Publications
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Fostering Collaboration with a Semantic Index over Textual Contributions
We are exploring new approaches to facilitating effective collaboration that remove or reduce common barriers and that exploit opportunities to encourage more effective collaboration, including transcending the cognitive biases of…
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A Personalized Time Management Assistant
This paper presents ongoing work to build the Personalized Time Manager (PTIME) system, a persistent assistant that builds on our previous work on a personalized calendar agent.
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Improved Phonetic Speaker Recognition Using Lattice Decoding
In this paper, we present results on the Switchboard-2 corpus, where we compare 1-best phone decodings versus lattice phone decodings for the purposes of performing phonetic speaker recognition.
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Structural Metadata Research in the EARS Program
In this paper we provide a brief overview of research on structural metadata extraction in the DARPA EARS rich transcription program. Tasks include detection of sentence boundaries, filler words, and…
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Reference-Free Objective Quality Metrics for MPEG-Coded Video
In this paper, we propose a reference-free video quality metric for MPEG coded videos. It predicts subjective quality ratings using both reference-free MPEG artifact measures and MPEG system parameters (known…
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Teaching To The Test? A Comparison Of Two High Schools’ Responses To Mandated Testing
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SRI’s 2004 NIST Speaker Recognition Evaluation System
This paper describes our recent efforts in exploring longer-range features and their statistical modeling techniques for speaker recognition. In particular, we describe a system that uses discriminant features from cepstral…
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Participatory, Example-Based Data Modeling In Padi (Padi Technical Report 4)
We describe a Web-based tool for modeling that creates and manipulates a simple data model without representing it in UML, while promoting collaboration and the use of examples to compare…
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Ontology-based discourse understanding for a persistent meeting assistant
In this paper, we present research toward ontology-based understanding of discourse in meetings and describe an ontology of multimodal discourse designed for this purpose.
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An Introduction to Padi Task Templates (Padi Technical Report 3)
Principled Assessment Designs for Inquiry (PADI) is a project supported by the National Science Foundation to improve the assessment of inquiry in science learning.
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Style consistent classification of isogenous patterns
In many applications of pattern recognition, patterns appear together in groups (fields) that have a common origin.
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EcoCyc: a comprehensive database resource for Escherichia coli
The mission for EcoCyc is to contain both computable descriptions of, and detailed comments describing, all genes, proteins, pathways and molecular interactions in E.coli.