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GRAPHICSINTERFACE
2009
15 years 2 months ago
Fast visualization of complex 3D models using displacement mapping
We present a simple method to render complex 3D models at interactive rates using real-time displacement mapping. We use an octree to decompose the 3D model into a set of height f...
The-Kiet Lu, Kok-Lim Low, Jianmin Zheng
WWW
2008
ACM
16 years 5 months ago
Spatial variation in search engine queries
Local aspects of Web search -- associating Web content and queries with geography -- is a topic of growing interest. However, the underlying question of how spatial variation is m...
Lars Backstrom, Jon M. Kleinberg, Ravi Kumar, Jasm...
ADBIS
2007
Springer
145views Database» more  ADBIS 2007»
15 years 10 months ago
A Method for Comparing Self-organizing Maps: Case Studies of Banking and Linguistic Data
The method of self-organizing maps (SOM) is a method of exploratory data analysis used for clustering and projecting multi-dimensional data into a lower-dimensional space to reveal...
Toomas Kirt, Ene Vainik, Leo Vohandu
VLDB
2004
ACM
124views Database» more  VLDB 2004»
15 years 9 months ago
Data Sharing Through Query Translation in Autonomous Sources
We consider the problem of data sharing between autonomous data sources in an environment where constraints cannot be placed on the shared contents of sources. Our solutions rely ...
Anastasios Kementsietsidis, Marcelo Arenas
MICCAI
2001
Springer
15 years 9 months ago
Retrospective Evaluation of Inter-subject Brain Registration
Although numerous methods to register brains of different individuals have been proposed, no work has been done, as far as we know, to evaluate and compare objectively the performa...
Pierre Hellier, Christian Barillot, Isabelle Corou...