CCEM events

2024

• During the bi-weekly CCEM meeting on 31 January, the group of Staffan Persson (head of the Copenhagen Plant Science Center) will visit, to discuss plant cell morphometry and possible synergies to the CCEM project, including presentation by Dr. Zoran Nikoloski (bio-informatics dep.,uni. of Potsdam)
• On 18 January 2024, Stefan Sommer gave a talk in the 2nd workshop on Mathematics of Small Data Analysis: The Diffusion Mean of Geometric Data
• On 17 January 2024, the CCEM bi-weekly meeting will include a presentation by Sneha Bhansali, MA student at the University of Bonn, Germany: Evolution of wing pattern in the Zygaena manlia group using phylogenomics and machine learning

2023

• On 20 December 2023, the bi-weekly CCEM meeting features a talk by Ching-Peng Huang, postdoc at Zentrum für Molekulare Neurobiologie Hamburg, PhD from Brown University: Mean curvature flows in random matrix theory
• On 23 November 2023, Morten Akhøj Pedersen will defend his PhD thesis “Riemannian and sub-Riemannian methods for dimension reduction” at INRIA Sophia-Antipolis
• Stefan Sommer is invited to give a talk on 23 November 2023 at Centre Inria d’Université Côte d’Azur: Conditioned diffusions in geometric statistics: Means, bridges, and shape variation along phylogenetic trees (also accessible online ID 811 6968 3303, psw 485586)
• On 22 November 2023, the CCEM bi-weekly meeting will include a presentation by Krzysztof Bartoszek, Linköping University Department of Computer & Information Science, and Divison of Statistics & Machine Learning
• Christy Hipsley was invited to give a talk on 27 October 2023 for Guojie Zhang’s department at the Center for Evolutionary & Organismal Biology, Zhejiang University: “Visualising evolution in 4D: prospects and challenges for integrating genomics with large-scale CT datasets”
• Christy Hipsley gave a keynote talk on Sep 20th 2023: Visualising evolution in 4D: prospects and challenges for large-scale CT datasets. The keynote was given during the International Forum for Computer Vision in Ecology and Evolutionary Biology, hosted by Lund University from Sep 18th – 22nd 2023.
• Conditioned diffusions in geometric statistics: Means, bridges, and shape variation along phylogenetic trees: talk by Stefan Sommer on 18 September 2023 during a visit to University of Utah hosted by professor Sarang Joshi
• Stefan Sommer gave a Neyman seminar talk about statistics on manifolds on September 13 2023. The talk was part of the statistics seminar series organised by the Statistics Department at UC Berkeley
• Stefan Sommer gave the talk Diffusions means in geometric statistics in The First Symposium of Geometry and Statistics, organised by Yanqi Lake Beijing Institute of Mathematical Sciences and Applications, Yau Center at Tsinghua University, July 29 – 31, 2023
• Sofia Stroustrup gave the presentation Stochastic morphometrics – evolutionary modelling of shape data during SMBE23 23-27 July 2023 (Italy). See abstract in the abstract book
• Morten Pedersen and Stefan Sommer contributed in the Math in the Mine workshop, 16-23 July 2023, France, with talks: “Principal subbundles for dimension reduction” (Morten Pedersen) and “Diffusion means, denoising diffusions and score matching” (Stefan Sommer)
• During the 29th Nordic Conference in Mathematical Statistics, NORDSTAT 2023, June 19-22 2023, Gothenburg (Sweden), CCEM gave three presentations: Sofia Stroustrup, Bayesian inference for stochastic shape models on phylogenetic trees, Elizabeth Baker, Gaussian processes in shape spaces and Stefan Sommer, Manifold Bridges and Diffusion Means. See abstracts in the program
• CCEM Annual workshop 2023, June 12-13
• Presentation during 22nd Scandinavian Conference on Image Analysis by Morten Akhøj, Xavier Pennec, Stefan Sommer 18-23 April 2023, Finland: Tangent phylogenetic PCA
• Sofia Stroustrup, Elizabeth Baker, Morten Akhøj Pedersen and Michael Baand Severinsen participated in the YUIMA course on Stochastic Processes (Linköping University, 20-24 March 2023), and Sofia and Elizabeth gave the presentation “Applying MCMC for Inference on Stochastic Shape Models Evolving on Phylogenetic Trees”
• Stefan Sommer gives a talk on Stochastic Modelling in Evolutionary Biology and the research centre for Computational Evolutionary Morphometry on 12 January at 17:00 in GamMa, UCPH’s Mathematical Sciences alumni association

2022

• Course on Dimension reduction on Riemannian manifolds held over 3 sessions in the Fall of 2022 (27 Oct., 3 and 10 Nov 2022), at INRIA Sophia-Antipolis, France, by Morten Akhøj and Tom Szwagier.
• On Nov. 16 2022, Stefan Sommer gives the talk Diffusions means in geometric statistics as part of a seminar series organised by Centre for Research in Statistical Methodology, University of Warwick
• Talk by Sonja Cox (University of Amsterdam) during visit at CCEM Copenhagen 9 November 2022: Affine infinite-dimensional stochastic covariance models.
• Stefan Sommer gives the talk Diffusion means in geometric statistics during the session Geometry and Topology in Data Science and Machine Learning of the Danish Data Science annual conference 2022 on 7-8 November 2022.
• Stefan Sommer chaired the assessment committee of the PhD defense by Pierre-Louis Antonsanti: Diffeomorphic Registration with Topological Changes: Application to Interventional Radiology, 13 October 2022, Université Cité Paris
• Talk by Stefan Sommer, 10 October 2022, Workshop on Geometry, Topology and Statistics in Data Sciences, Institut Henri Poincaré, Paris:
  Diffusion means in Geometric Statistics
• PhD defense by Mathias Højgaard Jensen 30 September 2022, 14:15:
  Stochastic Bridge Sampling on Manifolds
• Talk by Stefan Sommer, 8 September 2022, Workshop in Geometry and Geometric integration, Bergen, Norway:
  Diffusion means in geometric statistics. Conference recordings are available on the conference website and this YouTube playlist.
• Presentation by Sandra Engels and Annina Luck (Volume Graphics) during CCEM meeting, 31 August 2022: Registration of skulls
• Math on Long Island, July 24-30, 2022, Denmark
• Workshop on Stochastic Morphometrics, June 8-10 2022, Copenhagen
• Talk by Erlend Grong, April 21, 2022, CCEM Copenhagen:
  Isometries, model spaces and curvature of sub-Riemannian manifolds
  Sub-Riemannian manifolds are manifolds were we only have an inner product on a subbundle of the tangent bundle. There have been several recent advances regarding local geometric structures on such manifolds using representation theory and Cartan geometry.
• CCEM and Stochastic morphometry kick-off reception, March 11, 2022, Copenhagen