cascaded finite state models
Báo cáo khoa học: "A Cascaded Finite-State Parser for German" pot
... cas-caded finite- state parser (Abney, 1997).For the tagging approach, the effects ofchoosing different representations of de-pendency tuples are investigated. Per-formance of the finite- state ... representations by distinguishing lowerbound performance (random choice of a parse)ADJ165A Cascaded Finite- State Parser for GermanMichael SchiehlenInstitute for Computational Linguistics, University ... (10,400 tokens) which was notannotated independently.5 ConclusionThe paper presents a cascaded finite- state parserincorporating some degree of underspecification.The idea is that such syntactically...
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Báo cáo khoa học: "A Cascaded Finite-State Parser for Syntactic Analysis of Swedish" potx
... Roche, E. 1996. Parsing with Finite- State Trans- ducers, http://www.merl-com/reports/TR96- 30. Visited 12/03/99. Roche, E. and Schabes, Y., editors, 1997. Finite- State Language Processing, ... The regular expressions are translated into finite- state automata, and the union of the automata yields a single, determin- istic, finite- state, level recognizer, (Abney, 1996). Moreover, ... tions of the models presented. It seems to us that Swedish language researchers are satisfied with the description and, apparently, the imple- mentation on a small scale of finite- state meth-...
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Báo cáo khoa học: "cdec: A Decoder, Alignment, and Learning Framework for Finite-State and Context-Free Translation Models" potx
... rescoring models that depend on sequential con-text include distance-based reordering models or Markov fea-tures in tagging models. ing models need not be explicitly represented asFSTs—the state ... languagewords. For SCFG models and sequential tag-ging models, a node also corresponds to a sourcespan and non-terminal type, but for word-basedand phrase-based models, the relationship to ... beengenerated, any non-coaccessible states (i.e., statesthat are not reachable from the goal node) are re-moved and the resulting structure is rescored withlanguage models using a user-specified intersec-tion/pruning...
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Tài liệu Báo cáo khoa học: "A Finite-State Model of Human Sentence Processing" docx
... observations that finite state machinesmight accurately account for psycholinguistic re-sults to some degree. The current study providesmore concrete answers to what finite state machineis relevant ... ourstudy that it is worthwhile, for the sake of clarityand explicit testability, to consider models that aresimpler and more precisely specified than thoseassumed by dominant theories of human ... garden-path52AcknowledgmentsThis project was supported by the Cognitive Sci-ence Summer 2004 Research Award at the Ohio State University. We acknowledge support fromNSF grant IIS 0347799.ReferencesS. Bangalore and...
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Tài liệu Báo cáo khoa học: "Integration of Speech to Computer-Assisted Translation Using Finite-State Automata" pdf
... (Brown et al., 1993), three alignment models are described that include fertility models, theseare IBM Models 3, 4, and 5. The fertility-basedalignment models have a more complicated struc-ture ... engine.In this paper, we study the incorporationof MT models and ASR models usingfinite -state automata. We also proposesome transducers based on MT models forrescoring the ASR word graphs.1 IntroductionA ... (MT) models are employed to take intoaccount the source text for increasing the accuracyof automatic speech recognition (ASR) models. Related WorkThe idea of incorporating ASR and MT models was...
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Tài liệu Báo cáo khoa học: "Parameter Estimation for Probabilistic Finite-State Transducers∗" doc
... Markov models with finite state supervision. In A. Kornai, ed., Extended Finite State Models of Language. Cambridge University Press.Emmanuel Roche and Yves Schabes, editors. 1997. Finite- State ... Probabilistic Finite- State Transducers∗Jason EisnerDepartment of Computer ScienceJohns Hopkins UniversityBaltimore, MD, USA 21218-2691jason@cs.jhu.eduAbstractWeighted finite -state transducers ... noisy-channeldecoding,1including classic models for speechrecognition (Pereira and Riley, 1997) and machinetranslation (Knight and Al-Onaizan, 1998). More-over, once the models are expressed in the finite- state framework,...
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Báo cáo khoa học: "Automated Essay Scoring Based on Finite State Transducer: towards ASR Transcription of Oral English Speech" docx
... ed-it distance from state 0 to state j, and the cost(i,j) isthe cost of insertion, deletion or substitution from s-tate j to state i. The equation means the minED of state i can be computed ... of state i can be computed by the accumulated minED-cost of state j in the phase p. The state j belongs tothe have-been-calculated state set {X0,. . . ,Xp−1} inphase p. In phrase p, we compute ... transcription for all the to-be-calculated states which is the Xpshown in Fig-ure 4. After computing all the phrases, the best pathand its edit distances of the end states are obtained.Then the final...
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Báo cáo khoa học: "Automatic Sanskrit Segmentizer Using Finite State Transducers" pdf
... awra.As the figure depicts, 0 is the start state and 4 isthe final state. Each transition is a 4-tuple <c, n,i, o> where c is current state, n is the next state, i is the input symbol and o is ... FST transition tabledo3: if next state is a final state then4: for all rules where I is the last characterof first word do5: S = next state from the start state onencountering X;6: Y = first ... concatena-tion. In such cases, if the input string is not ex-hausted, but the current state is a final state, we goback to the start state with the remaining string asthe input.885.1.1 ResultsThe performance...
