of 473
https://github.com/
cusplibrary/cusplibrary
Mark all as read
Report group
0 selected
hansen might
10/21/22
Are there any papers or articles that elaborate on the matrix multiplication of CUSP
Hi ,I'm learning SPMM this days,I want to learn how CUSP do SPMM,but the code is too difficult
unread,
Are there any papers or articles that elaborate on the matrix multiplication of CUSP
Hi ,I'm learning SPMM this days,I want to learn how CUSP do SPMM,but the code is too difficult
10/21/22
Denis Jelovina
6/11/18
eigensolver lancos LA
Hi, I'm trying to compute the lowest eigenvalue with lanczos solver. I use the following option
unread,
eigensolver lancos LA
Hi, I'm trying to compute the lowest eigenvalue with lanczos solver. I use the following option
6/11/18
Andrea Borsic
, …
Aditya Bhattacharya
4
12/15/17
Apparent incompatibility CUSP and Thrust of CUDA 9.0 RC
Hi Steve, Thanks for your previous answer. I wonder whether you might have any news on the front of
unread,
Apparent incompatibility CUSP and Thrust of CUDA 9.0 RC
Hi Steve, Thanks for your previous answer. I wonder whether you might have any news on the front of
12/15/17
Ricky
11/20/17
Is it possible to create preconditioner by view function like csr_matrix_view ?
Hello! I'm new to use CUSP. I've wrote a program refers to csr_raw.cu, but I need to solve
unread,
Is it possible to create preconditioner by view function like csr_matrix_view ?
Hello! I'm new to use CUSP. I've wrote a program refers to csr_raw.cu, but I need to solve
11/20/17
Ricky
11/20/17
Is it possible to create a preconditioner by view function like csr_matrix_view.
Hello! I'm new to use CUSP. I've writed a program refers to csr_raw.cu, but I need to solve
unread,
Is it possible to create a preconditioner by view function like csr_matrix_view.
Hello! I'm new to use CUSP. I've writed a program refers to csr_raw.cu, but I need to solve
11/20/17
Felipe bivort haiek
11/12/17
Solver cg example fails to compile
Hello I am trying cusp in linux. I ran the example version.cu and it compiled and ran perfectly. But
unread,
Solver cg example fails to compile
Hello I am trying cusp in linux. I ran the example version.cu and it compiled and ran perfectly. But
11/12/17
jack
, …
jensen...@gmail.com
3
11/7/17
do cusp support multiple streams?
Cusp is build on thrust which currently does not support multiple streams, so this is currently not
unread,
do cusp support multiple streams?
Cusp is build on thrust which currently does not support multiple streams, so this is currently not
11/7/17
Einar Sørheim
11/3/17
Null-space for elastic problems
I have a problem with slow convergence when using cusp on a elasticity FEM matrix, I have previously
unread,
Null-space for elastic problems
I have a problem with slow convergence when using cusp on a elasticity FEM matrix, I have previously
11/3/17
Roman
,
Steven Dalton
4
9/29/17
csr_matrix column index order
Hello Steven, Is it possible some how to sort a column indices and values of each row of CSR matrix
unread,
csr_matrix column index order
Hello Steven, Is it possible some how to sort a column indices and values of each row of CSR matrix
9/29/17
180110...@gmail.com
,
Steven Dalton
3
6/16/17
Scaled Sparse matrix vector multiplication
Thanks, Steve I think such assumption can help to improve the efficiency of sparse matrix vector
unread,
Scaled Sparse matrix vector multiplication
Thanks, Steve I think such assumption can help to improve the efficiency of sparse matrix vector
6/16/17
180110...@gmail.com
,
Steven Dalton
3
6/13/17
Real scaled sparse matrix vector multiplication?
Sorry Steve, the first example posted in the previous question is correct. But I got a wrong answer
unread,
Real scaled sparse matrix vector multiplication?
Sorry Steve, the first example posted in the previous question is correct. But I got a wrong answer
6/13/17
Tao Han
,
Steven Dalton
3
1/17/17
How to interface Cusp's solvers with ell_matrix_view?
Hello, Thank you for your suggestions. I have changed my code to make the ELL indices and values
unread,
How to interface Cusp's solvers with ell_matrix_view?
