Veröffentlichungen (nach Typ)
Kapitel (Teil eines Buches) [ nach oben ]

Schulz, A., Wolff, A.: Survey on Graph and Hypergraph Drawing. In: Löffler, M., Lubiw, A., Schleimer, S., und Chambers, E.M.W. (hrsg.) Computation in LowDimensional Geometry and Topology (Dagstuhl Seminar 19352). S. 8789. Schloss Dagstuhl~ LeibnizZentrum für Informatik (2019).

Haunert, J.H., Wolff, A.: Räumliche Analyse durch kombinatorische Optimierung. In: Freeden, W. und Rummel, R. (hrsg.) Handbuch der Geodäsie (6 Bände). S. 139. Springer Berlin Heidelberg (2016).

Wolff, A.: Graph Drawing and Cartography. In: Tamassia, R. (hrsg.) Handbook of Graph Drawing and Visualization. S. 697736. CRC Press, Boca Raton, FL (2013).[ BibTeX ]

Wolff, A., Knipping, L., van Kreveld, M., Strijk, T., Agarwal, P.K.: A Simple and Efficient Algorithm for HighQuality Line Labeling. In: Atkinson, P.M. und Martin, D.J. (hrsg.) Innovations in GIS VII: GeoComputation. S. 147159. Taylor & Francis (2000).

Wolff, A.: The Hardness of Approximating Set Cover. In: Mayr, E.W., Prömel, H.J., und Steger, A. (hrsg.) Lectures on Proof Verification and Approximation Algorithms. S. 249262. SpringerVerlag (1998).
Artikel in einem Journal, einer Zeitung oder einem Magazin [ nach oben ]

Chaplick, S., van Dijk, T.C., Kryven, M., Park, J.W., Ravsky, A., Wolff, A.: Bundled Crossings Revisited. Journal of Graph Algorithms & Applications. 35 pages (2020).

Chaplick, S., Kindermann, P., Löffler, A., Thiele, F., Wolff, A., Zaft, A., Zink, J.: Stick Graphs with and without Length Constraints. Journal of Graph Algorithms & Applications. 25 pages (2020).

Kryven, M., Ravsky, A., Wolff, A.: Drawing Graphs on Few Circles and Few Spheres. Journal of Graph Algorithms & Applications. 23, 371391 (2019).

Chaplick, S., Lipp, F., Wolff, A., Zink, J.: Compact Drawings of 1Planar Graphs with RightAngle Crossings and Few Bends. Computational Geometry: Theory and Applications. 84, 5068 (2019).

Das, A., Fleszar, K., Kobourov, S.G., Spoerhase, J., Veeramoni, S., Wolff, A.: Approximating the Generalized Minimum Manhattan Network Problem. Algorithmica. 80, 11701190 (2018).

Chimani, M., Felsner, S., Kobourov, S., Ueckerdt, T., Valtr, P., Wolff, A.: On the Maximum Crossing Number. Journal of Graph Algorithms & Applications. 22, 6787 (2018).

Bekos, M.A., van Dijk, T.C., Fink, M., Kindermann, P., Kobourov, S., Pupyrev, S., Spoerhase, J., Wolff, A.: Improved Approximation Algorithms for Box Contact Representations. Algorithmica. 77, 902920 (2017).

van Dijk, T.C., Fink, M., Fischer, N., Lipp, F., Markfelder, P., Ravsky, A., Suri, S., Wolff, A.: Block Crossings in Storyline Visualizations. Journal of Graph Algorithms & Applications. 21, 873913 (2017).

Bruckdorfer, T., Cornelsen, S., Gutwenger, C., Kaufmann, M., Montecchiani, F., Nöllenburg, M., Wolff, A.: Progress on Partial Edge Drawings. Journal of Graph Algorithms & Applications. 21, 757786 (2017).

Haunert, J.H., Wolff, A.: Beyond Maximum Independent Set: An Extended Integer Programming Formulation for Point Labeling. International Journal of GeoInformation. 6, article 342, 20 pages (2017).

Lipp, F., Wolff, A., Zink, J.: Faster ForceDirected Graph Drawing with the WellSeparated Pair Decomposition. Algorithms. 9, article 53, 17 pages (2016).

Kindermann, P., Niedermann, B., Rutter, I., Schaefer, M., Schulz, A., Wolff, A.: MultiSided Boundary Labeling. Algorithmica. 76, 225258 (2016).

Bekos, M.A., van Dijk, T.C., Kindermann, P., Wolff, A.: Simultaneous Drawing of Planar Graphs with RightAngle Crossings and Few Bends. Journal of Graph Algorithms & Applications. 20, 133158 (2016).

Budig, B., Dijk, T.C. van, Wolff, A.: Matching Labels and Markers in Historical Maps: An Algorithm with Interactive Postprocessing. ACM Trans. Spatial Algorithms Syst. 2, 13:113:24 (2016).

Das, A., Gansner, E.R., Kaufmann, M., Kobourov, S., Spoerhase, J., Wolff, A.: Approximating Minimum Manhattan Networks in Higher Dimensions. Algorithmica. 71, 3652 (2015).

Fink, M., Pupyrev, S., Wolff, A.: Ordering Metro Lines by Block Crossings. Journal of Graph Algorithms & Applications. 19, 111153 (2015).

Angelini, P., Eppstein, D., Frati, F., Kaufmann, M., Lazard, S., Mchedlidze, T., Teillaud, M., Wolff, A.: Universal Point Sets for Drawing Planar Graphs with Circular Arcs. Journal of Graph Algorithms & Applications. 18, 313324 (2014).

Wismath, S., Wolff, A.: Guest Editors' Foreword (Special Issue of Selected Papers from the 21st Int. Symp. Graph Drawing). Journal of Graph Algorithms & Applications. 18, 174175 (2014).

Fink, M., Haunert, J.H., Spoerhase, J., Wolff, A.: Selecting the Aspect Ratio of a Scatter Plot Based on Its Delaunay Triangulation. IEEE Transactions on Visualization and Computer Graphics. 19, 23262335 (2013).

Rutter, I., Wolff, A.: Augmenting the Connectivity of Planar and Geometric Graphs. Journal of Graph Algorithms & Applications. 16, 599628 (2012).

Atienza, N., de Castro, N., Cortés, C., Garrido, M.Á., Grima, C.I., Hernández, G., Márquez, A., MorenoGonzález, A., Nöllenburg, M., Portillo, J.R., Reyes, P., Valenzuela, J., Villar, M.T., Wolff, A.: Cover Contact Graphs. Journal of Computational Geometry. 3, (2012).

Buchin, K., Buchin, M., Byrka, J., Nöllenburg, M., Okamoto, Y., Silveira, R.I., Wolff, A.: Drawing (Complete) Binary Tanglegrams: Hardness, Approximation, FixedParameter Tractability. Algorithmica. 62, 309332 (2012).

Fink, M., Haunert, J.H., Schulz, A., Spoerhase, J., Wolff, A.: Algorithms for Labeling Focus Regions. IEEE Transactions on Visualization and Computer Graphics. 18, 25832592 (2012).

