log

age author description
Tue, 24 Aug 2010 17:01:09 -0400 James Bergstra added sgd_updates to gd/sgd.py. Modif mcRBM to use it.
Tue, 24 Aug 2010 16:51:53 -0400 James Bergstra added the image_patches dataset used in RanzatoHinton2010
Tue, 24 Aug 2010 16:00:08 -0400 James Bergstra mcRBM - removed container logic that was redundant with global methods
Tue, 24 Aug 2010 15:50:14 -0400 James Bergstra mcRBM - made sampler a global function
Tue, 24 Aug 2010 15:28:13 -0400 James Bergstra mcRBM - cleaned up new_from_dims
Tue, 24 Aug 2010 14:54:41 -0400 James Bergstra mcRBM - removed old train_mcRBM cut-and-paste
Tue, 24 Aug 2010 14:54:25 -0400 James Bergstra mcRBM - cleaned up hmc_sampler
Tue, 24 Aug 2010 14:52:09 -0400 James Bergstra mcRBM - it works and committing it is taking forever... lets try this approach
Tue, 24 Aug 2010 14:12:53 -0400 James Bergstra mcRBM - cleaned up expected hidden unit function
Tue, 24 Aug 2010 14:08:24 -0400 James Bergstra mcRBM - moved contrastive_gradient to global function
Tue, 24 Aug 2010 14:03:07 -0400 James Bergstra mcRBM - cleaned up the preactivation function
Tue, 24 Aug 2010 14:02:29 -0400 James Bergstra mcRBM - moved some things to the top of the file
Tue, 24 Aug 2010 13:54:29 -0400 James Bergstra mcRBM - comment to as_shared
Tue, 24 Aug 2010 13:53:29 -0400 James Bergstra mcRBM - removed numpy_project_onto_ball
Tue, 24 Aug 2010 13:51:26 -0400 James Bergstra mcRBM - removed references to dropped 'P' matrix
Tue, 24 Aug 2010 13:50:26 -0400 James Bergstra mcRBM - added notes to leading comment
Mon, 23 Aug 2010 16:06:23 -0400 James Bergstra image-tiling - better error reporting
Mon, 10 May 2010 00:27:02 -0400 James Bergstra merge
Mon, 10 May 2010 00:26:48 -0400 James Bergstra added help message to glviewer
Thu, 15 Apr 2010 10:08:57 -0400 James Bergstra added __str__ to early Stopper
Mon, 23 Aug 2010 16:05:31 -0400 James Bergstra mcRBM - hacks to driver
Mon, 23 Aug 2010 16:04:31 -0400 James Bergstra mcRBM - particles initialized w randn instead of rand()
Mon, 23 Aug 2010 16:04:10 -0400 James Bergstra mcRBM - changed init of U to match M'A.R's code
Mon, 23 Aug 2010 16:03:38 -0400 James Bergstra mcRBM - added extra free_energy param
Mon, 23 Aug 2010 16:02:34 -0400 James Bergstra mcRBM - put softplus in directly for num. stability
Mon, 23 Aug 2010 16:02:02 -0400 James Bergstra mcRBM - added L1 penalties and normal sign convention to contrastive grad
Mon, 23 Aug 2010 15:59:40 -0400 James Bergstra mcRBM - added numpy import
Mon, 23 Aug 2010 15:59:21 -0400 James Bergstra mcRBM - adding math and comments
Mon, 23 Aug 2010 15:54:54 -0400 James Bergstra image_patches - return centered data by default
Mon, 23 Aug 2010 15:54:19 -0400 James Bergstra typo in image_tiling
Fri, 20 Aug 2010 15:29:13 -0400 James Bergstra image_tiling - added dynamic_range parameter to avoid amplifying noise
Fri, 20 Aug 2010 15:28:28 -0400 James Bergstra image_patches - returning image stack in conventional order
Fri, 20 Aug 2010 13:58:56 -0400 James Bergstra adding algorithms/mcRBM, but it is not done yet
Fri, 20 Aug 2010 13:58:41 -0400 James Bergstra adding algorithms/sparse_coding
Fri, 20 Aug 2010 09:31:39 -0400 James Bergstra merge
Fri, 20 Aug 2010 09:31:24 -0400 James Bergstra fixed saving in image_tiling.py to work for greyscale and colour images
Fri, 20 Aug 2010 09:30:34 -0400 James Bergstra datasets - added olshausen_field data loaders, and an image_patches
Fri, 20 Aug 2010 09:29:30 -0400 James Bergstra work on pca file
Fri, 20 Aug 2010 09:28:54 -0400 James Bergstra Moved stopper to gd/ module
Fri, 20 Aug 2010 09:28:39 -0400 James Bergstra Removed algorithms/minimizer - old and useless code.
Fri, 20 Aug 2010 09:27:59 -0400 James Bergstra Moved sgd to gd/ module
Thu, 19 Aug 2010 14:44:15 -0400 James Bergstra Removed old examples/ submodule
Thu, 19 Aug 2010 12:01:30 -0400 James Bergstra added doc to dataset_ops protocol
Thu, 19 Aug 2010 12:00:35 -0400 James Bergstra Added root __init__ docstring
Thu, 19 Aug 2010 12:00:18 -0400 James Bergstra Adding sampling module
Thu, 19 Aug 2010 11:54:12 -0400 James Bergstra Removed lib module
Thu, 19 Aug 2010 11:53:52 -0400 James Bergstra Added 'preprocessing' module
Thu, 19 Aug 2010 11:53:19 -0400 James Bergstra Moving sgd to a new 'gd' pylearn module, where it should be joined by TONGA
Wed, 18 Aug 2010 13:00:19 -0400 James Bergstra added comments and image-rendering code to cifar-10
Wed, 18 Aug 2010 12:59:47 -0400 James Bergstra tweaks to image_tiling
Mon, 16 Aug 2010 10:39:36 -0400 gdesjardins merge
Mon, 16 Aug 2010 10:38:55 -0400 gdesjardins Toy dataset used in Desjardins et al. (AISTATS 2010).
Thu, 12 Aug 2010 09:45:14 -0400 Frederic Bastien small addition
Wed, 11 Aug 2010 21:32:31 -0400 Yoshua Bengio additions to formulas, data access, hyper-params, scripts
Wed, 11 Aug 2010 14:35:57 -0400 James Bergstra additions to v2_planning
Wed, 11 Aug 2010 13:16:51 -0400 James Bergstra merge
Wed, 11 Aug 2010 13:16:05 -0400 James Bergstra merge
Fri, 16 Jul 2010 14:20:48 -0400 James Bergstra shared/layers/sgd removed cruft
Wed, 11 Aug 2010 08:54:13 -0400 James Bergstra v2_planning.txt
Mon, 21 Jun 2010 15:47:30 -0400 Yoshua Bengio merge