Publications
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Spatial Temporal and Histogram Video Registration for Digital Watermark Detection
In this paper, we propose a spatial, temporal and histogram (STH) registration algorithm for video sequences. This algorithm is developed based on a frame-level model of the misalignments often introduced…
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Leverage Points For Improving Educational Assessment (Padi Technical Report 2)
This presentation first reviews an evidence-centered framework for designing and analyzing assessments. It then uses this framework to discuss and to illustrate how advances in technology, education, and psychology can…
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Spotting “Hot Spots” in Meetings: Human Judgments and Prosodic Cues
Recent interest in the automatic processing of meetings is motivated by a desire to summarize, browse, and retrieve important information from lengthy archives of spoken data. One of the most…
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Unlocking the Learning Value of Wireless Mobile Devices
Many researchers see the potential of wireless mobile learning devices to achieve large-scale impact on learning because of portability, low cost, and communications features.
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Iterative Statistical Language Model Generation for Use with an Agent-Oriented Natural Language Interface
We describe a method for developing a statistical language model (SLM) with high keyword spotting accuracy for a natural language interface (NLI). The NLI is based on the Adaptive Agent…
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Nucleotide sequence based characterizations of two cryptic plasmids from the marine bacterium Ruegeria isolate PR1b
Given the nature of the putative proteins encoded by both plasmids it is possible that these plasmids enhance the metabolic and physiological flexibility of the host bacterium, and thus its…
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Unlocking The Learning Value Of Wireless Mobile Devices
At the moment ‘wireless mobile technologies for education’ are incredibly diverse and incompatible; to achieve scale, a strong vision will be needed to lead to standardisation, overcoming the tendency to…
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High Time For High School Reform: Early Findings From The Evaluation Of The National School District And Network Grants Program
This report is one of a series that will be produced over the 5-year course of the National School District and Network Grants Program evaluation. The evaluation examines the extent…
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Charting A Course: Evaluation Design Of The National School District And Network Grants Program
Likely to be one of “the most publicly scrutinized educational initiatives” in recent history, the foundation’s program is providing a catalyst to educators and policy makers to radically reshape secondary…
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Instructional Sensitivity Design
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Mapping The Terrain: Year 1 Of The Evaluation Of The Bill & Melinda Gates Foundation’s National School District And Network Grants Program
The foundation’s grantees are taking a twopronged approach to reform: grantee organizations are supporting the design of new, small high schools and/or the conversion of large high schools into smaller…
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Media Inequality in Conversation: How People Behave Differently When Interacting With Computers and People
The present study presents a laboratory experiment grounded in the principles of Interpersonal Theory, a psychological approach to interpersonal dynamics. Discourse analyses revealed a key difference in participants ’ behavior…