Learning Arithmetic Formulas in the Presence of Noise: A General Framework and Applications to Unsupervised Learning

no code implementations • 13 Nov 2023 • Pritam Chandra, Ankit Garg, Neeraj Kayal, Kunal Mittal, Tanmay Sinha

We present a general framework for designing efficient algorithms for unsupervised learning problems, such as mixtures of Gaussians and subspace clustering.

Block Rigidity: Strong Multiplayer Parallel Repetition implies Super-Linear Lower Bounds for Turing Machines

no code implementations • 18 Nov 2020 • Kunal Mittal, Ran Raz

We then describe a class of multiplayer games, such that, a sufficiently strong parallel repetition theorem for that class of games implies an explicit block-rigid function.

Computational Complexity