a bootstrapping algorithm for automatically harvesting semantic relations

... incorrect, and ½ for partially correct. Example instances that were judged partially correct in- clude “analyst is -a manager” and “pilot is -a teacher”. The kappa statistic (Siegel and Castel- lan Jr. ... encouraged natural language process- ing researchers to develop algorithms for auto- matically harvesting shallow semantic resources. With seemingly endless amounts of textual data at our disposal, ... and Ravichandran, D. 2004. Automatically labeling semantic classes. In Proceedings of HLT/NAACL-04. pp. 321-328. Boston, MA. Pantel, P.; Ravichandran, D.; Hovy, E.H. 2004. Towards terascale...

Ngày tải lên: 08/03/2014, 02:21

... connection matrix as its input parameter includes following steps: 1. An arbitrary node (for example node a) is selected as start node. 2. A not search node adjacent to node a (for example node ... 1468617151, Iran (email: nmoslemi@nri.ac.ir , jabbasi@nri.ac.ir) A. Rabiee is with the Department of Electrical Engineering, IUST University, Tehran, Iran (email: Abdorezarabiee@yahooo.com) programming ... reliability block diagram, series-parallel simplification cannot be used and other algorithms should be searched in such cases. Some of these algorithms, which are based on finding minimum paths,...

Ngày tải lên: 03/01/2014, 19:35

... Division AAC Acquisition Advice Code ABF Availability Balance File AMC Army Materiel Command ASB Aviation Support Battalion ASL Authorized Stockage List AVIM Aviation Intermediate Maintenance AVN Aviation AWCF ... times, and reduced equip- ment availability. In many cases, maintainers who were unable to wait any longer for parts to maintain readiness had to make extra efforts to work around part availability ... stocking as many items as possible. Instead, they must balance performance goals against the realities of budget and storage capacity constraints. To manage this tradeoff, the Army uses an algorithm...

Ngày tải lên: 17/02/2014, 17:20

... IMPLEMENTATION Toshikazu Fukushima, Yutaka Ohyama and Hitoshi Miyai C&C Systems Research Laboratories, NEC Corporation 1-1, Miyazaki 4-chome, Miyamae-ku, Kawasaki City, Kanagawa 213, Japan (fuku@tsl.cl.nec.co.jp, ... developing natural lan- guage parsing accelerators, a hardware approach to the parsing speed-up (Fukushima, 1989b) -(Fukushima, 199 0a) . This paper describes a new hardware algorithm for high speed ... ha~d, Fukushima's ~Igorithm is very suitable for text with a large character set, such as Japanese (more than 5,000 different chaxacters are com- puter re~able in Japanese). This algorithm...

Ngày tải lên: 21/02/2014, 20:20

... with a minimal effort. 1 Introduction Texts that are available in two languages (bitexts) are immensely valuable for many natural language processing applications z. Bitexts are the raw ma- ... cognates and translation lexicons. Two tokens in a bitext are cognates if they have the same meaning and similar spellings. In the non- technical Canadian Hansards (parliamentary debate transcripts ... builds bitext maps one chain at a time. The search for each chain alternates between a genera- tion phase and a recognition phase. The genera- tion phase begins in a small rectangular region of...

Ngày tải lên: 17/03/2014, 23:20

... g/dl * Values > 30 U/l are suggestive of TB, but ADA is also raised in parapneumonic and malignant effusions. CXR = chest radiograph; ADA = adenosine deaminase; CRP = C-reactive protein; Hb = haemoglobin. ... (28) Table I. Baseline data for the 58 smear-negative patients (continued) Characteristic Value Adenopathy 11 (19) Infiltrate and adenopathy 5 (9) Pleural effusion/thickening and infiltrates ... This algorithm should be validated and could be modified for use by nurses in rural areas where doctors and chest radiographs are not readily available. Such algorithms could be used in the National...

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Ngày tải lên: 23/06/2014, 01:20

... eat(john, X) 'John ate' ea~: (j olin, banana) 'John ate a banana' eat(john, nice(yellow(banana))) 'John ate a nice yellow banana' The generator of Section ... operated appropri- ately despite a semantically nonmonotonic gram- mar. In addition, full information about the subject, including agreement information was available be- fore it was generated. ... generalized that work allowing for its use in both a parsing and generation mode merely by setting the values of a small number of parameters. As a method for generating natural-language expressions,...

Ngày tải lên: 17/03/2014, 20:20

... optimization of a wind farm of HAWT using GA gives a uniform grid arrangement similar that obtained by Grady et al. [2]; this is different than that obtained by Mosetti [1] who obtained a somewhat ... this paper. It is found that a uniform grid arrangement is also best in the case of a VAWT for optimal power generation. 2. Wake, power and cost modeling of a HAWT 2.1 Jensen's wake modeling ... Engineering in department of Mechanical Engineering and Materials Science at Washington University in St. Louis, MO, USA. He is a Fellow of ASME, AIAA, IEEE, and SAE. E-mail address: rka@wustl.edu...

Ngày tải lên: 05/09/2013, 17:03

... calculate the gap matrices. For a given gap matrix, we have to con- sider all the different ways that its diagram can be assembled using one or two matrices at a time. (Again, Feynman diagrams ... are energyminimizationalgorithms(Schusteretal., 1997).Whilenotasaccurateascomparative sequence analysis, these algorithms have still pro- ven to be useful research tools. Thermodynamic parameters are available ... characterized bytheTurnergroup(Freieretal.,1986).Dangling bases can also appear inside multiloop diagrams. Notice also that the coaxial diagram in equation (11) really corresponds with four new diagrams because once we allow pairing, dangling bases also...

Ngày tải lên: 12/01/2014, 22:07

... extract an error-rate in a way that doesn’t require manually tagged data. However, we also use an error-rate calculated from the CLC error tags to ob- tain an upper bound for the performance of an ... problem is viable, but the feature types are all fairly shallow, and the approach doesn’t make effi- cient use of the training data as a separate classifier is trained for each grade point. Recently, ... motivated by the fact that lexical and grammatical features should be highly discriminative for the AA task. Our full feature set is as follows: i. Lexical ngrams (a) Word unigrams (b) Word bigrams ii....

Ngày tải lên: 20/02/2014, 04:20