automatic acquisition of named

Ngày tải lên: 08/03/2014, 04:22

... The completeness of the output list increases monotonically with the total number of occurrences of each verb in the corpus. False positive rates are one to three percent of observa- tions. ... architecture of the system, and that of this pa- per, directly reflects the three challenges described above. The system consists of three modules: 1. Verb detection: Finds some occurrences of verbs ... is evaluated in terms of efficiency and accuracy. The most useful estimate of effi- ciency is simply the density of observations in the corpus, shown in the first column of Table 3. The SF...

Ngày tải lên: 20/02/2014, 21:20

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Ngày tải lên: 01/04/2014, 00:20

... actual enforcement of these policies. Many of our design decisions were influenced by the lack of verifiable enforcement mechanisms for certain security phenomena. An example of this is Denial of Service ... provide required by policies. Often it suffices to reason about connectivity to analyze availability of services to groups of users. For instance, instead of modeling all the details of a file server, we ... environment. This generally leads either to over or under management of resourses. One of the specific goals of this work is management of security configurations in networks that span multiple administrative domains...

Ngày tải lên: 14/02/2014, 16:20

... on the acquisition of early literacy skills. Relatively few provided any hard data in terms of measures of the literacy achievement of students, or data that would allow for any analysis of the relationships ... relating to the acquisition of reading and the effectiveness of different approaches to the teaching of reading, and the implications of this research for teaching practice. The most recent of these ... aspects of their social or psychological development (including the possibility of unintended negative effects). The application of a new set of standards requiring evidence of the efficacy of any...

Ngày tải lên: 17/02/2014, 06:20

... Drug Application ORA Office of Regulatory Affairs ORO Office of Regional Operations OSD Office of the Secretary of Defense PB pyridostigmine bromide PEO Program Executive Officer PHSA Public Health ... Acquisition of Drugs and Biologics for CBW Defense cals (drugs), and the protection of personnel by immunization, mainly by vaccines. The objective of the U.S. Department of Defense (DoD) in the acquisition ... full spectrum of research, development, clinical trials, production, acquisition, issues of medical indications of use, and postimplemen- tation surveillance. It was once said of the ancient...

Ngày tải lên: 17/02/2014, 11:20

... 19 References, 20 2 OUTSOURCING OF MANAGEMENT FUNCTIONS 21 Brief History of Federal Facilities Acquisition, 21 Roles of Federal Agencies in Facilities Acquisition, 24 General Facility Acquisition Process, ... subject of this report was approved by the Governing Board of the National Research Council, whose members are drawn from the councils of the National Academy of Sciences, the National Academy of ... one or more of the role(s) of owner, user, or provider of facilities. Finding. Key factors in determining successful outcomes of outsourcing deci- sions include clear definitions of the scope...

Ngày tải lên: 19/02/2014, 16:20

... Statistics of the BioScope corpus. The 2nd and 3d columns show the total number of cues within the datasets; the 4th and 5th columns show the percentage of negated and spec- ulative sentences. 70% of ... neighboring identical siblings of type *scope* or * are replaced by a single node of the corresponding type. Figure 3 shows an example of this transformation. (a) The children of nodes JJ/NN/NN are pruned ... children (starting from the root of the subtree) to the rule pattern subtree. Nodes of type *scope* and * match any number of nodes, similar to the semantics of Regex Kleene star (*). 5 Results As...

Ngày tải lên: 20/02/2014, 04:20

... sequence of Colloc(ations), each of which consists of a sequence of Words. sible for an adaptor grammar to generate a sentence as a sequence of collocations, each of which con- sists of a sequence of ... Journal of Child Language, 12:271–296. Karin M¨uller. 2001. Automatic detection of syllable boundaries combining the advantages of treebank and bracketed corpora training. In Proceedings of the ... expands to each of the 50 dis- tinct phonemes present in the Brent corpus. This grammar defines a Sentence to consist of a sequence of Words, where a Word consists of a sequence of Phonemes. The...

Ngày tải lên: 20/02/2014, 09:20

... Extraction of Japanese Named Entity 2.1 Task of the IREX Workshop The task of NE extraction of the IREX workshop (Sekine and Eriguchi, 2000) is to recognize eight NE types in Table 1. The organizer of ... experiments of extracting Japanese named entities from IREX corpus and NHK corpus show the effective- ness of the proposed method. 1 Introduction It is widely agreed that extraction of named entity (henceforth, ... Chunking of Named Entities It is quite common that the task of extracting Japanese NEs from a sentence is formalized as a chunking problem against a sequence of mor- 1 The organizer of the IREX...

Ngày tải lên: 20/02/2014, 09:20

... ex- amples of the previous section. From the point of view of bag -of- word methods, the pairs (T 1 , H 1 ) and (T 1 , H 2 ) have both the same intra-pair simi- larity since the sentences of T 1 and ... head of constituents. The example of Fig. 1 shows that the placeholder 0 climbs up to the node governing all the NPs. 5.3 Pruning irrelevant information in large text trees Often only a portion of ... t, the set of its nodes N (t), and a set of anchors, we build a tree t  with all the nodes N  that are anchors or ancestors of any anchor. Moreover, we add to t  the leaf nodes of the original...

Ngày tải lên: 20/02/2014, 12:20

... the polarity of words There are some works that discuss learning the po- larity of words instead of sentences. Hatzivassiloglou and McKeown proposed a method of learning the polarity of adjectives ... are not in the resources. 458 (1) kono software-no riten-ha hayaku ugoku koto this software-POST advantage-POS T quickly run to The advantage of this software is to run quickly. (2) ketten-ha jikan-ga ... subjective adjectives from a set of seed adjectives. The idea is to automatically identify the synonyms of the seed and to add them to the seed adjectives (Wiebe, 2000). Riloff et al. proposed a bootstrapping...

Ngày tải lên: 20/02/2014, 12:20