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Use ifelse to extract information from a matrix
user_2144398
0
•
asked Aug 5, 2017
3
1
46
vectorization
if-statement
r
matrix
Fastest way to obtain the singular value decomposition of a bidiagonal matrix (using LAPACK)?
user_6443519
0
•
asked Aug 5, 2017
3
0
938
svd
lapack
linear-algebra
matrix
c
no applicable method for 'tm_map' applied to an object of class "character"
user_8295935
0
•
asked Aug 4, 2017
5
1
11841
tm
text-mining
r
matrix
Determine whether a matrix is identity matrix (numpy)
user_2940881
0
•
asked Aug 3, 2017
5
3
7466
numpy-ndarray
matrix
numpy
arrays
python
Extract LDA model values into distribution matrix efficiently
user_4139143
0
•
asked Aug 1, 2017
3
0
399
lda
gensim
matrix
python
Matrix Inversion in CBLAS/LAPACK vs Python
user_1681409
0
•
asked Jul 28, 2017
4
1
429
cblas
lapack
matrix-inverse
matrix
numpy
Why is it faster to perform float by float matrix multiplication compared to int by int?
user_1974185
0
•
asked Jul 28, 2017
25
2
3293
avx
eigen
matrix
numpy
c++
Create matrix from list of list of tuples using list comprehension
user_4139143
0
•
asked Jul 28, 2017
3
1
675
list-comprehension
matrix
numpy
python
Use 2D matrix as indexes for a 3D matrix in numpy?
user_2352847
0
•
asked Jul 26, 2017
9
3
3208
matrix
numpy
python
Algorithm to efficiently select rows from a matrix such that column totals are equal
user_8371482
0
•
asked Jul 26, 2017
5
1
218
matrix
algorithm
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