log dataset.py @ 306:e2e5157ff044

age author description
Fri, 06 Jun 2008 17:50:29 -0400 James Bergstra ApplyFunctionDataSet passing
Fri, 06 Jun 2008 16:13:17 -0400 James Bergstra still merging
Fri, 06 Jun 2008 15:56:18 -0400 James Bergstra merge
Thu, 05 Jun 2008 18:38:42 -0400 James Bergstra trying to get default implemenations to work
Thu, 05 Jun 2008 13:46:26 -0400 Frederic Bastien bugfix in FieldSubsetDataSet
Thu, 05 Jun 2008 11:47:44 -0400 Frederic Bastien Automated merge with ssh://projects@lgcm.iro.umontreal.ca/hg/pylearn
Tue, 03 Jun 2008 16:13:42 -0400 Frederic Bastien Automated merge with ssh://projects@lgcm.iro.umontreal.ca/hg/pylearn
Tue, 03 Jun 2008 16:13:38 -0400 Frederic Bastien code cleanup
Tue, 03 Jun 2008 16:11:59 -0400 Frederic Bastien code cleanup and small optimisation
Wed, 04 Jun 2008 19:04:40 -0400 James Bergstra deprecating __getitem__[fieldname] syntax
Wed, 04 Jun 2008 18:48:50 -0400 James Bergstra reverting dataset
Wed, 04 Jun 2008 17:49:09 -0400 James Bergstra initial commit of amat
Tue, 03 Jun 2008 16:06:21 -0400 James Bergstra merged
Tue, 03 Jun 2008 16:05:28 -0400 James Bergstra beginning to hack on #20, fixing for Thierry
Tue, 03 Jun 2008 13:24:41 -0400 Frederic Bastien optimication in CachedDataSet.minibatches_nowrap
Tue, 03 Jun 2008 13:23:28 -0400 Frederic Bastien code clean up
Tue, 03 Jun 2008 13:22:45 -0400 Frederic Bastien implemented CachedDataSet.__iter__ as an optimization
Tue, 03 Jun 2008 12:25:53 -0400 Frederic Bastien optimization of CachedDataSet__getitem__
Mon, 02 Jun 2008 11:59:41 -0400 Frederic Bastien Optimisation in ArrayDataSet::__getitem__
Fri, 30 May 2008 10:19:16 -0400 delallea Hmm... that was committed by Fred I think, I got lost by Mercurial I think
Fri, 30 May 2008 10:14:46 -0400 delallea If I understand properly, the length of an unbounded stream is sys.maxint
Thu, 29 May 2008 10:30:59 -0400 Frederic Bastien optimization in ArrayDataSet::__iter__
Wed, 28 May 2008 14:09:19 -0400 James Bergstra re-enabling old ArrayDataSet indexing
Tue, 27 May 2008 13:46:03 -0400 Frederic Bastien Automated merge with ssh://projects@lgcm.iro.umontreal.ca/hg/pylearn
Fri, 16 May 2008 16:38:07 -0400 Frederic Bastien optimisation of ArrayDataSet
Tue, 27 May 2008 13:23:05 -0400 James Bergstra reinstating changeset 216 clobbered accidentally by 218
Fri, 23 May 2008 16:01:01 -0400 Thierry Bertin-Mahieux should have solved the problem with minibatches not handling subsets of fieldnames, although maybe not super efficient
Fri, 23 May 2008 12:22:54 -0400 Thierry Bertin-Mahieux small debugging
Thu, 22 May 2008 19:07:51 -0400 James Bergstra Modified ArrayDataSet's handling of column fields.
Wed, 21 May 2008 17:39:30 -0400 Thierry Bertin-Mahieux in __get__, problem if the i.stop was None, i being the slice, added one line replacing None by the len(self)
Thu, 15 May 2008 15:21:00 -0400 Frederic Bastien Automated merge with ssh://p-omega1@lgcm.iro.umontreal.ca/tlearn
Thu, 15 May 2008 13:09:26 -0400 Frederic Bastien bugfix
Thu, 15 May 2008 13:04:20 -0400 Frederic Bastien bugfix?
Tue, 13 May 2008 16:42:51 -0400 Frederic Bastien bugfix
Tue, 13 May 2008 16:02:32 -0400 Frederic Bastien bugfix
Tue, 13 May 2008 15:29:04 -0400 Frederic Bastien more explicit comment
Tue, 13 May 2008 15:27:45 -0400 Frederic Bastien the function should take the example unpacked as an input.
Thu, 15 May 2008 12:55:21 -0400 Yoshua Bengio Complete redesign of learner...
Wed, 14 May 2008 14:49:08 -0400 James Bergstra added __contains__ to Dataset, added parent constructor call to ArrayDataSet
Tue, 13 May 2008 13:23:05 -0400 Frederic Bastien bugfix. Otherwise the example was writed over and not a new one was returned
Mon, 12 May 2008 18:51:42 -0400 Joseph Turian Updated documentation
Mon, 12 May 2008 18:40:17 -0400 Joseph Turian Created exceptions.py
Mon, 12 May 2008 17:40:06 -0400 Frederic Bastien bugfix, we should advence by the minibatch size.
