Tài liệu Báo cáo khoa học: "Evaluation challenges in large-scale document summarization" doc

... for as- sessing therelative decrease in retrieval performance when indexing summaries instead of full documents. The idea behind it is similar to (Sparck-Jones and Sakai, 2001). In that experiment, ... a corpus of doc- uments D i , a search engine ranks all documents in D i according to their relevance to the query Q. If instead of the corpus D i , the respective summaries of all docu...

Ngày tải lên: 20/02/2014, 16:20

... but it should be borne in mind by those linguists who are seriously interested in developing machine translation as a concrete reminder that, for every increase in linguistic analytic complexity, ... a feminine def- inite article or as a feminine accusative pro- noun. We assume that la has already been monolingually placed within a set of monolin- gual grammatical systems, inclu...

Ngày tải lên: 19/02/2014, 19:20

... dialogues, we distinguish between task level goals and plans (e.g., investing, traveling), and communicative level inten- tions and speech acts (e.g., explaining, re- questing information) [2,6,11]. ... (sentence 14). In the case of inconsistent values (sentence 20), a subplan is inserted for explaining why the value is inconsistent and asking the user to change something in order...

Ngày tải lên: 22/02/2014, 10:20

... but with a feeling of uncertainty as to whether it was the intended interpretation. Subjects in the first study judged the sentences in paragraphs. It was intended as a preliminary to judg- ... finding that mixing the types of translations during judging affects both types of translations, while loss of context in a paragraph affects only machine trans- lations, is hardly surprisi...

Ngày tải lên: 19/02/2014, 19:20

... experts. 1 Introduction 1 Most natural language processing (NLP) systems are designed to work on certain specific domains and porting them to other domains is often a very time- consuming and ... absence of pairs of words in them. Their approach involves filling in a YES-NO contingency table based on whether a pair of words (adjectives, in their case) is classified in the sa...

Ngày tải lên: 20/02/2014, 22:20

... carcinomas; IAP, inhibitor of apoptosis protein; JNK, c-Jun NH 2 -terminal kinase; KIP, kinase inhibitor proteins; MEK, MAPK ⁄ ERK kinase; MKK, MAPK kinase; MKP-1, mitogen-activated protein kinase ... Japan Introduction The epidermal growth factor receptor (EGFR) is com- posed of an extracellular ligand-binding domain, a transmembrane domain and an intracellular tyrosine kinase domain. The bi...

Ngày tải lên: 16/02/2014, 09:20

... (2008) Mapping alpha-helical induced folding within the intrinsically dis- ordered C-terminal domain of the measles virus nucleo- protein by site-directed spin-labeling EPR spectroscopy. Proteins 73, ... B, Finet S & Longhi S (2005) The intrinsically disordered C-terminal domain of the measles virus nucleoprotein interacts with the C-terminal domain of the phosphoprotein via two distinct...

Ngày tải lên: 18/02/2014, 04:20

... cell interactions are necessary for extravasation, a process during which rolling leukocytes dock to the luminal membrane of endothelial cells via interactions between selectins, chemokines and integrins. ... integrins. After docking to the vessel wall, leukocytes extend their processes toward interen- dothelial junctions to search for abluminal chemokine cues. Chemokine–chemokine receptor in...

Ngày tải lên: 18/02/2014, 11:20

... blood vessels in various tissues and organs, including the brain, is regulated by the VEGF system in combination with other signaling systems such as the angiopoietin–Tie, ephrin–Eph, Delta–Notch ... family members. By contrast, a pathological increase in the blood supply in the CNS is seen in brain tumors, in particular malignant gliomas. In phase II clinical trials, anti-VEGF...

Ngày tải lên: 18/02/2014, 11:20

... for t-PA-induced intracranial bleeding in mouse models of focal stroke [37]. In this model, co-treatment with the broad-spectrum MMP inhibitor GM6001 effectively reduced intracranial bleeding. More recently, ... metalloproteinases, their inhibitors, and laminin in stroke patients: in uence of different therapies. Stroke 34, 2165–2170. 26 Gu Z, Kaul M, Yan B, Kridel SJ, Cui J, Strongin...

Ngày tải lên: 18/02/2014, 11:20