Nöllenburg, M., Wolff, A.: Drawing and Labeling HighQuality Metro Maps by MixedInteger Programming. IEEE Transactions on Visualization and Computer Graphics. 17, 626641 (2011).

Erlebach, T., Hagerup, T., Jansen, K., Minzlaff, M., Wolff, A.: Trimming of Graphs, with Application to Point Labeling. Theory of Computing Systems. 47, 613636 (2010).

Been, K., Nöllenburg, M., Poon, S.H., Wolff, A.: Optimizing Active Ranges for Consistent Dynamic Map Labeling. Computational Geometry: Theory and Applications. 43, 312328 (2010).

Haunert, J.H., Wolff, A.: Area aggregation in map generalisation by mixedinteger programming. International Journal of Geographical Information Science. 24, 18711897 (2010).

Rutter, I., Wolff, A.: Computing Large Matchings Fast. ACM Transactions on Algorithms. 7, article 1, 21 pages (2010).

Ahn, H.K., Alt, H., Asano, T., Bae, S.W., Brass, P., Cheong, O., Knauer, C., Na, H.S., Shin, C.S., Wolff, A.: Constructing Optimal Highways. International Journal of Foundations of Computer Science. 20, 323 (2009).

Benkert, M., Gudmundsson, J., Knauer, C., van Oostrum, R., Wolff, A.: A PolynomialTime Approximation Algorithm for a Geometric Dispersion Problem. International Journal of Computational Geometry and Applications. 19, 267288 (2009).

Goaoc, X., Kratochvíl, J., Okamoto, Y., Shin, C.S., Spillner, A., Wolff, A.: Untangling a Planar Graph. Discrete & Computational Geometry. 42, 542569 (2009).

Bereg, S., Mutsanas, N., Wolff, A.: Matching Points with Rectangles and Squares. Computational Geometry: Theory and Applications. 42, 93108 (2009).

Görke, R., Shin, C.S., Wolff, A.: Constructing the City Voronoi Diagram Faster. International Journal of Computational Geometry and Applications. 18, 275294 (2008).

Reinbacher, I., Benkert, M., van Kreveld, M., Mitchell, J.S.B., Snoeyink, J., Wolff, A.: Delineating Boundaries for Imprecise Regions. Algorithmica. 50, 386414 (2008).

Nöllenburg, M., Merrick, D., Wolff, A., Benkert, M.: Morphing Polylines: A Step Towards Continuous Generalization. Computers, Environment and Urban Systems. 32, 248260 (2008).

Benkert, M., Gudmundsson, J., Haverkort, H., Wolff, A.: Constructing InterferenceMinimal Networks. Computational Geometry: Theory and Applications. 40, 179194 (2008).

Gerdjikov, S., Wolff, A.: Decomposing a Simple Polygon into PseudoTriangles and Convex Polygons. Computational Geometry: Theory and Applications. 41, 2130 (2008).

Bekos, M.A., Kaufmann, M., Symvonis, A., Wolff, A.: Boundary Labeling: Models and Efficient Algorithms for Rectangular Maps. Computational Geometry: Theory and Applications. 36, 215236 (2007).

Knauer, C., Schramm, É., Spillner, A., Wolff, A.: Configurations with Few Crossings in Topological Graphs. Computational Geometry: Theory and Applications. 37, 104114 (2007).

Wolff, A.: Drawing Subway Maps: A Survey. Informatik~ Forschung & Entwicklung. 22, 2344 (2007).

Daescu, O., Mi, N., Shin, C.S., Wolff, A.: FarthestPoint Queries with Geometric and Combinatorial Constraints. Computational Geometry: Theory and Applications. 33, 174185 (2006).

Benkert, M., Wolff, A., Widmann, F., Shirabe, T.: The Minimum Manhattan Network Problem: Approximations and Exact Solutions. Computational Geometry: Theory and Applications. 35, 188208 (2006).

Asano, T., de Berg, M., Cheong, O., Everett, H., Haverkort, H., Katoh, N., Wolff, A.: Optimal Spanners for AxisAligned Rectangles. Computational Geometry: Theory and Applications. 30, 5977 (2005).

Gudmundsson, J., Haverkort, H., Park, S.M., Shin, C.S., Wolff, A.: Facility Location and the Geometric MinimumDiameter Spanning Tree. Computational Geometry: Theory and Applications. 27, 87106 (2004).

Poon, S.H., Shin, C.S., Strijk, T., Uno, T., Wolff, A.: Labeling Points with Weights. Algorithmica. 38, 341362 (2003).

Wolff, A., Thon, M., Xu, Y.: A Simple Factor2/3 Approximation Algorithm for TwoCircle Point Labeling. International Journal of Computational Geometry and Applications. 12, 269281 (2002).

Kapoor, V., Kühl, D., Wolff, A.: A Tutorial for Designing Flexible Geometric Algorithms. Algorithmica. 33, 5270 (2002).

van Dijk, S., van Kreveld, M., Strijk, T., Wolff, A.: Towards an Evaluation of Quality for Names Placement Methods. International Journal of Geographical Information Science. 16, 641661 (2002).

Wagner, F., Wolff, A., Kapoor, V., Strijk, T.: Three Rules Suffice for Good Label Placement. Algorithmica. 30, 334349 (2001).

Strijk, T., Wolff, A.: Labeling Points with Circles. International Journal of Computational Geometry and Applications. 11, 181195 (2001).

van Kreveld, M., Strijk, T., Wolff, A.: Point Labeling with Sliding Labels. Computational Geometry: Theory and Applications. 13, 2147 (1999).

Wagner, F., Wolff, A.: A Practical Map Labeling Algorithm. Computational Geometry: Theory and Applications. 7, 387404 (1997).
Buch oder Konferenzband [ nach oben ]

Fabrikant, S.I., Miksch, S., Wolff, A. hrsg: Visual Analytics for Sets over Time and Space. Schloss Dagstuhl~ LeibnizZentrum für Informatik (2019).

Wismath, S., Wolff, A. hrsg: Proceedings of the 21st International Symposium on Graph Drawing (GD'13). SpringerVerlag (2013).[ BibTeX ]

Kobourov, S., Wolff, A., van Ham, F. hrsg: Putting Data on the Map. Schloss Dagstuhl~ LeibnizZentrum für Informatik (2012).

Dykes, J., MüllerHannemann, M., Wolff, A. hrsg: Schematization in Cartography, Visualization, and Computational Geometry. , Schloss Dagstuhl (2011).

Gudmundsson, J., Klein, R., Narasimhan, G., Smid, M., Wolff, A. hrsg: Geometric Networks and Metric Space Embeddings. Schloss Dagstuhl~ LeibnizZentrum für Informatik (2007).
Dissertation oder Abschlussarbeit [ nach oben ]

Wolff, A.: Automated Label Placement in Theory and Practice, (1999).

