Thomas Ottmann

Publication Activity (10 Years)

Years Active: 1973-2013
Publications (10 Years): 0

Top Venues

it Inf. Technol.

DeLFI

ITHET

Universität Magdeburg (PHD)

Education History

Universität Magdeburg

PHD

Publications

Paul-Thomas Kandzia, Serge Linckels, Thomas Ottmann, Stephan Trahasch
Lecture Recording - a Success Story. it Inf. Technol. 55 (3) (2013)
Thomas Ottmann
MOOCs and/or eLectures - A means of virtualizing university education? ITHET (2013)
Thomas Ottmann
Vorlesungsaufzeichnung: vom Experiment zum Routinedienst. DeLFI (2012)
Christoph Hermann, Thomas Ottmann
Electures-Wiki - Toward Engaging Students to Actively Work with Lecture Recordings. IEEE Trans. Learn. Technol. 4 (4) (2011)
Khaireel A. Mohamed, Thomas Ottmann
Maintaining the Personal Style and Flair of Handwriting in Presentation Recordings. Rainbow of Computer Science (2011)
Paul-Thomas Kandzia, Serge Linckels, Thomas Ottmann, Stephan Trahasch
Lecture Recording - vom Experiment zum Hochschulalltag. DeLFI Workshops (2011)
Christine Maindorfer, Tobias Lauer, Thomas Ottmann
New Data Structures for IP Lookup and Conflict Detection. Algorithmics of Large and Complex Networks (2009)
Christine Maindorfer, Bettina Bär, Thomas Ottmann
Relaxed min-augmented range trees for the representation of dynamic IP router tables. ISCC (2008)
Christine Maindorfer, Thomas Ottmann
Is the Popular R*-tree Suited for Packet Classification? NCA (2008)
Khaireel A. Mohamed, Tobias Langner, Thomas Ottmann
Versioning Tree Structures by Path-Merging. FAW (2008)
Christine Maindorfer, Khaireel A. Mohamed, Thomas Ottmann, Amitava Datta
A New Output-Sensitive Algorithm to Detect and Resolve Conflicts in Internet Router Tables. INFOCOM (2007)
Tobias Lauer, Thomas Ottmann, Amitava Datta
Update-Efficient Data Structures for Dynamic IP Router Tables. Int. J. Found. Comput. Sci. 18 (2) (2007)
Khaireel A. Mohamed, Thomas Ottmann
Active-smoothing in digital ink environments. ACM Multimedia EMME Workshop (2007)
Tobias Lauer, Thomas Ottmann, Amitava Datta
Update-efficient Data Structures for Dynamic Ip Router Tables. Int. J. Found. Comput. Sci. 18 (1) (2007)
Christoph Hermann, Thomas Ottmann
StuVa - Werkzeugunterstützte Studienverlaufsanalyse zur Unterstützung der Studienberatung. HDI (2006)
Tobias Lauer, Thomas Ottmann, Stephan Trahasch, Jörg M. Haake, Hans-Rüdiger Pfister, Korinna Bauer, Friedrich W. Hesse
DFG-Schwerpunktprogramm "Netzbasierte Wissenskommunikation in Gruppen". it Inf. Technol. 48 (1) (2006)
Khaireel A. Mohamed, S. Haag, Julia Peltason, Frank Dal-Ri, Thomas Ottmann
Disoriented Pen-Gestures for Identifying Users around the Tabletop without Cameras and Motion Sensors. Tabletop (2006)
Markus Krebs, Tobias Lauer, Thomas Ottmann, Stephan Trahasch
Student-built algorithm visualizations for assessment: flexible generation, feedback and grading. ITiCSE (2005)
Holger Horz, Wolfgang Hürst, Thomas Ottmann, Christoph Rensing, Stephan Trahasch
Einführung zur Themensektion "eLectures". i-com 4 (3) (2005)
Khaireel A. Mohamed, Thomas Ottmann
Overcoming Hard-To-Reach Toolboxes with On-Demand Menu Options for Cascading Electronic Whiteboards in Classrooms. ICCE (2005)
Holger Horz, Wolfgang Hürst, Thomas Ottmann, Christoph Rensing, Stephan Trahasch
Vorwort. DeLFI Workshops (2005)
Amitava Datta, Kamala Krithivasan, Thomas Ottmann
