Christian Wulff-Nilsen
Lektor, Gæsteforsker
Algorithms and Complexity
Universitetsparken 1, 2100 København Ø
Datalogisk Institut
Universitetsparken 1
2100 København Ø
- 2007
- Udgivet
A linear bound on the expected number of rectilinear full Steiner tree components spanning a fixed number of terminals.
Wulff-Nilsen, Christian, 2007, Collection of abstracts of the 23rd European workshop on computational geometry: Technische Universität Graz, Austria, March 19-20, 2007. Aichholzer, O. & Hackl, T. (red.). Verlag der Technische Universität Graz, s. 158-161 4 s.Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt
- 2008
- Udgivet
Computing Best and Worst Shortcuts of Graphs Embedded in Metric Spaces
Wulff-Nilsen, Christian & Luo, J., 2008, Algorithms and Computation: 19th International Symposium, ISAAC 2008, Gold Coast, Australia, December 15-17, 2008, Proceedings. Hong, S-H., Nagamochi, H. & Fukunaga, T. (red.). Springer, s. 764-775 12 s. (Lecture notes in computer science; Nr. 5369).Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt
- Udgivet
Computing the Dilation of Edge-Augmented Graphs Embedded in Metric Spaces
Wulff-Nilsen, Christian, 2008, Collection of Abstracts of the 24th European Workshop on Computational Geometry: EuroCG, LORIA, Nancy, France, March 18-20, 2008. Petitjean, S. (red.). LORIA, Nancy, France, s. 123-126 4 s.Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt
- Udgivet
Computing the Maximum Detour of a Plane Graph in Subquadratic Time
Wulff-Nilsen, Christian, 2008, Algorithms and Computation: 19th International Symposium, ISAAC 2008, Gold Coast, Australia, December 15-17, 2008, Proceedings. Hong, S-H., Nagamochi, H. & Fukunaga, T. (red.). Springer, s. 740-751 12 s. (Lecture notes in computer science; Nr. 5369).Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt
- Udgivet
Computing the Maximum Detour of a Plane Graph in Subquadratic Time
Wulff-Nilsen, Christian, 2008, København: Department of Computer Science, University of Copenhagen, 25 s.Publikation: Working paper › Forskning
- Udgivet
Computing the Stretch Factor of Paths, Trees, and Cycles in Weighted Fixed Orientation Metrics
Wulff-Nilsen, Christian, 2008, Proceedings of the 20th Annual Canadian Conference on Computational Geometry - CCCG 2008: August 13-15, McGill University, Montréal, Québec, Canada. CCCG - Canadian Conference on Computational Geometry, Ottawa, Ontario, Canada, s. 59-62 4 s.Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt
- Udgivet
Steiner hull algorithm for the uniform orientation metrics
Wulff-Nilsen, Christian, 2008, I: Computational Geometry. 40, 1, s. 1-13 13 s.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
- Udgivet
Sum of All-Pairs Shortest Path Distances in a Planar Graph in Subquadratic Time
Wulff-Nilsen, Christian, 2008, DIKU, s. 1-10, 10 s.Publikation: Working paper › Forskning
- Udgivet
Wiener Index, Diameter, and Stretch Factor of a Weighted Planar Graph in Subquadratic Time
Wulff-Nilsen, Christian, 2008, København: Department of Computer Science, University of Copenhagen, 30 s.Publikation: Working paper › Forskning
- 2009
- Udgivet
A novel approach to phylogenetic trees: d-dimensional geometric Steiner trees
Brazil, M., Thomas, D. A., Nielsen, B. K., Winter, Pawel, Wulff-Nilsen, Christian & Zachariasen, M., 2009, I: Networks (New York). 53, 2, s. 104-111Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
- Udgivet
Girth of a Planar Digraph with Real Edge Weights in O(nlog3n) Time.
Wulff-Nilsen, Christian, 2009, s. 1-8, 8 s.Publikation: Working paper › Forskning
- Udgivet
Korteste Veje i Planare Grafer med Reelle Kantvægte i O(n(log n)^2/loglog n) Tid
Wulff-Nilsen, Christian, 2009, Datalogisk Institut, Københavns Universitet (DIKU), 15 s.Publikation: Working paper › Forskning
- Udgivet
Minimum Cycle Basis and All-Pairs Min Cut of a Planar Graph in Subquadratic Time.
