Vissarion Fisikopoulos
Vissarion Fisikopoulos
Dept Informatics & Telecoms, University of Athens, Greece
Η διεύθυνση ηλεκτρονικού ταχυδρομείου έχει επαληθευτεί στον τομέα di.uoa.gr - Αρχική σελίδα
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Efficient random-walk methods for approximating polytope volume
IZ Emiris, V Fisikopoulos
Proceedings of the thirtieth annual symposium on Computational geometry, 318, 2014
362014
An output-sensitive algorithm for computing projections of resultant polytopes
IZ Emiris, V Fisikopoulos, C Konaxis, L Peñaranda
Proceedings of the twenty-eighth annual symposium on Computational geometry …, 2012
242012
Practical polytope volume approximation
IZ Emiris, V Fisikopoulos
ACM Transactions on Mathematical Software (TOMS) 44 (4), 1-21, 2018
222018
Biogeographical, environmental and anthropogenic determinants of global patterns in bird taxonomic and trait turnover
JY Barnagaud, WD Kissling, C Tsirogiannis, V Fisikopoulos, S Villéger, ...
Global Ecology and Biogeography 26 (10), 1190-1200, 2017
212017
An oracle-based, output-sensitive algorithm for projections of resultant polytopes
Emiris, Fisikopoulos, Konaxis, Penaranda
International Journal of Computational Geometry & Applications 23 (04n05), 2013
212013
Practical volume computation of structured convex bodies, and an application to modeling portfolio dependencies and financial crises
L Calès, A Chalkis, IZ Emiris, V Fisikopoulos
arXiv preprint arXiv:1803.05861, 2018
122018
Enumeration of 2-level polytopes
A Bohn, Y Faenza, S Fiorini, V Fisikopoulos, M Macchia, K Pashkovich
Algorithms-Esa 2015, 191-202, 2015
122015
Faster geometric algorithms via dynamic determinant computation
V Fisikopoulos, L Penaranda
Computational Geometry 54, 1-16, 2016
102016
Regular triangulations and resultant polytopes
IZ Emiris, V Fisikopoulos, C Konaxis
Proc. Europ. Workshop Computat. Geometry, Dortmund, Germany, 2010
92010
Two-level polytopes with a prescribed facet
S Fiorini, V Fisikopoulos, M Macchia
International Symposium on Combinatorial Optimization, 285-296, 2016
72016
Efficient edge-skeleton computation for polytopes defined by oracles
IZ Emiris, V Fisikopoulos, B Gärtner
Journal of symbolic computation 73, 139-152, 2016
62016
Combinatorics of 4-dimensional resultant polytopes
A Dickenstein, IZ Emiris, V Fisikopoulos
Proceedings of the 38th International Symposium on Symbolic and Algebraic …, 2013
62013
Enumeration of 2-level polytopes
A Bohn, Y Faenza, S Fiorini, V Fisikopoulos, M Macchia, K Pashkovich
Mathematical Programming Computation 11 (1), 173–210, 2019
52019
volesti: Volume Approximation and Sampling for Convex Polytopes in R
A Chalkis, V Fisikopoulos
arXiv preprint arXiv:2007.01578, 2020
42020
Practical volume estimation by a new annealing schedule for cooling convex bodies
A Chalkis, IZ Emiris, V Fisikopoulos
arXiv preprint arXiv:1905.05494, 2019
42019
Exact and approximate algorithms for resultant polytopes
IZ Emiris, V Fisikopoulos, C Konaxis
Proc. Europ. Workshop Computat. Geometry, Assisi, Italy, 2012
32012
Optimizing the computation of sequences of determinantal predicates
IZ Emiris, V Fisikopoulos, L Penaranda
Proceedings of the 28th European Workshop on Computational Geometry, 109-112, 2011
32011
An implementation of range trees with fractional cascading in C++
V Fisikopoulos
arXiv preprint arXiv:1103.4521, 2011
32011
Theoretical results on query processing for RDF/SPARQL with time and space. Deliverable D2. 3, European FP7 project TELEIOS (2011)
M Koubarakis, C Nikolaou, V Fisikopoulos
3*2011
Voronoi diagram and Delaunay triangulation
I Emiris, V Fisikopoulos
Computational Geometry, 2015
22015
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