Applied Math Seminar

Most seminars are Fridays at 2:30p.m. in Warren
Weaver
Hall Rm 1302.

Questions or comments? Please e-mail Miranda Holmes-Cerfon and
Eric Vanden-Eijnden

Please visitthis pageto subscribe to the seminar mailing list.

Friday, Sept 9:James Lee-Thorp, CIMS

Edge states in honeycomb structuresFriday, Sept 16:Tryphon Georgiou, University of Minnesota and UC Irvine

Entropic and Displacement interpolation of probability distributions

Friday, Sept 23:Dejan Slepcev, Carnegie Mellon University

Variational problems on graphs and their continuum limitsFriday, Sept 30:Friday, Oct 7:Freddy Bouchet, ENS de Lyon and CNRS

Large deviation theory applied to climate physics, a new frontier of statistical physics and applied mathematicsFriday, Oct 14:Rakesh Vohra, UPenn

Stable Matchings and Scarf’s LemmaThursday, Oct20:Eurika Kaiser, U. Washington **Please note unusual time, day and location for this seminar 4:45pm in room 1314 Data-driven techniques for modeling, control, and sensor placementFriday, Oct 21:CI Day (morning)Friday, Oct 28:Nicolas Boumal, Princeton

Optimization on manifolds to solve low-rank semidefinite relaxationsArian Maleki, Columbia

Friday, Nov 4:

On the asymptotic performance of l_q regularized least squares

Evolving dynamical systems for temperature compensated clocks and developmental patterning

Friday, Feb 5:Chris Collins, NYU Medical SchoolNumerical Simulations for Magnetic Resonance Imaging: Signal, Noise, and Temperature Considering Interactions Between Electromagnetic Fields and The Human BodyZsolt Pajor-Gyulai, CIMS

Friday, Feb 12:

Stochastic approach to anomalous diffusion in two dimensional, incompressible, periodic, cellular flowsFriday, Feb 19:Justin Solomon, Princeton/MIT

Optimal Transportation for Practical Geometric ProblemsFriday, Feb 26:Charles R. Doering, Univerisity of Michigan

Wall to wall optimal transportDimitris Giannakis, CIMSFriday, Mar 4:Kernel methods for nonparametric analog forecastingYoav Kallus, Santa Fe Institute

Friday, Mar 11:Local optimality and pessimality results in packing problemsno seminar (Spring Break)

Friday, Mar 18:

Friday, Mar 25:Carlos Fernandez-Granda, CIMS

From Seismology to Compressed Sensing and Back, a Brief History of Optimization-Based Signal ProcessingQiang Du, Columbia University

Friday, Apr 1:Bridging scales through nonlocal modeling

Friday, Apr 8:Oleg Kirillov,Steklov Mathematical Institute, Moscow and Helmholtz-Zentrum, Dresden-RossendorfPrecession on a rotating saddle: A gyro force in an internal frameQuentin Berthet, Cambridge

Wednesday, Apr 13:

Trade-offs in Statistical LearningFriday Apr 15:Boyce Griffith, UNC (special seminar)

A Short History of the Immersed Boundary MethodWednesday, Apr 20:Jonathan Weare, Univ of Chicago (special seminar please note time and location - 11am, room 1314)

Understanding umbrella sampling approaches to rare event simulation

Friday, Apr 22:no seminar (Student Awards)Friday, Apr 29:Michael Ward, University of British ColumbiaThe Stability and Dynamics of Localized Spot Solutions to Reaction-Diffusion Systems in R2

Friday, May 6:

**Thursday, Sept. 10:** Russel Caflisch, IPAM,
UCLA ** Special joint AMS+MFD Seminar, 11:00am in room
1314

Accelerated Simulation Methods for
Plasma Kinetics

**Friday, Sept. 11:** Massimo Fornasier,
Technical University of Munich

Sparse Mean-Field Optimal Control:
Can Governments Really Lead the Society?

**Friday, Sept. 18:** Amy Novick-Cohen

Coupling surface diffusion and
mean curvature motion

**Friday, Sept. 25:** Open

**Friday, Oct. 1: **CI day

**Friday, Oct. 9:** Paul Hand, Rice University

The semidefinite program PhaseLift can
solve phase retrieval with corrupted data

**Friday, Oct. 16:** Becca
Thomases, UC Davis

Flexibility, stroke, and
dimensionless parameters: the importance of telling the whole
story for swimming micro-organisms in complex fluids

**Friday, Oct. 23:** CIMS Fac Mtg

**Friday, Oct. 30:** David Hogg, NYU Physics

Finding planets in very noisy data from
stars

**Wednesday, Nov. 4:** Ingrid Daubechies, Duke
University

Biological morphology and
discrete differential geometry

**Friday, Nov. 6:** Alfred Galichon

Topics in Equilibrium
Transportation

**Wednesday, Nov. 11: **Themis Sapsis **Special AMS Seminar, 2:00pm in room
317

Prediction and quantification of rare
events in nonlinear water waves

**Friday, Nov. 13:** Louis Theran, Aalto
University

Counting of freedom in symmetric
frameworks

**Friday, Nov. 20:** Amneet Bhalla, UNC

Sharp Interface Methods for Cardiac
Fluid-Structure Interaction

**Friday, Nov. 27: **Thanksgiving break

**Friday, Dec. 4:** CIMS Holiday Party

**Friday, Dec. 11:** Qiji Zhu, Western Michigan
University

Convex duality in Math Finance

Associative memory through self-assembly

**Friday, Feb 6****: **Emanuel Lazar, University of
Pennsylvania ** Please note this seminar is
at 11:15am and in room 1314