Wulff-Nilsen, Christian, 2009, s. 1-47, 47 s.Publikation: Working paper › Forskning
- Udgivet
Solving the Replacement Paths Problem for Planar Directed Graphs in O(nlog n) Time
Wulff-Nilsen, Christian, 2009, København: Datalogisk Institut, s. 1-21, 21 s.Publikation: Working paper › Forskning
- Udgivet
Wiener index and Diameter of a Planar Graph in Subquadratic Time
Wulff-Nilsen, Christian, 2009, Proceedings of the 25th European Workshop on Computational Geometry (EuroGC´09). s. 25-28 4 s.Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt
- 2010
- Udgivet
Algorithms for Planar Graphs and Graphs in Metric Spaces
Wulff-Nilsen, Christian, 2010, Museum Tusculanum. 230 s.Publikation: Bog/antologi/afhandling/rapport › Ph.d.-afhandling › Forskning
- Udgivet
Bounding the expected number of rectilinear full Steiner trees
Wulff-Nilsen, Christian, 2010, I: Networks. 56, 1, s. 1-10 10 s.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
- Udgivet
Computing the dilation of edge-augmented graphs in metric spaces
Wulff-Nilsen, Christian, 2010, I: Computational Geometry. 43, 2, s. 68-72 5 s.Publikation: Bidrag til tidsskrift › Konferenceartikel › Forskning › fagfællebedømt
- Udgivet
Min st-cut oracle for planar graphs with near-linear preprocessing time
Borradaile, G., Sankowski, P. & Wulff-Nilsen, Christian, 2010, 2010 51st Annual IEEE Symposium on Foundations of Computer Science (FOCS). IEEE, s. 601-610 10 s.Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt
- Udgivet
Shortest paths in planar graphs with real lengths in O(nlog2n/loglogn) time
Mozes, S. & Wulff-Nilsen, Christian, 2010, Algorithms – ESA 2010: 18th Annual European Symposium, Liverpool, UK, September 6-8, 2010. Proceedings, Part II. de Berg, M. & Meyer, U. (red.). Springer, Bind Part II. s. 206-217 12 s.Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt
- Udgivet
Solving the replacement paths problem for planar directed graphs in O(n logn) time
Wulff-Nilsen, Christian, 2010, Proceedings of the Twenty-First Annual ACM-SIAM Symposium on Discrete Algorithms. Charikar, M. (red.). Society for Industrial and Applied Mathematics, s. 756-765 10 s.Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt
- 2011
Separator Theorems for Minor-Free and Shallow Minor-Free Graphs with Applications
Wulff-Nilsen, Christian, 2011, Foundations of Computer Science (FOCS), 2011 IEEE 52nd Annual Symposium on. IEEE Computer Society Press, s. 37-46 10 s.Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt
- 2012
Approximate distance oracles with improved preprocessing time
Wulff-Nilsen, Christian, 2012, Proceedings of the Twenty-Third Annual ACM-SIAM Symposium on Discrete Algorithms. Society for Industrial and Applied Mathematics, s. 202-208 7 s.Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt
- Udgivet
Computing the stretch factor and maximum detour of paths, trees, and cycles in the normed space
Wulff-Nilsen, Christian, Grüne, A., Klein, R., Langetepe, E., Lee, D. T., Lin, T. C., Poon, S. H. & Yu, T. K., 2012, I: International Journal of Computational Geometry and Applications. 22, 1, s. 45-60 16 s.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
Connectivity Oracles for Planar Graphs
Borradaile, G., Pettie, S. & Wulff-Nilsen, Christian, 2012, Algorithm Theory – SWAT 2012 : 13th Scandinavian Symposium and Workshops, Helsinki, Finland, July 4-6, 2012. Proceedings. Fomin, F. V. & Kaski, P. (red.). Springer, s. 316-327 12 s. (Lecture notes in computer science, Bind 7357).Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt
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Wiener Index, Diameter, and Stretch Factor of a Weighted Planar Graph in Subquadratic Time
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Sum of All-Pairs Shortest Path Distances in a Planar Graph in Subquadratic Time
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Computing the Maximum Detour of a Plane Graph in Subquadratic Time
Publikation: Working paper › Forskning
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