Báo cáo khoa học: "Dialect Classification for online podcasts fusing Acoustic and Language based Structural and Semantic Information" pot

... June 2008. c 2008 Association for Computational Linguistics Dialect Classification for online podcasts fusing Acoustic and Language based Structural and Semantic Information Rahul Chitturi, ... selection), semantics and acoustic space MFCC based Acoustic GMM Classifier Text Audio N-Gram Classifier LSA Classifier Language Classifier Online...

Ngày tải lên: 23/03/2014, 17:20

... selection is made at random. Answers for both systems are then classified by hand into three categories based upon their “director.” See Fleischman and Hovy (2002) for techniques useful ... instance, and the pattern’s overall orthography. The most powerful of these features examines an Ontology in order to exploit semantic information about the concept’s head. This seman...

Ngày tải lên: 08/03/2014, 04:22

... MORPHEX handled 60% of OOVs and added 230 phrases per OOV; SPELLEX handled 100% of OOVs and added 343 phrases per OOV; DICTEX handled 73% of OOVs and added 11 phrases per OOV; and TRANSEX handled ... (Popovi ´ c and Ney, 2004) and Arabic (Sadat and Habash, 2006). We are interested in the specific task of online OOV handling. We will not consider solu- tions that game precision...

Ngày tải lên: 31/03/2014, 00:20

... nominals (i.e. nouns, proper nouns and adjectives) and verbs inflect for gender: mascu- line (M) and feminine (F ), and for number: sin- gular (S), dual (D) and plural (P ). These fea- tures are ... lemma only; and the gender and number features to the inflected forms. Default form -based gender and number are provided. As for rationality, adjec- tives receive a default N...

Ngày tải lên: 07/03/2014, 22:20

... The T m values obtained for the native enzyme and for the samples incubated with EGTA and EDTA differ by 2 °C and 1 °C, respectively. In addition, whereas the native and EDTA samples show the ... dif- fer between the endo- and exo-arabinanases highlighted in different colours: blue for BsArb43B, magenta for BsArb43A, green for ABN- TS, dark grey for AbnB, red for exo-A...

Ngày tải lên: 15/03/2014, 23:20

... conformation, this closed state is probably the thioester-forming confor- mation [13]. Although similar digest patterns were observed for the apo- and holo-forms of A–PCP we cannot rule out a potentially ... C-terminal PCP (steps 1 and 2 in Fig. 1A and see Fig. S1A for representative structures of the different conformations) [12–15]. These three conformations include an open confor...

Ngày tải lên: 29/03/2014, 08:20

... an unsupervised approach based on rule -based opinion target detecting and unsupervised clustering techniques. The system is open source and is freely available for download. An online demo of the system ... MemeTube (Li et al., 2011), a sentiment -based system for analyzing and display- ing microblog messages; and C-Feel-It (Joshi et al., 2011), a sentiment analyzer for m...

Ngày tải lên: 16/03/2014, 20:20

... document sentiment classification can be generally categorized into lexicon -based and corpus -based. Lexicon -based methods usually involve deriv- ing a sentiment measure for text based on senti- ment ... for Chinese sentiment classification, but also for various sentiment analysis tasks in other different languages. Though pilot studies have been performed to make use of...

Ngày tải lên: 30/03/2014, 23:20

... capricious reasons. End of life treatment decisions that only prolong discomfort and death are usually emotional and based on unrealistic expectations. I explore some of those reasons in this ... intensive care unit. Available online http://ccforum.com/content/9/4/317 Abstract When patients or their families rarely request inappropriate end of life care in the ICU for capricious rea...

Ngày tải lên: 25/10/2012, 10:45

... library that was then used as a standard to develop instruments for glycan structural analysis, such as a mass spectrometer -based glycan sequencer and lectin microarray -based glycan profiler. In 2006, ... high sensitivity and accuracy, the lectin microarray system is the best tool for a ‘cell profiler’, and it is expected to be applicable for selection of cancer-specific lectin...

Ngày tải lên: 16/02/2014, 08:20