A Topological Framework for Local
Structure Analysis in Large Point Sets

**Friday, Feb 13:** Martin Holler, University of Graz
(Austria)

Measure based regularization for
variational image processing

Friday, Feb 20:Cyril Muratov, NJIT

Low density phases in a uniformly charged liquid with homogeneous neutralizing backgroundWednesday, Feb 25:Afonso Bandeira, Princeton University **Please note this seminar is on Wednesday in room 312

Tightness of convex relaxations for certain inverse problems on graphsYury Grabovsky, Temple University

Friday, Feb 27:

Near-flip buckling and scaling instability of critical loadsFriday, March 6:Rustum Choksi, McGill

Metastability and Access to the Ground State in a Class of Variational Models for Self-assemblyFriday, March 13:Tyrus Berry, Pennsylvania State University

Data-driven forecasting without a model and with a partially known modelFriday, March 20:Spring Break (no seminar)Friday, March 27:Govind Menon, Brown University

Building polyhedra by self-assemblyFriday, April 3:Gregory Falkovich, Weizmann Institute

Tractor beam by water wavesFriday, April 10:Dionisios Margetis, University of Maryland

The trouble with crystal facets

Friday, April 17:Yuri Lvov, RPI

Fermi Pasta Ulam system - new ideas about old problemFriday, April 24:No seminarFriday, May 1:No seminarFriday, May 8:Bruno Despres, UPMC

Mathematical structure of hierarchies of reduced MHD modelsFriday, May 15:Jonathan Touboul, College de France- INRIA

Around the complex interplay between organization, heterogeneity and collective dynamics of neuronal networks

**Friday, Sept 5: ** Reidun Twarock, University
of York

Viruses and
geometry – a new perspective on virus assembly and
anti-viral therapy

**Friday, Sept 12: ** Lisa Larsson CIMS

Optimal Arrangements of Rigid Shapes
-- A Voronoi Approach

**Friday, Sept 19:** Andrea Bertozzi UCLA ***Please note this seminar is at 4pm

Geometric graph-based methods for
high dimensional data

**Friday, Sept 26: ** Nick Trefethen, NYU, Oxford

__Mathematics of the Faraday Cage__

**Friday, Oct 3:** Courant Instructor Day

**Friday, Oct 10:** Lee Ricketson, CIMS

Multilevel methods for kinetic
equations of plasma dynamics

**Friday, Oct 17: ** no seminar

**Friday, Oct 24:** David Ruelle IHES

Non-Equilibrium Statistical Mechanics
of Turbulence

**Tuesday, Oct 28:** Frederic Dias, University College,
Dublin *** Please note this seminar is at
2pm in room 1314__
__Local Analysis of Wave Fields produced
from Hindcasted Rogue Wave Sea States

**Friday,
Oct 31: ** David Kelly, CIMS

Fast-slow systems with chaotic noise

**Friday, Nov 7****:**
Kyongmin Yeo, IBM Watson Research Center

Phase behaviors of
non-Brownian suspensions

**Wednesday, Nov 12:** Alfred
Galichon, Sciences Po ***Please
note this Special Seminar is at 10am in room 1314

Matching, choice and entropy

**Friday, Nov 14:** Katayun
Barmak, Columbia University

Grain Growth and Grain Growth
Stagnation in Metallic Films: The Curious Tail of a Tale and
an Ear

**Friday, Nov 21**: Laurent
Mertz, CIMS

Stochastic variational inequalities
and their applications in engineering

**Wednesday, Nov 26:** Antonio DeSimone, SISSA ***Please note this Special
Seminar is at 10am in room 517

Motility at microscopic scales

**Friday, Nov 28:** no seminar
(Thanksgiving break)

**Friday, Dec 5:** Lucy
Colwell, Cambridge University

Using evolutionary
sequence variation to make inferences about protein structure
and function

**Friday, Feb 7th:** Jeff Morris, City College

The Simplest Complex Fluid? The
Remarkable Rheology of Hard-sphere Suspensions

**Friday, Feb 14th:** Alan Newell,
Univ. of Arizona

Phyllotaxis,
pushed pattern fronts and optimal packing

** ****Friday, Feb 21st:** Jianfeng Lu, Duke University

Localized representation of eigenspaces
via convex optimization

**Friday, Feb 28th:** Open

**Friday, March 7th:** Matt Elsey, CIMS

Local Structure Analysis and Defect
Characterization in Atomic-Resolution Images

**Friday, March 14th:** Esteban Tabak, CIMS

Data-driven optimal transport

**Friday, March 21st:** Spring break

**Friday, March 28th:** Eitan Tadmor, U. Maryland

On variational formulation of entropy
solutions to nonlinear conservation laws

**Friday, April 4: **Antoine Cerfon, CIMS**
**Vortex Dynamics in Cyclotrons

**Friday, April 11:** Katie Newhall, CIMS

The Causes of Metastability and Their
Effects on Transition Times

**Friday, April 18:** Tom Trogdon, CIMS

Riemann--Hilbert problems and the
inverse scattering transform: From asymptotics to computation

