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» Event Structures with Symmetry
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PEPM
2011
ACM
13 years 1 months ago
Calculating tree navigation with symmetric relational zipper
Navigating through tree structures is a core operation in tree processing programs. Most notably, XML processing programs intensively use XPath, the path specification language t...
Yuta Ikeda, Susumu Nishimura
IPMI
1999
Springer
14 years 11 months ago
Continuous Time Dynamic PET Imaging Using List Mode Data
Abstract. We describe a method for computing a continuous time estimate of dynamic changes in tracer density using list mode PET data. The tracer density in each voxel is modeled a...
Thomas E. Nichols, Jinyi Qi, Richard M. Leahy
MICCAI
2001
Springer
14 years 2 months ago
Phase-Based User-Steered Image Segmentation
This paper presents a user-steered segmentation algorithm based on the livewire paradigm. Livewire is an image-feature driven method that finds the optimal path between user-selec...
Lauren O'Donnell, Carl-Fredrik Westin, W. Eric L. ...
FPGA
1997
ACM
149views FPGA» more  FPGA 1997»
14 years 2 months ago
Signal Processing at 250 MHz Using High-Performance FPGA's
This paper describes an application in high-performance signal processing using reconfigurable computing engines: a 250 MHz cross-correlator for radio astronomy. Experimental resu...
Brian Von Herzen
PACT
1997
Springer
14 years 2 months ago
Control-Driven Coordination Programming in Shared Dataspace
This paper argues for an alternative way of designing coordination models for parallel and distributed environments based on a complete symmetry between and decoupling of producers...
George A. Papadopoulos, Farhad Arbab