Báo cáo khoa học: "Experience with an Easily Computed Metric for Ranking Alternative Parses" pptx

... Experience with an Easily Computed Metric for Ranking Alternative Parses George E. Heidorn Computer Sciences Department IBM Thomas ... which is itself an extended abstract for a forthcoming paper, describes a metric that can be easily com- puted during either bottom-up or top-down construction of a parse tree for ranking the desirability ... the per- formanc...

Ngày tải lên: 08/03/2014, 18:20

... reasons for syntax errors are ellipsis and unknown words. Therefore, the system should have a rapid syntax-check func- tion which can work before transmission or trans- lation and can indicate ... even greater for Japanese input: users typed either in romaji (i.e. using a standard transcription into the Roman alphabet) or in hiragana (i.e. using Japanese-syllable values for the...

Ngày tải lên: 08/03/2014, 18:20

... of the case feature cannot be instantiated 3To allow for long distance dependency, subject raising verbs must anchor an auxiliary tree, with iden- tical root and foot nodes, a VP. 4Unifying ... same rule may be used several times within a single derivation, and also the same constituent may be used within different partial analyses with features instantiated in dif- ferent way...

Ngày tải lên: 08/03/2014, 21:20

... for Saccharomyces carlsbergensis, no data available for E. coli; b value for Lupinus luteus and bovine, no data available for E. coli; c value for Paracoccus denitrificans, no data available for ... hCypA labelling were 50 l M for [ 15 N]Trp and [ 15 N]Tyr, 150 l M for [ 15 N]Ile, [ 15 N]Thr and [ 15 N]His, 0.35 m M for remaining Group II [ 15 N]amino acids, and 1m M for th...

Ngày tải lên: 16/03/2014, 18:20

... seg- menter 2 and Stanford segmenter version 2006-05- 11 3 . Both ICTCLAS and Stanford segmenters utilise machine learning techniques, with Hidden Markov Models for ICT (Zhang et al., 2003) and conditional ... Centre for High- End Computing. 10 We would like to thank the re- viewers for their insightful comments. References Satanjeev Banerjee and Alon Lavie. 2005. METEOR: An automat...

Ngày tải lên: 22/02/2014, 02:20

... subsequential transducer for the English flapping rule in 1 is shown in Figure 1; an underlying t is realized as a flap after a stressed vowel and any number of r's, and before an unstressed ... underlying forms as input and generate surface forms as output. The algorithm for learning them is an extension of the OSTIA algorithm for learn- ing general subsequential fini...

Ngày tải lên: 08/03/2014, 07:20

... dictionary is not rich enough for him. For example, for efficiency a user might prefer to use "wh" for "warehouse" and "co" for "company". Another user of the ... nominallzed form "shlpmenc" and expliclCly captures the informaclon Chac shlpmencs involve goods and reflect transacClons between companies. An *~-mple is: &apos...

Ngày tải lên: 08/03/2014, 18:20

... that the semantics of the underlying machine can be redefined rapidly in a clean and elegant way. By a careful choice of definition languages, we can use the definitions simultaneously as ... programming terms, a very tractable semantics which we can exploit in identifying an instance of an experimental implementation with a formal system definition. With the addition of the...

Ngày tải lên: 08/03/2014, 18:20

... breviated tags for INFORMREF (Inform with Reference to) andAttend-Conference, respectively. Proc in Plan2 stands for procedure. SThe words plan and action can be used interchangably. A sequence ... • When Sp-X makes an utterance that instantiates a discourse plan based on his or her domain plans and Sp-Y replies with an utterance that instantiates a discourse plan, then...

Ngày tải lên: 23/03/2014, 20:20

... substring). They have alternatives, (for instance the word TELL has an impulse to merge its object node with the "main" of either an NP or a subordinate clause). An alternative includes: ... specifies an active edge and an inactive edge that can extend it. An insertion task specifies a nondeterministie unification act, and a virtual task involves extension of...

Ngày tải lên: 09/03/2014, 01:20