**Friday, April 25:** Vasily Kantsler, Warwick and
SkolTech ****Special time and place 12:30pm, WWH 1314

Micro-swimming Navigation in
Microfluidics

**Friday, May 2:** Scott Armstrong, University of Paris
Dauphine

Quantitative stochastic
homogenization of Hamilton-Jacobi equations

Friday Sept 6: Jonathan Mattingly, Duke

Stochastic stabilization of OEDs.

Friday Sept 13: Mike O'Neil, CIMS

Calculating Beltrami fields from Maxwell fields: An integral equation method

Friday Sept 20: Jun Lai, CIMS

Optimal design of a cavity for RCS reduction

Friday Sept 27: no seminar (Courant Instructor Day)

Friday Oct 4: Calvin Zhang, CIMS

The Neural Mechanisms and Fluid Dynamics of Crustacean Swimming

Friday Oct 11: Jan Sengers, UMD ***Please note this event is being held in room WWH 1314 at 11:00 AM***

Thermally induced nonequilibrium fluctuations in fluids: gravity and finite-size effects

Friday Oct 18: Aleksandar Donev, CIMS

The Truth about diffusion (in liquids)

An asymptotic parallel-in-time method for highly oscillatory PDEs

Friday Nov 1: Marija Vucelja, Rockefeller University

The Spectra of Vibrational Modes of Random Elastic Networks

Friday Nov 8: Xiantao Li, PSU

Coarse-grained molecular dynamics for multiscale material modeling

Friday Nov 15: Pep Espanol, UNED, Madrid, Spain

The Markovian approximation in the Theory of Coarse-Graining

Spectral Analysis of Continuum Kinetic Velocity Diffusion Equations

Sampling and noise

Spring 2013

Friday Feb 8: Benedikt Wirth, CIMS

A convex approximation of Euler's elastica functional

Friday Feb 22: Kyle Cranmer, NYU Physics

Statistical Aspects of the Discovery for the Higgs Boson at the Large Hadron Collider

Friday Mar 8: Tsvi Tlusty, Weizman Institute of Science and IAS

Recognition and Self-Recognition in a Life full of Errors

Friday Mar 29: Grisha Falkovich, Weizmann Institute

What a single snapshot reveals about the future and the past of turbulent flow

Friday April 12: Boyce Griffith, NYU Medical School

Multiphysics and multiscale modeling of cardiac dynamics

Friday April 19: David Srolovitz, University of Pennsylvania

Properties of Cellular Microstructures: polycrystals, foams, and their idealizations

Friday April 26: Jacob Bedrossian, CIMS

Nonlinear inviscid damping in 2D Euler

Friday May 3: Chris Rorres, University of Pennsylvania

Searching for the Center of Gravity in a Spherical Gravitational Field

Friday May 10: Martin Maxey, Brown University, Applied Math

Dynamics of suspensions in wall-bounded shear flows

An insect-inspired micropumping paradigm: theory and Stokeslets-meshfree computations

Wednesday Sept 19: Misha Neklyudov, University of Tubingen ** Special AMS Seminar

The role of noise in ensembles of nanomagnetic particles

**Please note this seminar is at 10am, in room 1314

Friday Sept 21: Allen Tannenbaum, Comprehensive Cancer Center / ECE, UAB

Controlled Active Vision / Image Processing with Applications to Medical Image Computing

Friday, Oct 5: Molei Tao, CIMS

Multiscale Geometric Integration of Deterministic and Stochastic Systems

Friday Oct 12: Rainer Grauer, Institut fuer Theoretische Physik I, Ruhr-Universiaet Bochum

Singularities and Instantons

Friday Oct 19: Miranda Holmes-Cerfon, CIMS

Kinetics of particles with short-ranged interactions

Friday Oct 26: Uriel Frisch, CNRS, Lab. Cassiopée, Observatoire de la Côte d'Azur

The incompressible Euler equations in Lagrangian coordinates, with applications to analyticity of fluid particle trajectories and to numerical simulations

