Publications
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Integrating Educational Research Practice: Reconceptualizing Goals And Policies: How To Make What Works, Work For Us?
This article proposes reconceptualizing most current education research programs to more effectively promote the integrated co-development of scholarship, practice, and policy.
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The Connected School: Technology And Learning In High School
The Connected School offers school administrators, leaders, and teachers a behind-the-scenes look at what happens when a school becomes "connected," not just in terms of computers and networking but in terms…
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The Organization Of Learning In Community Technology Centers: Learning With Technology In Six Communities
The growing gap in achievement between low- and middle-income students in the past decade and a widening opportunity gap in the workforce have coincided with the broad social and economic…
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Mobile Wireless Devices In Mathematics Education
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The .geo-web: A Scalable Index for the Digital Earth
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An Efficient Repair Procedure For Quick Transcriptions
The procedure we propose in this paper aims to em cleanse/ such quick transcriptions so that they align better with the acoustic evidence and thus provide for better acoustic models…
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Finding Consensus in Speech Recognition: Word Error Minimization and Other Applications of Confusion Networks
We describe a new framework for distilling information from word lattices to improve the accuracy of speech recognition and obtain a more perspicuous representation of a set of alternative hypotheses.
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Machine Learning Techniques for the Identification of Cues for Stop Place
This paper is situated in a long line of phonetic studies that seek to determine and qualify the acoustic cues humans use to identify stop place. The present study draws…
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Prosodic Features for Automatic Text-Independent Evaluation of Degree of Nativeness for Language Learner
Predicting the degree of nativeness of a student's utterance is an important issue in computer-aided language learning.
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The Multimedia Challenge
The Belmont Then and Now project, completed in 2000 by three 3rd grade classes from Central Elementary, helps put Belmont's changes over the past 150 years in perspective.
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Consonant Discrimination in Elicited and Spontaneous Speech: A Case for Signal-Adaptive Front Ends in ASR
This work investigates an approach to add back such transient information to a speech recognizer, without losing the robustness of the standard acoustic models. We demonstrate a set of phonetically-motivated…
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Do Technology Investments Pay Off? The Evidence Is In!
In a 5-year evaluation of the $6.6 million Challenge 2000 Multimedia Project, technology-using students surpassed nonparticipating peers in developing critical 21st-century job skills.