Báo cáo khoa học: "Locating noun phrases with finite state transducers" pdf

... consulting a database of proper nouns. We describe noun phrases composed of a proper noun and/or a description of a hu- man occupation. They are formalized by finite state transducers (FST) and ... Locating noun phrases with finite state transducers. Jean Senellart LADL (Laboratoire d'automatique documentaire ... first case, non trivial occurrences of noun ph...

Ngày tải lên: 31/03/2014, 04:20

... compose with the word, may compose with it in a unique way, or may com- pose with the word in several ways. Each of the suc- cessful compositions produces a finite state recog- nizer with brackets ... Association for Computational Linguistics Arabic Language Modeling with Finite State Transducers Ilana Heintz Department of Linguistics The Ohio State University Columbus, OH he...

Ngày tải lên: 31/03/2014, 00:20

... decorates the final states of its fi- nite state transducer handling Sanskrit morphol- ogy with the possible sandhi rules. However, it is still not clear how one can prioritize various splits with this ... awra. As the figure depicts, 0 is the start state and 4 is the 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 i...

Ngày tải lên: 07/03/2014, 22:20

... Probabilistic Finite- State Transducers ∗ Jason Eisner Department of Computer Science Johns Hopkins University Baltimore, MD, USA 21218-2691 jason@cs.jhu.edu Abstract Weighted finite -state transducers ... de- velopment cycle in natural language engineering. 2 Transducers and Parameters Finite- state machines, including finite -state au- tomata (FSAs) and transducers (FSTs), are a kind...

Ngày tải lên: 20/02/2014, 21:20

... concepts per noun phrase in each category. The distribution shows that most noun phrases are unambiguous, but a small number of noun phrases have a large num- ber of senses. In many cases, these noun phrases 576 are ... of noun phrases matching ≥ 1 Freebase concept divided by 100, the total number of noun phrases. Sense recall is the re- ciprocal of the average number of...

Ngày tải lên: 30/03/2014, 21:20

... of noun phrases (maximal noun phrases, minimal noun phrases and ordinary noun phrases) are defined first. Maximal noun phrases are those noun phrases which are not contained in other noun phrases. ... a noun phrase may be both a maximal noun phrase and a minimal noun phrase. Ordinary noun phrases are noun phrases with no restrictions. Take (17) as...

Ngày tải lên: 31/03/2014, 06:20

... Limited work has been done on nouns and noun phrases. In our work, we used the feature-based opinion mining model, and we found that in some domains nouns and noun phrases that indicate product ... cases, these nouns are not subjective but objective. Their involved sentences are also objective sentences and imply positive or negative opinions. Identifying such nouns and noun...

Ngày tải lên: 20/02/2014, 05:20

... which combines the estimates from data-sparse states of the complex model and the estimates in related data-rich states of the simpler models with a weighted average. In our HMMs, we first ... probability calculated with Formula 9 and x=E i /S i (E i is the number of words appearing only once in state i and S i is the total number of words occurring in state i). For unknown...

Ngày tải lên: 20/02/2014, 15:20

... finding a maximal 1-1 matching over phrases is NP-hard (DeNero and Klein, 2008). With ITG, it is relatively easy to allow contigu- ous many-to-one alignment blocks without added complexity. 3 This ... behavior of phrases such as in spite of or in front of that are rendered as one word in Chinese. For Chinese blocks, these features cap- ture the behavior of phrases containing classifier...

Ngày tải lên: 17/03/2014, 01:20

... tablet', either with or without coreference, and paste it onto the anchor something, obtaining two possible outcomes: Remove a tablet from the foil and swallow it [with coreference] Remove ... created with WYSIWYM was converted into a logical formula for submis- sion to the inference engine; it was web-delivered — the user interface was written as a JAVA applet communicating w...

Ngày tải lên: 17/03/2014, 22:20