kr.angelov
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9d23093492
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small refactoring in the C runtime
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2012-11-12 13:05:35 +00:00 |
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kr.angelov
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a50c7c24b8
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use size_t consistently as the type for constituent indices in the C runtime
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2012-11-12 12:51:27 +00:00 |
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kr.angelov
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52255664be
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use prob_t instead of float in a few places
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2012-10-29 08:52:56 +00:00 |
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kr.angelov
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0ad2405d69
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forgot to add one #ifdef
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2012-10-25 18:37:22 +00:00 |
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kr.angelov
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9721833680
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a major refactoring in the robust parser: bottom-up filtering and garbage collection for the chart
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2012-10-25 14:42:53 +00:00 |
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kr.angelov
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18fe8af964
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now the meta probability for a category is explicitly specified in the statistical model instead of computed internally. this avoids rounding errors while computing the sum of a large number of small values.
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2012-09-24 09:37:21 +00:00 |
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kr.angelov
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bb15542a85
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in the robust parser we don't have to care about trees which yeld empty strings. this makes the parser a lot faster
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2012-09-24 09:30:20 +00:00 |
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kr.angelov
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44df7a33cf
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the C runtime now has a type prob_t which is used only for probability values
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2012-09-18 09:18:48 +00:00 |
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kr.angelov
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cd3cca4aa2
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bugfix in the C parser
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2012-09-06 14:52:19 +00:00 |
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kr.angelov
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3a352a953f
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Use a separated tag for meta productions in the robust parser. This cleans up the code a lot
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2012-06-13 05:49:30 +00:00 |
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kr.angelov
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7549a4876d
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now there is a limit of 2000000 items in the chart of the robust parser. This prevents from explosion in the memory size but it will also prevent us from parsing some sentences.
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2012-06-12 11:30:01 +00:00 |
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kr.angelov
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b765b0c054
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now the robust parser is purely top-down and the meta rules compete on a fair basis with the grammar rules
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2012-06-12 09:29:51 +00:00 |
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kr.angelov
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cab4602b62
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the viterbi probability for the epsilon categories is now updated properly
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2012-05-25 07:30:35 +00:00 |
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kr.angelov
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bd8046f23d
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another attempt to port the robust parser to MacOS
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2012-05-16 15:18:44 +00:00 |
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kr.angelov
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4aca965109
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a new unbiased statistical parser. it is still far from perfect use it on your own risk.
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2012-05-08 12:13:28 +00:00 |
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kr.angelov
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ed6a53609b
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yet another fix for parsing literals
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2012-04-18 15:50:55 +00:00 |
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kr.angelov
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c6c54f8815
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some fixes in the robust parser and a new API for literals
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2012-04-12 06:55:25 +00:00 |
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kr.angelov
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99cc07ad67
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simple cleanup in the robust parser
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2012-04-02 19:01:18 +00:00 |
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kr.angelov
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2bf3f22fac
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libpgf: a new implementation for literals which also allows custom literals. the same mechanism is now used for the metavariables
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2012-03-12 14:25:51 +00:00 |
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kr.angelov
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c1b2246fa9
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libpgf: added simple lexer
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2012-03-09 09:14:44 +00:00 |
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kr.angelov
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1da464a4cc
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libpgf: implementation for built in literal categories
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2012-03-07 16:39:29 +00:00 |
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kr.angelov
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bf81c0f77f
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libpgf: simple fix in the parser debugger
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2012-03-07 12:23:07 +00:00 |
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kr.angelov
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e871330665
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libpgf: two APIs - one for finding all parse results and another for finding the best parse result
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2012-03-07 11:00:17 +00:00 |
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kr.angelov
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791a1a17b0
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libpgf: now all concrete functions and categories are explicitly linked to their abstract counter parts
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2012-03-05 12:59:31 +00:00 |
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kr.angelov
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fdf6dd7798
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libpgf: preliminary version for the statistical ranking. we use naive statistical model with random weight for the meta variables.
