325e998fcc
Extend utils.sparsefuncs: inplace scale and axis min/max
2014-05-18 20:03:37 +10:00
5d47cfcbcb
Improved formatting of unsupported sparse matrices in swapping
2014-05-10 11:37:53 +05:30
fc634f95f2
Made the following changes
...
1. Minor changes to docs
2. Replaced swap with inplace_swap
2014-04-30 23:27:26 +05:30
924db9b07e
Made the following changes
...
a] Replaced numpy slicing with concatanate
b] Added swap_sparse_column
2014-04-24 20:58:11 +05:30
5119d68982
ENH: Swap rows in sparsefuncs
2014-04-24 17:19:09 +05:30
627c564fae
TST: Fix ValueError: Buffer dtype mismatch, expected 'npy_intp' but got 'long' on win-amd64
2014-03-30 11:53:02 +02:00
22c412d357
TST: Added tests for non-CSR/CSR format
2014-03-27 15:03:31 +05:30
bbb8f1d1bf
Moved sparsefuncs to sparsefuncs_fast
2014-03-27 13:20:45 +05:30
8cf30f1089
ENH: Optimise sparsefuncs
...
a] Removed numpy overhead in finding mean
b] Removed enumerate
c] Added tests to test_sparsefuncs
d] Replaced multiple looping with a single loop
2014-03-27 11:56:20 +05:30
b37791bab9
ENH cut MiniBatchKMeans memory usage in half for large n_clusters
...
Also, changed logging message to reflect the (public) class that is logging,
not the (private) function.
New Cython code lives in utils.sparsefuncs, because it may prove more
generally useful.
2013-03-13 15:23:50 +01:00
e47039d71a
Fix warning.
2012-05-21 12:58:32 +09:00
f6729848c4
Unused import.
2012-05-21 12:55:34 +09:00
4842ebb16b
Unified access to 'mean_variance_axis0' for CSC and CSR matrices
2012-05-16 07:58:02 +02:00
c2c35da51c
Made code pep compliant
2012-05-16 07:57:55 +02:00
95ba957556
Corrected missing import of csc_mean_variance_axis0
2012-05-16 07:57:53 +02:00
3a6e490e05
COSMIT pep8
2011-12-23 19:12:52 +01:00
ac1c9aaddb
Test edge case.
2011-12-19 17:20:26 +01:00
0d927f00ea
Cosmit.
2011-12-19 17:18:19 +01:00
8311b1bbd8
Fix bug with sparse matrices.
2011-12-19 16:28:53 +01:00
64adbcaddd
Implement mean_variance_axis0.
2011-12-19 16:28:21 +01:00
Thomas Unterthiner