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MIRAGE
2007
Springer
14 years 2 months ago
Segmentation of Soft Shadows Based on a Daylight- and Penumbra Model
Abstract. This paper introduces a new concept within shadow segmentation for usage in shadow removal and augmentation through construction of an alpha overlay shadow model. Previou...
Michael Nielsen, Claus B. Madsen
DAC
1996
ACM
14 years 2 days ago
Sizing of Clock Distribution Networks for High Performance CPU Chips
: In a high performance microprocessor such as Digital's 300MHz Alpha 21164, the distribution of a high quality clock signal to all regions of the device is achieved using a c...
Madhav P. Desai, Radenko Cvijetic, James Jensen
SCIA
2007
Springer
153views Image Analysis» more  SCIA 2007»
14 years 2 months ago
Graph Cut Based Segmentation of Soft Shadows for Seamless Removal and Augmentation
Abstract. This paper introduces a new concept within shadow segmentation for usage in shadow removal and augmentation through construction of a multiplicity alpha overlay shadow mo...
Michael Nielsen, Claus B. Madsen
BIRTHDAY
2003
Springer
14 years 1 months ago
Area and Perimeter Derivatives of a Union of Disks
Abstract. We give analytic inclusion-exclusion formulas for the area and perimeter derivatives of a union of finitely many disks in the plane. Keywords. Disks, Voronoi diagram, al...
Ho-Lun Cheng, Herbert Edelsbrunner
ICDE
1999
IEEE
109views Database» more  ICDE 1999»
14 years 9 months ago
On the Semantics of Complex Events in Active Database Management Systems
Active database management systems have been developed for applications needing an automatic reaction in response to certain events. Events can be simple in nature or complex. Com...
Detlef Zimmer, Rainer Unland