Wolff, A.: Map Labeling, (1995).[ BibTeX ]
Artikel in Konferenzband [ nach oben ]

Chaplick, S., Förster, H., Kryven, M., Wolff, A.: Drawing Graphs with Circular Arcs and RightAngle Crossings. In: Albers, S. (hrsg.) Proc. 17th Scand. Symp. and Workshops on Algorithm Theory (SWAT'20). S. 21:121:14. Schloss Dagstuhl~ LeibnizZentrum für Informatik (2020).

Firman, O., Felsner, S., Kindermann, P., Ravsky, A., Wolff, A., Zink, J.: The Complexity of Finding Tangles. In: Chaplick, S., Kindermann, P., und Wolff, A. (hrsg.) Proc. 36th European Workshop on Computational Geometry (EuroCG'20). S. 67:18 (2020).

Arseneva, E., Kleist, L., Klemz, B., Löffler, M., Schulz, A., Vogtenhuber, B., Wolff, A.: Representing Graphs by Polygons with Edge Contacts in 3D. In: Chaplick, S., Kindermann, P., und Wolff, A. (hrsg.) Proc. 36th European Workshop on Computational Geometry (EuroCG'20). S. 53:18 (2020).

Evans, W., Gethner, E., SpaldingJamieson, J., Wolff, A.: Angle Covers: Algorithms and Complexity. In: Rahman, S., Sadakane, K., und Sung, W.K. (hrsg.) Proc. 14th Int. Workshop Algorithms Comput. (WALCOM'20). S. 94106. SpringerVerlag (2020).

Chaplick, S., van Dijk, T.C., Kryven, M., Park, J.W., Ravsky, A., Wolff, A.: Bundled Crossings Revisited. In: Archambault, D. und Tóth, C.D. (hrsg.) Proc. 27th Int. Symp. Graph Drawing & Network Vis. (GD'19). S. 6377. SpringerVerlag (2019).

Chaplick, S., van Dijk, T.C., Kryven, M., Park, J.W., Ravsky, A., Wolff, A.: Bundled Crossings Revisited. In: Löffler, M. (hrsg.) Proc. 35th European Workshop on Computational Geometry (EuroCG'19). S. 57:17 (2019).

Firman, O., Kindermann, P., Ravsky, A., Wolff, A., Zink, J.: Computing OptimalHeight Tangles Faster. In: Archambault, D. und Tóth, C.D. (hrsg.) Proc. 27th Int. Symp. Graph Drawing & Network Vis. (GD'19). S. 203215. SpringerVerlag (2019).

Chaplick, S., Förster, H., Kryven, M., Wolff, A.: On Arrangements of Orthogonal Circles. In: Archambault, D. und Tóth, C.D. (hrsg.) Proc. 27th Int. Symp. Graph Drawing & Network Vis. (GD'19). S. 216229. SpringerVerlag (2019).

Okamoto, Y., Ravsky, A., Wolff, A.: Variants of the Segment Number of a Graph. In: Archambault, D. und Tóth, C.D. (hrsg.) Proc. 27th Int. Symp. Graph Drawing & Network Vis. (GD'19). S. 430443. SpringerVerlag (2019).

Firman, O., Kindermann, P., Ravsky, A., Wolff, A., Zink, J.: Computing Optimal Tangles Faster. In: Löffler, M. (hrsg.) Proc. 35th European Workshop on Computational Geometry (EuroCG'19). S. 61:17 (2019).

Biedl, T., Felsner, S., Meijer, H., Wolff, A.: Line and Plane Cover Numbers Revisited. In: Archambault, D. und Tóth, C.D. (hrsg.) Proc. 27th Int. Symp. Graph Drawing & Network Vis. (GD'19). S. 409415. SpringerVerlag (2019).

Chaplick, S., Kindermann, P., Löffler, A., Thiele, F., Wolff, A., Zaft, A., Zink, J.: Stick Graphs with Length Constraints. In: Archambault, D. und Tóth, C.D. (hrsg.) Proc. 27th Int. Symp. Graph Drawing & Network Vis. (GD'19). S. 317. SpringerVerlag (2019).

Evans, W., Rzka.zewski, P., Saeedi, N., Shin, C.S., Wolff, A.: Representing Graphs and Hypergraphs by Touching Polygons in 3D. In: Archambault, D. und Tóth, C.D. (hrsg.) Proc. 27th Int. Symp. Graph Drawing & Network Vis. (GD'19). S. 1832. SpringerVerlag (2019).

Ahmed, A.R., Angelini, P., Darabi Sahneh, F., Efrat, A., Glickenstein, D., Gronemann, M., Heinsohn, N., Kobourov, S.G., Spence, R., Watkins, J., Wolff, A.: MultiLevel Steiner Trees. In: D'Angelo, G. (hrsg.) Proc. 17th Int. Symp. Exper. Algorithms (SEA'18). S. 15:114. Schloss Dagstuhl~ LeibnizZentrum für Informatik (2018).

Chimani, M., Felsner, S., Kobourov, S., Ueckerdt, T., Valtr, P., Wolff, A.: On the Maximum Crossing Number. In: Brankovic, L., Ryan, J., und Smith, B. (hrsg.) Proc. 28th Int. Workshop Combin. Algorithms (IWOCA'17). S. 14 pages. SpringerVerlag (2018).

Argyriou, E., Cornelsen, S., Förster, H., Kaufmann, M., Nöllenburg, M., Okamoto, Y., Raftopoulou, C., Wolff, A.: Orthogonal and Smooth Orthogonal Layouts of 1Planar Graphs with Low Edge Complexity. In: Biedl, T. und Kerren, A. (hrsg.) Proc. 26th Int. Symp. Graph Drawing & Network Vis. (GD'18). S. 509523. SpringerVerlag (2018).

Chan, T.M., van Dijk, T.C., Fleszar, K., Spoerhase, J., Wolff, A.: Stabbing Rectangles by Line Segments~ How Decomposition Reduces the ShallowCell Complexity. In: Hsu, W.L., Lee, D.T., und Liao, C.S. (hrsg.) Proc. 29th Annu. Int. Symp. Algorithms Comput. (ISAAC'18). S. 61:161:13. Schloss Dagstuhl~ LeibnizZentrum für Informatik (2018).

Chaplick, S., Kryven, M., Liotta, G., Löffler, A., Wolff, A.: Beyond Outerplanarity. In: Frati, F. und Ma, K.L. (hrsg.) Proc. 25th Int. Symp. Graph Drawing & Network Vis. (GD'17). S. 546559. SpringerVerlag (2018).

Kryven, M., Ravsky, A., Wolff, A.: Drawing Graphs on Few Circles and Few Spheres. In: Frati, F. und Ma, K.L. (hrsg.) Proc. 25th Int. Symp. Graph Drawing & Network Vis. (GD'17). S. 591593. SpringerVerlag (2018).

Firman, O., Lipp, F., Straube, L., Wolff, A.: Examining Weak Line Covers with Two Lines in the Plane. In: Biedl, T. und Kerren, A. (hrsg.) Proc. Int. Symp. Graph Drawing Network Vis. (GD'18). S. 643645 (2018).

