Publications
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Identifying Terrorist Activity with AI Plan Recognition Technology
We describe the application of plan recognition techniques to support human intelligence analysts in processing national security alert sets by automatically identifying the hostile intent behind them. Identifying the intent…
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Integrated Performance Assessments With Technology (IPAT): Design Model And Prototypes
This paper summarizes the design principles we have forged and some of the assessments we have developed that are particularly relevant to geoscience.
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Closing The Digital Divide: Evaluation Of The World Links Program
The World Bank and, subsequently, the World Links organization provided schools in developing countries with networked computers and training that supports integration of ICT into teaching. The study examines the…
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Workshop Report: Advancing Research On The Transformative Potential Of Interactive Pedagogies And Classroom Networks
We have termed both older and newer pedagogical applications of this technology CATAALYST, “Classroom Aggregation Technology for Activating and Assessing Learning and Your Students’ Thinking” because of the promise shown…
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Speaker Recognition using Prosodic and Lexical Features
We investigate the contribution of modeling prosodic and lexical patterns, on performance in the NIST 2003 Speaker Recognition Evaluation extended data task.
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National Early Intervention Longitudinal Study: Demographic Characteristics of Children and Families Entering Early Intervention. NEILS Data Report No. 3
The National Early Intervention Longitudinal Study (NEILS) is being conducted to address some of the most important questions related to the implementation and outcomes of Part C of the Individuals…
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The Relationship Between Dialogue Acts and Hot Spots in Meetings
We examine the relationship between hot spots and dialogue acts in roughly 32 hours of speech data from naturally-occurring meetings. Results reveal that four independently-motivated involvement categories (non-involved, disagreeing, amused,…
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UpLib: a universal personal digital library system
We describe the design and use of a personal digital library system, UpLib.
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UpLib: a universal personal digital library system
We describe the design and use of a personal digital library system, UpLib.
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RegReg: a Lightweight Generator of Robust Parsers for Irregular Languages
We present a lightweight tool, called RegReg, based on a hierarchy of lexers described by tagged regular expressions. By using tags, the automatically generated parse tree can be easily manipulated.
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Leverage Points For Improving Educational Assessment (Padi Technical Report 2)
This presentation first reviews an evidence-centered framework for designing and analyzing assessments. It then uses this framework to discuss and to illustrate how advances in technology, education, and psychology can…
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Spotting “Hot Spots” in Meetings: Human Judgments and Prosodic Cues
Recent interest in the automatic processing of meetings is motivated by a desire to summarize, browse, and retrieve important information from lengthy archives of spoken data. One of the most…