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2012-03-02 19:25:01 +00:00 |
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kr.angelov
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aca0bd5ee5
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libpgf: the first prototype for the robust parser
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2012-02-29 14:43:08 +00:00 |
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kr.angelov
|
e0bf3c0a07
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libpgf: another fix in the parser debugger
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2012-02-28 16:37:12 +00:00 |
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kr.angelov
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3aa26948de
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libpgf: fix in the parser debugger
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2012-02-28 13:12:38 +00:00 |
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kr.angelov
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9604f3623a
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libpgf: pretty printing for expressions with metavaraibles
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2012-02-27 13:50:35 +00:00 |
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kr.angelov
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695c776065
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libpgf: fix in pgf_read_into_map
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2012-02-24 15:15:07 +00:00 |
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kr.angelov
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0faffc6ffd
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libpgf: simple fix in the grammar printer and the reader
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2012-02-24 13:52:21 +00:00 |
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kr.angelov
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f1d2852c4d
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libpgf: now we have both complete bottom up index for robust parsing and fast lexical lookup from the same index
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2012-02-22 21:27:54 +00:00 |
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kr.angelov
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440b208144
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libpgf: two small fixes in the parser debugger
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2012-02-22 14:06:49 +00:00 |
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kr.angelov
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831de53573
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libpgf: the map curr_lindefs must be allocated from a temporary pool
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2012-02-22 08:49:08 +00:00 |
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kr.angelov
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dc4c3d3b28
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libpgf: added index for fast lexicon lookup. Still not perfect
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2012-02-21 21:17:50 +00:00 |
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kr.angelov
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30d3fc8b4d
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libpgf: now the debugging mode for the parser is available only with compilation option.
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2012-02-18 19:30:16 +00:00 |
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kr.angelov
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0f7b3ed9f4
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libpgf: remove the now redundant field extra_ccats in PgfConcr
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2012-02-18 16:25:53 +00:00 |
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kr.angelov
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0147885e2f
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libpgf: now the linearization index is created during the grammar loading which also makes the types PgfLzr and PgfParser redundant.
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2012-02-18 16:22:40 +00:00 |
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kr.angelov
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75b724ab54
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libpgf: simplify the loading of PgfCncCat
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2012-02-17 14:26:08 +00:00 |
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kr.angelov
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1bb13787a7
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libpgf: added printer.c
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2012-02-17 14:11:29 +00:00 |
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kr.angelov
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92cbbe9173
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libpgf: switch to using callbacks and lazy prediction in the parser. this reduce the parsing time from 11 sec down to 3 sec.
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2012-01-26 12:32:26 +00:00 |
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kr.angelov
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0e05fc08d5
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libpgf: use a temporal pool for allocating the arrays in the continuation map of the parser
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2012-01-26 09:03:08 +00:00 |
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kr.angelov
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469d8cf804
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libpgf: fix a warning in reader.c
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2012-01-26 08:58:23 +00:00 |
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kr.angelov
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b62d57fd30
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libpgf: few fixes to make the loading of grammars with def rules possible
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2012-01-24 14:47:11 +00:00 |
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kr.angelov
|
5b96b55184
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libpgf: extra_ccat is now redundant and was removed
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2012-01-23 19:47:08 +00:00 |
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kr.angelov
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21dee01c9d
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libpgf: debugging framework for the parser
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2012-01-23 15:49:29 +00:00 |
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kr.angelov
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f2cfa9888e
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libpgf: the concrete categories were allocated from the temporary pool
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2012-01-23 13:43:17 +00:00 |
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kr.angelov
|
e9014902ef
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libpgf: printing of literals and flags
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2012-01-23 10:17:20 +00:00 |
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kr.angelov
|
c5b4e5388a
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libpgf: move the lindefs field from PgfCncCat to PgfCCat. display the list in the grammar printout
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2012-01-23 09:46:45 +00:00 |
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kr.angelov
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64a00dad48
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added an API for printing the PGF to human readable format
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2012-01-21 10:27:55 +00:00 |
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