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HICSS
2009
IEEE
92views Biometrics» more  HICSS 2009»
16 years 1 months ago
Task Behaviors During Web Search: The Difficulty of Assigning Labels
By examining searcher behavior on a large search engine, we have identified seven basic kinds of task behaviors that can be observed in web search session logs. In the studies rep...
Daniel M. Russell, Diane Tang, Melanie Kellar, Rob...
HICSS
2009
IEEE
123views Biometrics» more  HICSS 2009»
16 years 1 months ago
Users' Influence on the Success of Online Communities
This paper examines how different facets of favorable user behavior drive the success of an online community by using a unique data set with surveys from 1,389 participants from t...
Jakob Assmann, Philipp Sandner, Sophie Ahrens
FGR
2008
IEEE
304views Biometrics» more  FGR 2008»
16 years 1 months ago
Recovering 3D facial shape via coupled 2D/3D space learning
This paper presents a method for recovering 3D facial shape from single image via learning the relationship between the 2D intensity images and the 3D facial shapes. With a couple...
Annan Li, Shiguang Shan, Xilin Chen, Xiujuan Chai,...
FGR
2008
IEEE
203views Biometrics» more  FGR 2008»
16 years 1 months ago
Spatiotemporal pyramid representation for recognition of facial expressions and hand gestures
This paper presents a spatiotemporal pyramid representation for recognizing facial expressions and hand gestures. This approach works by partitioning video sequence into increasin...
Zhipeng Zhao, Ahmed M. Elgammal
FGR
2008
IEEE
151views Biometrics» more  FGR 2008»
16 years 1 months ago
Motion image segmentation using global criteria and DP
We propose methods for segmenting a motion sequence into motion primitives, taking into account temporal constraints (continuity along the time axis). In the proposed methods, dyn...
Takumi Kobayashi, Fumito Yoshikawa, Nobuyuki Otsu