An optimal algorithm for one-separation of a set of isothetic polygons. Inf. Sci. 164 (1-4) (2004)
Khaireel A. Mohamed, Lioudmila Belenkaia, Thomas Ottmann
Post-processing inkml for random-access navigation of voluminous handwritten ink documents. WWW (Alternate Track Papers & Posters) (2004)
Paul-Thomas Kandzia, Gabriele Kraus, Thomas Ottmann
Der Universitäre Lehrverbund Informatik - eine Bilanz. Softwaretechnik-Trends 24 (1) (2004)
Thomas Ottmann, Robin Pomplun
e-Learning im Hochschulbereich: Kritische Erfolgsfaktoren. DFN-Arbeitstagung über Kommunikationsnetze (2003)
T. Fiehn, Tobias Lauer, Jochen Lienhard, Thomas Ottmann, Stephan Trahasch, Bernd Zupancic
From Lecture Recording Towards Personalized Collaborative Learning. CSCL (2003)
Thomas Ottmann, Stephan Trahasch, Tobias Lauer
Systems support for virtualizing traditional courses in science and engineering. Quality Education @ a Distance (2003)
Amitava Datta, Thomas Ottmann
Towards a Virtual University. J. Univers. Comput. Sci. 7 (10) (2001)
Wolfgang Hürst, Gabriela Maass, Rainer Müller, Thomas Ottmann
The "Authoring on the Fly" system for automatic presentation recording. CHI Extended Abstracts (2001)
Tobias Lauer, Rainer Müller, Thomas Ottmann
Animations for Teaching Purposes: Now and Tomorrow. J. Univers. Comput. Sci. 7 (5) (2001)
Kim S. Larsen, Thomas Ottmann, Eljas Soisalon-Soininen
Relaxed balance for search trees with local rebalancing. Acta Informatica 37 (10) (2001)
Thomas Ottmann, Sven Schuierer, Subbiah Soundaralakshmi
Enumerating Extreme Points in Higher Dimensions. Nord. J. Comput. 8 (2) (2001)
Thomas Ottmann, Rainer Müller, G. Seitz, Ch. Steinert
Video in Vorlesungsaufzeichnungen mit informatikfernen Inhalten am Beispiel Archäologie. Informatica Didact. 2 (2001)
Thomas Ottmann
Möglichkeiten und Grenzen der Virtualisierung des Informatikstudiums. GI Jahrestagung (2000)
Rainer Müller, Thomas Ottmann
The "Authoring on the Fly" system for automated recording and replay of (tele)presentations. Multim. Syst. 8 (3) (2000)
Kim S. Larsen, Thomas Ottmann, Eljas Soisalon-Soininen
Relaxed Balance for Search Trees with Local Rebalancing. ESA (1997)
Amitava Datta, Kamala Krithivasan, Thomas Ottmann
An Optimal Algorithm for One-Separation of a Set of Isothetic Polygons. CIAC (1997)
Christian Bacher, Rainer Müller, Thomas Ottmann, M. Will
Authoring on the Fly. INFOS (1997)
Sabine Hanke, Thomas Ottmann, Eljas Soisalon-Soininen
Relaxed Balanced Red-Black Trees. CIAC (1997)
Sabine Hanke, Thomas Ottmann, Sven Schuierer
The Edge-flipping Distance of Triangulations. J. Univers. Comput. Sci. 2 (8) (1996)
Arne Andersson, Thomas Ottmann
New Tight Bounds on Uniquely Represented Dictionaries. SIAM J. Comput. 24 (5) (1995)
Thomas Ottmann, Sven Schuierer, Subbiah Soundaralakshmi
Enumerating Extreme Points in Higher Dimensions. STACS (1995)
Thomas Ottmann, Christian Bacher
Authoring on the Fly. J. Univers. Comput. Sci. 1 (10) (1995)
Anne Brüggemann-Klein, Petra Fischer, Thomas Ottmann
Learning Picture Sets from Examples. Results and Trends in Theoretical Computer Science (1994)
Jürgen Eckerle, Thomas Ottmann
An Efficient Data Structure for Bidirectional Heuristic Search. ECAI (1994)
Federico Malucelli, Thomas Ottmann, Daniele Pretolani
Efficient Labelling Algorithms for the Maximum Noncrossing Matching Problem. Discret. Appl. Math. 47 (2) (1993)
Friedrich Augenstein, Thomas Ottmann, Jürgen Schöning
