[eas_cs_seminars] 17th October 2017

[Luca Rossi]

Hi all,

This is just a reminder of tomorrow's talk "Partiality and Localization in
Functional Correspondences" by Prof. Andrea Torsello (
http://www.dsi.unive.it/~atorsell/). The talk will be in MB231 from 3pm to
4pm.

Best,
Luca

On 12 October 2017 at 13:18, Luca Rossi <l.rossi at aston.ac.uk> wrote:

> Hi all,
>
> Next week Prof. Andrea Torsello (http://www.dsi.unive.it/~atorsell/)
> we'll give a talk titled "Partiality and Localization in Functional
> Correspondences". For more details, please see the abstract below.
>
> The talk will be in *MB231 from 3pm to 4pm*. I'm cc'ing also the math
> staff list for this seminar because I think it may be of interest also to
> some staff members not in the usual seminar list.
>
> Abstract:
> The functional maps is a framework for dense shape correspondences modeled
> as a linear operator between spaces of functions on the shape manifolds.
> While functional maps can be made resilient to missing parts or incomplete
> data, overall this framework is not suitable for dealing with partial
> correspondence and suffers from lack of localization of the
> point-correspondence due to the band-limited nature of the correspondence.
> In this presentation I will briefly introduce the formalism and then
> propose recent work trying to address both issues. We use perturbation
> analysis to show how removal of shape parts changes the Laplace-Beltrami
> eigenfunctions, and exploit it as a prior on the spectral representation of
> the correspondence. Further, we show how a change from the low rank Fourier
> basis to a sparse spatial basis can improve correspondence-localization
> even in presence of partiality.
>
> See you next week,
> Luca
>
> --
> Luca Rossi
>
> Lecturer in Computer Science
> School of Engineering and Applied Science
> Aston University
> Web: http://www.cs.aston.ac.uk/~rossil/
> <http://www.cs.bham.ac.uk/~rossil/>
>



-- 
Luca Rossi

Lecturer in Computer Science
School of Engineering and Applied Science
Aston University
Web: http://www.cs.aston.ac.uk/~rossil/ <http://www.cs.bham.ac.uk/~rossil/>
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