Publications (25)
Clustering subgaussian mixtures by semidefinite programming
Dustin G. Mixon, Soledad Villar, Rachel Ward
A comparison of the discrete Kolmogorov-Smirnov statistic and the Euclidean distance
Jacob Carruth, Mark Tygert, Rachel Ward
Greedy Variance Estimation for the LASSO
Christopher Kennedy, Rachel Ward
Completing Any Low-rank Matrix, Provably
Yudong Chen, Srinadh Bhojanapalli, Sujay Sanghavi +1
Chi-square and classical exact tests often wildly misreport significance; the remedy lies in computers
William Perkins, Mark Tygert, Rachel Ward
Exact Recovery of Chaotic Systems from Highly Corrupted Data
Giang Tran, Rachel Ward
Relax, no need to round: integrality of clustering formulations
Pranjal Awasthi, Afonso S. Bandeira, Moses Charikar +3
Stability for second-order chaotic sigma delta quantization
Lauren Bandklayder, Rachel Ward
Improved bounds for sparse recovery from subsampled random convolutions
Shahar Mendelson, Holger Rauhut, Rachel Ward
A polynomial-time relaxation of the Gromov-Hausdorff distance
Soledad Villar, Afonso S. Bandeira, Andrew J. Blumberg +1
Lower bounds for the error decay incurred by coarse quantization schemes
Felix Krahmer, Rachel Ward
Bias of Homotopic Gradient Descent for the Hinge Loss
Denali Molitor, Deanna Needell, Rachel Ward
Computing the confidence levels for a root-mean-square test of goodness-of-fit, II
William Perkins, Mark Tygert, Rachel Ward
Fast Cross-Polytope Locality-Sensitive Hashing
Christopher Kennedy, Rachel Ward
Testing goodness-of-fit for logistic regression
Mark Tygert, Rachel Ward
Batched Stochastic Gradient Descent with Weighted Sampling
Deanna Needell, Rachel Ward
Quiet sigma delta quantization, and global convergence for a class of asymmetric piecewise affine maps
Rachel Ward
Concentration inequalities for random matrix products
Amelia Henriksen, Rachel Ward
Recovery guarantees for exemplar-based clustering
Abhinav Nellore, Rachel Ward
Significance testing without truth
William Perkins, Mark Tygert, Rachel Ward
An arithmetic-geometric mean inequality for products of three matrices
Arie Israel, Felix Krahmer, Rachel Ward
Extracting Sparse High-Dimensional Dynamics from Limited Data
Hayden Schaeffer, Giang Tran, Rachel Ward
Computing the confidence levels for a root-mean-square test of goodness-of-fit
William Perkins, Mark Tygert, Rachel Ward
Recovery guarantees for polynomial approximation from dependent data with outliers
Lam Si Tung Ho, Hayden Schaeffer, Giang Tran +1
Testing Hardy-Weinberg equilibrium with a simple root-mean-square statistic
Rachel Ward, Raymond J. Carroll