How to incorporate expert knowledge into an authoring system. Computer Mediated Education of Information Technology Professionals and Advanced End-Users (1993)
Thomas Ottmann, Derick Wood
Updating Binary Trees with Constant Linkage Cost. Int. J. Found. Comput. Sci. 3 (4) (1992)
Bengt J. Nilsson, Thomas Ottmann, Sven Schuierer, Christian Icking
Restricted Orientation Computational Geometry. Data Structures and Efficient Algorithms (1992)
Thomas Ottmann, Derick Wood
Defining families of trees with E0L grammars. Discret. Appl. Math. 32 (2) (1991)
Arne Andersson, Thomas Ottmann
Faster Uniquely Represented Dictionaries FOCS (1991)
Friedrich Augenstein, Thomas Ottmann, Jürgen Schöning
Ein typ- und regelgesteuertes Autorensystem. Hypertext/Hypermedia (1991)
Thomas Ottmann
Geometric Algorithms and their Complexity. SSD (1991)
Thomas Ottmann
Trees - A Personal View. New Results and New Trends in Computer Science (1991)
Thomas Ottmann
Elektronische Kurse - Kritische Bilanz und Konsequenzen für die Werkzeuggestaltung. INFOS (1991)
Arne Andersson, Christian Icking, Rolf Klein, Thomas Ottmann
Binary Search Trees of Almost Optimal Height. Acta Informatica 28 (2) (1990)
Thomas Ottmann, Derick Wood
How to Update a Balanced Binary Tree with a Constant Number of Rotations. SWAT (1990)
J. Dobrinski, Thomas Ottmann
How Can Educational Software Survive Current Hardware. ICCAL (1989)
Rolf Klein, Otto Nurmi, Thomas Ottmann, Derick Wood
A Dynamic Fixed Windowing Problem. Algorithmica 4 (4) (1989)
Ralf Hartmut Güting, Otto Nurmi, Thomas Ottmann
Fast Algorithms for Direct Enclosures and Direct Dominances. J. Algorithms 10 (2) (1989)
B. Becker, Thomas Ottmann
Identitätsprüfung von Polyonzügen aus kartographischen Datenbasen. Austrographics (1988)
Thomas Ottmann, Gerald Thiemt, Christian P. Ullrich
Numerical Stability of Geometric Algorithms. SCG (1987)
Thomas Ottmann, Gerald Thiemt, Christian P. Ullrich
Numerical Stability of simple Geometric Algorithms in the plane. Computation Theory and Logic (1987)
Ralf Hartmut Güting, Thomas Ottmann
New algorithms for special cases of the hidden line elimination problem. Comput. Vis. Graph. Image Process. 40 (2) (1987)
Thomas Ottmann, Eljas Soisalon-Soininen, Derick Wood
Partitioning and separating sets of orthogonal polygons. Inf. Sci. 42 (1) (1987)
Christian Icking, Rolf Klein, Thomas Ottmann
Priority Search Trees in Secondary Memory (Extended Abstract). WG (1987)
Thomas Ottmann
Verarbeitung und Verwaltung geometrischer Daten - Einführung in das Fachgespräch. GI Jahrestagung (1) (1986)
Rolf Klein, Otto Nurmi, Thomas Ottmann, Derick Wood
Optimal Dynamic Solutions for Fixed Windowing Problems. SCG (1986)
Thomas Ottmann, Peter Widmayer
Modellversuch computergestützter Informatikunterricht: Algorithmen und Datenstrukturen. INFOS (1986)
Thomas Ottmann, Derick Wood
Space-economical plane-sweep algorithms. Comput. Vis. Graph. Image Process. 34 (1) (1986)
Ralf Hartmut Güting, Thomas Ottmann
New Algorithms for Special Cases of the Hidden Line Elimination Problem. STACS (1985)
Thomas Ottmann, Peter Widmayer, Derick Wood
A fast algorithm for the Boolean masking problem. Comput. Vis. Graph. Image Process. 30 (3) (1985)
Thomas Ottmann, Michael Schrapp, Derick Wood
Weight-balanced trees are not stratified. Bull. EATCS 25 (1985)
Philippe Flajolet, Thomas Ottmann, Derick Wood