Chaplick, S., Lipp, F., Wolff, A., Zink, J.: Compact Drawings of 1Planar Graphs with RightAngle Crossings and Few Bends. In: Biedl, T. und Kerren, A. (hrsg.) Proc. 26th Int. Symp. Graph Drawing & Network Vis. (GD'18). S. 137151. SpringerVerlag (2018).

Kryven, M., Ravsky, A., Wolff, A.: Drawing Graphs on Few Circles and Few Spheres. In: Panda, B.S. und Goswami, P.P. (hrsg.) Proc. 4th Conf. Algorithms & Discrete Appl. Math. (CALDAM'18). S. 164178. SpringerVerlag (2018).

van Dijk, T.C., Lipp, F., Markfelder, P., Wolff, A.: Computing Storylines with Few Block Crossings. In: Frati, F. und Ma, K.L. (hrsg.) Proc. 25th Int. Symp. Graph Drawing & Network Vis. (GD'17). S. 365378. SpringerVerlag (2018).

Chaplick, S., Lipp, F., Wolff, A., Zink, J.: 1Bend RAC Drawings of NICPlanar Graphs in Quadratic Area. In: Korman, M. und Mulzer, W. (hrsg.) Proc. 34th Europ. Workshop Comput. Geom. (EuroCG'18). S. 28:16 (2018).[ BibTeX ]

Chaplick, S., Chimani, M., Cornelsen, S., Da Lozzo, G., Nöllenburg, M., Patrignani, M., Tollis, I.G., Wolff, A.: Planar LDrawings of Directed Graphs. In: Frati, F. und Ma, K.L. (hrsg.) Proc. 25th Int. Symp. Graph Drawing & Network Vis. (GD'17). S. 465478. SpringerVerlag (2018).

Firman, O., Ravsky, A., Wolff, A.: On the Weak Line Cover Numbers. In: Korman, M. und Mulzer, W. (hrsg.) Proc. 34th Europ. Workshop Comput. Geom. (EuroCG'18). S. 63:15 (2018).[ BibTeX ]

Peng, D., Wolff, A., Haunert, J.H.: Using the A\($^\star$\) Algorithm to Find Optimal Sequences for Area Aggregation. In: Peterson, M.P. (hrsg.) Proc. 28th Int. Cartogr. Conf. (ICC'17)  Advances in Cartogr. & GIScience. S. 389404. SpringerVerlag (2017).

van Dijk, T.C., Wolff, A.: AlgorithmicallyGuided User Interaction. In: Hoel, E., Newsam, S.D., Ravada, S., Tamassia, R., und Trajcevski, G. (hrsg.) Proc. 25th Int. ACM Symp. Advances Geogr. Inform. Syst. (ACMGIS'17). S. 11:111:4 (2017).

Chaplick, S., Fleszar, K., Lipp, F., Ravsky, A., Verbitsky, O., Wolff, A.: The Complexity of Drawing Graphs on Few Lines and Few Planes. In: Ellen, F., Kolokolova, A., und Sack, J.R. (hrsg.) Proc. Algorithms Data Struct. Symp. (WADS'17). S. 265276. SpringerVerlag (2017).

Evans, W.S., Fleszar, K., Kindermann, P., Saeedi, N., Shin, C.S., Wolff, A.: Minimum Rectilinear Polygons for Given Angle Sequences. In: Akiyama, J., Ito, H., und Sakai, T. (hrsg.) Proc. Japan. Conf. Discrete Comput. Geom. Graphs (JCDCGG'16). S. 105119. SpringerVerlag (2016).

van Dijk, T.C., Fink, M., Fischer, N., Lipp, F., Markfelder, P., Ravsky, A., Suri, S., Wolff, A.: Block Crossings in Storyline Visualizations. In: Hu, Y. und Nöllenburg, M. (hrsg.) Proc. 24th Int. Symp. Graph Drawing & Network Vis. (GD'16). S. 382398. SpringerVerlag (2016).

Löffler, A., van Dijk, T.C., Wolff, A.: Snapping Graph Drawings to the Grid Optimally. In: Hu, Y. und Nöllenburg, M. (hrsg.) Proc. 24th Int. Symp. Graph Drawing & Network Vis. (GD'16). S. 144151. SpringerVerlag (2016).

Chaplick, S., Fleszar, K., Lipp, F., Ravsky, A., Verbitsky, O., Wolff, A.: Drawing Graphs on Few Lines and Few Planes. In: Hu, Y. und Nöllenburg, M. (hrsg.) Proc. 24th Int. Symp. Graph Drawing & Network Vis. (GD'16). S. 166180. SpringerVerlag (2016).

Haunert, J.H., Wolff, A.: Beyond Maximum Independent Set: An Extended Model for PointFeature Label Placement. Proc. ISPRS (Commission II, WG II/2). S. 109114 (2016).

Chaplick, S., Lipp, F., Park, J.won, Wolff, A.: Obstructing Visibilities with One Obstacle. In: Hu, Y. und Nöllenburg, M. (hrsg.) Proc. 24th Int. Symp. Graph Drawing & Network Vis. (GD'16). S. 295308. SpringerVerlag (2016).

Peng, D., Wolff, A., Haunert, J.H.: Continuous Generalization of Administrative Boundaries Based on Compatible Triangulations. In: Sarjakoski, T., Santos, M.Y., und Sarjakoski, L.T. (hrsg.) Proc. 19th AGILE Conference on Geographic Information Science~ Geospatial Data in a Changing World. S. 399415. SpringerVerlag (2016).

Schwartges, N., Morgan, B., Haunert, J.H., Wolff, A.: Labeling Streets Along a Route in Interactive 3D Maps Using Billboards. In: Bacao, F., Santos, M.Y., und Painho, M. (hrsg.) Proc. 18th AGILE Conf. Geogr. Inform. Sci. (AGILE'15). S. 269287. SpringerVerlag (2015).[ BibTeX ]

Chaplick, S., Kindermann, P., Lipp, F., Wolff, A.: Solving Optimization Problems on Orthogonal Ray Graphs. Proc. Japan. Conf. Discrete Comput. Geom. Graphs (JCDCGG'15). S. 2 pp. (2015).

Lipp, F., Wolff, A.L., Zink, J.: Faster ForceDirected Graph Drawing with the WellSeparated Pair Decomposition. In: Di Giacomo, E. und Lubiw, A. (hrsg.) Proc. 23rd Int. Symp. Graph Drawing & Network Vis. (GD'15). S. 5259. SpringerVerlag (2015).

Alam, M.J., Bläsius, T., Rutter, I., Ueckerdt, T., Wolff, A.: Pixel and Voxel Representations of Graphs. In: Di Giacomo, E. und Lubiw, A. (hrsg.) Proc. 23rd Int. Symp. Graph Drawing & Network Vis. (GD'15). S. 472486. SpringerVerlag (2015).