Friday, Nov 9: Evan Hohlfeld, Physics, UMass Amherst

Surface Instabilities and Topological Phase Transitions in Soft Solids

Friday Nov 16: Enkeleida Lushi, Imperial College, London

Collective dynamics in suspensions of micro-swimmers

Spring 2012

Friday June 8: Graeme Milton, Univ of Utah

Bounding the size of inclusions in a body from boundary measurements

***Please note this seminar is at 11am, in room WWH 512***

Friday May 25: Felix Otto, MPI-MIS, Leipzig

Optimal error bounds in stochastic homogenization

Friday May 4: Benjamin Davidovitch, University of Massachusetts, Amherst

Wrinkling, crumpling, folding, and all that: Pattern formation on thin sheets

Friday Apr 27: Yuri Lvov, RPI

Spectral energy density of internal waves in the Ocean

Friday Apr. 20: Denis Zorin, CIMS

Integral Equation Methods for Vesicle Flows

Friday Apr. 13: No Seminar

Friday Apr. 6:Gabor Csanyi, University of Cambridge

Fast molecular dynamics using machine learning

Friday Mar. 30: Eitan Tadmor, University of Maryland

Consensus and flocking: Self-Organized Dynamics from Particle to Hydrodynamic Descriptions

Friday Mar. 23: Erez Lieberman Aiden, Harvard Society of Fellows

Zooming out: New tools for probing the historical record and the human genome

Tuesday, Mar. 20: Kasper Hansen, Stanford University

The structure of epigenetic changes in cancer...

**Please note day, time change for this talk**

11:30 a.m., WWH 1302

Friday Mar. 16: No Seminar (Spring Break)

Thursday, Mar. 15: Benjamin Greenbaum, Princeton University

Detecting patterns in RNA viral evolution

**Please note day, time change for this talk**

9:45 a.m., WWH 1302

Monday Mar. 12: Benjamin Langmead, University of Maryland

Computational approaches for the DNA sequencing data deluge

**Please note day, time change for this talk**

10:00 a.m., WWH 1302

Friday Mar. 9: Eleni Katifori, Rocekfeller University

Decoding the architecture of vascular networks

Friday Mar. 2: Yann LeCun, CIMS

Learning Representations of Images and High-Dimensional Data

Wednesday, Feb. 29: Simon Gravel, Stanford University

Inferring complex histories from genome-wide data

**Please note location, day, time change for this talk**

10:00 a.m., Silver Building1003

Friday Feb. 24: Lin Lin, Lawrence Berkeley Lab

Recent developments of fast algorithims for Kohn-Sham density function

Friday Feb. 17: Tom Hagstrom, Southern Methodist University

Towards the Ultimate Solver for Wave Equations in the Time Domain

Friday Feb. 10: Yuri Bakhtin, Georgia Tech

Noisy heteroclinic networks and sequential decision making

Friday Feb. 3: Guillaume Bal, Columbia University

Hybrid Inverse Problems and Internal Functionals

Fall 2011

Friday Dec 9: No seminar (Holiday Party)

Friday Dec. 2: Yoichiro Mori, Univeristy of Minnesota

A Model of Electrodiffusion and Osmosis in Cells and Tissues

**This seminar to be held in room 517**

Friday Nov. 25: No seminar (Thanksgiving Break)

Friday Nov. 18: David K.A.Mordecai, Risk Economics Inc.

(Not So) Distant Cousins: Some Common Statistical Relations Underlying Models Across Disparate Social Process

Friday Nov. 11: Dimitris Giannakis, CIMS

Nonlinear Laplacian spectal analysis for time series: Capturing intermittency and low-frequency variability

Friday Nov. 4: Katherine Newhall, CIMS

Investigating jammed matter from a granocentric point of view

Friday Oct. 28: Tom Hou, Caltech

The interplay between fluid dynamic instability and potentially singular behavior of the 3D Euler/Navier-Stokes equations

Friday Oct. 21: Ben Leimkuhler, University of Edinburgh

Thermostats for flexible control of a statistical ensemble

Friday Oct. 14: Benedikt Wirth, CIMS

A diffuse-interface approach to morphological image registration

Friday Oct. 7: Matthew Elsey, CIMS

Simulations of Grain Boundary Evolution via Diffusion-Generated Motion Algorithms

Friday Sept. 30: Jamie Sethian, University of California Berkeley

Tracking Multiphase Physics: Geometry, Foams, and Thin Films

Friday Sept. 23: Mark Tygert, CIMS

An underutilized statistic: the Euclidean distance (instead of chi-square)

Friday Sept. 16: No seminar, Courant Instructor Day

Friday Sept. 9: Gilles Francfort, University of Paris 13

Revisiting brittle fracture variationally

**Please note this seminar is at 3pm**

Friday May 6: no seminar (75th Anniversary event)

Friday Apr. 29: No Seminar - Student Prize Event

Friday Apr. 22: Govind Menon, Brown University

Complete integrability of shock clustering and Burgers turbulence

Friday Apr. 15: Keith Promislow, Michigan State University

Network formation and curvature driven flow of structured interfaces

Friday Apr. 8: Matthieu Wyart, NYU

Elasticity, transport and flow near the random close packing

Friday Apr. 1: Antoine Cerfon, MIT

Fast computation of three-dimensional fusion plasma equilibria

Friday Mar. 25: Neil Clark, Ma'ayan Lab, Department of Therapeutics and Pharmacology, The Mount Sinai Medical Centre

Model of DI particle virus-host dynamics explain viral latency

Friday Mar. 18: No seminar (spring break)

