a bootstrapping algorithm for automatically harvesting semantic relations
Báo cáo khoa học: "Espresso: Leveraging Generic Patterns for Automatically Harvesting Semantic Relations" docx
... 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...
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A new algorithm for enumeration of minimum cutsets of graph by branch addition
... 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,...
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Tài liệu Dollar Cost Banding - A New Algorithm for Computing Inventory Levels for Army Supply Support Activities pdf
... DivisionAAC Acquisition Advice CodeABF Availability Balance FileAMC Army Materiel CommandASB Aviation Support BattalionASL Authorized Stockage ListAVIM Aviation Intermediate MaintenanceAVN AviationAWCF ... times, and reduced equip-ment availability. In many cases, maintainers who were unable to waitany longer for parts to maintain readiness had to make extra efforts towork around part availability ... stocking as many items as possible. Instead, theymust balance performance goals against the realities of budget andstorage capacity constraints. To manage this tradeoff, the Army usesan algorithm...
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Tài liệu Báo cáo khoa học: "A HARDWARE ALGORITHM FOR HIGH SPEED MORPHEME EXTRACTION AND ITS IMPLEMENTATION" pptx
... 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...
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Báo cáo khoa học: "A Portable Algorithm for Mapping Bitext Correspondence" pptx
... 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...
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Evaluation of a diagnostic algorithm for smear-negative pulmonary tuberculosis in HIV-infected adults doc
... 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 ValueAdenopathy 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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Báo cáo khoa học: "A Semantic-Head-Driven Generation Algorithm for Unification-Based Formalisms" potx
... 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,...
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Optimal placement of horizontal - and vertical - axis wind turbines in a wind farm for maximum power generation using a genetic algorithm
... 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 MaterialsScience at Washington University in St. Louis, MO, USA. He is a Fellow of ASME, AIAA, IEEE, and SAE. E-mail address: rka@wustl.edu...
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A dynamic programming algorithm for RNA structure
... calculate the gapmatrices. For a given gap matrix, we have to con-sider all the different ways that its diagram can beassembled using one or two matrices at a time.(Again, Feynman diagrams ... areenergyminimizationalgorithms(Schusteretal.,1997).Whilenotasaccurateascomparativesequence analysis, these algorithms have still pro-ven to be useful research tools. Thermodynamicparameters are available ... characterizedbytheTurnergroup(Freieretal.,1986).Danglingbases can also appear inside multiloop diagrams.Notice also that the coaxial diagram in equation (11)really corresponds with four new diagrams becauseonce we allow pairing, dangling bases also...
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Tài liệu Báo cáo khoa học: "A New Dataset and Method for Automatically Grading ESOL Texts" pdf
... extract an error-rate in a way that doesn’t requiremanually tagged data. However, we also use anerror-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 allfairly shallow, and the approach doesn’t make effi-cient use of the training data as a separate classifieris trained for each grade point.Recently, ... motivated by the fact thatlexical and grammatical features should be highlydiscriminative for the AA task. Our full feature setis as follows:i. Lexical ngrams (a) Word unigrams(b) Word bigramsii....
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