Báo cáo khoa học: "acquiring and structuring semantic information from text" pdf

... MindNet: acquiring and structuring semantic information from text Stephen D. Richardson, William B. Dolan, Lucy Vanderwende Microsoft Research One Microsoft Way ... understanding system. We consider the methodology for creating MindNet to consist of a set of general tools for acquiring, structuring, accessing, and exploiting semantic information from NL ... Encycloped...

Ngày tải lên: 17/03/2014, 07:20

... C 1 and C 2 ” if we see both “for apple and guava,” and “for orange and apple,”. 3.3.3 Retrieving concept terms We collect terms in two stages. First, we obtain “high-quality” core terms and ... grandmother) for several language pairs including Hebrew→French and Chinese→Czech. We mixed “noise” words into each list of terms 10 . These words were automatically and randomly ex- tra...

Ngày tải lên: 08/03/2014, 21:20

... distribution. The first line follows from Bayes’ rule, and the second line from the conditional independence of each keyphrase assignment x ℓ from the others, given ψ. φ d and θ k are resampled in a similar ... c d,n = 0 and c d,n = 1 within a constant of proportionality, and then sample from the normalized Bernoulli distribution. 6 Experimental Setup Data Sets We evaluate our...

Ngày tải lên: 23/03/2014, 17:20

... biosynthesis. MATERIALS AND METHODS Materials Hen egg white lysozyme was purchased from Serva, and GSSG and GSH were from Fluka. Bovine serum albumin (BSA), ovalbumin, Micrococcus lysodeikticus cell walls and dithiothreitol ... [13] and stoichiometric complexes of trigger factor and proOmpA were isolated and studied [14,15]. Trigger factor was subsequently identified as a pep...

Ngày tải lên: 31/03/2014, 09:21

... festivity and divinity which require a richer understanding of the interaction of morphology and phonology were entered into the lexicon as exceptions. The decision not to handle more complicated ... are (generally) derived from Latin whereas "#" morphemes such as #ness, #1y come from Greek and German. This historical trend is only a rough correlation and has...

Ngày tải lên: 31/03/2014, 17:20

... relevant and non-relevant documents (see (Krovetz and Croft 92)). There are no morphology routines that can currently handle the problems we encountered with inflectional variants, and it is ... on information retrieval. However, there are 1We used the Longman Dictionary as our source of information about word senses (Procter 78). "/2 also distinctions that are important...

Ngày tải lên: 31/03/2014, 21:20

... decision to focus certain parts of a sentence and not focus other parts is based on semantico- pragmatic information and in principle cannot be predicted from the lexico-syntactic structure of ... provide information about syntac- tic bracketing and labelling, and about the argument status of constituents. The pro- gramme next assigns focus structure and w/s labelling...

Ngày tải lên: 01/04/2014, 00:20

... guidebooks and portal sites provided by tour companies and governmental tourist boards are useful sources of information about travel. However, it is costly and time consuming to compile travel information ... compiling travel information is di- vided into two steps: (1) identification of travel blogs and (2) extraction of travel information from them. We explain these...

Ngày tải lên: 08/03/2014, 01:20

... (Lappin, 1996). Do so/it/that and so doing anaphora are not handled, as their resolution is dif- ferent from that of VPE (Kehler and Ward, 1999). (3) John writes plays, and Bill does novels. 2 Previous ... of sentence from Treebank as possible candidates and then eliminates them using local syntactic information in a very simple way. It searches forwards within a short range of...

Ngày tải lên: 17/03/2014, 06:20

... Geneva 5 Rue de Candolle, 1204 Geneva Switzerland Paola.Merlo@unige.ch Lonneke Van Der Plas Linguistics Department University of Geneva 5 Rue de Candolle, 1204 Geneva Switzerland Lonneke.VanDerPlas@unige.ch Abstract Semantic ... different circumstances and at different frequency bands. 5 The Combinatorics of Semantic Roles Semantic roles exhibit paradigmatic generalisa- tions — genera...

Ngày tải lên: 20/02/2014, 07:20