Optimal control with budget constraints and resets

Cardiac Mechanics and Electrophysiology in a Unified Mathematical and Computational Framework

Fractal organization of DNA in the cell nucleus: theoretical prediction, experimental confirmation, computer simulation ... and still many open questions

Friday Feb. 18: Weiqing Ren, NYU

Boundary conditions for the moving contact line

Friday Feb. 11: Paulo Arratia, University of Pennsylvania

Undulatory swimming in viscoelastic fluids

Friday Feb. 4: Gadi Fibich, Tel Aviv University

Assymetric Auctions

**Please note this seminar will be held in WWH 512**

Fall 2010

Friday Dec. 10: Ferran Macia, NYU

Spin-wave interference patterns for memory and computation

Locomotion and Transport of Deformable Bodies

Tuesday Nov. 23: Zuowei Shen, National University of Singapore

"Wavelet Frames and Applications"

** Joint Applied Math and Harmonic Analysis and Signal Processing Seminar**

Please Note: this talk will be on a Tuesday at 3:30pm, NOT 2:30pm.

Friday Nov. 19: Marija Vucelja, CIMS

Iniertial Particles Driven by a Telegraph Noise

Friday Nov. 12: Tamar Shinar, CIMS

Numerical studies of microtubule-based motion in the single-celled C. elegans embryo

Friday Nov. 5: Samuel Walsh, CIMS

Traveling waves in stratified water

Friday Oct. 29: Lisa Rogers, CIMS

Mathematically modeling the Neurochemistry of Human Sleep-wake Cycles

Friday Oct 22: Uriel Frisch, Lab. Cassiopee, Observatoire de la Cote d'Azur.

The tyger phenomenon for the Galerkin-truncated Burgers and Euler equations.

Friday Oct 15: Gilbert Strang (MIT)

Fast transforms: Banded matrices with banded inverses

Friday Oct. 8: No seminar due to Courant Instructor Day

Friday Oct. 1: Daisuke Takagi, CIMS

Nonlinear Peristaltic Waves: Feeding the Hungry Python

Friday Sept. 24: Aleksandar Donev, CIMS

Numerical Methods for Fluctuating Hydrodynamics

Friday Sept. 17: Stephane Mallat (Ecole Polytechnique)

Classification by Invariant Scattering

*Joint Applied Math Seminar/Harmonic Analysis and Signal Processing Seminar*

Please Note: this talk with be at 11:30am, NOT 2:30pm.

Numerical Methods for Geometric Elliptic Partial Differential Equations

Spring 2010

Friday April 23: Amit Singer, Princeton

Mathematical Theory of Cryo-Electron Microscopy

Friday April 16: Eitan Tadmor, University of Maryland

Entropy Stable Approximations of Navier-Stokes equations with no Artificial Numerical Viscosity

Friday April 9: Jianfeng Lu, Courant Institue

Synchrosqueezed wavelet transforms: a tool for empirical mode decomposition

Friday April 2: Edward Belbruno, Princeton University and Innovative Orbital Design, Inc.

Low Energy Transfer to the Moon, Chaos, and Random Walk

Friday March 12: Howard Stone, Princeton University

Surprises in viscous flows: from charged drops to bacteria in curved channel flows

Friday March 5: Jean-Luc Thiffeault, University of Wisconsin - Madison

Do fish stir the ocean?

Friday February 26: Jacques Vanneste, University of Edinburgh

Wave generation in geophysical fluids as an exponential-asymptotics problem

Friday February 19: Tim Pedley, University of Cambridge

TBA

Friday February 12: Jon Wilkening, University of California Berkley

Computation of time-periodic solutions of fluid interface problems

Friday February 5: Dionisios Margetis, University of Maryland

Crystal surface motion: A story of two scales

Friday January 29: Andrew Stuart, Warwick

Bayesian Inverse Problems in PDEs

Fall 2009

Friday December 4: No AMS (Keller/Isaacson Memorial Conference on Numerical Analysis)

Reflector Maps and Earth Parameter Estimation from Seismic Data: From Ruler and Compass Construction to Gaussian Beam Propagators

*Special Seminar, Rm. 2012:15 - 3:15pm*

November 20: David F. Anderson, University of Wisconsin - Madison

Error analysis of tau-leap simulation methods

Wednesday, November 18:

Open challenges in field-based microelectronics design and verification

*Special Seminar, Rm. 517, 3:30-4:30pm*

Shape Optimization of Peristaltic Pumping

Friday November 6: Mikael Rechtsman, CIMS

The Quasicrystal conductivity conundrum: spectral theory and optical experiments

Friday October 30:Yves Couder, Matière et Systèmes Complexes Université Paris Diderot (Paris 7)

Changes in Migration Patterns of the Capelin as an Indicator of Temperature Changes in the Arctic Ocean

Friday October 16: Jianfeng Lu, CIMS

From electronic structure to elasticity

Friday October 9: Houman Owhadi, Caltech

Non-intrusive and structure preserving multiscale integration of stiff ODEs, SDEs, Hamiltonian systems and Langevin equations with hidden slow dynamics via flow averaging

