efficient technique for retrieval

... g's structure completes this represen- tation: Structure is at least as essential for tree retrieval as label information. 1Due to lack of space, we cannot present our ex- tension of treegram ... ables, the index has to contain all matching treegrams for that subtree. (c) It is quite expensive to intersect the tree sets T(DB, g) for all treegrams g contained in the query q. VENONA ... the structure of word forms, feature terms should be used 1. (2) VENONA deals only with treegrams of a maximal degree d; if a tree is of greater degree, it will be transformed automati- cally...

Ngày tải lên: 17/03/2014, 23:20

... A Technique for Practising Conditional Sentences Galina Kavaliauskiene This technique aims at teaching learners to personalize target ... narrations or dialogues. If learners are reluctant to produce information referring to themselves, they are welcome to volunteer information on somebody they know well enough to be interested in ... neighbor, a classmate, etc. In order to maximize classroom opportunities for interaction, the activities can be transformed into 'question-answer' dialogues between pairs or small...

Ngày tải lên: 06/09/2013, 11:10

... A Technique for Practising Conditional Sentences Galina Kavaliauskiene This technique aims at teaching learners to personalize target ... narrations or dialogues. If learners are reluctant to produce information referring to themselves, they are welcome to volunteer information on somebody they know well enough to be interested in ... neighbor, a classmate, etc. In order to maximize classroom opportunities for interaction, the activities can be transformed into 'question-answer' dialogues between pairs or small...

Ngày tải lên: 06/09/2013, 11:10

... algorithms. We give the first O(n 4) results for the natural formalism of bilexical context-free grammar, and for AI- shawi's (1996) head automaton grammars. For the usual case, split head automaton ... Collins's O(nh)). Our dynamic programming techniques for cheaply attaching head information to deriva- tions can also be exploited in parsing formalisms other than rewriting systems. The ... having the form A + a, where A E VN, a E (VN U VT)*. If every production in P has the form A -+ BC or A + a, for A,B,C E VN,a E VT, then the grammar is said to be in Chomsky Normal Form (CNF)....

Ngày tải lên: 20/02/2014, 19:20

... Integrated Cultivation Technique for Lipid Production Microbial lipids production via integrated technique was performed by oleaginous yeast and microalgae. each strain was performed in 4000mL Erlenmeyer ... Integrated Cultivation Technique for Lipid Production Microbial lipids production via integrated technique was performed by oleaginous yeast and microalgae. Cultivation of was performed in 4000mL ... yeast for used as potential feedstock for biodiesel production and the capture of CO 2 emissions from the yeast fermentation stage [4, 5]. In conclusion, we present a cultivation technique for...

Ngày tải lên: 21/02/2014, 10:20

... this technique. The indexing technique can be simply and efficiently implemented without any special requierments for the formalism used. Based on it, Millies (1990) has implemented tests for ... implemented in a simple and efficient way without any special requierments for the formalism used. Hence, the indexing technique has a wide spectrum of applications for testing command relations ... special cases of definitions 1.1 and 1.2 for the property of being a set of maximal projections. Before I formulate the general command definition in a formal way, I will now quote some other...

Ngày tải lên: 22/02/2014, 10:20

... Stanford University. Pollard, C. J. and Sag, I. (1988) An Information-Based Approach to Syntax and Semantics : Volume 1 Fundamentals. Stanford, Ca. : Center for the Study of Language and Information. ... Association for C omputatio- nalLinguistics, Stanford University, Stanford, Ca., 6-9 July, 1987. Zeevat, H. (1986) A Specification of InL. Internal ACORD Report. Edinburgh, Centre for Cognitive ... on the basis of the order of the sub-formulae corresponding to the scoping opera- tors, InL' formulae which differ only wrt the order of their sub-formulae are said to be semantically...

Ngày tải lên: 08/03/2014, 18:20

... translations for large do- mains. Hence, in many applications, post-editing 'The author is now affiliated with the Information Science Institute, University of Southern California, och@isi.edu . of ... is an optimal heuristic function in the spirit of A* search. Hav- ing this information, we can compute efficiently for each node n in the graph the best successor node S (n): S(i) = ar g max ... human user and compute the corresponding extension. For the practicability of this approach, an efficient maximization in Eq. 3 is very important. For the human user, a response time larger than...