Bereg, S., Fleszar, K., Kindermann, P., Pupyrev, S., Spoerhase, J., Wolff, A.: Colored NonCrossing Euclidean Steiner Forest. In: Elbassioni, K. und Makino, K. (hrsg.) Proc. 26th Annu. Int. Symp. Algorithms Comput. (ISAAC'15). S. 113. SpringerVerlag (2015).

Bekos, M.A., van Dijk, T.C., Kindermann, P., Wolff, A.: Simultaneous Drawing of Planar Graphs with RightAngle Crossings and Few Bends. In: Rahman, M.S. und Tomita, E. (hrsg.) Proc. 9th Int. Workshop Algorithms Comput. (WALCOM'15). S. 222233. SpringerVerlag (2015).

Kindermann, P., Schulz, A., Spoerhase, J., Wolff, A.: On Monotone Drawings of Trees. In: Duncan, C. und Symvonis, A. (hrsg.) Proc. 22nd Int. Sympos. Graph Drawing (GD'14). S. 488500. SpringerVerlag (2014).

Aulbach, M., Fink, M., Schuhmann, J., Wolff, A.: Drawing Graphs within Restricted Area. In: Duncan, C. und Symvonis, A. (hrsg.) Proc. 22nd Int. Sympos. Graph Drawing (GD'14). S. 367379. SpringerVerlag (2014).

Fink, M., Lechner, M., Wolff, A.: Concentric Metro Maps. Proc. Schematic Mapping Workshop (SMW'14). , Wivenhoe Park (2014).

Bekos, M.A., van Dijk, T.C., Kindermann, P., Wolff, A.: Simultaneous Drawing of Planar Graphs with RightAngle Crossings and Few Bends. In: Duncan, C. und Symvonis, A. (hrsg.) Proc. 22nd Int. Sympos. Graph Drawing (GD'14). S. 515516. SpringerVerlag (2014).

Kindermann, P., Lipp, F., Wolff, A.: Luatodonotes: Boundary Labeling for Annotations in Texts. In: Duncan, C. und Symvonis, A. (hrsg.) Proc. 22nd Int. Sympos. Graph Drawing (GD'14). S. 7688. SpringerVerlag (2014).[ BibTeX ]

Schwartges, N., Wolff, A., Haunert, J.H.: Labeling Streets in Interactive Maps using Embedded Labels. In: Huang, Y., Schneider, M., Gertz, M., Krumm, J., und Sankaranarayanan, J. (hrsg.) Proc. 22nd ACM SIGSPATIAL Int. Conf. Advances Geogr. Inform. Syst. (ACMGIS'14). S. 517520 (2014).

Peng, D., Wolff, A.: Watch Your Data Structures. Proc. 22th Annu. Geograph. Inform. Sci. Research Conf. UK (GISRUK'14). S. 10 pages. , Glasgow (2014).

Schwartges, N., Haunert, J.H., Wolff, A., Zwiebler, D.: Point Labeling with Sliding Labels in Interactive Maps. In: Huerta, J., Schade, S., und Granell, C. (hrsg.) Proc. 17th AGILE Conf. Geogr. Inform. Sci. (AGILE'14). S. 295310. SpringerVerlag (2014).[ BibTeX ]

Alam, M.J., Bekos, M.A., Kaufmann, M., Kindermann, P., Kobourov, S.G., Wolff, A.: Smooth Orthogonal Drawings of Planar Graphs. In: Pardo, A. und Viola, A. (hrsg.) Proc. 11th Latin American Sympos. Theor. Inform. (LATIN'14). S. 144155. SpringerVerlag (2014).

Bekos, M.A., van Dijk, T.C., Fink, M., Kindermann, P., Kobourov, S., Pupyrev, S., Spoerhase, J., Wolff, A.: Improved Approximation Algorithms for Box Contact Representations. In: Schulz, A. und Wagner, D. (hrsg.) Proc. 22nd Annu. Europ. Symp. Algorithms (ESA'14). S. 8799. SpringerVerlag, Wroc{\l}aw (2014).

Barth, L., Fabrikant, S.I., Kobourov, S., Lubiw, A., Nöllenburg, M., Okamoto, Y., Pupyrev, S., Squarcella, C., Ueckerdt, T., Wolff, A.: Semantic Word Cloud Representations: Hardness and Approximation Algorithms. In: Pardo, A. und Viola, A. (hrsg.) Proc. 11th Latin American Sympos. Theor. Inform. (LATIN'14). S. 514525. SpringerVerlag (2014).

Bruckdorfer, T., Cornelsen, S., Gutwenger, C., Kaufmann, M., Montecchiani, F., Nöllenburg, M., Wolff, A.: Progress on Partial Edge Drawings. In: Didimo, W. und Patrignani, M. (hrsg.) Proc. 20th Int. Sympos. Graph Drawing (GD'12). S. 6778. SpringerVerlag (2013).

Fink, M., Haverkort, H., Nöllenburg, M., Roberts, M., Schuhmann, J., Wolff, A.: Drawing Metro Maps using Bézier Curves. In: Didimo, W. und Patrignani, M. (hrsg.) Proc. 20th Int. Sympos. Graph Drawing (GD'12). S. 463474. SpringerVerlag (2013).

Schwartges, N., Allerkamp, D., Haunert, J.H., Wolff, A.: Optimizing Active Ranges for Point Selection in Dynamic Maps. Proc. 16th ICA Generalisation Workshop (ICAGW'13). , Dresden (2013).

Angelini, P., Eppstein, D., Fabrizio Frati, M.K., Lazard, S., Tamara Mchedlidze, M.T., Wolff, A.: Universal Point Sets for Planar Graph Drawings with Circular Arcs. Proc. 25th Canadian Conf. Comput. Geom. (CCCG'13). S. 117122. , Waterloo, ON, Canada (2013).

Das, A., Fleszar, K., Kobourov, S.G., Spoerhase, J., Veeramoni, S., Wolff, A.: Polylogarithmic Approximation for Generalized Minimum Manhattan Networks. In: Fekete, S. (hrsg.) Proc. 29th Europ. Workshop Comput. Geom. (EuroCG'13). S. 8184. , Braunschweig (2013).

Peng, D., Haunert, J.H., Wolff, A.: Morphing Polylines Based on Least Squares Adjustment. Proc. 16th ICA Generalisation Workshop (ICAGW'13). , Dresden (2013).

Kindermann, P., Niedermann, B., Rutter, I., Schaefer, M., Schulz, A., Wolff, A.: TwoSided Boundary Labeling with Adjacent Sides. In: Fekete, S. (hrsg.) Proc. 29th Europ. Workshop Comput. Geom. (EuroCG'13). S. 233236. , Braunschweig (2013).

Fink, M., Haunert, J.H., Spoerhase, J., Wolff, A.: Selecting the Aspect Ratio of a Scatter Plot Based on Its Delaunay Triangulation. In: Fekete, S. (hrsg.) Proc. 29th Europ. Workshop Comput. Geom. (EuroCG'13). S. 119122. , Braunschweig (2013).

