Publications
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Analyzing hyperspectral images into multiple subspaces using Guassian mixture models
I argue that the spectra in a hyperspectral datacube will usually lie in several low dimensional subspaces, and that these subspaces are more easily estimated from the data than the…
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Trust in Content-Centric Networking: From Theory to Practice
We present the logical design of a trust engine for Information-Centric Networking (ICN) that is capable of efficiently and correctly verifying content integrity and authenticity.
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Case studies of the early implementation of Kindergarten Entry Assessments
This report presents findings from a descriptive study that examined the development and early implementation of Kindergarten Entry Assessments (KEAs) in 12 districts across four Race To the Top-Early Learning…
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Improving early literacy in PreK–3: Lessons learned (August 2016)
The Pathway Schools Initiative aims to dramatically increase the number of students who reach the critical milestone of grade 3 reading proficiency, an indicator predictive of later academic outcomes and…
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Evaluation of Rocketship Students’ Middle School Outcomes
Rocketship Education is a 501(c)(3) nonprofit corporation whose mission is to eliminate the achievement gap by building a scalable and sustainable school model that propels student achievement in underserved communities…
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Feature Derivation for Exploitation of Distant Annotation via Pattern Induction against Dependency Parses
We consider the use of distant supervision for biological information extraction, and introduce two understudied corpora of this form, the Biological Expression Language (BEL) Large Corpus and the Pathway Logic…
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Evaluation of World Bicycle Relief’s Bicycles for Educational Empowerment Program: South Africa Opportunity Study
The purpose of this “opportunity study” was to identify the opportunity that bicycles could offer to rural South African schoolchildren; the critical factors that support and hinder implementation; and suggestions…
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Matrix factorization-based clustering of image features for bandwidth-constrained information retrieval
We consider the problem of accurately and efficiently querying a remote server to retrieve information about images captured by a mobile device.
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Challenges in Formulating Explanatory Models for Co-morbidities
Abstract Patients with multiple health conditions pose significant challenges for modern healthcare. Understanding if and how these conditions are linked is essential to providing effective treatment. Physicians and researchers create…
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Pathway Schools Initiative Developmental Evaluation-Learning Brief 2 (July 2016)
To support its Pathway Schools Initiative, The McKnight Foundation has engaged initiative leaders in a developmental evaluation (DE) led by SRI International and Child Trends.
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Interactive online learning on campus: Comparing students’ outcomes in hybrid and traditional courses in the university system of Maryland
We studied the impacts on learning outcomes of hybrid courses redesigned using online materials from MOOCs created on the Coursera platform and digital materials created by the Open Learning Initiative…
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Promising approaches to broadening youth participation in STEM
The National Science Foundation (NSF) views broadening participation in the nation’s STEM enterprise as vitally linked to the United States’ capacity for innovation.