 Dongryeol Lee
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6a6b321f96
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SVD Tree has numerical stability issue when applied to high-dimensional matrices. Going to fix this using orthogonal iteration.
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2008-04-19 20:10:40 +00:00 |
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Parikshit Ram
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294a820f8e
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Cover tree files uploaded, tree building coded up, not working, still waiting on dependencies of ArrayList
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2008-04-19 10:16:13 +00:00 |
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Dongryeol Lee
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cdd6a99f92
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Updated a potential bug in the ball tree that could attempt to split even if the radius is very close to zero. Changed DBL_MIN to DBL_EPSILON as a result.
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2008-04-19 01:28:43 +00:00 |
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Dongryeol Lee
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15b9aed1e1
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Still need to fix the stitching problem in pca_tree.h
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2008-04-18 21:39:01 +00:00 |
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Parikshit Ram
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dc7b81aa2a
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fkdnfl
general
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2008-04-18 20:55:55 +00:00 |
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Dongryeol Lee
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0c9e4d6db8
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Fixed a bug in median split kd-tree that resulted in infinite recursion.
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2008-04-18 18:59:46 +00:00 |
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Dongryeol Lee
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2ee9dcdded
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Now uses median split KD-tree
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2008-04-18 18:59:13 +00:00 |
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Dongryeol Lee
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94878bc82d
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Fixed a potential performance bug in the KDE code that resulted in a stricter pruning criterion.
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2008-04-18 16:28:25 +00:00 |
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Bill March
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36a1d0c2c0
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hf stuff
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2008-04-17 17:57:03 +00:00 |
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vasiloglou
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776d0ba37f
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some minor fixes
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2008-04-17 00:20:32 +00:00 |
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vasiloglou
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c1abb88797
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results seem promissing
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2008-04-17 00:19:52 +00:00 |
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vasiloglou
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ca108d9a06
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Making it more natural
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2008-04-16 13:48:02 +00:00 |
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vasiloglou
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0aa6101634
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Removed these files that were redundant
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2008-04-15 23:05:30 +00:00 |
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vasiloglou
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3aae4710d7
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created an application for working with the movielens
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2008-04-15 23:03:33 +00:00 |
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Dongryeol Lee
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a67d885678
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Completed the fixed-point algorithm for PCA
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2008-04-15 22:01:41 +00:00 |
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Dongryeol Lee
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9b7fa53615
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More compilation fix. Now starting the fix-point algorithm.
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2008-04-15 18:28:28 +00:00 |
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Dongryeol Lee
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0e9327bef9
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Compilation error fix.
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2008-04-14 19:41:04 +00:00 |
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Dongryeol Lee
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80f65e9225
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Renamed the class name to make it a static class supporting different modes of PCA computation.
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2008-04-14 19:37:16 +00:00 |
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vasiloglou
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18e12670d3
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Test seems to converge.
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2008-04-14 04:49:23 +00:00 |
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Dongryeol Lee
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a9a0416e1b
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Added a directory for testing variants of PCA
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2008-04-13 04:29:55 +00:00 |
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vasiloglou
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60e8db5ac4
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Seems to compile , I have to remove from svn at some point
th dual_manifold_objective{_impl}.h
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2008-04-12 22:01:38 +00:00 |
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Dongryeol Lee
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96dc73c5c7
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Added Static Init function for the general bound type.
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2008-04-12 00:00:38 +00:00 |
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Dongryeol Lee
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5679851a09
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Minor editing of the build file
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2008-04-11 23:59:18 +00:00 |
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Dongryeol Lee
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8809198b07
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Added Static versions of the Init/Own/Copy function that allocates using Nick's memory mapped files.
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2008-04-11 23:59:00 +00:00 |
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Dongryeol Lee
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1e5dcf1f74
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Now uses static allocation for matrices (Nick's memory manager)
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2008-04-11 23:56:11 +00:00 |
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Dongryeol Lee
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c568308ef0
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Separated the global variable declarations into a separate cc file
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2008-04-11 17:03:37 +00:00 |
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Dongryeol Lee
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c2c933ce90
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Separated the global variable declarations into a separate cc file
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2008-04-11 17:03:30 +00:00 |
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Dongryeol Lee
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1abcd3c58f
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Adding general typed ranges.
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2008-04-11 15:07:23 +00:00 |
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vasiloglou
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9bc02c834e
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Still working on the dual manifold
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2008-04-11 14:54:15 +00:00 |
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Dongryeol Lee
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fec6fd22c1
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Metric tree had a bug, and now it is fixed...
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2008-04-10 18:42:08 +00:00 |
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vasiloglou
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c49ed3f4df
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Fixed some bugs and passed a simple test
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2008-04-09 02:49:38 +00:00 |
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rriegel
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4d01e0e5d1
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added deprecated debug macros
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2008-04-07 23:14:42 +00:00 |
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rriegel
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e67da2dc6a
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rectified missing ccmem.cc
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2008-04-07 23:07:18 +00:00 |
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vasiloglou
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321a06060d
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added the example for memory_manager
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2008-04-07 23:07:13 +00:00 |
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vasiloglou
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2cc9c75179
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few corrections
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2008-04-07 22:31:04 +00:00 |
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vasiloglou
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87fd9a662d
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first check in
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2008-04-07 19:37:34 +00:00 |
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vasiloglou
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4998695430
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added pca preprocessing
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2008-03-31 14:21:02 +00:00 |
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vasiloglou
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e30b14f750
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fixed the same bug
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2008-03-30 15:01:25 +00:00 |
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vasiloglou
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c392ac896d
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fixed the initialization of LOOCV
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2008-03-30 14:30:52 +00:00 |
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vasiloglou
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f439886544
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fixed another bug
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2008-03-29 16:21:38 +00:00 |
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vasiloglou
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79eb0f3d93
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fixed a minor bug
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2008-03-29 01:11:35 +00:00 |
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vasiloglou
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e702a0511c
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auto tuning on
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2008-03-28 18:51:21 +00:00 |
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jwaters6
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29dfeb23cd
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modified bounds code to accomodate coordinate offset
jwaters 3/25/2008
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2008-03-25 15:58:37 +00:00 |
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vasiloglou
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365c3e8edb
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Log the lower bound for optimization
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2008-03-25 15:10:15 +00:00 |
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rriegel
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128a8e915c
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beta revised ot, ArrayList
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2008-03-25 05:46:58 +00:00 |
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vasiloglou
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bfee4c962f
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auto tuning seems to work at least for swiss roll
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2008-03-25 00:47:58 +00:00 |
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vasiloglou
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dc9aefc2db
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close to automatic tuning
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2008-03-24 20:48:41 +00:00 |
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vasiloglou
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f849e3f7cd
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fixed a couple of bugs in the max furthest
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2008-03-21 21:37:21 +00:00 |
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vasiloglou
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45d581b7a4
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Now the submodule works better
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2008-03-20 20:35:15 +00:00 |
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vasiloglou
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27d858a230
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Eventually it worked without warnings
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2008-03-20 19:50:12 +00:00 |
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