Search Results for author: Alp Yurtsever

Found 9 papers, 3 papers with code

Q-FW: A Hybrid Classical-Quantum Frank-Wolfe for Quadratic Binary Optimization

no code implementations23 Mar 2022 Alp Yurtsever, Tolga Birdal, Vladislav Golyanik

We present a hybrid classical-quantum framework based on the Frank-Wolfe algorithm, Q-FW, for solving quadratic, linearly-constrained, binary optimization problems on quantum annealers (QA).

Graph Matching

Faster One-Sample Stochastic Conditional Gradient Method for Composite Convex Minimization

1 code implementation26 Feb 2022 Gideon Dresdner, Maria-Luiza Vladarean, Gunnar Rätsch, Francesco Locatello, Volkan Cevher, Alp Yurtsever

We propose a stochastic conditional gradient method (CGM) for minimizing convex finite-sum objectives formed as a sum of smooth and non-smooth terms.

Clustering Matrix Completion

An Optimal-Storage Approach to Semidefinite Programming using Approximate Complementarity

no code implementations9 Feb 2019 Lijun Ding, Alp Yurtsever, Volkan Cevher, Joel A. Tropp, Madeleine Udell

This paper develops a new storage-optimal algorithm that provably solves generic semidefinite programs (SDPs) in standard form.

Stochastic Frank-Wolfe for Composite Convex Minimization

1 code implementation NeurIPS 2019 Francesco Locatello, Alp Yurtsever, Olivier Fercoq, Volkan Cevher

A broad class of convex optimization problems can be formulated as a semidefinite program (SDP), minimization of a convex function over the positive-semidefinite cone subject to some affine constraints.

Stochastic Optimization

Online Adaptive Methods, Universality and Acceleration

no code implementations NeurIPS 2018 Kfir. Y. Levy, Alp Yurtsever, Volkan Cevher

We present a novel method for convex unconstrained optimization that, without any modifications, ensures: (i) accelerated convergence rate for smooth objectives, (ii) standard convergence rate in the general (non-smooth) setting, and (iii) standard convergence rate in the stochastic optimization setting.

Stochastic Optimization

Fixed-Rank Approximation of a Positive-Semidefinite Matrix from Streaming Data

no code implementations NeurIPS 2017 Joel A. Tropp, Alp Yurtsever, Madeleine Udell, Volkan Cevher

Several important applications, such as streaming PCA and semidefinite programming, involve a large-scale positive-semidefinite (psd) matrix that is presented as a sequence of linear updates.

Practical sketching algorithms for low-rank matrix approximation

no code implementations31 Aug 2016 Joel A. Tropp, Alp Yurtsever, Madeleine Udell, Volkan Cevher

This paper describes a suite of algorithms for constructing low-rank approximations of an input matrix from a random linear image of the matrix, called a sketch.

A Universal Primal-Dual Convex Optimization Framework

no code implementations NeurIPS 2015 Alp Yurtsever, Quoc Tran Dinh, Volkan Cevher

We propose a new primal-dual algorithmic framework for a prototypical constrained convex optimization template.

Vocal Bursts Type Prediction

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