Friday October 2: Kenneth M. Golden, Department of Mathematics, University of Utah

Climate Change and the Mathematics of Transport in Sea Ice

Friday September 25: No AMS (CI day)

Friday September 18: No AMS (Incoming PhD reception)

Friday September 11: Patrick Dondl, Bonn University

Pinning of interfaces in random media

Friday September 4:Frank Noe, Free University of Berlin

Scientific Computing in Molecular Biology

Spring 2009

Tuesday May 12: Tiffany Shaw, Department of Physics, University of Toronto *2:30pm, Rm 101*

Physical consistency in subgrid-scale parameterization for climate models

Friday May 1: Jonathan Weare (CIMS)

Rare event simulation with vanishing error for small noise diffusions

Friday April 24: Jack Xin (UC Irvine) *2:00pm-3:00pm*

Soft-Constrained Iterative Methods for Blind Source Separation

Friday April 17: Ilya Timofeyev (Houston)

Sub-sampling in parametric estimation of stochastic differential equations from discrete data

Monday April 13: Eric Darve (Stanford) *Rm. 317, 12:00-1:00p.m.*

Generalized Langevin Equations and non-Markovian Fokker-Planck Equations for Molecular Systems

Friday April 10: Shi Jin (University of Wisconsin-Madison)

Hamiltonian Systems and Liouville Equations with Discontinous Hamiltonians: Computation of High Frequency Waves in Heterogeneous Media

Friday April 3: Kurt Kremer (Max Planck Institute for Polymer Research)

Adaptive Resolution Simulations: Towards Open Systems Molecular Dynamics Simulations

Friday March 27: Paul Atzberger (UCSB)

Friday March 13: Rob Fergus (CIMS)

Scaling up semi-supervised learning to gigantic image collections

Friday March 6: Maria Cameron (CIMS)

The string method as a dynamical system

Friday Feb 27: Tiejun Li, Peking University

The mathematical understanding of tau-leaping algorithm

Friday Feb. 20: Irene Gamba, UT Austin

Spectral Lagrangian methods for non-linear Boltzmann type eqautions

Friday Feb. 13: Jared Bronski, Urbana-Champaign

Geometry of a Modulational Instability

Friday Feb. 6: Xiaoming Wang, FSU

Approximating stationary statistical properties of dissipative chaotic dynamical systems

Friday Jan. 30: Pete Kramer, RPI

Two coarse-graining studies of stochastic models in molecular biology

Friday Jan. 23: Mark Tygert, Applied Mathematics,Yale University

A fast algorithm for approximating the singular value decomposition of a matrix

Fall 2008

Friday Dec. 5: David Saintillan, Mechanical Science and Engineering, University of Illinois at Urbana-Champaign

Collective dynamics in particle suspensions

Friday, Nov. 28: Thanksgiving Break, No Seminar

Friday, Nov 21: No Seminar

Friday, Nov. 14: Aleksandar Donev, Lawrence Livermore National Laboratory

Multiscale Methods for Hydrodynamics of Polymer Chains in Solution

Room Change: This seminar will held in Room 102 in Warren Weaver Hall.

Friday, Nov. 7: Marco Avellaneda, CIMS

Statistical Arbitrage in the U.S. Equities Market

Friday , Oct. 31: Adi Rangan, CIMS

A diagrammatic subnetwork expansion for pulse-coupled network dynamics.

Friday, Oct. 24: Chris Wiggins, Columbia University

Inferring and Encoding Graph Partitians

Friday , Oct. 17: Dave Levermore, University of Maryland, College Park

Dispersive Corrections to the Compressible Navier-Stokes System

Friday , Oct. 10: Alexandre Chorin, University of California, Berkeley

Multiscale dynamics and multiscale sampling through statistical projections

Friday , Oct. 3. Nawaf Bou-Rabee, Free University of Berlin

Analysis of Variational Integrators for Langevin Processes

Friday , Sept. 26: no seminar (CI day)

Friday, Sept. 19: Mikael Rechtsman, CIMS

A Few Inverse Problems in Classical Statistical Mechanics and Photonics

Spring 2008

Friday, May 16: Reinout Quispel, La Trobe University, Melbourne Australia

Geometric Numerical Integration of Differential Equations

Friday, May 2: Shawn Walker, CIMS

Modeling and Analysis for Electrowetting Driven Hele-Shaw Flow with Contact Line Friction

Friday, April 25: Gang Bao, Michigan Center for Industrial and Applied Mathematics, Michigan State University

Inverse Boundary Value Problems for Maxwell's Equations

Friday, April 18: Silas Alben, Georgia Tech

Optimal flexibility in flapping appendages

Friday, April 11: Jun Zhang, CIMS

Anomalous behavior of flexible, flapping bodies in fluid

Friday, April 4: Weinan E, Princeton

Operator compression and linear scaling algorithms for
electronic structure analysis

Friday, March 28: Shafer Smith, CIMS

Surface-Interior interactions in baroclinic turbulence (and a theory for the observed energy spectrum of the atmosphere)

Friday, March 14: Yann LeCun, CIMS

Deep Learning

Friday, March 7: Assaf Naor, CIMS

Partitioning algorithms via semidefinite programming.

