Search Results for author: Mohammadtaghi Hajiaghayi

Found 12 papers, 1 papers with code

Dueling Over Dessert, Mastering the Art of Repeated Cake Cutting

no code implementations13 Feb 2024 Simina Brânzei, Mohammadtaghi Hajiaghayi, Reed Phillips, Suho Shin, Kun Wang

Alice cuts the cake at a point of her choice, while Bob chooses the left piece or the right piece, leaving the remainder for Alice.

Replication-proof Bandit Mechanism Design

no code implementations28 Dec 2023 Seyed Esmaeili, Mohammadtaghi Hajiaghayi, Suho Shin

We consider Bayesian agents who are unaware of ex-post realization of their own arms' mean rewards, which is the first to study Bayesian extension of Shin et al. (2022).

Fair Polylog-Approximate Low-Cost Hierarchical Clustering

no code implementations21 Nov 2023 Marina Knittel, Max Springer, John Dickerson, Mohammadtaghi Hajiaghayi

Research in fair machine learning, and particularly clustering, has been crucial in recent years given the many ethical controversies that modern intelligent systems have posed.

Clustering Fairness

Online Advertisements with LLMs: Opportunities and Challenges

no code implementations11 Nov 2023 Soheil Feizi, Mohammadtaghi Hajiaghayi, Keivan Rezaei, Suho Shin

This paper explores the potential for leveraging Large Language Models (LLM) in the realm of online advertising systems.

Regret Analysis of Repeated Delegated Choice

no code implementations7 Oct 2023 Mohammadtaghi Hajiaghayi, Mohammad Mahdavi, Keivan Rezaei, Suho Shin

To mitigate this behavior, the principal announces an eligible set which screens out a certain set of solutions.

Optimal Sparse Recovery with Decision Stumps

no code implementations8 Mar 2023 Kiarash Banihashem, Mohammadtaghi Hajiaghayi, Max Springer

Though often used in practice for feature selection, the theoretical guarantees of these methods are not well understood.

feature selection

Generalized Reductions: Making any Hierarchical Clustering Fair and Balanced with Low Cost

no code implementations27 May 2022 Marina Knittel, Max Springer, John P. Dickerson, Mohammadtaghi Hajiaghayi

We evaluate our results using Dasgupta's cost function, perhaps one of the most prevalent theoretical metrics for hierarchical clustering evaluation.

Clustering Fairness

Inverse Feature Learning: Feature learning based on Representation Learning of Error

no code implementations8 Mar 2020 Behzad Ghazanfari, Fatemeh Afghah, Mohammadtaghi Hajiaghayi

This paper proposes inverse feature learning as a novel supervised feature learning technique that learns a set of high-level features for classification based on an error representation approach.

General Classification Representation Learning

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