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BMCBI
2008
135views more  BMCBI 2008»
13 years 8 months ago
Inferring the role of transcription factors in regulatory networks
Background: Expression profiles obtained from multiple perturbation experiments are increasingly used to reconstruct transcriptional regulatory networks, from well studied, simple...
Philippe Veber, Carito Guziolowski, Michel Le Borg...
WWW
2011
ACM
13 years 3 months ago
Differences in the mechanics of information diffusion across topics: idioms, political hashtags, and complex contagion on twitte
There is a widespread intuitive sense that different kinds of information spread differently on-line, but it has been difficult to evaluate this question quantitatively since it ...
Daniel M. Romero, Brendan Meeder, Jon M. Kleinberg
ISBI
2009
IEEE
14 years 3 months ago
Lesion Detection and Segmentation in Uterine Cervix Images Using an Arc-Level MRF
This study develops a procedure for automatic extraction and segmentation of a class-specific object (or region) by learning class-specific boundaries. We present and evaluate t...
Amir Alush, Hayit Greenspan, Jacob Goldberger
MM
2005
ACM
130views Multimedia» more  MM 2005»
14 years 2 months ago
Multimodal expressive embodied conversational agents
In this paper we present our work toward the creation of a multimodal expressive Embodied Conversational Agent (ECA). Our agent, called Greta, exhibits nonverbal behaviors synchro...
Catherine Pelachaud
AIED
2005
Springer
14 years 2 months ago
The Politeness Effect: Pedagogical Agents and Learning Gains
Pedagogical agent research seeks to exploit Reeves and Nass’s Media Equation, which holds that users respond to interactive media as if they were social actors. Investigations ha...
Ning Wang, W. Lewis Johnson, Richard E. Mayer, Pao...