Das, A., Fleszar, K., Kobourov, S.G., Spoerhase, J., Veeramoni, S., Wolff, A.: Approximating the Generalized Minimum Manhattan Network Problem. In: Cai, L., Cheng, S.W., und Lam, T.W. (hrsg.) Proc. 24th Annu. Int. Symp. Algorithms Comput. (ISAAC'13). S. 722732. SpringerVerlag (2013).

Kindermann, P., Niedermann, B., Rutter, I., Schaefer, M., Schulz, A., Wolff, A.: TwoSided Boundary Labeling with Adjacent Sides. In: Dehne, F., SolisOba, R., und Sack, J.R. (hrsg.) Proc. 13th Int. Algorithms Data Struct. Symp. (WADS'13). S. 463474. SpringerVerlag (2013).

Fink, M., Haunert, J.H., Mchedlidze, T., Spoerhase, J., Wolff, A.: Drawing Graphs with Vertices at Specified Positions and Crossings at Large Angles. In: van Kreveld, M. und Speckmann, B. (hrsg.) Proc. 19th Int. Sympos. Graph Drawing (GD'11). S. 441442. SpringerVerlag (2012).

Schwartges, N., Spoerhase, J., Wolff, A.: Approximation Algorithms for the Maximum Leaf Spanning Tree Problem on Acyclic Digraphs. In: SolisOba, R. und Persiano, G. (hrsg.) Proc. 9th Workshop Approx. Online Algorithms (WAOA'11). S. 7788. SpringerVerlag, Saarbr{ü}cken (2012).

Fink, M., Haunert, J.H., Mchedlidze, T., Spoerhase, J., Wolff, A.: Drawing Graphs with Vertices at Specified Positions and Crossings at Large Angles. In: Rahman, M.S. und Nakano, S.ichi (hrsg.) Proc. Workshop Algorithms Comput. (WALCOM'12). S. 186197. SpringerVerlag (2012).

Das, A., Gansner, E.R., Kaufmann, M., Kobourov, S., Spoerhase, J., Wolff, A.: Approximating Minimum Manhattan Networks in Higher Dimensions. In: Demetrescu, C. und Halldórsson, M.M. (hrsg.) Proc. 19th Annu. Europ. Symp. on Algorithms (ESA'11). S. 4960. SpringerVerlag, Saarbr{ü}cken (2011).

de Berg, M., van Nijnatten, F., Sitters, R., Woeginger, G.J., Wolff, A.: The Traveling Salesman Problem Under Squared Euclidean Distances. In: Marion, J.Y. und Schwentick, T. (hrsg.) Proc. 27th Int. Sympos. Theoretical Aspects Comput. Sci. (STACS'10). S. 239250. , Nancy (2010).

de Berg, M., Gerrits, D., Khosravi, A., Rutter, I., Tsirogiannis, C., Wolff, A.: How Alexander the Great Brought the Greeks Together While Inflicting Minimal Damage to the Barbarians. Proc. 26th European Workshop Comput. Geom. (EuroCG'10). S. 7376. , Dortmund (2010).

Haunert, J.H., Wolff, A.: Optimal and Topologically Safe Simplification of Building Footprints. Proc. 18th Int. ACM Symp. Advances Geogr. Inform. Syst. (ACMGIS'10). S. 192201. , San Jose, CA (2010).

Katz, B., Krug, M., Rutter, I., Wolff, A.: ManhattanGeodesic Embedding of Planar Graphs. In: Eppstein, D. und Gansner, E.R. (hrsg.) Proc. 17th Int. Sympos. Graph Drawing (GD'09). S. 207218. SpringerVerlag (2010).

Keiren, J., van Walderveen, F., Wolff, A.: Constructability of Triplets. In: Langerman, S. (hrsg.) Proc. 25th European Workshop on Computational Geometry (EuroCG'09). , Brussels (2009).

Buchin, K., Buchin, M., Byrka, J., Nöllenburg, M., Okamoto, Y., Silveira, R.I., Wolff, A.: Drawing (Complete) Binary Tanglegrams: Hardness, Approximation, FixedParameter Tractability. In: Tollis, I.G. und Patrignani, M. (hrsg.) Proc. 16th Int. Sympos. Graph Drawing (GD'08). S. 324335. SpringerVerlag, Hersonissos, Crete (2009).

Nöllenburg, M., Völker, M., Wolff, A., Holten, D.: Drawing Binary Tanglegrams: An Experimental Evaluation. Proc. 11th Workshop Algorithm Engineering and Experiments (ALENEX'09). S. 106119 (2009).

Rutter, I., Wolff, A.: Augmenting the Connectivity of Planar and Geometric Graphs. Proc. Int. Conf. Topological Geom. Graph Theory (TGGT'08). S. 5356. , Paris (2008).

Rutter, I., Wolff, A.: Augmenting the Connectivity of Planar and Geometric Graphs. In: Petitjean, S. (hrsg.) Proc. 24th European Workshop on Computational Geometry (EuroCG'08). S. 7174. , Nancy (2008).

Goaoc, X., Kratochvíl, J., Okamoto, Y., Shin, C.S., Wolff, A.: Moving Vertices to Make Drawings Plane. In: Hong, S.H., Nishizeki, T., und Quan, W. (hrsg.) Proc. 15th Int. Sympos. Graph Drawing (GD'07). S. 101112. SpringerVerlag, Sydney (2008).

Been, K., Nöllenburg, M., Poon, S.H., Wolff, A.: Optimizing Active Ranges for Consistent Dynamic Map Labeling. Proc. 24th Annu. ACM Sympos. Comput. Geom. (SoCG'08). S. 1019. , College Park, MD (2008).

Atienza, N., de Castro, N., Cortés, C., Garrido, M.Á., Grima, C.I., Hernández, G., Márquez, A., Moreno, A., Nöllenburg, M., Portillo, J.R., Reyes, P., Valenzuela, J., Villar, M.T., Wolff, A.: Cover Contact Graphs. In: Hong, S.H., Nishizeki, T., und Quan, W. (hrsg.) Proc. 15th Int. Sympos. Graph Drawing (GD'07). S. 171182. SpringerVerlag, Sydney (2008).

Erlebach, T., Hagerup, T., Jansen, K., Minzlaff, M., Wolff, A.: Trimming of Graphs, with Application to Point Labeling. In: Albers, S. und Weil, P. (hrsg.) Proc. 25th Int. Sympos. Theoretical Aspects Comput. Sci. (STACS'08). S. 265276. , Bordeaux (2008).

Spillner, A., Wolff, A.: Untangling a Planar Graph. In: Geffert, V., Karhumäki, J., Bertoni, A., Preneel, B., Návrat, P., und Bieliková, M. (hrsg.) Proc. 34th Int. Conf. Current Trends Theory & Practice Comput. Sci. (SOFSEM'08). S. 473484. SpringerVerlag, Nov{{\'y}} Smokovec, Slovakia (2008).

Rutter, I., Wolff, A.: Computing Large Matchings Fast. Proc. 19th ACMSIAM Sympos. Discrete Algorithms (SODA'08). S. 183192. , San Francisco (2008).

