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Computing invariants of knotted graphs given by sequences of points in 3-dimensional space (2017)
Presentation / Conference Contribution
Kurlin, V., Carr, H., Garth, C., & Weinkauf, T. (2017). Computing invariants of knotted graphs given by sequences of points in 3-dimensional space. In Topological methods in data analysis and visualization IV : theory, algorithms, and applications (349-363). https://doi.org/10.1007/978-3-319-44684-4_21

We design a fast algorithm for computing the fundamental group of the complement to any knotted polygonal graph in 3-space. A polygonal graph consists of straight segments and is given by sequences of vertices along edge-paths. This polygonal model i... Read More about Computing invariants of knotted graphs given by sequences of points in 3-dimensional space.

Computing a configuration skeleton for motion planning of two round robots on a metric graph (2014)
Presentation / Conference Contribution
Kurlin, V., & Safi-Samghabadi, M. (2014). Computing a configuration skeleton for motion planning of two round robots on a metric graph. In International Conference on Robotics and Mechatronics Conference (ICROM 2014) : digest book : October 15-17, 2014, Khajeh Nasir Toosi University, Tehran, Iran (723-729). https://doi.org/10.1109/icrom.2014.6990989

A connected metric graph G with n vertices and without loops and multiple edges is given as an n × n-matrix whose entry aij is the length of a single edge between vertices i ≠ j. A robot in the metric graph G is the metric ball with a center x ϵ G an... Read More about Computing a configuration skeleton for motion planning of two round robots on a metric graph.

A multi-layer phase field model for extracting multiple near-circular objects (2012)
Presentation / Conference Contribution
Molnar, C., Kato, Z., & Jermyn, I. (2012). A multi-layer phase field model for extracting multiple near-circular objects. In ICPR 2012 : the 21st International Conference on Pattern Recognition, November 11-15, 2012, Tsukuba International Congress Center, Tsukuba Science City, Japan (1427-1430)

This paper proposes a functional that assigns low `energy' to sets of subsets of the image domain consisting of a number of possibly overlapping near-circular regions of approximately a given radius: a `gas of circles'. The model can be used as a pri... Read More about A multi-layer phase field model for extracting multiple near-circular objects.

Combining optical trapping in a microfluidic channel with simultaneous micro-Raman spectroscopy and motion detection (2014)
Presentation / Conference Contribution
Lawton, P., Saunter, C., & Girkin, J. (2014). Combining optical trapping in a microfluidic channel with simultaneous micro-Raman spectroscopy and motion detection. In B. L. Gray, & H. Becker (Eds.), Proceedings of SPIE. https://doi.org/10.1117/12.2037022

Since their invention by Ashkin optical tweezers have demonstrated their ability and versatility as a non-invasive tool for micromanipulation. One of the most useful additions to the basic optical tweezers system is micro-Raman spectroscopy, which pe... Read More about Combining optical trapping in a microfluidic channel with simultaneous micro-Raman spectroscopy and motion detection.

A phase field method for tomographic reconstruction from limited data (2012)
Presentation / Conference Contribution
Hewett, R. J., Jermyn, I., Heath, M. T., & Kamalabadi, F. (2012). A phase field method for tomographic reconstruction from limited data. In R. Bowden, J. Collomosse, & K. Mikolajczyk (Eds.), Proceedings of the British Machine Vision Conference (1-11). https://doi.org/10.5244/c.26.120

Classical tomographic reconstruction methods fail for problems in which there is extreme temporal and spatial sparsity in the measured data. Reconstruction of coronal mass ejections (CMEs), a space weather phenomenon with potential negative effects o... Read More about A phase field method for tomographic reconstruction from limited data.

Lattice Green functions and diffusion for modelling traffic routing in ad hoc networks (2009)
Presentation / Conference Contribution
Sigelle, M., Jermyn, I., Perreau, S., & Jayasuriya, A. (2009). Lattice Green functions and diffusion for modelling traffic routing in ad hoc networks. In Final proceedings of the 2009 7th International Symposium on Modeling and Optimization in Mobile, Ad Hoc and Wireless Networks (WiOpt 2009) (1-5). https://doi.org/10.1109/wiopt.2009.5291591

We describe basic properties of Markov chains on finite state spaces and their application to Green functions, partial differential equations, and their (approximate) solution using random walks on a graph. Attention is paid to the influence of bound... Read More about Lattice Green functions and diffusion for modelling traffic routing in ad hoc networks.

Speeding Up Active Mesh Segmentation by Local Termination of Nodes (2014)
Presentation / Conference Contribution
Nelson, C. J., Dixon, M., Laissue, P. P., Obara, B., Reyes-Aldasoro, C. C., & Slabaugh, G. (2014). Speeding Up Active Mesh Segmentation by Local Termination of Nodes. In Medical image understanding and analysis 2014 (179-184)

This article outlines a procedure for speeding up segmentation of images using active mesh systems. Active meshes and other deformable models are very popular in image segmentation due to their ability to capture weak or missing boundary information;... Read More about Speeding Up Active Mesh Segmentation by Local Termination of Nodes.