Mon, 12 May 2008 16:51:54 -0400 Frederic Bastien bugfix: make the iterator advance
Mon, 12 May 2008 16:13:48 -0400 Frederic Bastien merge
Mon, 12 May 2008 16:12:29 -0400 Frederic Bastien optimization
Mon, 12 May 2008 16:11:24 -0400 Yoshua Bengio Fixes in CacheDataSet
Mon, 12 May 2008 15:51:43 -0400 Frederic Bastien Automated merge with ssh://p-omega1@lgcm.iro.umontreal.ca/tlearn
Mon, 12 May 2008 15:51:30 -0400 Frederic Bastien bugfix
Mon, 12 May 2008 15:50:28 -0400 Yoshua Bengio Trying to make CacheDataSet work
Mon, 12 May 2008 15:08:18 -0400 Frederic Bastien Automated merge with ssh://p-omega1@lgcm.iro.umontreal.ca/tlearn
Mon, 12 May 2008 14:15:16 -0400 Frederic Bastien Automated merge with ssh://p-omega1@lgcm.iro.umontreal.ca/tlearn
Mon, 12 May 2008 14:13:39 -0400 Frederic Bastien ...
Mon, 12 May 2008 14:13:19 -0400 Frederic Bastien bugfix
Wed, 07 May 2008 16:26:28 -0400 Frederic Bastien typo
Mon, 12 May 2008 14:30:21 -0400 Yoshua Bengio Fixed bugs in dataset to make test_mlp.py work
Fri, 09 May 2008 17:38:57 -0400 Yoshua Bengio Fixes to ApplyFunctionDataSet and other things to make learner and mlp work
Thu, 08 May 2008 00:54:14 -0400 Joseph Turian Updated documentation slightly
Wed, 07 May 2008 20:51:24 -0400 Yoshua Bengio minor edits
Wed, 07 May 2008 16:22:28 -0400 Frederic Bastien bugfix
Wed, 07 May 2008 16:17:25 -0400 Frederic Bastien bugfix
Tue, 06 May 2008 22:24:55 -0400 bengioy Worked on OneShotTLearner and implementation of LinearRegression
Tue, 06 May 2008 16:34:48 -0400 Frederic Bastien bugfix, we keep all the line, but only a some columns
Tue, 06 May 2008 16:01:53 -0400 Frederic Bastien by default, in a minibatch without any fixed number of batchs, we need to finish at the end of the dataset. Now we return a minibatch at the end event if this minibacht size != the gived minibatch_size.
Tue, 06 May 2008 13:57:36 -0400 Frederic Bastien in ArrayDataSet.__init__ if a columns is an index, we change it to be a list that containt only this index. This way, we remove the special case where the columns is an index for all subsequent call.
Tue, 06 May 2008 13:50:54 -0400 Frederic Bastien bugfix in DataSet.minibatch to correctly wrap in all corner case.
Tue, 06 May 2008 10:52:45 -0400 Frederic Bastien removed duplicated example in comment
Mon, 05 May 2008 17:13:07 -0400 Frederic Bastien corrected comment
Mon, 05 May 2008 14:51:41 -0400 Frederic Bastien bugfix as numpy numpy don't support self.data[[i1,...],[i2,...]] when their is more then two i1 and i2
Mon, 05 May 2008 13:37:39 -0400 Frederic Bastien bugfix
Mon, 05 May 2008 11:14:28 -0400 Frederic Bastien bugfix
Mon, 05 May 2008 11:02:03 -0400 Frederic Bastien Automated merge with ssh://p-omega1@lgcm.iro.umontreal.ca/tlearn
Mon, 05 May 2008 10:56:58 -0400 Frederic Bastien bugfix
Mon, 05 May 2008 09:35:30 -0400 bengioy In the middle of designing TLearner
Sun, 04 May 2008 15:09:22 -0400 bengioy toying with different ways to implement learners
Sat, 03 May 2008 14:41:02 -0400 Yoshua Bengio Fixed errors raised by test_dataset
Sat, 03 May 2008 14:29:56 -0400 bengioy Coded untested ApplyFunctionDataSet and CacheDataSet
Fri, 02 May 2008 18:36:47 -0400 Joseph Turian Changed docs slightly
Fri, 02 May 2008 11:24:17 -0400 Frederic Bastien fixed test and removed print
Fri, 02 May 2008 11:10:20 -0400 Yoshua Bengio fixed the infinite loop
Fri, 02 May 2008 11:01:28 -0400 Yoshua Bengio trying to fix infinite loop
Fri, 02 May 2008 10:14:01 -0400 Frederic Bastien bugfix
Fri, 02 May 2008 09:55:38 -0400 Frederic Bastien bugfix: in MinibatchDataSet renamed the class variable fields to _fields as parent class have a function called field.