Haunert, J.H., Wolff, A.: Optimal Simplification of Building Ground Plans. Proc. 21st Congress Int. Society Photogrammetry Remote Sensing (ISPRS'08), Technical Commision II/3. S. 373378. , Beijing (2008).

Been, K., Nöllenburg, M., Poon, S.H., Wolff, A.: Optimizing Active Ranges for Consistent Dynamic Map Labeling. In: Petitjean, S. (hrsg.) Proc. 24th European Workshop on Computational Geometry (EuroCG'08). S. 5558. , Nancy (2008).

Benkert, M., Nöllenburg, M., Uno, T., Wolff, A.: Minimizing IntraEdge Crossings in Wiring Diagrams and Public Transport Maps. In: Kaufmann, M. und Wagner, D. (hrsg.) Proc. 14th Int. Sympos. Graph Drawing (GD'06). S. 270281. SpringerVerlag, Karlsruhe, Germany (2007).

Bereg, S., Völker, M., Wolff, A., Zhang, Y.: Straightening Drawings of Clustered Hierarchical Graphs. In: van Leeuwen, J., Italiano, G.F., van der Hoek, W., Meinel, C., Sack, H., und Plasil, F. (hrsg.) Proc. 33rd Int. Conf. Current Trends Theory & Practice Comput. Sci. (SOFSEM'07). S. 177186. SpringerVerlag, Harrachov, Czech Republic (2007).

Ahn, H.K., Alt, H., Asano, T., Bae, S.W., Brass, P., Cheong, O., Knauer, C., Na, H.S., Shin, C.S., Wolff, A.: Constructing Optimal Highways. In: Jay, B. und Gudmundsson, J. (hrsg.) Proc. 13th Conf. Computing: The Australasian Theory Sympos. (CATS'07). S. 714. Australian Computer Society, Ballarat, Australia (2007).

Merrick, D., Nöllenburg, M., Wolff, A., Benkert, M.: Morphing Polygonal Lines: A Step Towards Continuous Generalization. In: Aichholzer, O. und Hackl, T. (hrsg.) Proc. 23rd European Workshop on Computational Geometry (EWCG'07). S. 69. , Graz (2007).

Merrick, D., Nöllenburg, M., Wolff, A., Benkert, M.: Morphing Polygonal Lines: A Step Towards Continuous Generalization. Proc. 15th Annu. Geograph. Inform. Sci. Research Conf. UK (GISRUK'07). S. 390399. , Maynooth, Ireland (2007).

Erlebach, T., Hagerup, T., Jansen, K., Minzlaff, M., Wolff, A.: A New Approximation Algorithm for Labeling Weighted Points with Sliding Labels. Proc. 22nd European Workshop on Computational Geometry (EWCG'06). S. 137140. , Delphi (2006).

Benkert, M., Gudmundsson, J., Haverkort, H., Wolff, A.: Constructing InterferenceMinimal Networks. In: Wiedermann, J. r'i, Stuller, J., Tel, G., Pokorn'y, J., und Bieliková, M. (hrsg.) Proc. 32nd Int. Conf. Current Trends Theory & Practice Comput. Sci. (SOFSEM'06). S. 166175. SpringerVerlag, Merin, Czech Republic (2006).

Gerdjikov, S., Wolff, A.: PseudoConvex Decomposition of Simple Polygons. Proc. 22nd European Workshop on Computational Geometry (EWCG'06). S. 1316. , Delphi (2006).

Benkert, M., Gudmundsson, J., Knauer, C., Moet, E., van Oostrum, R., Wolff, A.: A PolynomialTime Approximation Algorithm for a Geometric Dispersion Problem. In: Chen, D.Z. und Lee, D.T. (hrsg.) Proc. 12th Annu. Int. Comput. Combinatorics Conf. (COCOON'06). S. 166175. SpringerVerlag, Taipei (2006).

Halldórsson, M.M., Wolff, A., Tokuyama, T.: Improved FixedParameter Algorithms for NonCrossing Subgraphs. Proc. ICALP Affiliated Workshop on Improving ExponentialTime Algorithms (iETA'06). S. 3138. , Venezia (2006).

Nöllenburg, M., Wolff, A.: A MixedInteger Program for Drawing HighQuality Metro Maps. In: Healy, P. und Nikolov, N.S. (hrsg.) Proc. 13th Int. Sympos. Graph Drawing (GD'05). S. 321333. SpringerVerlag, Limerick, Ireland (2006).

Bereg, S., Mutsanas, N., Wolff, A.: Matching Points with Rectangles and Squares. In: Wiedermann, J. r'i, Stuller, J., Tel, G., Pokorn'y, J., und Bieliková, M. (hrsg.) Proc. 32nd Int. Conf. Current Trends Theory & Practice Comput. Sci. (SOFSEM'06). S. 177186. SpringerVerlag, Merin, Czech Republic (2006).

Rüetschi, U.J., Caduff, D., Timpf, S., Schulz, F., Wolff, A.: Routing by Landmarks. Proc. 6th Swiss Transport Research Conf. (STRC'06). , Ascona (2006).

Haunert, J.H., Wolff, A.: Generalization of Land Cover Maps by Mixed Integer Programming. Proc. 14th Int. ACM Symp. Advances Geogr. Inform. Syst. (ACMGIS'06). S. 7582. , Arlington, VA (2006).

Benkert, M., Gudmundsson, J., Knauer, C., Moet, E., van Oostrum, R., Wolff, A.: A PolynomialTime Approximation Algorithm for a Geometric Dispersion Problem. Proc. 22nd European Workshop on Computational Geometry (EWCG'06). S. 141144. , Delphi (2006).

Knauer, C., Schramm, É., Spillner, A., Wolff, A.: Spanning Trees with Few Crossings in Geometric and Topological Graphs. Proc. 21st European Workshop on Computational Geometry (EWCG'05). S. 195198. , Eindhoven (2005).

Benkert, M., Widmann, F., Wolff, A.: The Minimum Manhattan Network Problem: A Fast Factor3 Approximation. In: Akiyama, J., Kano, M., und Tan, X. (hrsg.) Proc. 8th Japanese Conf. on Discrete and Computational Geometry (JCDCG'04). S. 1628. SpringerVerlag, Tokyo (2005).

Daescu, O., Mi, N., Shin, C.S., Wolff, A.: FarthestPoint Queries with Geometric and Combinatorial Constraints. In: Akiyama, J., Kano, M., und Tan, X. (hrsg.) Proc. 8th Japanese Conf. on Discrete and Computational Geometry (JCDCG'04). S. 6275. SpringerVerlag, Tokyo (2005).

Bekos, M.A., Kaufmann, M., Symvonis, A., Wolff, A.: Boundary Labeling: Models and Efficient Algorithms for Rectangular Maps. In: Pach, J. (hrsg.) Proc. 12th Int. Sympos. Graph Drawing (GD'04). S. 4959. SpringerVerlag, New York (2005).

