2e8f3cb

Initial commit. Very early stages of algorithm development.

olavurmortensen Sep 25, 2016

a21059e

Fixed some errors.

olavurmortensen Sep 25, 2016

a9bddaa

Added online algorithm, removed batch algorithm.

olavurmortensen Sep 27, 2016

7ea76f2

Using max change instead of mean change criterion. Computing a differ…

olavurmortensen Sep 29, 2016

839a8b3

Fixed some things with var_mu. Also was passing the wrong arguments t…

olavurmortensen Sep 30, 2016

bd13c60

Added 'offline' algorithm, and notebook for experiments.

olavurmortensen Sep 30, 2016

ebc808c

Fixed log normalization. Also changed symmetric initilization of hype…

olavurmortensen Oct 9, 2016

16b26f7

Removed offline algorithm class as it is no longer necessary.

olavurmortensen Oct 9, 2016

10d2b36

Changed name of online algorithm class and file.

olavurmortensen Oct 9, 2016

c94f516

Made some changes to how the likelihood is computed.

olavurmortensen Oct 10, 2016

a1d758f

Changed the name of the online algorithm again.

olavurmortensen Oct 10, 2016

46cc8bf

Brought the offline algorithm back.

olavurmortensen Oct 10, 2016

3e53655

Working on bound computation.

olavurmortensen Oct 11, 2016

09666c4

Changed the way the data structure is prepared and how the model acce…

olavurmortensen Oct 12, 2016

a562fca

Cleaned the code up a bit. Added a simple method to get author topics.

olavurmortensen Oct 12, 2016

0de43a5

Removed some comments, mostly TODOs.

olavurmortensen Oct 12, 2016

a892564

Ran some very successful experiments on 286 documents. Offline algori…

olavurmortensen Oct 13, 2016

388a5e9

Changed the online algorithm according to all the changes that have h…

olavurmortensen Oct 14, 2016

2b2a896

Fixed mistake with mu variable.

olavurmortensen Oct 14, 2016

3756435

Fixed lambda update, multiplication by size of corpus was missing. Re…

olavurmortensen Oct 14, 2016

ed3416d

Added a loop for passing over entire corpus. Discarded use of log_nor…

olavurmortensen Oct 14, 2016

994f212

Moved bound computation out of corpus-wide loop.

olavurmortensen Oct 14, 2016

956fbd5

Updated notebook.

olavurmortensen Oct 14, 2016

40bbabf

Computing rho in a different way. Added the possibility to evaluate o…

olavurmortensen Oct 14, 2016

ed96b23

Implemented hyperparam MLE for eta and alpha in offline algo. Removed…

olavurmortensen Oct 17, 2016

a225399

Made it possible to sample a subset of documents in lambda update to …

olavurmortensen Oct 17, 2016

938daff

Now, if LDA topics are supplied lambda is not estimated at all. Added…

olavurmortensen Oct 18, 2016

b43d344

Updating notebook.

olavurmortensen Oct 19, 2016

1dc7e6a

Working on line search for hyperparam MLE.

olavurmortensen Oct 20, 2016

910c626

Made some structural changes to bound and log probability computation.

olavurmortensen Oct 20, 2016

7dbd01f

In process of updating online algo w.r.t. changes in offline algo.

olavurmortensen Oct 20, 2016

9a04533

Mostly updated the online algorithm according to changes that have be…

olavurmortensen Oct 21, 2016

b450609

Fixed a critical mistake in the online algorithm.

olavurmortensen Oct 21, 2016

d3ca917

Removed a redundancy in lambda update. Updated notebook.

olavurmortensen Nov 4, 2016

ba5ba63

Making sure that the model is evaluated after the last iteration, if …

olavurmortensen Nov 7, 2016

afa747d

Updated notebook.

olavurmortensen Nov 8, 2016

693b70b

Fixed mistake in interpolating gamma. Moved lambda update outside of …

olavurmortensen Nov 8, 2016

7783261

Working on an algorithm that tries to process each 'disjoint' set of …

olavurmortensen Nov 8, 2016

868b174

Working on a minibatch algorithm. Updated notebook.

olavurmortensen Nov 9, 2016

1cfd00f

Only updating the necessary expected log theta. Changed the name of O…

olavurmortensen Nov 11, 2016

edd5025

Implemented a new algorithm. It is 5 times faster, more memory effici…

olavurmortensen Nov 13, 2016

fafc20a

Moved all algorithms except the new online one to a 'temp' folder. Ve…

olavurmortensen Nov 15, 2016

32e750d

Changed the name of the main algorithm (and file). Made a new noteboo…

olavurmortensen Nov 15, 2016

4286e90

Cleaning up code. Removed or changed a lot of comments. Removed optio…

olavurmortensen Nov 16, 2016

12f231c

Was computing the norm of phi incorrectly, fixed that, speed-up not a…

olavurmortensen Nov 21, 2016

76764ff

Working on numerically stable phi update and bound computation. Is no…

olavurmortensen Nov 22, 2016

4cb3ee9

Made a separate file for unvectorized code and stored it in , in case…

olavurmortensen Nov 22, 2016

7c14f61

Implemented mini-batch algorithm.

olavurmortensen Nov 22, 2016

eade3e1

Some minor changes to old code.

olavurmortensen Nov 22, 2016

6fe4c0e

Updated notebook.

olavurmortensen Nov 22, 2016

1975321

In mini-batch algo, only the terms seen in the current chunk are upda…

olavurmortensen Nov 23, 2016

e4a0e4b

Updated notebook. Finally getting decent results on the entire NIPS d…

olavurmortensen Nov 23, 2016

526a3bb

Optimized phinorm computation by taking expElogbeta out of the loop.

