Search Results for author: Jineng Ren

Found 4 papers, 0 papers with code

A Provably Communication-Efficient Asynchronous Distributed Inference Method for Convex and Nonconvex Problems

no code implementations16 Mar 2019 Jineng Ren, Jarvis Haupt

This paper proposes and analyzes a communication-efficient distributed optimization framework for general nonconvex nonsmooth signal processing and machine learning problems under an asynchronous protocol.

Distributed Optimization

A Dictionary-Based Generalization of Robust PCA Part II: Applications to Hyperspectral Demixing

no code implementations26 Feb 2019 Sirisha Rambhatla, Xingguo Li, Jineng Ren, Jarvis Haupt

We consider the task of localizing targets of interest in a hyperspectral (HS) image based on their spectral signature(s), by posing the problem as two distinct convex demixing task(s).

A Dictionary-Based Generalization of Robust PCA with Applications to Target Localization in Hyperspectral Imaging

no code implementations21 Feb 2019 Sirisha Rambhatla, Xingguo Li, Jineng Ren, Jarvis Haupt

We consider the decomposition of a data matrix assumed to be a superposition of a low-rank matrix and a component which is sparse in a known dictionary, using a convex demixing method.

Communication-efficient Algorithm for Distributed Sparse Learning via Two-way Truncation

no code implementations2 Sep 2017 Jineng Ren, Jarvis Haupt

We propose a communicationally and computationally efficient algorithm for high-dimensional distributed sparse learning.

Sparse Learning Vocal Bursts Valence Prediction

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