a comparison of two suffix tree based document clustering algorithms

... the parse tree A parse tree path can be described as a sequence of transitions up and down a parse tree from the Figure An example dependency parse, with a parse tree path from the predicate ate ... for applications where lots of training data is available Discussion Annotated corpora of linguistic phenomena enable many new natural language processing applications and provide new means for ... Natural Language Learning (CoNLL 2005 shared task), Ann Arbor(MI), USA Palmer, Martha, Dan Gildea and Paul Kingsbury 2005 The Proposition Bank: An Annotated Corpus of Semantic Roles, Computational...

Ngày tải lên: 20/02/2014, 12:20

... The Acutrak screw has a head diameter of 4.1 mm and a tip diameter of 4.0 mm The variable thread pitch causes the screw to advance through the two bone fragments at different rates, causing gradual ... Dias JJ, Dhukaram V, Abhinav A, Bhowal B, Wildin CJ: Clinical and radiological outcome of cast immobilization versus surgical treatment of acute scaphoid fractures at a mean follow-up of 93 months ... reason that the Acutrak screw provided greater final compression than the Synthes system may relate to the thread pattern The Acutrak is a fully threaded design that generates a large amount of...

Ngày tải lên: 20/06/2014, 04:20

... ha–1 y–1 Albania Austria Belgium Bosnia Bulgaria Belarus Croatia Czech Republic Denmark Estonia Finland France Germany Greece Hungary Iceland Ireland Italy Latvia Lithuania Macedonia Netherlands ... boreal, temperate and Mediterranean average annual temperature anomaly (relative to 1961 to 1990 average) and variation in atmospheric CO2 concentration from EuroBiota input climate data Legend text ... Van Oijen Table I Comparison of methodology and complexity of EFM and Biota models EFM Model type Biota Deterministic, Deterministic, spatial, non-spatial, pool -based pool -based No State variables...

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Ngày tải lên: 09/08/2014, 04:20

... corpora and vocabulary Understanding the relationship among document, sentence and term spaces also has practical importance The size and nature of text corpora has changed dramatically since the ... Experimental Design Our goal in this paper is to compare and contrast language models based on a document with those based on a sentence and term event spaces We considered several of the corpora from ... Stemming algorithm (Porter, 1980) to identify terms The inverted index was stored in an Oracle 10i database Journal ACHRE4 ANCHAM BICHAW BIPRET BOMAF6 CGDEFU CMATEX ESTHAG IECRED INOCAJ JACSAT JAFCAU...

Ngày tải lên: 17/03/2014, 04:20

... paragraph as important, and the other sentences as not important We included this approach merely as a simple baseline 2.2 Word -based approaches Word -based approaches to summarization are based ... sentence rankings than the paragraph -based approach provides NoParagraph mean rank correlation coefficient WithParagraph 0.6 0.5 0.4 0.3 0.2 0.1 MSWord Luhn tf.idf MarcuAvg MarcuMin MarcuMax in-degree ... data Conclusion The goal of this paper was to evaluate the results of three different kinds of sentence ranking algorithms and one commercially available summarizer In order to evaluate the algorithms, ...

Ngày tải lên: 17/03/2014, 06:20

... a composition operation called adjoining (or adJunction) which composes an auxilia~ tree ~ with a tree ~ • ~t tree with a node labeled X and let ~ ~ an auxiliary tree ~th the root labeled X also ... 6 {a, b} P } also cannot be generated by a TAG The fact that TAG's cannot generate L2 and L3 is important, because it shows that TAG's are only slightly more powerful than CFG's The way TAG's acquire ... terminal string of some initial tree and wg,l ~ i ~ m, the terminal string of the [-th auxiliary tree, assuming t h e r e are m auxiliary trees Thus w is a linear combination of the length of the...

Ngày tải lên: 24/03/2014, 01:21

... the above procedure was repeated nine more times by leaving out a different tenth of data as testing data and different nine-tenths of the data as training data Finally, the average estimate ... adding an extra layer of feature selection on top of both the SVM and C4.5 decision tree algorithms was advantageous in both the hybrid and wrapper -based methods Additionally, in a pharmacogenomics ... using the two proposed feature selection approaches As indicated in Table 3, the average values of AUC for the SVM prediction models of linear, polynomial, sigmoid, and Gaussian radial basis function...

Ngày tải lên: 18/06/2014, 15:20

... statistical analyses, interpreted the data and drafted the manuscript MD participated in the design of the study, interpreted the data and drafted the manuscript AN participated in the design of ... study and interpreted the data BBB participated in the coordination of the study and helped to draft the manuscript All authors read and approved the manuscript Additional material 15 16 17 18 Additional ... that had calculated lumbar load for the sum of daily patient transfer activities We found higher figures of lumbar load in nursing home staff and at the same time back disorders were significantly...

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... Serodiagnosis of Human Brucellosis Clinical And Diagnostic Laboratory Immunology 2003;4:612-5 Ordun A, Almaraz A, Prado A, Purıfıcacıo M, Gutıerrez N, Garc a- Pascual A, Duen A, Cuervo M, Abad R, ... Philadelphia: WB Saunders Co 1992: 1513-21 http://www.medsci.org Int J Med Sci 2011, 432 Casaoa MA, Navarroa E, Solerab J Evaluation of Brucellacapt for the diagnosis of human brucellosis Journal ... one another was investigated statistically In a comparative study conducted by Prado et al (6), immuncapture agglutination test (Brucellacapt), SAT and Coombs anti-Brucella test were compared...

Ngày tải lên: 25/10/2012, 10:56