Thu, 01 May 2008 16:26:34 -0400 Frederic Bastien bugfix
Tue, 29 Apr 2008 17:45:16 -0400 Yoshua Bengio Added empty classes with doc: CachedDataSet and ApplyFunctionDataSet
Tue, 29 Apr 2008 16:09:17 -0400 Yoshua Bengio Automated merge with ssh://p-omega1@lgcm.iro.umontreal.ca/tlearn
Tue, 29 Apr 2008 15:05:12 -0400 Yoshua Bengio Efficient implementation of getitem for ArrayDataSet
Tue, 29 Apr 2008 14:40:44 -0400 Frederic Bastien Automated merge with ssh://p-omega1@lgcm.iro.umontreal.ca/tlearn
Tue, 29 Apr 2008 14:40:06 -0400 Frederic Bastien fix comment
Tue, 29 Apr 2008 13:40:13 -0400 bengioy Fixing MinibatchDataSet getitem
Tue, 29 Apr 2008 12:37:11 -0400 Frederic Bastien comments modif made by Yoshua
Tue, 29 Apr 2008 11:25:36 -0400 bengioy Test functions for dataset.py
Mon, 28 Apr 2008 13:52:54 -0400 bengioy Fixed some more iterator bugs
Mon, 28 Apr 2008 11:41:28 -0400 bengioy Corrected iterator logic errors
Fri, 25 Apr 2008 16:00:31 -0400 bengioy Testing basic functionality and removing obvious bugs
Fri, 25 Apr 2008 12:04:55 -0400 bengioy Added ArrayDataSet
Fri, 25 Apr 2008 10:41:19 -0400 bengioy replaced infinity for length by raise UnboundedDataSet and use & instead of + to concatenate datasets
Thu, 24 Apr 2008 14:46:10 -0400 bengioy Minor edits
Thu, 24 Apr 2008 13:25:39 -0400 bengioy Finished first untested version of VStackedDataset
Thu, 24 Apr 2008 12:03:06 -0400 bengioy Factored the minibatch-writing code into an iterator class inside DataSet
Tue, 22 Apr 2008 18:03:11 -0400 bengioy Rewriting dataset.py completely
Fri, 11 Apr 2008 15:46:18 -0400 bengioy Changed apply_function so that it propagates methods of the source.
Fri, 11 Apr 2008 13:08:51 -0400 bengioy Removed __array__ method from dataset, whose
Fri, 11 Apr 2008 11:14:54 -0400 bengioy Fixed dataset errors so that _test_dataset.py works again.
Wed, 09 Apr 2008 18:27:13 -0400 bengioy Working on ApplyFunctionDataSet, added constraint that
Mon, 07 Apr 2008 20:44:37 -0400 bengioy Created virtual sub-classes of DataSet: {Finite{Length,Width},Sliceable}DataSet,
Mon, 07 Apr 2008 09:48:39 -0400 bengioy Minor editions, plus adding untested ApplyFunctionDataset for GradientLearner in the works.
Thu, 27 Mar 2008 01:59:44 -0400 bergstrj Iterators extend LookupList
Wed, 26 Mar 2008 21:05:14 -0400 bergstrj more comments, looping ArrayDataSet iterator, bugfixes to lookup_list, more tests
Wed, 26 Mar 2008 18:23:44 -0400 bergstrj commenting
Tue, 25 Mar 2008 13:38:51 -0400 bergstrj comment re: ArrayDataSet.__array__
Wed, 26 Mar 2008 18:21:57 -0400 bengioy Added LookupList type in lookup_list.py and used it to keep order
Wed, 26 Mar 2008 15:01:30 -0400 bengioy Debugged (to the extent of my tests) the new version of dataset
Mon, 24 Mar 2008 16:52:47 -0400 bengioy Improving comments in dataset.py
Mon, 24 Mar 2008 15:56:53 -0400 bengioy Replaced asarray() method by __array__ method which gets called automatically when
Mon, 24 Mar 2008 13:20:15 -0400 bengioy Moved iterating counter into a FiniteDataSetIterator to allow embedded iterations and multiple threads iterating at the same time on a dataset.
Mon, 24 Mar 2008 09:04:06 -0400 bengioy Removed MinibatchIterator and instead made minibatch_size a field of all DataSets,
Sun, 23 Mar 2008 22:44:43 -0400 bengioy Added MinibatchIterator
Sun, 23 Mar 2008 22:14:10 -0400 bengioy Added test for dataset.
Sun, 23 Mar 2008 14:41:22 -0400 bengioy Added first (untested) version of ArrayDataSet
Sat, 22 Mar 2008 22:21:59 -0400 bengioy Rewrote DataSet interface and created FiniteDataSet interface.
Fri, 14 Mar 2008 11:28:08 -0400 bengioy Added statscollector and started writing dataset and learner.
Fri, 14 Mar 2008 10:07:50 -0400 bengioy Creating project for learning algorithms on top of Theano