Tài liệu Báo cáo khoa học: "User Edits Classification Using Document Revision Histories" pptx

... two document revisions, and user edits, which are the input for classification. An edit segment is a contiguous sequence of deleted, inserted or equal words. The difference between two document revisions ... France, April 23 - 27 2012. c 2012 Association for Computational Linguistics User Edits Classification Using Document Revision Histories Amit Bronner Informatics Institut...

Ngày tải lên: 22/02/2014, 03:20

... gives experimental analysis. Section 5 concludes the paper. 2 Hierarchical Text Classification In text classification, the documents are often rep- resented with vector space model (VSM) (Salton et al., ... hierarchi- cal classification algorithms. 1 Introduction Text classification is a crucial and well-proven method for organizing the collection of large scale documents. The predefined ca...

Ngày tải lên: 20/02/2014, 05:20

... 1997), documents are represented using a set of most important words according to a weighting measure. The most popu- lar measure of word “importance” is TF-IDF (term frequency, inverse document ... 0.1. Figure 4 shows the MAP@10 results using dif- ferent numbers of latent groups for the three fo- rums. We compare the performance using latent groups with a baseline using SVM ranking...

Ngày tải lên: 22/02/2014, 03:20

... couple the beads. Mate- rial was eluted using 100 mm glycine pH 2.5, precipitated using chloroform and methanol, separated by SDS ⁄ PAGE and visualized using silver staining, as described in Edelmann ... (EV). The P-values were calculated using a Student’s t-test. Expression of OTUB1 in infected cells is shown using anti-OTUB1 western blotting and the loading control using anti-PD...

Ngày tải lên: 16/02/2014, 15:20

... Abraham RT & Samelson LE (1999) Functional analysis of LAT in TCR-mediated signaling pathways using a LAT-deficient Jurkat cell line. Int Immunol 11, 943– 950. 102 Sommers CL, Menon RK, Grinberg ... due to their small size and dynamic nature, difficult to observe directly, they can be visualized using, for example, specific lipid probes [29] or electron microscopy [30,31]. A special type...

Ngày tải lên: 18/02/2014, 04:20

... both proteins are displayed in different colors using a molecular visualization program to display, animate and analyze large biomolecule systems using 3D graphics and built-in scripting ( VMD ... genome sequence of P. falciparum during annotation (http:// www.plasmodb.org), but detailed analysis using a bioinformatic approach revealed that the genome con- tains at least 22 full-length...

Ngày tải lên: 18/02/2014, 16:20

Ngày tải lên: 19/02/2014, 19:20

... Arabie. 1985. Comparing partitions. Journal of Classification, 2. Eric Joanis and Suzanne Stevenson. 2003. A general fea- ture space for automatic verb classification. In EACL ’03. Karin Kipper, Anna ... Collier. 2006b. Automatic classification of verbs in biomedi- cal texts. In ACL ’06. Anna Korhonen, Yuval Krymolowski, and Nigel Collier. 2008. The choice of features for classification of...

Ngày tải lên: 19/02/2014, 19:20

... a system for simultaneous and ac- curate partial parse disambiguation of multiple lan- guages. Using the pre-selected set of parses returned by the system, the treebanking process for multiple languages ... interpretation (3) leads to a grammati- cal English sentence. 2 Related Work There is no group using exactly the same approach as ours: automated parallel parse disambiguation on the b...

Ngày tải lên: 19/02/2014, 19:20

... reversed-phase HPLC using an Agilent 1100 LC system, with MS analysis carried out on a Thermoquest LCQ system with an APCI source. Standards were obtained from Matreya Inc. USA, or using previously ... Saccharomyces cerevisiae cDNA of the entire desaturase coding region was synthes- ized from T. pseudonana RNA using the SuperScript TM III RNase H – Reverse Transcriptase (Invitrogen) or...

Ngày tải lên: 20/02/2014, 01:20