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 761 Figure 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, W m is the minimum soil water (i.e. lower limit of water avail- ability), W FC is the soil water content at field capacity. 2.2. Calculation of c...

Ngày tải lên: 08/08/2014, 14:22

... under physiological conditions. The partition was measured in the conditions of Fig. 2B in the presence of 20 l M AdoMet and a physiological concentration of AMP (100 l M [34]). Under these conditions, we ... the concentration of P i . Indeed, K iP i values for CGS and TS are similar and lower than the physiological concentration of P i . Note that the linear dependence of P...

Ngày tải lên: 20/02/2014, 02:21

... Ford and S. Thompson. 1996. Interactional units in con- versation: syntactic, intonational and pragmatic resources for 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% 2 The identificat...

Ngày tải lên: 22/02/2014, 02:20

... 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 proposed models decreases while that of the ... 983.77 Table 1: Perplexity of the hierarchical models and the reference n-gram models over the entire DMOZ dataset (all), and the non-Regional portion of the dataset (reg)....

Ngày tải lên: 07/03/2014, 22:20

... are considered to be de- rived. If w i , w j are the vectors of words of a 4 Note that the training set consists of only one x train — the Gospel of Luke. Luke’s only other book, the Acts of the Apostles, ... 1966) Table 2: Two models of text reuse of Mark in L train are trained on two different text-reuse hypotheses: The B model is on the hypothesis in (Bovon, 2002), and...

Ngày tải lên: 08/03/2014, 02:21

... 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 lan...

Ngày tải lên: 08/03/2014, 05:21

... 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...

Ngày tải lên: 09/03/2014, 01:20

... well-modeled as 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 α but a non-zero β. Thus, we tested the performance of our model on the reading of a corpus of text typ- ical of that use...

Ngày tải lên: 23/03/2014, 16:20

... 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...

Ngày tải lên: 23/03/2014, 19:20

... IAI-TR-99-12, University of Bonn. A Ranking Model of Proximal and Structural Text Retrieval Based on Region Algebra Katsuya Masuda Department 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 speci...

Ngày tải lên: 31/03/2014, 03:20