Nonconvex optimization meets low-rank matrix factorization: An overview

Y Chi, YM Lu, Y Chen - IEEE Transactions on Signal …, 2019‏ - ieeexplore.ieee.org
Substantial progress has been made recently on develo** provably accurate and efficient
algorithms for low-rank matrix factorization via nonconvex optimization. While conventional …

Finding structure with randomness: Probabilistic algorithms for constructing approximate matrix decompositions

N Halko, PG Martinsson, JA Tropp - SIAM review, 2011‏ - SIAM
Low-rank matrix approximations, such as the truncated singular value decomposition and
the rank-revealing QR decomposition, play a central role in data analysis and scientific …

Recovering gene interactions from single-cell data using data diffusion

D Van Dijk, R Sharma, J Nainys, K Yim, P Kathail… - Cell, 2018‏ - cell.com
Single-cell RNA sequencing technologies suffer from many sources of technical noise,
including under-sampling of mRNA molecules, often termed" dropout," which can severely …

Randomized numerical linear algebra: Foundations and algorithms

PG Martinsson, JA Tropp - Acta Numerica, 2020‏ - cambridge.org
This survey describes probabilistic algorithms for linear algebraic computations, such as
factorizing matrices and solving linear systems. It focuses on techniques that have a proven …

Spectral methods for data science: A statistical perspective

Y Chen, Y Chi, J Fan, C Ma - Foundations and Trends® in …, 2021‏ - nowpublishers.com
Spectral methods have emerged as a simple yet surprisingly effective approach for
extracting information from massive, noisy and incomplete data. In a nutshell, spectral …

A quantum-inspired classical algorithm for recommendation systems

E Tang - Proceedings of the 51st annual ACM SIGACT …, 2019‏ - dl.acm.org
We give a classical analogue to Kerenidis and Prakash's quantum recommendation system,
previously believed to be one of the strongest candidates for provably exponential speedups …

An introduction to matrix concentration inequalities

JA Tropp - Foundations and Trends® in Machine Learning, 2015‏ - nowpublishers.com
Random matrices now play a role in many areas of theoretical, applied, and computational
mathematics. Therefore, it is desirable to have tools for studying random matrices that are …

Quantum recommendation systems

I Kerenidis, A Prakash - arxiv preprint arxiv:1603.08675, 2016‏ - arxiv.org
A recommendation system uses the past purchases or ratings of $ n $ products by a group of
$ m $ users, in order to provide personalized recommendations to individual users. The …

q-means: A quantum algorithm for unsupervised machine learning

I Kerenidis, J Landman, A Luongo… - Advances in neural …, 2019‏ - proceedings.neurips.cc
Quantum information is a promising new paradigm for fast computations that can provide
substantial speedups for many algorithms we use today. Among them, quantum machine …

The Optimal Hard Threshold for Singular Values is

M Gavish, DL Donoho - IEEE Transactions on Information …, 2014‏ - ieeexplore.ieee.org
We consider recovery of low-rank matrices from noisy data by hard thresholding of singular
values, in which empirical singular values below a threshold λ are set to 0. We study the …