Commit Graph

2407 Commits

Author SHA1 Message Date
Vitor Santos Costa
99248795c9 support for learning CLP(BN) programs from Aleph 2008-11-13 09:03:53 +00:00
Vitor Santos Costa
1c334ea198 fix bad marking of attributed variables from trail. 2008-11-13 09:03:27 +00:00
Vitor Santos Costa
6920041189 fix bad size in grow stack 2008-11-13 09:02:33 +00:00
Vitor Santos Costa
297ea16dcb fix type in gprof 2008-11-05 13:28:44 +00:00
Vitor Santos Costa
3f491b8666 small fixes 2008-11-04 17:02:26 +00:00
Vitor Santos Costa
e19a8eeb87 fix case where index has no clauses. 2008-11-04 17:01:57 +00:00
Vitor Santos Costa
13fb5d5156 fix underflows when computing marginals. 2008-11-04 03:55:49 +00:00
Vitor Santos Costa
0dc7d3492d move aggregate support to aggregates. 2008-11-04 03:32:59 +00:00
Vitor Santos Costa
e19a7e6b61 include aggregate preparation in here. 2008-11-04 03:31:50 +00:00
Vitor Santos Costa
c81bc96fd0 fix EM support 2008-11-04 03:30:12 +00:00
Vitor Santos Costa
43365003dc support for EM with JT
use vel as default.
2008-11-04 03:29:11 +00:00
Vitor Santos Costa
8a9d66d001 more fixes to improve aggregate performance:
handle evidence on children and root nodes.
make graphviz call on top-level.
2008-11-04 00:46:17 +00:00
Vitor Santos Costa
f6c5d16f63 use avg CPT type.
how to deal with it is a solver problem, not an app issue.
2008-11-03 16:02:15 +00:00
Vitor Santos Costa
45df10e86d use avg cpt type. 2008-11-03 16:01:39 +00:00
Vitor Santos Costa
8938666bf5 add sum_list/3 2008-11-03 16:00:22 +00:00
Vitor Santos Costa
259313b603 fix the case when you refer a variable that does not affect the marginals. 2008-11-02 16:00:46 +00:00
Vitor Santos Costa
4490aa4bb6 predicate was not defined, so it should not be exported. 2008-11-02 16:00:19 +00:00
Vitor Santos Costa
53b8aa471c just small changes of paramters. 2008-11-02 15:59:41 +00:00
Vitor Santos Costa
941d3c3f13 EM was not checking for convergence properly. 2008-11-02 15:58:29 +00:00
Vitor Santos Costa
ac34be01b0 support for randomising or making uniform all distributions before starting EM 2008-11-01 21:09:08 +00:00
Vitor Santos Costa
4f1d7d0524 make this example a more uniform example. 2008-11-01 21:08:47 +00:00
Vitor Santos Costa
11e02be540 fixes to work with gibbs and vel. 2008-11-01 11:52:54 +00:00
Vitor Santos Costa
de79f30e45 use influences
fixes to work with EM.
2008-11-01 11:52:10 +00:00
Vitor Santos Costa
c6bb7e9dfe small interface fixes, use influences 2008-11-01 11:51:36 +00:00
Vitor Santos Costa
0ff1552370 normalise_CPT actually works on joints. 2008-11-01 11:49:38 +00:00
Vitor Santos Costa
ccbd6aea5b add new interface function to obtain key for a distribution 2008-11-01 11:48:53 +00:00
Vitor Santos Costa
4cebf98f0c fix bad variable passing
separate graph initilialisaton phase so that this can be done only once.
2008-11-01 11:47:56 +00:00
Vitor Santos Costa
08a736fea2 improve EM solver interface. 2008-11-01 11:47:17 +00:00
Vitor Santos Costa
c968576cb4 install Markov blanket analyser. 2008-11-01 11:46:08 +00:00
Vitor Santos Costa
4a2aa23c5b more CLP(BN) fixes, add softening option when computing MLE estimators. 2008-10-31 15:11:27 +00:00
Vitor Santos Costa
61f35779a0 make sure we include every vertex. 2008-10-31 14:10:57 +00:00
Vitor Santos Costa
9c1ee7ba34 add matrix_row to get a row of a matrix
fix a bit of error handling.
2008-10-31 09:47:58 +00:00
Vitor Santos Costa
aca06e16fc fix bad call to map_tree (obs from Paulo Moura). 2008-10-31 09:42:32 +00:00
Vitor Santos Costa
e66e7c86bc more fixes to use matrices in gibbs sampling. 2008-10-31 09:41:52 +00:00
Vitor Santos Costa
6408ae52ac we do not always want logarithms for CPTs. 2008-10-31 09:41:02 +00:00
Vitor Santos Costa
1d4dc2b0d7 we do not always want logarithms for CPTs. 2008-10-31 09:40:05 +00:00
Vitor Santos Costa
365f454755 use standard library for topsort. 2008-10-31 09:39:26 +00:00
Vitor Santos Costa
20e08fb549 find the variables connected with a variable, and all variables that may
affect each other.
2008-10-29 20:55:32 +00:00
Vitor Santos Costa
fa0d580faa make sure that we always consider evidence.
fix interface.
2008-10-29 20:54:15 +00:00
Vitor Santos Costa
d1db0d68ea distribution is now named through its structure, not just the main functor. 2008-10-29 20:52:56 +00:00
Vitor Santos Costa
922424abd0 new implementation of aggregates, using matrices. 2008-10-29 20:50:21 +00:00
Vitor Santos Costa
22b17b5856 new interface to display 2008-10-29 18:24:50 +00:00
Vitor Santos Costa
7cbdad30f2 be more careful about calling the solver:
- only pass variables related to the query
  - call the solver in case we have only evidence
2008-10-29 18:23:26 +00:00
Vitor Santos Costa
181e122200 try to avoid doing stack expansion so often on arena overflow 2008-10-29 18:21:41 +00:00
Vitor Santos Costa
de043e3ee9 generate an Error on memory overflow. 2008-10-29 18:19:15 +00:00
Vitor Santos Costa
67d9e0ef26 fix compilation of (V;_) where V is unbound (obs from Ingo Molnar). 2008-10-29 18:16:11 +00:00
Vitor Santos Costa
017146ee54 fix compilation of C/3 (there was a bug with .) 2008-10-29 17:58:47 +00:00
Vitor Santos Costa
d4016ce69e make -/1 fy with 200 priority, for compatibility with other Prologs (obs from Paylo Moura) 2008-10-28 11:34:19 +00:00
Vitor Santos Costa
e783a03610 fix write_strings breakage 2008-10-25 09:02:42 +01:00
Vítor Santos de Costa
1b399e3433 fix bad call to $execute in $spy 2008-10-24 14:26:44 +01:00