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POPL
1999
ACM
15 years 6 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 3 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 8 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 3 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 8 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...