Báo cáo khoa học: "A generic model of forest canopy conductance dependent on climate, soil water availability and leaf area index" potx

... A model of forest canopy conductance 761Figure 3. Canopy conductance of various forest stands as a function of vapour pressure deficit, for a global radiation of 700 Wm–2,under non-limiting ... the root zone, Wmisthe minimum soil water (i.e. lower limit of water avail-ability), WFCis the soil water content at field capacity.2.2. Calculation of canopy conductance Canopy conductance ... and soil charac-teristics; 2) evaluate the effect of leaf area index as a possible source of variation in transpiration; 3) build a generic model of forest stand transpiration independent of tree...

Tài liệu Báo cáo khoa học: A kinetic model of the branch-point between the methionine and threonine biosynthesis pathways in Arabidopsis thaliana doc

... underphysiological conditions. The partition was measured inthe conditions of Fig. 2B in the presence of 20 lMAdoMet and a physiological concentration of AMP (100 lM[34]).Under these conditions, we ... theconcentration of Pi. Indeed, KiPivalues for CGS and TS aresimilar and lower than the physiological concentration of Pi.Note that the linear dependence of Phser concentration on the concentration ... cystathionine(m) and threonine (d) in the reconstituted branch-point as a function of the concentration of AdoMet. Experimental conditions were as in(A). The total ﬂux (h) is the sum of the ﬂuxes of...

Tài liệu Báo cáo khoa học: "A Shallow Model of Backchannel Continuers in Spoken Dialogue" potx

... Ford and S. Thompson. 1996. Interactional units in con-versation: syntactic, intonational and pragmatic resourcesfor the management of turns. In E. Ochs, E. A. Schegloff, and S. A. Thompson, ... region of low pitch last-ing 110ms. This model is motivated by the obser-vation that such regions often accompany gram-matical completion. Their model achieved 18%2The identification of long ... Conversational naturalness mustbe judged in a reasonable amount of left and right-hand context. We could doctor a conversation by ex-cising the real follower's backchannel continuers and re-inserting...

Báo cáo khoa học: "A Hierarchical Model of Web Summaries" docx

... per-formance of the various models on the entire hier-archy versus on the non-Regional portion of the tree(reg). We can see that the perplexity of the proposedmodels decreases while that of the ... 983.77Table 1: Perplexity of the hierarchical models and thereference n-gram models over the entire DMOZ dataset(all), and the non-Regional portion of the dataset (reg).When taken on the entire hierarchy ... created document ontology to model the content of an underlying document col-lection. While the primary usage of ontologies isas a means of organizing and navigating documentcollections, they can...

Báo cáo khoa học: "A Computational Model of Text Reuse in Ancient Literary Texts" potx

... are considered to be de-rived. If wi, wjare the vectors of words of a4Note that the training set consists of only one xtrain—the Gospel of Luke. Luke’s only other book, the Acts of theApostles, ... 1966)Table 2: Two models of text reuse of Mark in Ltrainare trained on two different text-reuse hypotheses:The B model is on the hypothesis in (Bovon, 2002), and the J model, on (Jeremias, 1966). ... hypothesis on the traintext, its prediction on the test text matches mostclosely with that of the same researcher, Bovon.9This is the list of researchers whose opinions on Ltestare considered...

Báo cáo khoa học: "A Computational Model of Social Perlocutions" docx

... simply out of habit. 7 Conclusions This paper has presented a computational model of the sodal perlocutionary effects of speech acts. Our model extends previous formal modela of speech acts ... 483 Honolulu, HI 96822 Abstract The view that communication is a form of action serving a variety of specific functions has had a tremendous impact on the philosophy of language and on computational ... perceptions of oneself. 2. Status-quo maintenance ~election of an act because one of its effects would reinforce a de- sired aspect of the current situation (e g, of- feting to help another person...

Báo cáo khoa học: "A COMPUTATIONAL MODEL OF THE SYNTAX-PROSODY INTERFACE IN TOKYO JAPANESE" doc

... Pierrehumbert, Janet and Mary Beckman (1988) Japanese Tone Structure, MIT Press, Cambridge. Poser, William J. (1984) The Phonetics and Phonology of Tone and Intonation in Japanese. Doctoral ... equations in the reals, whose solutions represent the pitch level of phonetic objects - high and low tones. The elements of such a theory are illustrated with a treatment of prosodic phrasing and ... Categorial Investigations: Logical and Linguistic Aspects of the Lambek Calculus. Forts, Dordrecht. Pierrehumbert, Janet (1980) The Phonology and Phonetics of English Intonation. Doctoral diss....

Báo cáo khoa học: "A Rational Model of Eye Movement Control in Reading" pdf

... well-modeledas rational behavior at a ﬁner level of anal-ysis, predicting not aggregate measures,but the duration and location of each ﬁx-ation. We present a new rational model of eye movement control ... regressions is one with a lower value of αbut a non-zero β. Thus, we tested the performance of our model on the reading of a corpus of text typ-ical of that used in reading experiments at a range of ... performance,both in terms of speed and accuracy.6 Simulation 2In Simulation 2, we perform a more direct test of the idea that making regressions is a rational re-sponse to the problem of conﬁdence falling...

Báo cáo khoa học: "A Preliminary Model of Centering in Dialog*" pptx

... sive. Models with a large percent of cheap transi- 1°57% of Cb's in Modell are entities referred to via I/2PPs. tions better reflect human notions of coherence. All three of our models ... transition type / total transitions 21% 41% 26% 25% 59% 74% 75% Table 2: Comparison of three alternative centering models for dialog 5.1 Empty Cb's Each of our models leaves at least 52% of ... produced a very low percent of cheap transitions in this experiment, especially when compared to Strube and Hahn's result of 80%. 6 Conclusions and Future work We conclude that centering behavior...

Báo cáo khoa học: "A Ranking Model of Proximal and Structural Text Retrieval Based on Region Algebra" ppt

... IAI-TR-99-12,University of Bonn.A Ranking Model of Proximal and Structural Text RetrievalBased on Region AlgebraKatsuya MasudaDepartment of Computer Science, Graduate School of Information Science and Technology,University ... retrieve because of lack of robustness, and the relevant answers that a non-structured model fails because of lack of structural speciﬁcation. Wereport how structural speciﬁcation works and how itdoesn’t ... combination of the measure of thequery itself and the measure of the subqueries. Al-though we calculate the score of extents by sub-queries instead of using only the whole query, thescore of subqueries...

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