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Báo cáo khoa học: "FINITE-STATE APPROXIMATION OF PHRASE STRUCTURE GRAMMARS" pdf
... quence of a start state, reading states, a crossover state, prefinal states, and a final state. The excep- tion to this is a path accepting the empty string, which has a start state, possibly ... reading states), states with e-transitions entering and leaving them (prefinal states), and states with terminal transitions entering them and e-transitions leaving them (cr0ssover states). ... sequence of G-transitions leading to the final state [$' * S.]. Hence ~" has the following kinds of states: the start state, the final state, states with terminal transitions entering...
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Báo cáo khoa học: "PARALLEL MULTIPLE CONTEXT-FREE GRAMMARS, FINITE-STATE TRANSLATION SYSTEMS, AND POLYNOMIAL-TIME RECOGNIZABLE SUBCLASSES OF LEXICAL-FUNCTIONAL GRAMMARS" docx
... q0, R) where (1) Q is a finite set of states, (2) ~ is an input ranked alphabet, (3) A is an output alphabet, (4) q0 E Q is the initial state, and (5) R is a finite set of rules of ... 1969) takes a tree as an input, starts from the initial state with its head scanning the root node of an input. Ac- cording to the current state and the label of the scanned node, it transforms ... of the scanned node, it transforms an input tree into an output tree in a top-down way. A finite state translation system (fts) is a tree transducer with its input domain being the set of...
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Báo cáo khoa học: "Automatic Induction of Finite State Transducers for Simple Phonological Rules" pptx
... have chosen to represent rules as subse- quential finite state transducers. Subsequential finite state transducers are a subtype of finite state transduc- ers with the following properties: ... destination state After the process of merging states terminates, a deci- sion tree is induced at each state to classify the outgoing arcs. Figure 9 shows a tree induced at the initial state of ... Destination State: 0 2: Output: [ ], Destination State: 1 prim-stress ix+ 1 2 On end of string: Output: nil, Destination State: 0 Figure 9: Decision Tree Before Pruning: The initial state of...
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Báo cáo khoa học: "THE REPRESENTATION OF CONSTITUENT STRUCTURES FOR FINITE-STATE PARSING" pdf
... languages can be assigned to them by finite- state parsers that op- erate by identifying constituents as quickly as possible. We call this the Efficient Finite- State Parser Hypothesis. The four ... the affixed strings associated with the expressions of L2 can still be assigned to them by a finite- state parser. The added complexity involved in interpreting E2* results from the fact that ... acceptable sentences of a na- tural language in a manner which enables them to be parsed by a finite- state device, and which also predicts the way in which (at least) certain ex- pressions with...
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Báo cáo khoa học: "Robust, Finite-State Parsing for Spoken Language Understanding" pdf
... parser for spontaneous speech that is at once both robust and finite- state. It is called PROFER, for Predictive, RO- bust, Finite- state parsER. Currently PROFER accepts a transcript as input. ... removed. Each initial state of a sub-net is assumed into its par- ent state which is equivalent to item-set for- mation in that parent state (Figure 7 left-side). Each final state of a sub-net ... begins the FSM always starts at state 0:0 (i.e., net 0, start state 0) and tra- verses an arc labeled by the top-level net name to the 0:1 state (i.e., net 0, final state 1), as il- lustrated...
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Báo cáo khoa học: "A STOCHASTIC FINITE-STATE WORD-SEGMENTATIONAL GORITHM FOR CHINESE" docx
... poorer than that of Chang et al., yet based on their published examples, our 71 A STOCHASTIC FINITE- STATE WORD-SEGMENTATION ALGORITHM FOR CHINESE Richard Sproat Chilin Shih William Gale AT&T ... University Cambridge, MA 02138 nchang@das, harvard, edu Abstract We present a stochastic finite- state model for segment- ing Chinese text into dictionary entries and produc- tively derived ... Foreign Names: ~i~::,,~ bu4- lang 3-shi4-wei2-ke4 'Brunswick'. We present a stochastic finite- state model for seg- menting Chinese text into dictionary entries and words derived via the...
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Báo cáo khoa học: "Semitic Morphological Analysis and Generation Using Finite State Transducers with Feature Structures" pot
... Non-concatenative finite -state morphotactics of Amharicsimple verbs. ELRC Working Papers, 2(3).Jan Amtrup. 2003. Morphology in machine translationsystems: Efficient integration of finite state trans-ducers ... SoundPattern of English. Harper and Row, New York.Yael Cohen-Sygal and Shuly Wintner. 2006. Finite- state registered automata for non-concatenative mor-phology. Computational Linguistics, 32:49–82.Ann ... and read from(Cohen-Sygal and Wintner, 2006). Because it canremember relevant previous states, a “finite -state registered transducer” for template morphologycan keep the root and pattern separate...
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- finite time thermodynamics
- software life cycle models
- finite element fem and boundary element models bem
- generation using finite state transducers
- automatic induction of finite state transducers
- extended finite state approach
- a cascaded finite state parser for german
- generating finite state transducers for semi structured data extraction from the web pdf
- generating finite state transducers for semi structured data extraction from the web
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