Friday, February 29: Qiang Du, Math, Penn State

Diffuse interface modeling of some interface problems involving elastic energy contributions

Friday, February 22: Jason W. Fleischer, Princeton

Towards Optical Hydrodynamics

Friday, February 15: Charles R. Doering, Professor of Mathematics & Physics, University of Michigan

Twist & Shout: Maximal Enstrophy Production in the 3D Navier-Stokes Equations

Friday, February 8: J. A. Sethian, U. C. Berkeley and Lawrence Berkeley National Laboratory

Designs for Interface Motion in Visco-Elastic Ink Jet Plotters and Superconformal Electrodeposition in Semiconductor Manufacturing

Friday, February 1: Esteban Tabak, CIMS

Obtaining information from data by mixing them well

Friday, January 25: Steven D. Schwartz, Depts. of Biophysics and Biochemistry, Albert Einstein College of Medicine

Computational Approaches to the Molecular Basis of Enzyme Catalysis -- Reaction Coordinate Identification

Fall

Friday, December 14th: Igor Mezic, UC Santa Barbara

Physical Structure, Graph Structure and Uncertainty in Complex Systems

Friday, December 7th: Andy Majda, CIMS

Mathematical Strategies for Filtering Turbulent Signals in Complex Systems

Friday, November 30th: Phillip Colella, LBNL

Fast computation of volume potentials on structured grids

Wednesday, November 28th: Special AMS - Martin Hairer, University of Warwick (Room 1302, 3:30 - 4:30)

Long-time behaviour of the 2D stochastic Navier-Stokes equations

Friday, November 23rd: No AMS seminar (Thanksgiving)

Tuesday, November 20th: Special AMS - Vladimir Zakharov, University of Arizona (Room 1013, 1:30 - 2:30) CANCELLED

Nonstationary Potential Flow of Deep Ideal Fluid with Free Surface: New Analytical and Nunerical Results. Is it Integrable System?

Friday, November 16th: Gerhard Hummer, Laboratory of Chemical Physics, NIDDK, National Institutes of Health

Free energies and kinetics of molecular systems from coarse master equations

Friday, November 9th: No AMS seminar

Friday, November 2nd: Alain Goriely, Mathematics Department, Program in Applied Mathematics, and BIO5 Institute, University of Arizona, Tucson

The Mechanics and Mathematics of Biological Growth

Friday, October 26th: Carlos J. Garcia-Cervera (University of California at Santa Barbara)

Sub-linear scaling algorithms for the study of the electronic structure of materials

Friday, October 19th: Luca Maragliano (CIMS)

Mapping free energy landscapes with radial basis functions

Friday, October 12th: Maria Cameron (CIMS)

Inverse Problem in Seismic Imaging: Seismic Velocity Estimation from Time Migration

Friday, October 5th: Jonathan Weare (CIMS)

Efficient Monte Carlo sampling by parallel marginalization

Friday, September 28th: No seminar. (Courant Instructor Day)

Tuesday, September 25th, Room 1013: Wojtek Grabowski, National Center for Atmospheric Research (NCAR) Boulder, Colorado

NOTE SPECIAL DATE AND PLACE.

Modeling of cloud microphysics: from simple concepts to sophisticated parameterizations

Friday, September 21st: Jing-Rebecca Li (INRIA Paris - Rocquencourt, France)

Fast solver for the heat equation in unbounded domains

Friday, September 14th: Eric Darve (Stanford University)

Fast Multipole Method

Friday, May 4th: Andy Lau (Florida Atlantic University)

Microrheology of Active Systems

Friday, April 27th: Sinan Güntürk (CIMS)

Accurate A/D conversion with inaccurate devices

Friday, April 27th, 11:00 am to 12:00, Room 1314: Pingwen Zhang (Peking University) PLEASE SPECIAL NOTE TIME AND LOCATION.

The Thermodynamic Closure Approximation of Kinetic Theories for Complex Fluids

Friday, April 20th: Weiqing Ren (CIMS)

Analytical and numerical study of coupled atomistic-continuum methods for fluids

Friday, April 13th: Martin Feinberg (OSU)

Stability and Instability in Complex Chemical Reaction Networks: The Big Picture

Friday, April 6th: Lai-Sang Young (CIMS)

Shear-Induced Chaos

Friday, March 30th: Mike Shelley (CIMS)

Random walks and complex fluids

Friday, March 23rd: Chongchun Zeng (Georgia Tech)

Free boundary problems of the Euler equation: hydrodynamical instabilities and energy estimates

Friday, March 9th: Hongkai Zhao (UC Irvine)

Fast sweeping method for static convex Hamilton-Jacobi equation

Friday, March 2nd: John Rinzel (CIMS and Center for Neural Science, NYU)

Friday, February 23rd: Joseph Teran (CIMS)

Locomotion and Pumping in Visco-Elastic Fluids

Friday, February 16th: Tom Hou (Caltech)

