Christos boutsidis

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August undefined, 2024

WebFeb 16, 2012 · Christos Boutsidis, Petros Drineas, Malik Magdon-Ismail We study (constrained) least-squares regression as well as multiple response least-squares regression and ask the question of whether a subset of the data, a coreset, suffices to compute a good approximate solution to the regression. WebChristos Boutsidis. Goldman Sachs. Verified email at gs.com - Homepage. Linear Algebra Graphs Algorithms Distributed Algorithms Data Science. Articles Cited by Public access …

Randomized Dimensionality Reduction for $k$ -Means …

WebApr 1, 2008 · H. Avron, Christos Boutsidis Mathematics, Computer Science SIAM Journal on Matrix Analysis and Applications 30 December 2011 TLDR It is shown that the combinatorial problem of finding a low-stretch spanning tree in an undirected graph corresponds to subset selection, and the various implications of this reduction are … WebNov 21, 2010 · Christos Boutsidis Anastasios Zouzias Petros Drineas. a export BibTeX citation Loading... BibTeX formatted citation put in 和put into

(PDF) Random Projections for Support Vector Machines

WebApr 22, 2011 · By Christos Boutsidis Advisor: Petros Drineas April 22, 2011 We study three fundamental problems in Linear Algebra and Machine Learning, namely: Low-rank … WebExpert on designing and deploying AI solutions for peta-scale distributed data. Learn more about Christos Boutsidis's work experience, … WebOct 27, 2024 · Experiment 4: This experiment compares tensor ID using the Gram matrix approach, Gaussian tensor ID, and CountSketch tensor ID. The test tensors in this experiment are sparse CP tensors with a specific structure. The figure below shows results from this experiment that are included in our paper. see shiny

[1202.3505] Near-optimal Coresets For Least-Squares Regression …

Unsupervised Feature Selection for the K-Means Clustering …

WebChristos’ cinematic skills and passion for music has led him to work with top Detroit and global Artists, Eminem, Kid Rock and Jack White, shooting over 50 music videos and … WebChristos Boutsidis has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been … see shockerWebDec 30, 2011 · Christos Boutsidis We describe two algorithms for computing a sparse solution to a least-squares problem where the coefficient matrix can have arbitrary dimensions. We show that the solution vector obtained by our algorithms is close to the solution vector obtained via the truncated SVD approach. Submission history see shooting

"WebApr 26, 2013 · Saurabh Paul Christos Boutsidis Malik Magdon-Ismail Petros Drineas Computer Science Dept. Rensselaer Polytechnic Inst. [email protected] Mathematical Sciences Dept. IBM Research [email protected]... " - Christos boutsidis

Christos boutsidis

PhD Theses at Rensselaer Computer Science

WebChristos Boutsidis Department of Computer Science Rensselaer Polytechnic Institute Troy, NY 12180 [email protected] Michael W. Mahoney Department of Mathematics … WebChristos Boutsidis Dan Garber y Zohar Karnin z Edo Liberty x Abstract We consider the online version of the well known Principal Com-ponent Analysis (PCA) problem. In standard PCA, the input to the problem is a set of vectors X = [x 1;:::;x n] in Rd n and a target dimension k

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WebGoldman Sachs. Jun 2015 - Present7 years 10 months. New York, New York, United States. Firm-wide Knowledge Graph System @ Core … WebAug 12, 2024 · Christos John Koutsis, 63, of Paramus, formerly of Athens, Greece, passed away on Saturday, August 8, 2024. Christos worked for Investors Bank, in Short Hills, …

WebChristos Boutsidis's 17 research works with 437 citations and 915 reads, including: Optimal CUR Matrix Decompositions Christos Boutsidis's research while affiliated with … WebApr 6, 2014 · Dimitris Papailiopoulos, Anastasios Kyrillidis, Christos Boutsidis We explain theoretically a curious empirical phenomenon: "Approximating a matrix by deterministically selecting a subset of its columns with the corresponding largest leverage scores results in a good low-rank matrix surrogate".

WebDec 29, 2013 · Christos Boutsidis, Malik Magdon-Ismail We compute a \emph {sparse} solution to the classical least-squares problem where is an arbitrary matrix. We describe a novel algorithm for this sparse least-squares problem. WebChristos Boutsidis Computer Scientist (boutsidis.org) 22h Edited Report this post Report Report. Back Submit. inspiring Anju Kambadur. Bloomberg Professional Services …

WebMay 30, 2014 · Christos Boutsidis, David P. Woodruff. The CUR decomposition of an matrix finds an matrix with a subset of columns of together with an matrix with a subset …

WebChristos Boutsidis Papers With Code Search Results for author: Christos Boutsidis Found 12 papers, 0 papers with code Date Published Optimal Sparse Linear Encoders and Sparse PCA no code implementations • NeurIPS 2016 • Malik Magdon-Ismail , Christos Boutsidis Principal components analysis~ (PCA) is the optimal linear encoder of data. … see short hair cutsWebOct 13, 2011 · Christos Boutsidis, Anastasios Zouzias, +1 author P. Drineas Published 13 October 2011 Computer Science IEEE Transactions on Information Theory We study the … put ipad air 2 in recovery modeWebOct 25, 2011 · We consider low-rank reconstruction of a matrix using a subset of its columns and we present asymptotically optimal algorithms for both spectral norm and Frobenius norm reconstruction. The main tools we introduce to obtain our results are: (i) the use of fast approximate SVD-like decompositions for column-based matrix reconstruction, and (ii) … see shellsWebSep 10, 2012 · Computer Science. We present a fast algorithm for approximate Canonical Correlation Analysis (CCA). Given a pair of tall-and-thin matrices, the proposed algorithm … see shipping history in fedexhttp://cs-www.cs.yale.edu/homes/el327/papers/opca.pdf sees honeycomb candyWebChristos Boutsidis Principal components analysis (PCA) is the optimal linear auto-encoder of data, and it is often used to construct features. Enforcing sparsity on the principal components can... seeshipsWebChristos Boutsidis is a Research Scientist at Yahoo Labs in New York, NY. Before that he was a Research Staff Member at the Business Analytics and Mathematical Sciences … put ipad to sleep