<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><b class=""><font size="4" class="">Optimization & Big Data 2015, Edinburgh, May 6-8, 2015</font></b></div><div class="">Venue: University of Edinburgh (Informatics Forum / JCMB)</div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">Dear colleagues and friends,</div><div class=""><font size="4" class=""><br class=""></font></div><div class=""><font size="4" class="">1. Registration</font> </div><div class=""><br class=""></div><div class="">… <font color="#e32400" class=""><b class="">is still open</b></font> for the event (fee = £45):</div><div class=""><br class=""><a href="http://www.maths.ed.ac.uk/~prichtar/Optimization_and_Big_Data_2015/registration.html" class="">http://www.maths.ed.ac.uk/~prichtar/Optimization_and_Big_Data_2015/registration.html</a></div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><font size="4" class="">2. Workshop Website</font><br class=""><br class=""><a href="http://www.maths.ed.ac.uk/~prichtar/Optimization_and_Big_Data_2015" class="">http://www.maths.ed.ac.uk/~prichtar/Optimization_and_Big_Data_2015</a></div><div class=""><br class=""><br class=""><font size="4" class="">3. Invited Speakers<br class=""></font><br class=""><strong class="">Coralia Cartis</strong> (Oxford)<br class="">
<em class="">Global convergence rate analysis of unconstrained optimization methods based on probabilistic models</em>
<br class=""> <br class="">
<strong class="">Patrick Louis Combettes</strong> (Paris 6) <br class="">
<em class="">Splitting techniques in the face of huge problem sizes: block-coordinate and block-iterative approaches </em>
<br class=""> <br class="">
<strong class="">Jonathan Eckstein</strong> (Rutgers)<br class="">
<em class="">Object-parallel solution of large-scale lasso problems</em>
<br class=""> <br class="">
<strong class="">Garud Iyengar</strong> (Columbia) <br class="">
<em class="">A distributed proximal method for composite convex optimization</em>
<br class=""><br class="">
<strong class="">Rodolphe Jenatton</strong> (Amazon Berlin) <br class="">
<em class="">Sparse and spurious: dictionary learning with noise and outliers</em>
<br class=""> <br class="">
<strong class="">Jakub Konecny</strong> (Edinburgh) <br class="">
<em class="">Distributed optimization with arbitrary local solvers</em>
<br class=""> <br class="">
<strong class="">Francois Glineur</strong> (Louvain) <br class="">
<em class="">Smooth strongly convex interpolation and exact worst-case performance
of first-order methods </em>
<br class=""> <br class="">
<strong class="">Donald Goldfarb</strong> (Columbia) <br class="">
<em class="">Low-rank matrix and tensor recovery: theory and algorithms </em>
<br class=""><br class="">
<strong class="">Robert Gower</strong> (Edinburgh) <br class="">
<em class="">Randomized fixed point methods for linear systems and inverting matrices</em>
<br class=""> <br class="">
<strong class="">Arkadi Nemirovski</strong> (Georgia Tech) - keynote <br class="">
<em class="">Fenchel-type representations and large-scale problems with convex structure on difficult geometry domains</em>
<br class=""> <br class="">
<strong class="">Zheng Qu</strong> (Edinburgh) - organizer <br class="">
<em class="">Randomized dual coordinate ascent with arbitrary sampling</em>
<br class=""> <br class="">
<strong class="">Peter Richtarik</strong> (Edinburgh) - organizer <br class="">
<em class="">SDNA: Stochastic Dual Newton Ascent for empirical risk minimization </em>
<br class=""> <br class="">
<strong class="">Katya Scheinberg</strong> (Lehigh) <br class="">
<em class="">Unconstrained trust region based stochastic optimization with biased and unbiased noise</em>
<br class=""> <br class="">
<strong class="">Mark Schmidt</strong> (UBC) <br class="">
<em class="">Is greedy coordinate descent a terrible algorithm?</em>
<br class=""><br class=""><span style="font-size: large;" class=""><br class=""></span></div><div class=""><span style="font-size: large;" class="">4. Accepted Contributions</span><br class=""><br class=""></div><div class="">In addition to the invited talks, there
is a contributed track (spotlight talks + poster sessions) attracting a
prize from Amazon (prize committee: Arkadi Nemirovski & Rodolphe
Jenatton)<br class=""></div><div class=""><br class=""></div><div class="">Jose Vidal Alcala-Burgos (Universidad Autonoma de Yucatan, Mexico) <br class="">
Affine invariant stochastic optimization <br class=""> <br class="">
<a href="http://www.maths.ed.ac.uk/people/show?person=417" class="">
