transitive closure of dependency relations

... using features obtained from the tran- sitive closure of dependency relations. The method yields a model capable of matching events with an F-measure of 66.5%. 1 Introduction Question answering ... By using the transitive closure of the dependency relation, we believe that—especially in the face of a small data set—we have struck a balance between the represen- tative power of dependencies ... “resigns” is root of event. Figure 2: Types of dependency features. Example features are for e = ”Abdul Halim Khaddam resigns as Vice President of Syria” and s = ”The resignation of Khaddam was...

Ngày tải lên: 20/02/2014, 09:20

... large amount of dependency relations in Web documents. To our knowledge, no one else has performed this type of clustering on such a large scale. Wikipedia also produced a large gazetteer of more ... for storing only a part of classes C l , i.e., 1/|P | of the parame- ter matrix, where P is the number of cluster nodes. This data splitting enables linear scalability of mem- ory sizes. However, ... and, in terms of execution speed, may 4 Acknowledgements: This corpus was provided by Dr. Daisuke Kawahara of NICT. 5 To be precise, we need two copies of these. 6 Each node has a copy of the training...

Ngày tải lên: 20/02/2014, 09:20

... al., A prospective observational study of the relationship of critical illness associated hyperglycaemia in medical ICU patients and subsequent development of type 2 diabetes Critical Care 2010, ... root of hospital acquired hyperglycaemia and in the long term lead to development of diabetes. Although the incidence of hospital acquired hypergly- caemia differed between the three subgroups of ... cited. Research A prospective observational study of the relationship of critical illness associated hyperglycaemia in medical ICU patients and subsequent development of type 2 diabetes Ivan Gornik* 1 ,...

Ngày tải lên: 25/10/2012, 10:02

Ngày tải lên: 11/09/2013, 11:44

... (5) (6) Relationship Characteristics Relationship Yes/No Relationship (Yes) -0.006*** (.001) Relationship Length Relationship <2years 0.014*** (.001) 0.011*** (.001) Relationship ... number of observations corresponds to the number of approved loan applications. All variables are proxies for the existence and scope of bank-borrower relationships: (1) existence of a relationship ... subsamples of relationships versus non-relationship borrowers 15 and find significant differences. While the average default rate is 0.6% for relationship borrowers, it is 1.6% for non-relationship...

Ngày tải lên: 16/02/2014, 06:20

... 143 SUCCESS IN PUBLIC RELATIONS Anthony J. Russo, Ph.D. 153 THE ART AND SCIENCE OF PUBLIC RELATIONS Thomas L. Amberg 171 CRITICAL ELEMENTS OF SUCCESS IN PUBLIC RELATIONS Robyn M. Sachs ... values. Public relations is, therefore, not only a matter of communication, but also a matter of behavior. Communications Capital TM All business professionals know that the value of a corporation ... insight into the situation, regardless of the amount of available information. The events of Tuesday, September 11, 2001, have changed the definition of leadership unalterably. As much as that...

Ngày tải lên: 16/02/2014, 10:20

... x. By relating the sum of the scores of all possible trees to counting the number of spanning trees in a graph, it can be shown that Z x is the determinant of the Kirchoff matrix K, which is ... marginal probability of a particular edge k → i (i.e. y i =k), the score of any edge k  → i such that k  = k is set to 0. The determinant of the resulting modi- fied Kirchoff matrix K k→i is then the sum of ... complex- ity of non-projective data-driven dependency parsing. In Proc. of IWPT, pages 121–132. Ryan McDonald, Koby Crammer, and Fernando Pereira. 2005. Online large-margin training of dependency parsers....

Ngày tải lên: 20/02/2014, 07:20

... of parent node in dependency tree. c-word: word of child node. p-pos: POS of parent node. c-pos: POS of child node. p-pos+1: POS to the right of parent in sentence. p-pos-1: POS to the left of ... parent of x j . T = {(x t , y t )} T t=1 denotes the training data. We follow the edge based factorization method of Eisner (1996) and define the score of a dependency tree as the sum of the score of ... Linguistics Online Large-Margin Training of Dependency Parsers Ryan McDonald Koby Crammer Fernando Pereira Department of Computer and Information Science University of Pennsylvania Philadelphia, PA {ryantm,crammer,pereira}@cis.upenn.edu Abstract We...

