Publications
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Developing Fine-Grained Transfer Models In The ASSISTment System
In this article, we describe our attempt to create a fine-grained transfer model for 8th grade math based on the skills needed to take the Math MCAS exam and how…
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Teachers’ Use of Student Data Systems to Improve Instruction
The current brief is the second in a two-part series examining teachers’ access to and use of data from student data systems. The first brief indicated that about half of…
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Graphical Manipulation of Evidence in Structured Arguments
A semiautomated approach to evidential reasoning uses template-based structured argumentation. Graphical depictions convey lines of reasoning, from evidence through to conclusions.
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Effectiveness of Reading and Mathematics Software Products: Findings from the First Student Cohort
The study used an experimental design to assess the effects of technology products, with volunteering teachers randomly assigned to use or not use selected products.
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Explaining Task Processing in Cognitive Assistants that Learn
We will describe the ICEE (Integrated Cognitive Explanation Environment) explanation system and its approach to explaining task reasoning.
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I Think It Makes Me Not Give Up On Dreams. What Students Say About Hero
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National Early Intervention Longitudinal Study (NEILS) Final Report
This National Early Intervention Longitudinal Study (NEILS) report presents the key findings from a national longitudinal study. This report summarizes some of the key findings from this 10-year study and…
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A Sequence Alignment Model Based on the Averaged Perceptron
We describe a discriminatively trained sequence alignment model based on the averaged perceptron. In common with other approaches to sequence modeling using perceptrons, and in contrast with comparable generative models,…
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Model Adaptation for Dialog Act Tagging
In this study we used the ICSI meeting corpus with high-level meeting recognition dialog act (MRDA) tags, that is, question, statement, backchannel, disruptions, and floor grabbers/holders. We performed controlled adaptation…
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Model Adaptation for Sentence Segmentation from Speech
This paper analyzes various methods to adapt sentence segmentation models trained on conversational telephone speech (CTS) to meeting style conversations. The sentence segmentation model trained using a large amount of…
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Teaching and California’s Future: California’s Teaching Force 2006: Key Issues and Trends
This annual report discusses trends in the supply, demand, and distribution of California teachers; details the impact of state policy changes on the teacher development system; and highlights themes that…
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A Case Study in Engineering a Knowledge Base for an Intelligent Personal Assistant
We present a case study in engineering a large knowledge base (KB) to meet the requirements of a personal assistant. We discuss our KB development methodology and the engineering challenges…