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GEOINFORMATICA
2002
136views more  GEOINFORMATICA 2002»
15 years 4 months ago
Tabu Search Heuristic for Point-Feature Cartographic Label Placement
The generation of better label placement configurations in maps is a problem that comes up in automated cartographic production. The objective of a good label placement is to displ...
Missae Yamamoto, Gilberto Câmara, Luiz Anton...
190
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CGF
2010
135views more  CGF 2010»
15 years 1 months ago
Interactive Rendering of Non-Constant, Refractive Media Using the Ray Equations of Gradient-Index Optics
Existing algorithms can efficiently render refractive objects of constant refractive index. For a medium with a continuously varying index of refraction, most algorithms use the r...
Chen Cao, Zhong Ren, Baining Guo, Kun Zhou
ASIACRYPT
2010
Springer
15 years 2 months ago
Structured Encryption and Controlled Disclosure
We consider the problem of encrypting structured data (e.g., a web graph or a social network) in such a way that it can be efficiently and privately queried. For this purpose, we ...
Melissa Chase, Seny Kamara
ICDAR
2009
IEEE
15 years 11 months ago
Semi-automatic Roof Reconstruction
A semi-automatic 3D roof reconstruction method is proposed in this paper. It consists of two components: automatic recognition of 2D plane drawings and interactively “pulling”...
Tong Lu, Yubin Yang, Feng Su, Zhengxing Sun
INFOCOM
2000
IEEE
15 years 9 months ago
Datagram Routing Algorithm for LEO Satellite Networks
Abstract—Satellite networks provide global coverage and support a wide range of services. Low Earth Orbit (LEO) satellites provide short round-trip delays and are becoming increa...
Eylem Ekici, Ian F. Akyildiz, Michael D. Bender