Báo cáo khoa học: "A comparison of the CAM-ICU and the NEECHAM Confusion Scale in intensive care delirium assessment: an observational study in non-intubated patients" pps

... drafted the manuscript, and participated in discussing the results and revising the article. LB participated in designing and coordinating the study, discussing the results, and revis-ing the article. ... ME assisted in the statistical analysis and par-ticipated in discussing the results and revising the article. MJS,ST, and LMS-B participated in discussing the results and revising the article. ... Assessment Method for the Intensive Care Unit (CAM-ICU) and the Neelon and Champagne (NEECHAM) Confusion Scale showed comparable incidence rates of intensive care delirium: 19.8% and 20.3%, respectively....

Báo cáo khoa học: "A Comparison of Document, Sentence, and Term Event Spaces" potx

... were ranked by the number of times they occurred in a corpus, then the terms of interest would lie within the center of the ranked list (Luhn 1958). Figures 2D, E and F show the standard ... abstracts and the lan-guage used in the body of a document. For ex-ample, authors may use general language in an 603Proceedings of the 21st International Conference on Computational Linguistics and ... journal and language model combination using the binning method proposed in (Adamic, 2000). Figures 3A-C show the actual frequencies, and the power law fit for the each language model in just...

Báo cáo khoa học: "A Comparison of Head Transducers and Transfer for a Limited Domain Translation Application" pptx

... correspond to the relation labels of the arcs to the left and right of the node. In other words, they are the dependency relations between w and the dependents of w to its left and right. The possible ... having iden- tical sublanguage domain and test data, and using similar automata for analysis in the transfer system and transduction in the transducer system. Another justification is that it ... use of both positive and negative instances of performing a task. Here we take a positive instance to be the derivation of a "'correct" translation, and a negative instance the...

Báo cáo khoa học: "A comparison of five indirect methods for characterizing the light environment in a tropical fores" pptx

... positiverelationship between logging intensity and PAI, and anegative relationship between logging intensity and the sky openness, DIFN and PARint.Table VI shows the analysis of variance of light vari-ables ... transects: T0 is the transect on the control plot, T2 is the transect in treatment 2, and T3 is the transect in treatment 3.Not surprisingly then, the instruments succeeded in discriminating contrasted ... 20 m in old-growth stands and 10 m in second-growth stands in Costa Rica. The viewing an -gle of the instrument, light heterogeneities such as sunflecks [7] that can be more or less minimized...

Báo cáo khoa học: "A comparison of daily representations of canopy conductance based on two conditional timeaveraging methods and the dependence of daily conductance on environmental factors" ppsx

... precipitation than in the for-mer study, and a deeper root system than in the latter study, could explain the lack of a clear seasonal pattern in GC,day within the growing season ... state canopy and stemcharacteristics and their effects on calcu-lations of instantaneous and daily averageconductance. The earlier finding that nighttimerecharge increases ... canopyflux. The discrepancy between results here and in the previous study may involve the length and timing of the present study (266 d through an entire growing season)versus...

báo cáo khoa học: "A comparison of the level of enzyme polymorphism in cosmopolitan Drosophila species between populations collected in distilleries and in their surroundings in Hungary" ppt

... Original articleA comparison of the level of enzyme polymorphism in cosmopolitan Drosophila species betweenpopulations collected in distilleries and in their surroundings in ... and in villages using baits is shown in Table Ila and lib, res-pectively. At the Adh locus, almost all the populations were polymorphic; however, the frequency of the ... would reduce the stability of polymorphism already attained(Levins and Macartur, 1966). With coarseness of grain, however, the population maymaintain some choice of genotypes...

Tài liệu Báo cáo khoa học: "A Comparison of Alternative Parse Tree Paths for Labeling Semantic Roles" ppt

... labeling of semantic roles, Computational Linguis-tics, 28(3):245 288. Klein, Dan and Christopher Manning. 2003. Accurate Unlexicalized Parsing, In Proceedings of the 41st Annual Meeting of the ... We began our investigation by creating a training and testing corpus of 400 sentences each contain-ing an inflection of one of four target verbs (100 each), namely believe, think, give, and ... characteristics in the tradeoff between pre-cision and recall. The best approaches in future systems will intelligently capitalize on these dif-ferences in the face of varying amounts of train-ing data....

Báo cáo khoa học: "A Comparison of Syntactically Motivated Word Alignment Spaces" doc

... to eliminate these modifiercombinations is to parse with the redundant brack-eting grammar in (1), and to add another set of invalid spans to the set described in Section 3.1.These new invalidated ... correspondingspan, and its pre-terminal productions are cus-tomized to match the modifiers of the local tree.Phrasal modifiers point to another instantiation of the template. In our case, the template ... Gold standard links are broken up intotwo categories in Och and Ney’s evaluation frame-work (2003). S links are used when the annotatorsagree and are certain, while P links are meant tohandle...

Báo cáo khoa học: "A Comparison of Rule-Invocation Strategies in Context-Free Chart Parsing" pot

... edges and the number of outgoing inactive edges. In addition, the number of chart edges produced is a measure which is indepen- dent of implementation and machine. On the other hand, the number ... Strategies The principle of bottom-up parsing is to reduce a sequence of phrases whose types match the right- hand side of a grammar rule to a phrase of the type of the left-hand side of the rule. ... grammars and sentences, and to Martin Kay for comments in connection with my presentation. References Aho, Alfred V. and Jeffrey D. Ullman (1972). The Theory of Parsing, Translation, and Compiling....

Báo cáo khoa học: "A Comparison of Chinese Parsers for Stanford Dependencies" ppt

... treebank for improving Chinese parser. Journal of Chinese Language and Computing, 16(4).Ryan McDonald and Fernando Pereira. 2006. Online learning of approximate dependency parsing algorithms. In ... Linguistics.Yuanbin Wu, Qi Zhang, Xuanjing Huang, and Lide Wu. 2009.Phrase dependency parsing for opinion mining. In Proceed-ings of the 2009 Conference on Empirical Methods in Nat-ural Language ... constituent1nlp.stanford.edu/software/dependencies_manual.pdf11Zhenghua Li, Min Zhang, Wanxiang Che, Ting Liu, WenliangChen, and Haizhou Li. 2011. Joint models for Chinese POStagging and dependency parsing. In Proceedings of the 2011Conference on...

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