[eas_cs_seminars] 17th October 2017

[Luca Rossi]

Hi all,

Please note that the talk will start in 5 minutes in MB231.

Best,
Luca

On Mon, 16 Oct 2017, 13:11 Luca Rossi, <l.rossi at aston.ac.uk> wrote:

> 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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