Ngày tải lên: 08/03/2014, 21:20

... thunderstorm indices for their particular regions, such as studies of Schultz (1989) for Colorado, Jacovide and Yonetani (1990) for Cyprus, Huntrieser (1997) for Switzerland, Yonetani for Kanto (Japan), ... latter procedure to conduct the forecast equation for Noi Bai region. This forecast process is shown in Fig. 3. The best forecast equation Fig. 2. The ... Thunderstorm forecast technique for Noi Bai Airport Tran Tan Tien*, Nguyen Khanh Linh, Cong Thanh, Le Quoc Huy, Do Thi Hoang Dung College of Science, VNU Received 2 June 2008; received in revised form...

Ngày tải lên: 14/03/2014, 15:20

... with homozygous for the thalassemia-1 SEA type will develop toxemia of pregnancy. An investigation of the thalassemia-1 SEA type is therefore essential for carrier couples and for prenatal diagnosis ... were submitted to the laboratory for the blinded study. Informed consent was obtained from the subjects. The study conformed to the Chinese ethical guidelines for human and animal research, and ... were performed using an ABI Prism 5700 ther- macycler (Applied Biosystems, Foster City, Calif). PCR conditions were 94  C for 10 min followed by 38 cycles of 94  C for 20 s, 65  C for 30 s,...

Ngày tải lên: 23/03/2014, 22:20

... the perfor- mance of the Matrix Pencil Method, particularly the Total Forward–Backward Matrix Pencil Method, and the Fou- g(i D t) Å ∑ K mÅ1 A m e j2p f m iDt ; rier Transform Technique for high-resolution ... TFBMPM perfor- estimation limits. For example, for the worst case, mance as a function of SNR and f 2 0 f 1 . Figure 12 and for f 2 0 f 1 Å 0.070 Hz, the threshold is between has been obtained for ... Transform Tech- In order to simplify the notation, Eq. (2.3) will be nique, which is a straightforward implementation of rewritten as the Fourier Transform. The root mean squared error for both...

Ngày tải lên: 26/03/2014, 00:29

... routine I refer to in Chapter 3 before you carry out these exercises certainly helps towards your understanding of the techniques. Describing a Movie This technique is great at tackling specifics, ... hydrated by drinking a glass of water before you begin, remove your glasses and watch, and switch off your mobile phone. (Refer to Chapter 6 for more information on what can interfere with EFT ... anxiety or discomfort. While you’re focusing on your future, if you run into any difficulty, imagine that you have EFT there to help you. This technique can be a great comfort to some people. ...

Ngày tải lên: 26/03/2014, 18:26

... of applying the technique to a set of twenty one Russian sentences indicate that the technique can be successful in about 90% of the cases. The technique can easily be adapted for use by a computer. ... (of)LAYER/LAMELLA (of) (to /for) (by/with/as) LINE (of)THIN-CRUST(s) HOW/AS/BUT (of) (to /for) (by/with/as) FOSSILIZED (of)(to /for) - (by/with/as) ALGAE/WATER-PLANT * (of)(to /for) - ALGAE-COLONY; * ... marginal frequency measures for the ten groups obtained by using Equation (4). For example, for Group III, (8) p (III) =0.5 + 2.0 + 2.8 + 0.5 = 5.8 The figures of merit for the different target...

Ngày tải lên: 30/03/2014, 17:20

... uni- form criteria for syntax, semantics and pragmat- ics. Hopefully, several techniques, independently developed in these areas, e.g., stochastic parsing, example-based/corpus-based techniques ... example-based/corpus-based techniques for word sense/structural disambiguation, etc., will be us- able for better cost assignment. Probability will also be a key technique for the cost assignment (Charniak ... The subscript $c of a formula A represents the cost of assuming formula A. A is easy to as- sume when c is small, while A is difficult to as- sume when c is large. For instance, the cost...

Ngày tải lên: 31/03/2014, 06:20

... word classes. With the notation I for the number of iterations needed for conver- gence, B for the number of word bigrams, M for the number of classes and V for the vocabulary • • . , • • • ... is met: FOR EACH word e: FOR EACH class E: [Determine the change of LP((E, 9v), rig) if e is moved to E. Move e to the class with the largest improvement. FOR EACH 'word f: FOR EACH ... mono-lingually classes for the target language (English) and afterwards optimizing classes for the source language (Eq. (11) and Eq. (12)). For EUTRANS-I we used 60 classes and for EUTRANS-II we...

Ngày tải lên: 31/03/2014, 21:20

Ngày tải lên: 28/04/2014, 10:11

Ngày tải lên: 18/06/2014, 16:20

Ngày tải lên: 18/06/2014, 22:20

Ngày tải lên: 20/06/2014, 01:20