Reinbacher, I., Benkert, M., van Kreveld, M., Mitchell, J.S.B., Wolff, A.: Delineating Boundaries for Imprecise Regions. In: Brodal, G.S. und Leonardi, S. (hrsg.) Proc. 13th Annu. Europ. Symp. on Algorithms (ESA'05). S. 143154. SpringerVerlag, Eivissa, Spain (2005).

Knauer, C., Schramm, É., Spillner, A., Wolff, A.: Configurations with Few Crossings in Topological Graphs. In: Deng, X. und Du, D.Z. (hrsg.) Proc. 16th Annu. Int. Symp. Algorithms Comput. (ISAAC'05). S. 604613. SpringerVerlag, Sanya, Hainan, China (2005).

Benkert, M., Gudmundsson, J., Haverkort, H., Wolff, A.: Constructing InterferenceMinimal Networks. Proc. 21st European Workshop on Computational Geometry (EWCG'05). S. 203206. , Eindhoven (2005).

Görke, R., Wolff, A.: Constructing the City Voronoi Diagram Faster. Proc. 2nd Int. Symp. on Voronoi Diagrams in Science and Engineering (VD'05). S. 162172. , Seoul (2005).

Görke, R., Wolff, A.: Constructing the City Voronoi Diagram Faster. Proc. 21st European Workshop on Computational Geometry (EWCG'05). S. 155158. , Eindhoven (2005).

Reinbacher, I., Benkert, M., van Kreveld, M., Wolff, A.: Delineating Boundaries for Imprecise Regions. Proc. 21st European Workshop on Computational Geometry (EWCG'05). S. 127130. , Eindhoven (2005).

Asano, T., de Berg, M., Cheong, O., Everett, H., Haverkort, H., Katoh, N., Wolff, A.: Optimal Spanners for AxisAligned Rectangles. Proc. 20th European Workshop on Computational Geometry (EWCG'04). S. 97100. , Sevilla (2004).

Wolff, A., Benkert, M., Shirabe, T.: The Minimum Manhattan Network Problem: Approximations and Exact Solutions. Proc. 20th European Workshop on Computational Geometry (EWCG'04). S. 209212. , Sevilla (2004).

Daescu, O., Mi, N., Shin, C.S., Wolff, A.: FarthestPoint Queries with Geometric and Combinatorial Constraints. Proc. 20th European Workshop on Computational Geometry (EWCG'04). S. 4548. , Sevilla (2004).

van Kreveld, M., Schramm, É., Wolff, A.: Algorithms for the Placement of Diagrams on Maps. In: Pfoder, D., Cruz, I.F., und Ronthaler, M. (hrsg.) Proc. 12th Int. ACM Symp. Advances Geogr. Inform. Syst. (ACMGIS'04). S. 222231. , Washington D.C. (2004).

Benkert, M., Widmann, F., Wolff, A.: The Minimum Manhattan Network Problem: A Fast Factor3 Approximation. Abstracts 8th Japanese Conf. on Discrete and Computational Geometry (JCDCG'04). S. 8586. , Tokyo (2004).

Arampatzis, A., van Kreveld, M., Reinbacher, I., Jones, C.B., Vaid, S., Clough, P., Joho, H., Sanderson, M., Benkert, M., Wolff, A.: WebBased Delineation of Imprecise Regions. Proc. Workshop on Geographic Information Retrieval at SIGIR'04. , Sheffield (2004).

Daescu, O., Mi, N., Shin, C.S., Wolff, A.: FarthestPoint Queries with Geometric and Combinatorial Constraints. Abstracts 8th Japanese Conf. on Discrete and Computational Geometry (JCDCG'04). S. 110111. , Tokyo (2004).

Gudmundsson, J., Haverkort, H., Park, S.M., Shin, C.S., Wolff, A.: Facility Location and the Geometric MinimumDiameter Spanning Tree. In: Jansen, K., Leonardi, S., und Vazirani, V. (hrsg.) Proc. 5th Int. Workshop Approx. Algorithms Combin. Optim. (APPROX'02). S. 146160. SpringerVerlag, Roma (2002).

Gudmundsson, J., Haverkort, H., Park, S.M., Shin, C.S., Wolff, A.: Approximating the Geometric MinimumDiameter Spanning Tree. Proc. 18th European Workshop on Computational Geometry (EWCG'02). S. 4145. , Warszawa (2002).

Poon, S.H., Shin, C.S., Strijk, T., Wolff, A.: Labeling Points with Weights. In: Eades, P. und Takaoka, T. (hrsg.) Proc. 12th Annu. Int. Symp. Algorithms Comput. (ISAAC'01). S. 610622. SpringerVerlag, Christchurch (2001).

Garrido, M.Á., Márquez, A., Iturriaga, C., Portillo, J.R., Reyes, P., Wolff, A.: Etiquetado de puntos alineados. Proc. IX Encuentros de Geometría Computacional (EGC'01). S. 285294. , Girona (2001).[ BibTeX ]

Garrido, M.Á., Iturriaga, C., Márquez, A., Portillo, J.R., Reyes, P., Wolff, A.: Labeling Subway Lines. In: Eades, P. und Takaoka, T. (hrsg.) Proc. 12th Annu. Int. Symp. Algorithms Comput. (ISAAC'01). S. 649659. SpringerVerlag, Christchurch (2001).

Poon, S.H., Shin, C.S., Strijk, T., Wolff, A.: Labeling Points with Weights. Proc. 17th European Workshop on Computational Geometry (EWCG'01). S. 97100. , Berlin (2001).

Thon, M., Wolff, A., Xu, Y.: Ein neuer Algorithmus zur Beschriftung von Punkten mit je zwei Kreisen. In: Gesellschaft für Informatik e.V., (hrsg.) Tagungsband der Informatiktage. , Bad Schussenried (2000).[ BibTeX ]

Qin, Z., Wolff, A., Xu, Y., Zhu, B.: New Algorithms for TwoLabel Point Labeling. In: Paterson, M. (hrsg.) Proc. 8th Annu. Europ. Symp. on Algorithms (ESA'00). S. 368379. SpringerVerlag, Saarbr{ü}cken (2000).

Wolff, A., Thon, M., Xu, Y.: A Better Lower Bound for TwoCircle Point Labeling. In: Lee, D.T. und Teng, S.H. (hrsg.) Proc. 11th Annu. Int. Symp. Algorithms Comput. (ISAAC'00). S. 422431. SpringerVerlag, Taipei (2000).

Wagner, F., Wolff, A.: A Combinatorial Framework for Map Labeling. In: Whitesides, S.H. (hrsg.) Proc. 6th Int. Sympos. Graph Drawing (GD'98). S. 316331. SpringerVerlag, Montr{é}al (1999).

van Dijk, S., van Kreveld, M., Strijk, T., Wolff, A.: Towards an Evaluation of Quality for Label Placement Methods. Proc. 19th Int. Cartographic Conf. (ICA'99). S. 905913. Int. Cartographic Association, Ottawa (1999).