Wonik CHOI


Accelerating Range Query Processing on R-Tree Using Graphics Processing Units
Boseon YU Hyunduk KIM Wonik CHOI Dongseop KWON 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2013/12/01
Vol. E96-D  No. 12  pp. 2776-2785
Type of Manuscript:  PAPER
Category: Data Engineering, Web Information Systems
Keyword: 
databasemulti-dimensional index structureGPUs
 Summary | Full Text:PDF(2.2MB)

Energy-Efficient Clustering Scheme in Wireless Sensor Networks that Considers Sensor Node Structure
Hyunduk KIM Boseon YU Wonik CHOI Heemin PARK 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/08/01
Vol. E95-B  No. 8  pp. 2646-2649
Type of Manuscript:  LETTER
Category: Network
Keyword: 
WSNmobile sinkclusteringHEEDsplit/merge
 Summary | Full Text:PDF(325.5KB) | (Errata[Uploaded on November 1,2012])

Lifetime Prediction Routing Protocol for Wireless Sensor Networks
Minho SEO Wonik CHOI Yoo-Sung KIM Jaehyun PARK 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/12/01
Vol. E90-B  No. 12  pp. 3680-3681
Type of Manuscript:  LETTER
Category: Network
Keyword: 
sensor networksenergy-aware routing protocollifetime prediction directed diffusion
 Summary | Full Text:PDF(92.6KB)