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AIED
2009
Springer
16 years 1 months ago
Detecting the Learning Value of Items In a Randomized Problem Set
Researchers that make tutoring systems would like to know which pieces of educational content are most effective at promoting learning among their students. Randomized controlled e...
Zachary A. Pardos, Neil T. Heffernan
BIBE
2005
IEEE
16 years 13 days ago
Selecting Informative Genes from Microarray Dataset by Incorporating Gene Ontology
Selecting informative genes from microarray experiments is one of the most important data analysis steps for deciphering biological information imbedded in such experiments. Howev...
Xian Xu, Aidong Zhang
WOWMOM
2005
ACM
129views Multimedia» more  WOWMOM 2005»
16 years 10 days ago
The Wireless Hierarchical Token Bucket: A Channel Aware Scheduler for 802.11 Networks
The paper proposes an architecture for a scheduling algorithm, to be integrated in IEEE 802.11 Access Points (AP), able to take into account, besides the transport service class r...
Rosario Giuseppe Garroppo, Stefano Giordano, Stefa...
APGV
2009
ACM
122views Visualization» more  APGV 2009»
15 years 11 months ago
Effects of scale change on distance perception in virtual environments
We conducted two experiments to investigate effects of scale changes on distance perception in virtual environments. In both experiments, participants first made distance estimat...
Tien Dat Nguyen, Christine Ziemer, Jodie M. Plumer...
GISCIENCE
2010
Springer
216views GIS» more  GISCIENCE 2010»
15 years 7 months ago
Cognitive Invariants of Geographic Event Conceptualization: What Matters and What Refines?
Behavioral experiments addressing the conceptualization of geographic events are few and far between. Our research seeks to address this deficiency by developing an experimental fr...
Alexander Klippel, Rui Li, Frank Hardisty, Chris W...