olavurmortensen Nov 28, 2016

5ee9a95

Computing the bound more efficiently (much faster now). Now not passi…

olavurmortensen Nov 28, 2016

e0d7367

Removed unnecessary temp file. Updated notebook.

olavurmortensen Nov 28, 2016

2f621e2

Merged upstream develop branch into my feature branch.

olavurmortensen Nov 28, 2016

df11bb4

In the process of refactoring (atmodel2.py will become the new atmode…

olavurmortensen Nov 30, 2016

054d37c

Merge branch 'develop' into author-topic_model

olavurmortensen Nov 30, 2016

9d9da44

Refactoring the code. A lot left to do.

olavurmortensen Nov 30, 2016

336ff92

The refactored code now runs, converges almost exactly as the old cod…

olavurmortensen Dec 1, 2016

e5e7722

Refactoring. Various docstring and commenting. Made methods for const…

olavurmortensen Dec 4, 2016

861e81a

New refactored code now in atmodel.py. Old code is in atmodelold.py, …

olavurmortensen Dec 5, 2016

e911aed

Implemented 'continued training' (call update multiple times) and __g…

olavurmortensen Dec 7, 2016

ff7f8e6

A lot of changes. Most notably, added docstrings, and made it possibl…

olavurmortensen Dec 8, 2016

bdac93a

Added unit tests. Basically a retrofit of LDA test; some new tests, s…

olavurmortensen Dec 9, 2016

9429c0a

Updated unit tests. Fixed some mistakes. Added some tests; testing up…

olavurmortensen Dec 9, 2016

e0dc2d9

Forgot to add num_docs to ids of new authors in id2author. Some comme…

olavurmortensen Dec 9, 2016

aabc0f4

Made it possible to use serialized corpora (MmCorpus), and made unit …

olavurmortensen Dec 11, 2016

e526cbc

Removed code in unit tests that silence logging (useful when doing lo…

olavurmortensen Dec 11, 2016

8cb404f

Just removed a comment.

olavurmortensen Dec 12, 2016

6cf4e75

Reverted some changes that were made to ldamodel.py that were no long…

olavurmortensen Dec 12, 2016

94956fa

get_author_topics now takes author name instead of integer ID; change…

olavurmortensen Dec 12, 2016

ebd9679

Logging silencing again causing unit test failures. Fixed.

olavurmortensen Dec 13, 2016

bafb5ef

Updated docstring. Changed __getitem__ method.

olavurmortensen Dec 28, 2016

8cd90cf

Added a new notebook where a stackexchange dataset is used. Started w…

olavurmortensen Dec 28, 2016

ac9ecd4

Updated notebooks (just to trigger rebuild).

olavurmortensen Dec 28, 2016

aa08b49

Updated code w.r.t. comments from Lev (@tmylk).

olavurmortensen Jan 5, 2017

9ce1fd5

Updated all notebooks.

olavurmortensen Jan 5, 2017

f1f9f50

Two algorithms in 'temp' used to test the difference between blocking…

olavurmortensen Jan 5, 2017

cad8f26

Added the deepcopy again. Without it, the program can fail and the sy…

olavurmortensen Jan 5, 2017

6caefd7

Removed minimum_phi_value test (was already commented out).

olavurmortensen Jan 10, 2017

48b6c1a

Comments and docstrings. Responding to comments from Lev, and working…

olavurmortensen Jan 10, 2017

d03e020

Added the author-topic model to the API reference. Also slight change…

olavurmortensen Jan 10, 2017

7ac77b7

Added a test for gamma in persistency.

olavurmortensen Jan 10, 2017

cab716d

Removed test for single author in persistency test (test is simplifie…

olavurmortensen Jan 10, 2017

be7bddf

Removed save and load methods, using LdaModel's methods directly work…

olavurmortensen Jan 10, 2017

ffadaf1

Removed all temporary files.

olavurmortensen Jan 12, 2017

e218883

Made changes to model and test in preperation for a merge with upstream.

olavurmortensen Jan 12, 2017

7d2994f

Merge remote-tracking branch 'upstream/develop' into author-topic_model

olavurmortensen Jan 12, 2017

616a965

Modified the bound method; it was somewhat confusing, and there were …

olavurmortensen Jan 13, 2017

7f98e3a

Simplified sum in phi norm computation.

olavurmortensen Jan 13, 2017

ddfc8f7

Fixed some mistakes introduced in bound method in recent commit.

olavurmortensen Jan 13, 2017

7d03608

Updated algorithm and tests w.r.t. comments from Lev. Other changes a…

olavurmortensen Jan 14, 2017

661e7e5

Updated tutorial. Removed test notebook.

olavurmortensen Jan 14, 2017

85123c0

Updated notebook.

olavurmortensen Jan 14, 2017

91675a5

Updated tutorial.

olavurmortensen Jan 14, 2017

6d961a5

Updated tutorial (introduction).

olavurmortensen Jan 14, 2017

13fa9ee

Changes w.r.t. change requests from @tmylk, plus some other changes.

olavurmortensen Jan 16, 2017

018896c

Added the URL to view notebook in HTML to tutorial.

olavurmortensen Jan 16, 2017

a0a9832

Telling users to view the notebook in nbviewer instead. Docstring lin…

olavurmortensen Jan 16, 2017

5d6944a

Removed a fixme about tutorial link.

olavurmortensen Jan 16, 2017

8e56e9e

Fixed a small mistake in bound method.

olavurmortensen Jan 16, 2017

aecaecb

Added further explanation of tutorial goal in notebook.

olavurmortensen Jan 17, 2017