Báo cáo khoa học: "Semantic Interpretation Using KL-ONE" potx

... Semantic Interpretation Using KL-ONE 1 Norman K. Sondheimer USC/Information Sciences Institute Marina del Rey, ... the work of Bobrow and Webber [Bobrow&Webber 80a, Bobrow&Webber 80b] on semantic interpretation using KL-ONE to represent knowledge. The approach is based on an extended case frame formalism ... 80b]. To achieve semantic interpretation, some well.known typ...

Ngày tải lên: 24/03/2014, 01:21

... join- ing terms achieve slightly better accuracy using the Nearest Neighbor and SVM algorithms, and very slightly worse accuracy using the neural network. Using all of the joining terms resulted in ... experimented with using three different algorithms. For the first con- dition, the attributes used by the learning algo- rithms consisted of vectors of web hits obtained using the 1...

Ngày tải lên: 20/02/2014, 12:20

... task. Classification performance using Charniak parses is about 3% absolute worse than when using Tree- Bank parses. On the other hand, argument identifi- cation performance using Charniak parses is about 12.7% ... on all tasks using hand-corrected parses and automatic parses on PropBank data. Table 2 shows the performance of the system us- ing the hand corrected, TreeBank parses (HAND)...

Ngày tải lên: 08/03/2014, 04:22

... Sense Disambiguation Using Semantic Relations and Adjacency Information Anil S. Chakravarthy MIT Media Laboratory ... to interpret nominal compounds (noun sequences). Her algorithm disambiguates noun sequences by using the dictionary to search for pre- defined relations between the two nouns; e.g., in the sequence ... the captions also helped us identify the heuristic rules necess...

Ngày tải lên: 08/03/2014, 07:20

... (±0.2%) in NPaper and BNews. Among the three ranking schemes, simply using frequency leads to the lowest precision. By contrast, using filtered frequency yields the highest precision with nevertheless ... precision largely (as an evidence, the decrease of precision is less significant when using filtered frequency than using frequency). Still, these results suggest that we just apply the...

Ngày tải lên: 17/03/2014, 04:20

... and ¨ Ozg¨ur and Radev (2009) propose scope detectors using the BioScope corpus. Councill et al. (2010) present a supervised scope detector using their own annotation. Some NLP applications deal ... have AGENT, THEME and MANNER) and their interpretation is altogether different. Note that (8, 9) do not carry any positive meaning; even though their interpretations do not contain a verbal...

Ngày tải lên: 30/03/2014, 21:20

... 2008. c 2008 Association for Computational Linguistics Semantic Role Labeling Systems for Arabic using Kernel Methods Mona Diab CCLS, Columbia University New York, NY 10115, USA mdiab@ccls.columbia.edu Alessandro ... (Vapnik, 1998) for argument boundary detection and argument classification. It is trained and tested using the pilot Arabic Propbank data re- leased as part of the SemEval 20...

Ngày tải lên: 31/03/2014, 00:20

... 2007. c 2007 Association for Computational Linguistics Semantic enrichment of journal articles using chemical named entity recognition Colin R. Batchelor Royal Society of Chemistry Thomas Graham ... semantic enrichment of journal articles with chemical structures and biomedi- cal ontology terms using Oscar, a program for chemical named entity recognition (NER). We describe how Oscar work...

Ngày tải lên: 31/03/2014, 01:20

... proteins were collected onto glass fiber filters using a cell harvester, washed with 5% trichloroacetic acid (w/v), and radioactivity was counted using a liquid scintil- lation counter. Background ... was determined by UV spectroscopy, using an extinction coefficient of 10 280 M )1 Æcm )1 [22]. AAP concentrations were also determined spectrophotometri- cally using an extinction coefficien...

Ngày tải lên: 19/02/2014, 12:20

Ngày tải lên: 19/02/2014, 19:20