Báo cáo khoa học: "EM Can Find Pretty Good HMM POS-Taggers (When Given a Good Start)∗" docx

... context as the average probability of a tag given any of the words appearing in that context, and similarly the probability of a tag given a word is the averaged probability of that tag in all the ... esti- mates based on tag trigram and bigram counts (ig- noring the tag-word annotations). This small seed initialization (InitTrans) has a great impact on ac- curacy. Overall, we rea...

Ngày tải lên: 31/03/2014, 00:20

... present a generic discriminative phrase pair extraction frame- work that can integrate multiple features aiming to identify correct phrase translation candidates. A sig- nificant deviation from ... such as Model-1 can be applied in the same way. This fea- ture function quantitatively captures the goodness of phrases. During phrase pair ranking, it can help to move upward phrases that...

Ngày tải lên: 08/03/2014, 01:20

... & Greger R (1999) Carbachol activates a K + channel of very small conductance in the basolater- al membrane of rat pancreatic acinar cells. Pflugers Arch 438, 597–603. 34 Bleich M & Warth ... important regulator of KCNQ1 and other K V channels. Results Characterization of KCNE4 antibody A rabbit polyclonal antibody raised against a C-termi- nal epitope of human KCNE4 was characte...

Ngày tải lên: 18/02/2014, 17:20

... Phrase translation and transliteration is important for cross-language tasks. For example, Knight and Graehl (1998) describe and evaluate a multi-stage machine translation method for back transliterating ... to prepare the training data. 3 Method To find translations for a given term on the Web, a promising approach is automatically learning to extract phrasal translations o...

Ngày tải lên: 19/02/2014, 19:20

... 45th Annual Meet- ing of the Association for Computational Linguis- tics, pages 848–855. Association for Computational Linguistics. Andrew Kehler, Douglas Appelt, Lara Taylor, and Aleksandr Simma. ... Conference on Empir- ical Methods in Natural Language Processing and Very Large Corpora (EMNLP 99). Niyu Ge, John Hale, and Eugene Charniak. 1998. A statistical approach to anaphora resolution...

Ngày tải lên: 22/02/2014, 02:20

... (Burlington, Canada); Oil Red O, Harris hematoxylin, polyornithine and laminine from Sigma (Oakville, Canada); formalin from Fisher Scientific (Nepean, Canada); Alamar blue reagent from Biosource (Montreal, ... scintillation vials containing scin- tillation liquid (ScintiSafe Plus 50%, Fisher Scientific Canada, Ottawa, Canada). Radioactivity was counted 24 h later, using a liquid scintillatio...

Ngày tải lên: 07/03/2014, 00:20

... col- lect candidates from large text corpora and then frequency- or statistics-based evidence or associa- tion measures yield scores indicating to what de- gree a candidate qualifies as a term or a colloca- tion. ... Experiments 3.1 Qualitative Criteria Because various metrics assign a score to the can- didates indicating as to what degree they qualify as a collocation or term (or...

Ngày tải lên: 31/03/2014, 01:20

... non-intercepted medication errors (potential and actual errors), the CPOE system was associated with fewer errors, a finding they repeatedly stress. When they examined major medication errors, however, ... complexity of medication prescribing error Shulman and colleagues assign medication errors into a 12 category schema that illuminates the many types of medication prescribing errors and...

Ngày tải lên: 25/10/2012, 10:39

... abnormalities [summarized in Table 1] were absent or present and, if an abnormality was present, whether it was judged to be an 'old' or 'new' finding). In case an abnormality was worsening, ... 27 Data are expressed as means ± standard deviation, unless stated otherwise. APACHE, Acute Physiology and Chronic Health Evaluation; ICU, intensive care unit; IQR, interquartile...

Ngày tải lên: 25/10/2012, 10:39

... AYRAAYTCRWRBCCYTTCCA RPE6 5a- Fwd NM_200751 GCGGCCGCCACCATGGTCAGCCGTTTTGAACAC RPE6 5a- Rev GATATCTTATGGTTTGTACATCCCATGGAAAG RPE65c-Fwd NM_001113653 GCGGCCGCCACCATGGTCAGCCGTCTTGAACAC RPE65c-Rev AAGCTTCTAAGGTTTGTAGATGCCGTGGAG RPE6 5a ... CCTTTGACATCGCAAGTGGATCA RPE65c GSP-Fwd NM_001113653 TTGAGGTGACAGACAATTGCCT RPE65c GSP-Rev TCTTTGACTTCTCAAACTGATCG RPE6 5a- His-Fwd NM_200751 GCGGCCGCCACCATGCA...

Ngày tải lên: 14/02/2014, 14:20