Dominik Csiba</a> (University of Edinburgh, UK)<br class="">
Stochastic dual coordinate ascent with adaptive probabilities<br class=""> <br class="">
<a href="http://www.maths.ed.ac.uk/%7Ekfount/" class="">
Kimon Fountoulakis</a> (University of Edinburgh, UK) <br class="">
<a href="http://www.maths.ed.ac.uk/%7Eprichtar/Optimization_and_Big_Data_2015/posters/Fountoulakis.pdf" class="">A problem generator for big data optimization</a> <br class=""> <br class="">
<a href="http://www.metoffice.gov.uk/research/people/gordon-inverarity" class="">
Gordon Inverarity</a> (Met Office, UK)<br class="">
<a href="http://www.maths.ed.ac.uk/%7Eprichtar/Optimization_and_Big_Data_2015/posters/Inverarity.pdf" class="">Data assimilation for weather forecasting</a><br class=""> <br class="">
<a href="http://www2.warwick.ac.uk/fac/cross_fac/complexity/people/students/emstudents/2013intake/" class="">
Maria Koroliuk</a> (University of Warwick, UK) <br class="">
<a href="http://www.maths.ed.ac.uk/%7Eprichtar/Optimization_and_Big_Data_2015/posters/Koroliuk.pdf" class="">Analysis of urban traffic data</a> <br class=""><br class="">
<a href="https://www.imtek.de/laboratories/systemtheorie/mitarbeiter-en/ma_gruppiert?set_language=en" class="">
Dimitris Kouzoupis</a> (University of Freiburg, Germany) <br class="">
<a href="http://www.maths.ed.ac.uk/%7Eprichtar/Optimization_and_Big_Data_2015/posters/Kouzoupis.pdf" class="">First-order methods in nonlinear model predictive control</a> <br class=""> <br class="">
<a href="http://cn.linkedin.com/in/wentinglong" class="">
Wenting Long</a> (Sun Yat-sen University, China) <br class="">
<a href="http://www.maths.ed.ac.uk/%7Eprichtar/Optimization_and_Big_Data_2015/posters/Long.pdf" class="">Fixed
point algorithm based on proximity and precondition operator for high
resolution image reconstruction with displacement errors </a> <br class=""> <br class="">
<a href="http://www.da.inf.ethz.ch/people/AurelienLucchi/" class="">
Aurelien Lucchi</a> (ETH Zurich, Switzerland) <br class="">
<a href="http://www.maths.ed.ac.uk/%7Eprichtar/Optimization_and_Big_Data_2015/posters/Lucchi.pdf" class="">Neighbourhood watch: variance reduction using nearest-neighbours</a> <br class=""> <br class="">
<a href="https://www.maths.ox.ac.uk/people/rodrigo.mendozasmith" class="">
Rodrigo Mendoza Smith</a> (University of Oxford, UK) <br class="">
Expander L0 decoding <br class=""> <br class="">
<a href="https://www.simonsfoundation.org/simons-center-for-data-analysis/scda-staff/" class="">
Christian Mueller</a> (Simons Center for Data Analysis, USA) <br class="">
<a href="http://www.maths.ed.ac.uk/%7Eprichtar/Optimization_and_Big_Data_2015/posters/Mueller.pdf" class="">Auto-tuned high-dimensional regression with the TREX: theoretical guarantees and non-convex global optimization</a><br class=""> <br class="">
<a href="http://sysos.eng.ox.ac.uk/control/sysos/index.php/User:Prescott" class="">
Thomas Prescott</a> (University of Oxford, UK) <br class="">
Layered synthetic biomolecular systems <br class=""> <br class="">
<a href="https://sites.google.com/site/danielprobinson/" class="">
Daniel Robinson</a> (Johns Hopkins University, USA) <br class="">
A hybrid ADMM algorithm <br class=""> <br class="">
<a href="http://www.cs.cityu.edu.hk/profile/cheewtan.html" class="">
Chee-Wei Tan</a> (City University of Hong Kong, Hong Kong) <br class="">
<a href="http://www.maths.ed.ac.uk/%7Eprichtar/Optimization_and_Big_Data_2015/posters/Tan.pdf" class="">A probabilistic approach to rumor source detection and graph-based message passing algorithms</a> <br class=""> <br class="">
<a href="http://www.geos.ed.ac.uk/homes/stett2" class="">
Simon Tett</a> (University of Edinburgh, UK) <br class="">
Optimising parameter values in climate models: observational/model synthesis <br class=""> <br class="">
<a href="http://www.jacobs-university.de/directory/wzhou" class="">
Weiqi Zhou</a> (Jacobs University, Germany) <br class="">
Kaczmarz iteration with random row permutation </div><div class=""><br class="">-----<br class=""><br class="">Zheng Qu and Peter Richtarik (organizers)<br class="">University of Edinburgh<br class=""><br class=""><br class=""></div><div apple-content-edited="true" class=""><br class="">The School of Mathematics<br class="">University of Edinburgh<br class=""><a href="http://www.maths.ed.ac.uk/~richtarik" class="">http://www.maths.ed.ac.uk/~richtarik</a><br class=""><br class="">
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