Báo cáo khoa học: "Predicting Student Emotions in Computer-Human Tutoring Dialogues" pdf

... automatically predicting student emotional states in a corpus of computer-human spoken tutoring dialogues. Intel- ligent tutoring dialogue systems have become more prevalent in recent years (Aleven ... know” in student in Figure 1), and/or acoustic-prosodic features (e.g., prior-turn pausing in student ). Positive: a student turn expressing emotions such as confident,...

Ngày tải lên: 08/03/2014, 04:22

... by comput- ing the relative error reduction from the baseline er- ror. The baseline error was obtained by assigning the majority class to all test cases. We avoided over- fitting by using 5-fold ... Combined together, the three feature sets are most predictive, reducing model error over the baseline error by al- most 33% (compared to 16-22% for individual fea- ture sets), though combining INF...

Ngày tải lên: 20/02/2014, 05:20

... myelin protein-22, myelin asso- ciated glycoprotein (MAG) and myelin basic protein, but no myelin-specific lipids. Nevertheless, whereas all major lipid classes are present in myelin, as in other membranes, ... transit of albumin, a fatty acid-binding protein present in the developing brain, into the astrocytic endoplasmic reticulum compartment. This transit of albumin correlated with in...

Ngày tải lên: 18/02/2014, 13:20

... affecting individual words and subclasses of words. These considerations have provoked interest in applying to the lexicon AI knowledge representation techniques involving the notions of inheritance ... representing default information, which we refer to as the 'main' equation set. These may be overridden by eontlleting information in a more specific class. Each equation...

Ngày tải lên: 20/02/2014, 21:20

... in control explicitly indicating that he had nothing more to say. (In the following examples a line indicates a control shift) Example 1 - Prompt Dialogue C - 1. E: "And they are, in ... cues? In summarising, the speaker is indicating a nat- ural breakpoint in the dialogue and they also indicate that they have nothing more to add at that stage. Repetitions seem to work...

Ngày tải lên: 21/02/2014, 20:20

... draw conclusions relating to the psycholinguistics of dia- logue. 4 Long term and short term priming In the following, we will examine syntactic (struc- tural) priming as one of the driving forces behind alignment. ... (priming). Under a no- priming null-hypothesis, we would assume that the priming probability is independent of d. If there is priming, however, increasing d will negatively...

Ngày tải lên: 20/02/2014, 12:20

... followed their own definitions of different scoring values, such as excluding certain scores (see examples in table 1). They find the def- initions incorrect. If the veterinarian strictly follows ... observations regarding Table 1: Table of metritis score definitions and examples of present usage in practice. Scores Clinical signs - vaginal examination Cases Practical scoring Decision mak...

Ngày tải lên: 25/10/2012, 10:45

... GS staining (B3), and 4¢,6-diamidino-2-phenylindole (DAPI) staining (B4), respectively. (B5-8) High magnification images of the boxed area in (B4) showing RPE65c staining (B5), GS staining (B6), ... enzymes and retinoid-binding pro- teins between photoreceptors and retinal pigment epi- thelium (RPE); it is essential for maintaining normal vision [3,4]. The key step in the retinoid visual c...

Ngày tải lên: 14/02/2014, 14:20

... protein kinase; MCF, macrophare chemotactic factor; MCIP, modulatory calcineurin-interact- ing protein; MDCK, Madin Darby canine kidney; MEF, mouse embryonic fibroblast; MEK, MAP kinase/ERK kinase; ... glycogen synthase) is insufficient to accurately explain insulin-stimulated changes in the concentration of intracellular species and partitioning of glucose disposal in skeletal muscle. Insu...

Ngày tải lên: 14/02/2014, 14:20

... signaling proteins carrying domains also found in BTK. In 2009, an inactivating mutation in the ITK gene was shown to cause susceptibility to lethal Epstein–Barr virus infec- tion. Both kinases ... have anti -in ammatory activity. Since 2006, several patients carry- ing a fusion protein, originating from a translocation joining genes encoding the kinases ITK and spleen tyrosine kinase (...

Ngày tải lên: 14/02/2014, 18:20