Hello, Thank you for your suggestions. I have changed my code to make the ELL indices and values
1/17/17
Andrea Borsic
11/25/16
Glitch experienced with SA / CUSP
Hi, First of all thanks for your efforts in developing CUSP, we are finding it extremely useful for
unread,
Glitch experienced with SA / CUSP
Hi, First of all thanks for your efforts in developing CUSP, we are finding it extremely useful for
11/25/16
Lifeng Jin
,
Steven Dalton
3
11/19/16
multiply behave differently for sparse and array2d
Thanks, it works now. I was not entirely sure if it was a bug or I was not understanding something
unread,
multiply behave differently for sparse and array2d
Thanks, it works now. I was not entirely sure if it was a bug or I was not understanding something
11/19/16
Jie Zhao
,
Steven Dalton
9
10/13/16
execution on GPU targets
Dear Steve, Thanks for your confirm on the correctness of the example and thank you so much on the
unread,
execution on GPU targets
Dear Steve, Thanks for your confirm on the correctness of the example and thank you so much on the
10/13/16
Steven Dalton
,
Lifeng Jin
7
8/2/16
Re: multiply into view
I am going to transpose A to make it work. Thank you for your help. Awesome package. On Tuesday,
unread,
Re: multiply into view
I am going to transpose A to make it work. Thank you for your help. Awesome package. On Tuesday,
8/2/16
Lifeng Jin
,
Steven Dalton
4
7/23/16
compiling error
It is MacOS 10.11.5. The compiler could be clang 7.3(? the newest version) but I am not sure. CUDA is
unread,
compiling error
It is MacOS 10.11.5. The compiler could be clang 7.3(? the newest version) but I am not sure. CUDA is
7/23/16
Elliot
, …
caihon...@gmail.com
16
7/22/16
Complex bicgstab on gpu
Steve, I forget to tell you my cusp version in my previous post. It is v.0.5.1 which is the latest
unread,
Complex bicgstab on gpu
Steve, I forget to tell you my cusp version in my previous post. It is v.0.5.1 which is the latest
7/22/16
caihon...@gmail.com
,
Steven Dalton
4
7/19/16
Complex matrix not working for Krylov solver (bicgstab)
Hello Hongzhu, That post refers to cusp/complex.h which was patched in v0.5.1 and some additional
unread,
Complex matrix not working for Krylov solver (bicgstab)
Hello Hongzhu, That post refers to cusp/complex.h which was patched in v0.5.1 and some additional
7/19/16
Dharini Jaiganesh
,
Steven Dalton
3
7/14/16
Issues with cusp on connected components
Hi Steve, Thanks for the reply. I am compiling with sm_30. Since I am a student working on university
unread,
Issues with cusp on connected components
Hi Steve, Thanks for the reply. I am compiling with sm_30. Since I am a student working on university
7/14/16
nicolar...@gmail.com
, …
Steven Dalton
5
7/13/16
Complex dense matrix inversion using CUSP
Yes the cusp::lapack namespace is thin wrapper around traditional host/cpu routines in the Lapacke
unread,
Complex dense matrix inversion using CUSP
Yes the cusp::lapack namespace is thin wrapper around traditional host/cpu routines in the Lapacke
7/13/16
xaldu...@gmail.com
,
Steven Dalton
3
7/11/16
Using Cusp with LAPACK
Hi Steve, Thank you for your prompt reply. That fixed it. Marlon B.
unread,
Using Cusp with LAPACK
Hi Steve, Thank you for your prompt reply. That fixed it. Marlon B.
7/11/16
Dharini Jaiganesh
,
Steven Dalton
2
7/11/16
Unable to read binary file!
Hello, Can you send me your test file so I can reproduce the error? It may be useful to create an
unread,
Unable to read binary file!
Hello, Can you send me your test file so I can reproduce the error? It may be useful to create an
7/11/16
xaldu...@gmail.com
,
Steven Dalton
4
7/11/16
cusp::blas routines catching "not implemented" errors
Hi Steve, Thank you very much for your help I really appreciate it. Your suggestion works like a
unread,
cusp::blas routines catching "not implemented" errors
Hi Steve, Thank you very much for your help I really appreciate it. Your suggestion works like a
7/11/16
newHand
,
Steven Dalton
2
6/27/16
how to calculate x'Ax while A is coo_matrix
Hello, I have pasted an example of how I would compute x'Ax below. I hope it helps. Steve #
unread,
how to calculate x'Ax while A is coo_matrix
Hello, I have pasted an example of how I would compute x'Ax below. I hope it helps. Steve #
6/27/16
newHand
,
Steven Dalton
2
6/27/16
Error while complie spmm.cu
Hello, This error means the libcusparse.so library was not added correctly to the compile command.
unread,
Error while complie spmm.cu
Hello, This error means the libcusparse.so library was not added correctly to the compile command.
6/27/16
Fabio Durastante
,
Steven Dalton
4
5/17/16
Error with lapacke and lanczos/lobpcg
Great, it looks like the code is compiling but the linker is not able to find the definitions from
unread,
Error with lapacke and lanczos/lobpcg
Great, it looks like the code is compiling but the linker is not able to find the definitions from
5/17/16
Shweta Nayak
,
Steven Dalton
2
4/25/16
Need Direction for multiGPU implementation
Hello Shweta, This is a good question and you can approach multigpu support from a few different
unread,
Need Direction for multiGPU implementation
Hello Shweta, This is a good question and you can approach multigpu support from a few different
4/25/16
Shweta Nayak
,
Steven Dalton
3
4/20/16
Dont want to print Iteration Number | Residual Norm
Thanks Steve it worked On Tuesday, April 19, 2016 at 7:29:40 PM UTC+5:30, Steve wrote: Hello Shweta,
unread,
Dont want to print Iteration Number | Residual Norm
Thanks Steve it worked On Tuesday, April 19, 2016 at 7:29:40 PM UTC+5:30, Steve wrote: Hello Shweta,
4/20/16
Mahsa Ghafarianzadeh
,
Steven Dalton
2
4/8/16
Finding eigenvalues/eigenvectors of a Sparse Matrix
Hello Mahsa, Yes there is an implementation of Lanczos in cusp/eigen that can compute a small number
unread,
Finding eigenvalues/eigenvectors of a Sparse Matrix
Hello Mahsa, Yes there is an implementation of Lanczos in cusp/eigen that can compute a small number
4/8/16