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AAIM
2007
Springer
120views Algorithms» more  AAIM 2007»
15 years 10 months ago
Online OVSF Code Assignment with Resource Augmentation
Abstract. Orthogonal Variable Spreading Factor (OVSF) code assignment is a fundamental problem in Wideband Code-Division MultipleAccess (W-CDMA) systems, which play an important ro...
Francis Y. L. Chin, Yong Zhang, Hong Zhu
DAC
2004
ACM
15 years 10 months ago
Quadratic placement using an improved timing model
The performance of timing-driven placement methods depends strongly on the choice of the net model. In this paper a more precise net model is presented that does not increase nume...
Bernd Obermeier, Frank M. Johannes
DAS
2006
Springer
15 years 10 months ago
Structural Analysis of Mathematical Formulae with Verification Based on Formula Description Grammar
In this paper, a reliable and efficient structural analysis method for mathematical formulae is proposed for practical mathematical OCR. The proposed method consists of three steps...
Seiichi Toyota, Seiichi Uchida, Masakazu Suzuki
SIGCOMM
2006
ACM
16 years 15 days ago
Detecting evasion attacks at high speeds without reassembly
Ptacek and Newsham [14] showed how to evade signature detection at Intrusion Prevention Systems (IPS) using TCP and IP Fragmentation. These attacks are implemented in tools like F...
George Varghese, J. Andrew Fingerhut, Flavio Bonom...
CCS
2005
ACM
16 years 3 days ago
On deriving unknown vulnerabilities from zero-day polymorphic and metamorphic worm exploits
Vulnerabilities that allow worms to hijack the control flow of each host that they spread to are typically discovered months before the worm outbreak, but are also typically disc...
Jedidiah R. Crandall, Zhendong Su, Shyhtsun Felix ...