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POPL
1999
ACM
15 years 8 months ago
Parametric Shape Analysis via 3-Valued Logic
hought of as abstract interpretation for the heap How we talk about the heap   Program var X points to U that has an N field pointing to V   We use first order predicate logic ¡...
Shmuel Sagiv, Thomas W. Reps, Reinhard Wilhelm
AAAI
2000
15 years 5 months ago
Multivariate Clustering by Dynamics
We present a Bayesian clustering algorithm for multivariate time series. A clustering is regarded as a probabilistic model in which the unknown auto-correlation structure of a tim...
Marco Ramoni, Paola Sebastiani, Paul R. Cohen
VRST
2006
ACM
15 years 10 months ago
Spatial input device structure and bimanual object manipulation in virtual environments
Complex 3D interaction tasks require the manipulation of a large number of input parameters. Spatial input devices can be constructed such that their structure reflects the task ...
Arjen van Rhijn, Jurriaan D. Mulder
ICPR
2006
IEEE
16 years 5 months ago
A New Approach for Fractal Image Compression on a Virtual Hexagonal Structure
In this paper, we propose a Fractal Image Compression method on a virtual hexagonal image structure by adopting Fisher's basic method on the traditional square image structur...
Huaqing Wang, Qiang Wu, Tom Hintz, Xiangjian He
ISMAR
2007
IEEE
15 years 10 months ago
Laparoscopic Virtual Mirror for Understanding Vessel Structure Evaluation Study by Twelve Surgeons
In this paper we present the evaluation of a virtual mirror used as a navigational tool within a medical augmented reality (AR) system for laparoscopy. 12 surgeons of our clinical...
Christoph Bichlmeier, Sandro Michael Heining, Moha...