Ngày tải lên: 20/02/2014, 15:20

... semantics of spatial relationship symbols right -of, below, and in- front -of are defined similarly. Notice that these relationship symbols right -of, below, and in-front- of are actually duals of left -of, ... E x to denote the subset of all “x” relationships that are in E . For example, if E = {A left -of B, B left -of C, A outside C}, then E left -of = {A left -of B, B left -of C }, E outside = {A outside ... pair of contradictory spatial relationships. The time required by it is at most a constant multiple of the time to compute the transitive reduction of a graph or to compute the transitive closure...

Ngày tải lên: 07/03/2014, 14:20

... “dress” relations. Although both relations differ in terms of the total number of it- erations and harvested items, the overall behavior of the learning curves is similar. Learning starts of very ... selectional restrictions of a large class of semantic relations. The principal contribution of the paper is to demonstrate that this kind of pat- tern can be applied to almost any kind of se- mantic relation, ... the ar- guments and the supertypes of a diverse set of semantic relations from the Web. We evaluate the performance of our algo- rithm on multiple semantic relations ex- pressed using “verb”,...

Ngày tải lên: 07/03/2014, 22:20

... difficulty of decision in the annotation of fine-grained semantic relations. 2 While the first gold standard dataset of verb pairs was annotated out of context, we constructed a second gold standard of ... understudied in the field of corpus-based learning of semantic relations. Machine learning methods have been previously applied to deter- mine semantic relations such as is-a and part -of, also succession, ... classification of fine-grained verb semantic relations, such as similarity, strength, antonymy, enablement and happens-before. For the task of entailment recognition, learning of en- tailment relations...

Ngày tải lên: 07/03/2014, 22:20

... right in his description of "that fearful deed, half of policy, half of vengeance, which has stamped the name of William with infamy", not very many of the victims of his cruelty can have ... semblance of significance to the war, which really degenerated into a series of border raids, one of which was of unusual importance. Henry had no intention of seriously prosecuting the claim of homage, ... earldom of Ross, which was claimed by Donald (himself a grandson of Robert II) in right of his wife, a member of the Leslie family. The "assertor of Celtic nationality" was thus the son of...

Ngày tải lên: 08/03/2014, 00:20

... paths of each pair is calculated by employing Dynamic Time Warping algorithm. The input of the cal- culation is correlations between dependency re- lations, which are estimated from a set of train- ing ... to measure path correlations. The measure requires relation correlations Cor(r 1 , r 2 ) as inputs. We apply a statistical method to estimate the relation correlations from a set of training path ... with MiniPar (Lin, 1994), a fast and robust parser for grammatical dependency relations. Then, we ex- tract relation paths from dependency trees. Dependency relation path is defined as a struc- ture P =<...

Ngày tải lên: 08/03/2014, 02:21

... selection of co-occurrences is part of the lexical pro- cess, in other words, if there are reasons not to choose a co- occurrence because of the presence of modifiers or because of stylistics ... item L, called the key word of F, with a set of lexical items F(L)-the value of F. (Mel'6uk, 1988) 4 We focus here on syntagmatic LFs describing co- occurrence relations such as pay attention, ... showed ways of minimizing the acquisition costs, by 1) using lexical rules as a way of expanding co-occurrences, 2) taking advantage of the LSF inheritance hierarchy. The main advantage of our...

Ngày tải lên: 08/03/2014, 06:20

Ngày tải lên: 16/03/2014, 12:11

... that lacks the ability of domain closure. Structural origin of the increased stability of the closed conformation In the structures of the two closed ternary complexes of Thermotoga maritima ... interactions of PGK Coincidence of calorimetric and fluorimetric heat transitions of wild-type PGKs reflects domain co-operativity To test the extent of domain–domain coupling during thermal unfolding of ... largest stability is characteristic of the native ternary complex and is abolished in the case of a chemically modified inactive form of PGK, the domain closure of which was previously shown to be...

Ngày tải lên: 16/03/2014, 18:20

Ngày tải lên: 16/03/2014, 20:20

Ngày tải lên: 17/03/2014, 00:20

Ngày tải lên: 17/03/2014, 06:20

Ngày tải lên: 17/03/2014, 07:20