Search Trees and Bubble Memories. RAIRO Theor. Informatics Appl. 19 (2) (1985)
Ralf Hartmut Güting, Otto Nurmi, Thomas Ottmann
The direct dominance problem. SCG (1985)
Thomas Ottmann
Computational Geometry: Selected Algorithms and Paradigms. European Conference on Computer Algebra (1) (1985)
Thomas Ottmann, Michael Schrapp, Derick Wood
Purely Top-Down Updating Algorithms for Stratified Search Trees. Acta Informatica 22 (1) (1985)
Thomas Ottmann
Geometrische Probleme beim VLSI-Design. GI Jahrestagung (Fachgespräche) (1984)
Bernard Chazelle, Thomas Ottmann, Eljas Soisalon-Soininen, Derick Wood
The Complexity and Decidability of Separation. ICALP (1984)
Thomas Ottmann, Peter Widmayer
Solving Visibility Problems by Using Skeleton Structures. MFCS (1984)
Herbert Edelsbrunner, Jan van Leeuwen, Thomas Ottmann, Derick Wood
Computing the Connected Components of Simple Rectilinear Geometrical Objects in D-Space. RAIRO Theor. Informatics Appl. 18 (2) (1984)
Thomas Ottmann, Douglas Stott Parker Jr., Arnold L. Rosenberg, Hans-Werner Six, Derick Wood
Minimal-Cost Brother Trees. SIAM J. Comput. 13 (1) (1984)
Thomas Ottmann, Eljas Soisalon-Soininen, Derick Wood
On the Definition and Computation of Rectlinear Convex Hulls. Inf. Sci. 33 (1984)
Thomas Ottmann, Arnold L. Rosenberg, Hans-Werner Six, Derick Wood
Binary search trees with binary comparison cost. Int. J. Parallel Program. 13 (2) (1984)
Thomas Ottmann, Peter Widmayer
On translating a set of line segments. Comput. Vis. Graph. Image Process. 24 (3) (1983)
Thomas Ottmann, Derick Wood
A comparison of iterative and defined classes of search trees. Int. J. Parallel Program. 11 (3) (1982)
Thomas Ottmann, Arnold L. Rosenberg, Larry J. Stockmeyer
A Dictionary Machine (for VLSI). IEEE Trans. Computers 31 (9) (1982)
Jon Louis Bentley, Thomas Ottmann
The Complexity of Manipulating Hierarchically Defined Sets of Rectangles. MFCS (1981)
Thomas Ottmann, Arto Salomaa, Derick Wood
Sub-Regular Grammar Forms. Inf. Process. Lett. 12 (4) (1981)
Thomas Ottmann, Arnold L. Rosenberg, Hans-Werner Six, Derick Wood
A Realistic Cost Measure for Binary Search Trees. WG (1981)
Thomas Ottmann, Michael Schrapp
1-Pass Top-Down Update Schemes for Balanced Search Trees. WG (1981)
Jürgen Albert, Hermann A. Maurer, Thomas Ottmann
On subregular OL forms. Fundam. Informaticae 4 (1) (1981)
Thomas Ottmann, Hans-Werner Six, Derick Wood
The implementation of insertion and deletion algorithms for 1-2 brother trees. Computing 26 (4) (1981)
Karel Culík II, Thomas Ottmann, Derick Wood
Dense Multiway Trees. ACM Trans. Database Syst. 6 (3) (1981)
Thomas Ottmann, Wolffried Stucky
Higher Order Analysis of Random 1-2 Brother Trees. BIT 20 (3) (1980)
Thomas Ottmann, Hans-Werner Six, Derick Wood
The Analysis of Search Trees: A Survey. WG (1980)
Jon Louis Bentley, Thomas Ottmann
The Power of a One-Dimensional Vector of Processors. WG (1980)
Thomas Ottmann, Derick Wood
1-2 Brother Trees or AVL Trees Revisited. Comput. J. 23 (3) (1980)
Thomas Ottmann, Arnold L. Rosenberg, Hans-Werner Six, Derick Wood
Node-Visit Optimal 1-2 Brother Trees. Theoretical Computer Science (1979)
Thomas Ottmann, Hans-Werner Six, Derick Wood
One-sided k-height-balanced trees. Computing 22 (4) (1979)

Thomas Ottmann.css-eqlu8i{font-size:small;padding-left:4px;}

Publication Activity (10 Years)

Top Topics

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Thomas Ottmann