collaborators

6 papers

cs.CL2025

A Characterization of List Language Identification in the Limit

Moses Charikar, Chirag Pabbaraju, Ambuj Tewari

We study the problem of language identification in the limit, where given a sequence of examples from a target language, the goal of the learner is to output a sequence of guesses…

cs.DS2025

Pareto-optimal Non-uniform Language Generation

Moses Charikar, Chirag Pabbaraju

Kleinberg and Mullainathan (2024) recently proposed an interesting model for language generation in the limit: Given a countable collection of languages, and an adversary enumerati…

cs.GT2025

Metric Distortion for Tournament Voting and Beyond

Moses Charikar, Prasanna Ramakrishnan, Zihan Tan +1

In the well-studied metric distortion problem in social choice, we have voters and candidates located in a shared metric space, and the objective is to design a voting rule that se…

cs.GT2025

Approximately Dominating Sets in Elections

Moses Charikar, Prasanna Ramakrishnan, Kangning Wang

Condorcet's paradox is a fundamental result in social choice theory which states that there exist elections in which, no matter which candidate wins, a majority of voters prefer a…

cs.DS2024

Exploring Facets of Language Generation in the Limit

Moses Charikar, Chirag Pabbaraju

The recent work of Kleinberg & Mullainathan [KM24] provides a concrete model for language generation in the limit: given a sequence of examples from an unknown target language, the…

cs.GT2024

Six Candidates Suffice to Win a Voter Majority

Moses Charikar, Alexandra Lassota, Prasanna Ramakrishnan +2

A cornerstone of social choice theory is Condorcet's paradox which says that in an election where voters rank candidates it is possible that, no matter which candidate is d…