Publications
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Improved speaker recognition using DCT coefficients as features
We recently proposed the use of coefficients extracted from the 2D discrete cosine transform (DCT) of log Mel filter bank energies to improve speaker recognition over the traditional Mel frequency…
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Using Technology and Evidence to Promote Cultures of Educational Innovation: The Example of Science and Mathematics Education
To increase the opportunities for students to learn the knowledge and skills that are valued in the 21st century, education must become more innovative.
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Effects of feature type, learning algorithm and speaking style for depression detection from speech
We systematically study the effects of feature type, machine learning approach, and speaking style (read versus spontaneous) on depression prediction in the AVEC-2014 evaluation corpus.
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AKI in Hospitalized Children: Comparing the pRIFLE, AKIN, and KDIGO Definitions
This study applied the Pediatric RIFLE, AKI Network, and Kidney Disease Improving Global Outcomes criteria to a cohort of hospitalizations to compare AKI incidence and outcomes in ICU and non-ICU…
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Creating Writing Items of Graduated Complexity for Students with Significant Cognitive Disabilities
This paper presents: a design methodology for improving the validity of inferences about the performance of students with significant cognitive disabilities on large-scale ELA writing assessments...
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ICN Hop by Hop Fragmentation
This document describes a hop-by-hop fragmentation scheme for ICN and mappings to the CCNx 1.0 and to the NDNTLV packet format.
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Creating Value Together: The Emerging Design Space of Peer-to-Peer Currency and Exchange
We consider alternative and complementary currency and exchange innovations, including local/community currencies, timebanks, crypto-currencies, and person-to-person collaborative economy microenterprises, as a technology design space for currency and exchange
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ENHANCE Final Report
This report presents the findings from a series of studies conducted to examine the validity of the child outcomes data produced through the Child Outcomes Summary (COS) process.
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Learning Environments
We demonstrate the interplay of theory and practice during the cycle of design, implementation and evaluation of environments, and show how both are enriched as a result.
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Enhanced end-of-turn detection for speech to a personal assistant
We collected and compared two elicitation corpora differing in naturalness and task complexity.
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Hugging and Bridging: What It Is and Why You Should Be Doing It
Pedagogies such as ‘bridging’, ‘hugging’, and ‘preparation for future learning’ (PFL) have shown promise in the context of education research in STEM domains at the secondary level.
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Implementing the Next Generation Science Standards
To support adoption and implementation, states are now joining together to form the NGSS Network. The Network held the first NGSS Annual Leadership Meeting for State Teams and National Partners…