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2024

26 Tuesday Nov 2024
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04:00 PM 05:00 PM

Two-phase micropolar fluids: Phase field models and their analysis

ABSTRACT Micropolar fluids are among the simplest cases of fluids with microstructures, where each fluid particle has its own internal rotations....
Venue: G5-214, Yeung Kin Man Academic Building
29 Tuesday Oct 2024
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Nonlocal Aggregation-Diffusion Equations: fast diffusion and partial concentration

ABSTRACT We will discuss several recent results for aggregation-diffusion equations related to partial concentration of the density of particles....
Venue: Online via ZOOM Registration Link: https://cityu.zoom.us/meeting/register/tZMpcu-hqDotEt2mc2bmytefKhFIpp8n4dtL#/registration
15 Tuesday Oct 2024
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Bulk-boundary correspondence in topological electrodynamics: From 1D to higher dimensions

ABSTRACT A cornerstone of topological electrodynamics is the bulk-boundary (or bulk-edge) correspondence principle (BBCP): the number of topologically protected interface modes between two periodic...
Venue: Y5-205, Yeung Kin Man Academic Building
15 Tuesday Oct 2024
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Mamba Neural Operator: Who Wins? Transformers vs. State-Space Models for PDEs

ABSTRACT Partial differential equations (PDEs) are widely used to model complex physical systems, but solving them efficiently remains a significant challenge....
Venue: Y5-205, Yeung Kin Man Academic Building
08 Tuesday Oct 2024
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On the modelling and analysis of grounded shallow ice sheets melting

ABSTRACT In this talk we will study a model describing the evolution of the thickness of a grounded shallow ice sheet....
Venue: G5-214, Yeung Kin Man Academic Building
24 Tuesday Sep 2024
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Journey to the Center of the Earth

ABSTRACT We will consider the inverse problem of determining the sound speed or index or refraction of a medium by measuring the travel times of waves going through the medium....
Venue: Y5-205, Yeung Kin Man Academic Building
29 Thursday Aug 2024
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Numerical Ergodicity of Monotone SDEs Driven by Multiplicative Noise

ABSTRACT We establish the unique ergodicity of the Markov chain generated by the stochastic theta method (STM) with \theta \in [1/2, 1] for monotone SODEs and SPDEs driven by multiplicative noise....
Venue: Y5-205, Yeung Kin Man Academic Building
15 Thursday Aug 2024
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Consistent Investment of Sophisticated Rank-Dependent Utility Agents in Continuous Time

ABSTRACT We study portfolio selection in a complete continuous-time market where the preference is dictated by the rank-dependent utility....
Venue: Y5-204, Yeung Kin Man Academic Building
06 Tuesday Aug 2024
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A unified regularization framework for non-line-of-sight imaging

ABSTRACT Non-line-of-sight imaging aims at recovering obscured objects from multiple scattered light....
Venue: Y5-205, Yeung Kin Man Academic Building
03 Wednesday Jul 2024
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04:00 PM 05:00 PM

Analysis and Computation of Wasserstein Geometric Flow in Parameter Space

ABSTRACT We introduce a new parameterization strategy that can be used to design algorithms simulating geometric flows on Wasserstein manifold, the probability density space equipped with optimal t...
Venue: Y5-205, Yeung Kin Man Academic Building