Publications
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The Contribution of Cepstral and Stylistic Features to SRI’s 2005 NIST Speaker Recognition Evaluation System
Recent work in speaker recognition has demonstrated the advantage of modeling stylistic features in addition to traditional cepstral features, but to date there has been little study of the relative…
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The Use of Word N-grams and Parts of Speech for Hierarchical Cluster Language Modeling
We present extensions to the work of backoff hierarchical class n-gram language modeling of Zitouni et al. (2003) by studying the efficacy of exploring the use of parts of speech…
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Cross-Domain and Cross-Language Portability of Acoustic Features Estimated by Multilayer Perceptrons
In this paper we investigate how portable such features are across domains and languages. We show that even without retraining, English-trained MLP features can provide a significant boost to recognition…
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Mathematizing Middle School: Results From A Cross-Disciplinary Study Of Data Literacy
In this paper we discuss a pilot study in which we investigate bridging the disciplines of social studies and mathematics to help students learn important aspects of data literacy. We…
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Measuring Middle School Teachers’ Mathematical Knowledge Of Teaching Rate And Proportionality
We are investigating if teachers from across the state of Texas can use a specially designed replacement unit and SimCalc software to help their students learn mathematics important to the…
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The Many Challenges Of Designing And Teaching Nanoscience
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Reverse Engineering the NAEP Floating Pencil Task Using the PADI Design System (PADI Technical Report 16)
This report will discuss the reverse engineering of the National Assessment of Educational Progress (NAEP) Floating Pencil task. The PADI design system was used as an analytical tool for understanding…
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Review Of Evaluation Findings For The Intel Learn Program
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Teaching Nanoscience To High School Students: A Tale Of The Nanosense Project
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Findings from the Evaluation of The Bill And Melinda Gates Foundation’s National School District and Network Grants Program: The Challenge of Sustaining High-School Reform
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Build It: Girls Building Information Technology Fluency Through Design
The Computer Science education and practice community has made clear the need to increase the size and diversity of US-trained computer science professionals.
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Contextual valency shifters
We argue that the current work in this area that concentrates mainly on the negative or positive attitude communicated by individual terms is incomplete and often gives the wrong results…