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Towards an Agile Approach to Adapting Dynamic Collaboration Support to Student Needs
This paper investigates the use of conversational agents to scaffold on-line collaborative learning discussions through an approach called Academically Productive Talk (APT). In contrast to past workExpand
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Metaphor Detection in Discourse
Understanding contextual information is key to detecting metaphors in discourse. Most current work aims at detecting metaphors given a single sentence, thus focusing mostly on local contextual cuesExpand
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Extracting Events with Informal Temporal References in Personal Histories in Online Communities
We present a system for extracting the dates of illness events (year and month of the event occurrence) from posting histories in the context of an online medical support community. A temporal taggerExpand
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Text Mining for Medical Documents Using a Hidden Markov Model
We propose a semantic tagger that provides high level concept information for phrases in clinical documents. It delineates such information from the statements written by doctors in patient records.Expand
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Generating Diagnostic Multiple Choice Comprehension Cloze Questions
This paper describes and evaluates DQGen, which automatically generates multiple choice cloze questions to test a child's comprehension while reading a given text. Unlike previous methods, itExpand
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Intensification of Group Knowledge Exchange with Academically Productive Talk Agents
In recent years, intelligent conversational agents have been used with some level of effectiveness as dynamic support for collaborative learning in online chat. The classroom discourse communityExpand
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Metaphor Detection with Topic Transition, Emotion and Cognition in Context
Metaphor is a common linguistic tool in communication, making its detection in discourse a crucial task for natural language understanding. One popular approach to this challenge is to captureExpand
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Modeling Dialogue Acts with Content Word Filtering and Speaker Preferences
We present an unsupervised model of dialogue act sequences in conversation. By modeling topical themes as transitioning more slowly than dialogue acts in conversation, our model de-emphasizesExpand
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MEMORIA: Personal Memento Service Using Intelligent Gadgets
People would like to record what they experience to recall their earlier events, share with others, or even hand down to their next generations. In addition, our environment has been gettingExpand
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Finding Structure in Figurative Language: Metaphor Detection with Topic-based Frames
In this paper, we present a novel and highly effective method for induction and application of metaphor frame templates as a step toward detecting metaphor in extended discourse. We infer implicitExpand
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