On Dynamic Stability and Gloval Regularity of the 3D Incompressible Flow

Friday, February 9th: Nader Masmoudi (CIMS)

Critical mass in a Keller-Segel model

Friday, February 2nd: Edo Kussell (Biology, NYU)

Populations, Information, and Entropy

Friday, January 26th: Bob Kohn (CIMS)

The Evolution of a Crystal Surface Below the Roughening Temperature

Friday, January 19th: Andrew Majda (CIMS)

Multiscale Models for the Tropics: A Systematic Route for Improving Theory, Computational, and Predictive Strategies

September 15th: Stephen Shipman
(Louisiana State University)

Guided modes and resonance in
periodic structures

September 22th: Eric
Vanden-Eijnden (CIMS)

Rare events in complex systems
movie
clip
4MB

September 29th: Courant Instructor Day -- NO SEMINAR

October 6th: Nonlinear Dynamics & Chaos Workshop -- NO
SEMINAR

October 13th: Scott
Sheffield (CIMS)

The puzzling p-Laplacian

October 20th: John
Harlim (CIMS)

Efficient ensemble Kalman filters for numerical weather
prediction

October 27th: Eric Shea-Brown
(CIMS)

A theory of correlations for spiking neurons

Directed self-assembly of molecular networks with unique topologies

November 10th: Jianbo Gao (Univ. of Florida, Electrical & Computer Eng.)

Multiscale analysis of complex time series by scale dependent Lyapunov exponent

November 17th: Aaditya Rangan (CIMS)

Correlations vs Causality? Coding in Cortex

December 1st: Graeme Milton (Univ. of Utah)

Cloaking: a new phenomenon in electromagnetism

December 8th: R.E. Lee DeVille (CIMS)

Inducing regular behavior in stochastic systems

Janruary 20th: Scott David Kelly (Department
of
Mechanical & Industrial Engineering at University of Illinois at
Urbana-Champaign)

Geometric mechanics and aquatic
locomotion

January 27th: Rupert Klein (Free University
Berlin & Potsdam
Institute for Climate Impact Research)

Multiple scales asymptotic
models for moist atmospheric flows and related conservative
numerical schemes

February 3rd: Yannis
Kevrekidis (Princeton
University)

Some examples of equation-free
computation

February 10th: Andy Majda (CIMS)

Mathematical and Computational
Challenges in Coarse Graining Coupled Deterministic Stochastic
Lattice Models

February 17th: Mike
Shelley (CIMS)

Bodies sinking or
swimming

February 24th: Harold Weitzner (CIMS)

Charged particle motion in an
electromagnetic field - variations of an old story

March 3rd: Boyce Griffith (CIMS)

Adaptive immersed boundary
methods for simulating cardiac blood-muscle-valve mechanics
and electrophysiology

March 10th: David
Pine --- CANCELLED (NYU
Physics )

Chaos and the onset of
irreversibility in non-Brownian suspensions

March 17th: (Spring break)

March 24th: Jonathan Goodman (CIMS)

Free boundary problems for small transaction cost problems

March 31st: Weiqing Ren (CIMS)

The moving contact line problem

April 7th: Peter Glynn (Statistics,
Stanford)

Traffic modeling and rare events
for queues

April 14th: Joseph B Keller (Stanford)

Pony tail motion and Hill's equation

April 21st: Carey Priebe (Statistics,
Johns
Hopkins )

Scan statistics on Enron graphs

April 28th: Anna-Karin Tornberg (CIMS)

Fluid-structure interaction: Suspensions of fibers.

Correlation isn't causation and neither is regression

May 12th: Tim Schulze ( Mathematics, University of Tennessee)

Kinetic Monte-Carlo simulations of Crystal Growth

December 2nd: Reka Albert (Penn State)

Continuous and discrete models of a gene regulatory network

December 9th: Oliver Buhler (CIMS)

Waves, vortices, and the gait of the water strider

November 18th: Tom Chou (UCLA)

Protein production and stochastic exclusion processes

November 14th: Olivier Paulius (CIMS)

Title: Toward the end of cumulus parameterization - Sensitivity of radiative-convective equilibrium simulations to horizontal resolution

November 11th: Mark Siegal (NYU Biology)

Functional and evolutionary inference in gene networks: Does topology matter?

November 4th: Andrea Liu (UPenn)

Jamming in Glasses and Granular Materials

October 31st: Aaditya Rangan (CIMS)

Spatiotemporal Dynamics of the Line-Motion Illusion in Primary Visual Cortex

October 21st: Koby Rubinstein (Indiana)

The Weighted Least Action Principle

October 14th: Leslie Greengard (CIMS)

Biological Network Analysis

October 17th: Brian Wetton (University of British Columbia)

Modeling Hydrogen Fuel Cell Stacks

October 7th: Fanghua Lin (CIMS)

Conserved Quantities and Analysis on Multiscale Problems

September 16: Niles Pierce (Caltech)

Computational Analysis and Design of DNA Devices

September 23: Gadi
Fibich (Tel Aviv University)

New singular solutions of the
nonlinear Schrödinger equation