‘The Architecture of Eighteenth-Century Newcastle’ (2014)
Presentation / Conference Contribution
Pears, R. (2014, September). ‘The Architecture of Eighteenth-Century Newcastle’. Paper presented at North East Forum in Eighteenth-Century and Romantic Studies, Literary and Philosophical Society of Newcastle upon Tyne

A Linear Time Algorithm for Visualizing Knotted Structures in 3 Pages (2015)
Presentation / Conference Contribution
Kurlin, V. (2015). A Linear Time Algorithm for Visualizing Knotted Structures in 3 Pages. In Proceedings of the 6th International Conference on Information Visualization Theory and Applications, IVAPP-2015, 11-14 March 2015, Berlin, Germany (5-16). https://doi.org/10.5220/0005259900050016

We introduce simple codes and fast visualization tools for knotted structures in molecules and neural networks. Knots, links and more general knotted graphs are studied up to an ambient isotopy in Euclidean 3-space. A knotted graph can be represented... Read More about A Linear Time Algorithm for Visualizing Knotted Structures in 3 Pages.

Relaxed disk packing (2015)
Presentation / Conference Contribution
Edelsbrunner, E., Iglesias-Ham, M., Kurlin, V., Kouhestani, B., & Rappaport, D. (2015). Relaxed disk packing. In Proceedings of the 27th Canadian Conference on Computational Geometry, August 10-12, 2015, Queen’s University, Kingston, Ontario Canada (128-135)

Motivated by biological questions, we study configurations of equal-sized disks in the Euclidean plane that neither pack nor cover. Measuring the quality by the probability that a random point lies in exactly one disk, we show that the regular hexago... Read More about Relaxed disk packing.

A bioimage informatics QVEST: quick, versatile and easy segmentation & tracking system (2014)
Presentation / Conference Contribution
Nelson, C. J., & Obara, B. (2014). A bioimage informatics QVEST: quick, versatile and easy segmentation & tracking system.

Often bioimage informatics solutions are developed on a case-by-case system and, once complete, may not be developed or used in a wide spread of applications. Here we demonstrate how a single image analysis technique can be used to segment objects in... Read More about A bioimage informatics QVEST: quick, versatile and easy segmentation & tracking system.

Numerical inversion of SRNFs for efficient elastic shape analysis of star-shaped objects (2014)
Presentation / Conference Contribution
Xie, Q., Jermyn, I., Kurtek, S., & Srivastava, A. (2014). Numerical inversion of SRNFs for efficient elastic shape analysis of star-shaped objects. In D. Fleet, T. Pajdla, B. Schiele, & T. Tuytelaars (Eds.), Computer vision - ECCV 2014 : 13th European Conference Zurich, Switzerland, September 6-12, 2014 ; proceedings, part V (485-499). https://doi.org/10.1007/978-3-319-10602-1_32

The elastic shape analysis of surfaces has proven useful in several application areas, including medical image analysis, vision, and graphics. This approach is based on defining new mathematical representations of parameterized surfaces, including th... Read More about Numerical inversion of SRNFs for efficient elastic shape analysis of star-shaped objects.

Auto-completion of Contours in Sketches, Maps and Sparse 2D Images Based on Topological Persistence (2014)
Presentation / Conference Contribution
Kurlin, V., Winkler, F., Negru, V., Ida, T., Jebelean, T., Petcu, D., …Zaharie, D. (2014). Auto-completion of Contours in Sketches, Maps and Sparse 2D Images Based on Topological Persistence. In SYNASC 2014 : 16th International Symposium on Symbolic and Numeric Algorithms for Scientific Computing (594-601). https://doi.org/10.1109/synasc.2014.85

We design a new fast algorithm to automatically complete closed contours in a finite point cloud on the plane. The only input can be a scanned map with almost closed curves, a hand-drawn artistic sketch or any sparse dotted image in 2D without any ex... Read More about Auto-completion of Contours in Sketches, Maps and Sparse 2D Images Based on Topological Persistence.

Performing Fatness: Oversized Male Bodies and Hegemonic Masculinities in Recent Spanish Cinema (2015)
Presentation / Conference Contribution
Fouz-Hernández, S. (2015, February). Performing Fatness: Oversized Male Bodies and Hegemonic Masculinities in Recent Spanish Cinema. Paper presented at CineLit-VIII: An International Conference on Hispanic Film and Fiction., Portland, Oregon, USA

Every actor undergoes a certain degree of physical transformation in preparation for a role. This could be as simple as changing hairstyle or as drastic as completely altering body shape. Regardless of the complexity of the makeover, this very physic... Read More about Performing Fatness: Oversized Male Bodies and Hegemonic Masculinities in Recent Spanish Cinema.

Pointless Babble or Enabled Backchannel: Conference Use of Twitter by Digital Humanists. (2010)
Presentation / Conference Contribution
Ross, C., Terras, M., Warwick, C., & Welsh, A. (2010). Pointless Babble or Enabled Backchannel: Conference Use of Twitter by Digital Humanists. In Digital humanities 2010 : conference abstracts : King's College London, London, July 7-10, 2010 (214-217)

Microblogging, a variant of a blogging which allows users to quickly post short updates to websites such as twitter.com, has recently emerged as a dominant form of information interchange and interaction for academic communities. To date, few studies... Read More about Pointless Babble or Enabled Backchannel: Conference Use of Twitter by Digital Humanists..