Search Results for author: Ben Recht

Found 6 papers, 0 papers with code

On the Detection of Mixture Distributions with applications to the Most Biased Coin Problem

no code implementations25 Mar 2016 Kevin Jamieson, Daniel Haas, Ben Recht

As a result, these bounds have surprising implications both for solutions to the most biased coin problem and for anomaly detection when only partial information about the parameters is known.

Anomaly Detection

Near-Optimal Bounds for Binary Embeddings of Arbitrary Sets

no code implementations14 Dec 2015 Samet Oymak, Ben Recht

We characterize the tradeoff between distortion and sample complexity $m$ in terms of the Gaussian width $\omega(K)$ of the set.

Fast methods for denoising matrix completion formulations, with applications to robust seismic data interpolation

no code implementations20 Feb 2013 Aleksandr Y. Aravkin, Rajiv Kumar, Hassan Mansour, Ben Recht, Felix J. Herrmann

In this paper, we consider matrix completion formulations designed to hit a target data-fitting error level provided by the user, and propose an algorithm called LR-BPDN that is able to exploit factorized formulations to solve the corresponding optimization problem.

Collaborative Filtering Denoising +1

Query Complexity of Derivative-Free Optimization

no code implementations NeurIPS 2012 Kevin G. Jamieson, Robert Nowak, Ben Recht

Moreover, if the function evaluations are noisy, then approximating gradients by finite differences is difficult.

Text-to-Image Generation

Practical Large-Scale Optimization for Max-norm Regularization

no code implementations NeurIPS 2010 Jason D. Lee, Ben Recht, Nathan Srebro, Joel Tropp, Ruslan R. Salakhutdinov

The max-norm was proposed as a convex matrix regularizer by Srebro et al (2004) and was shown to be empirically superior to the trace-norm for collaborative filtering problems.

Clustering Collaborative Filtering

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