preparing large - scale wo3 nanowire - like structure for high sensitivity nh3 gas
preparing large - scale wo3 nanowire - like structure for high sensitivity nh3 gas
... 420 1.0 1.5 2.0 2. 5 3.0 3.5 4.0 4.5 5.0 90% (gas- to-air) ~ 13 s t 90%(air-to -gas) ~15 s t 90% (gas- to-air) ~ 16 s t 90% (gas- to-air) ~ 8s t 90%(air-to -gas) ~ 7 s t 90%(air-to -gas) ~17 s @200 o C @300 o C Response (R air /R gas ) Time ( s ) @250 o C 500 ... NH 3 gas. The response time for gas exposure [t 90%(air-to -gas) ] and that for recovery [t 90% (gas- to-air) ] were c...
Ngày tải lên: 20/03/2014, 13:06
Tài liệu Báo cáo khoa học: "Bucking the Trend: Large-Scale Cost-Focused Active Learning for Statistical Machine Translation" docx
... the Highlighted N-Gram method, or HNG, for short. HNG solicits translations only for trigger n-grams and not for entire sentences. We provide senten- tial context, highlight the trigger n-gram ... our so-far labeled data. We call an n-gram “covered” if it occurs at least once in our so-far labeled data. VG has a preference for covering frequent n-grams before covering in- frequent n-g...
Ngày tải lên: 20/02/2014, 04:20
Large-Scale Biomedical Science: Exploring Strategies for Future Research pdf
... both the ini- tiation and phase-out of a large- scale project. Careful assessment of past and current large- scale projects to identify best practices and determine whether the large- scale approach ... and retain quali- fied scientific managers and staff for large- scale projects. It can be costly and difficult for investi- gators to maintain reagents produced through large-...
Ngày tải lên: 15/03/2014, 15:20
Tài liệu Báo cáo khoa học: "Joint Feature Selection in Distributed Stochastic Learning for Large-Scale Discriminative Training in SMT" pdf
... promise of large- scale discriminative training for SMT is to scale to arbitrary types and numbers of features and to pro- vide sufficient statistical support by parameter esti- mation on large sample ... #Features devtest-nc test-nc MIRA dev-nc default 12 – 27.10 1 dev-nc default 12 25.88 28.0 dev-nc +id 137k 25.53 27.6 †23 dev-nc +ng 29k 25.82 27.42 †234 dev-nc +shape 51 25.91 28.1...
Ngày tải lên: 19/02/2014, 19:20
Tài liệu Báo cáo khoa học: "A Large Scale Distributed Syntactic, Semantic and Lexical Language Model for Machine Translation" doc
... 32.6% n-GRAM/m-SLM+m-SLM/PLSA 183 30.2% 139 30.5% (94) 31.9% n-GRAM/m-SLM+n-GRAM/PLSA 184 29.8% 137 31.5% (91) 34.1% n-GRAM/m-SLM+n-GRAM/PLSA 180 31.3% 130 35.0% — — +m-SLM/PLSA n-GRAM/m-SLM/PLSA ... TION BASELINE n-GRAM (LINEAR) 262 200 138 n-GRAM (KNESER-NEY) 244 6.9% 183 8.5% — — m -SLM 279 -6 .5% 190 5.0% 137 0.0% PLSA 825 -2 14.9% 812 -3 06.0% 773 -4 60.0% n-GRAM+m-SLM 247 5....
Ngày tải lên: 20/02/2014, 04:20
Tài liệu Báo cáo khoa học: "Inducing Gazetteers for Named Entity Recognition by Large-scale Clustering of Dependency Relations" ppt
... Soraku-gun, Kyoto, 61 9-0 289 Japan torisawa@nict.go.jp Abstract We propose using large- scale clustering of de- pendency relations between verbs and multi- word nouns (MNs) to construct a gazetteer for named ... this cor- pus, we extracted about 380 million dependencies of the form {(vt i , n i , f i )} L i . 2.3 Parallelization for Large- scale Data The disadvantage of the clust...
Ngày tải lên: 20/02/2014, 09:20
Báo cáo khoa học: "Leveraging Reusability: Cost-effective Lexical Acquisition for Large-scale Ontology Translation" potx
... This paper presents a prioritized human-in-the- loop approach to translating large- scale ontolo- gies that is fast, efficient, and cost effective. Us- ing this approach, we collected 3,000 manual ... specialized enough to manage the do- main-particular translations—or applying auto- matic techniques to large- scale parallel corpora where data sparsity poses a problem for low- frequ...
Ngày tải lên: 08/03/2014, 02:21
Review of the Need for a Large- scale Test Facility for Research on the Effects of Extreme Winds on Structures pptx
... numerical computation, wind-tunnel testing of small -scale models, wind-tunnel testing of large- scale of full -scale components, full -scale testing in the natural environment, and large- scale or full -scale testing ... small -scale models, wind- tunnel testing of large- scale or full -scale components, full -scale testing in the natural environment, and large- scale or f...
Ngày tải lên: 08/03/2014, 19:20
Báo cáo khoa học: "A System for Large-Scale Acquisition of Verbal, Nominal and Adjectival Subcategorization Frames from Corpora" pot
... RASP SUBJECT NP 1 , ADJ-COMPS PP PVAL for NP 3 , VP MOOD to-infinitive SUBJECT 3 OMISSION 1 Figure 2: Feature structure for SCF adj-obj -for- to-inf (|These:1_DD2| ... infor- mation tuned to genres and sublanguages. Such resources are critical for natural language process- ing (NLP), both for enhancing the performance of state-o...
Ngày tải lên: 17/03/2014, 04:20
facile large scale synthesis of ws2 nanotubes from wo3 nanorods prepared by a hydrothermal route
... pattern (bottom, left-hand side) and dynamically calculated ED pattern for zone [010] (bottom, right-hand side). intercalated into the vanadium oxide structure, resulting in larger d-spacings (∼ 3nm). ... properties [8–10]. Inorganic fullerene like MoS 2 nanoparticles and MoS 2 nanotubes exhibit excellent lubri- cating properties [11] and show high scope as tips for scan- ning probem...
Ngày tải lên: 19/03/2014, 16:48