Search Results for author: Maryam Karimzadehgan

Found 8 papers, 2 papers with code

Density-based User Representation using Gaussian Process Regression for Multi-interest Personalized Retrieval

no code implementations31 Oct 2023 Haolun Wu, Ofer Meshi, Masrour Zoghi, Fernando Diaz, Xue Liu, Craig Boutilier, Maryam Karimzadehgan

Accurate modeling of the diverse and dynamic interests of users remains a significant challenge in the design of personalized recommender systems.

Diversity GPR +3

Ever Evolving Evaluator (EV3): Towards Flexible and Reliable Meta-Optimization for Knowledge Distillation

1 code implementation29 Oct 2023 Li Ding, Masrour Zoghi, Guy Tennenholtz, Maryam Karimzadehgan

We introduce EV3, a novel meta-optimization framework designed to efficiently train scalable machine learning models through an intuitive explore-assess-adapt protocol.

Diversity Evolutionary Algorithms +3

Overcoming Prior Misspecification in Online Learning to Rank

1 code implementation25 Jan 2023 Javad Azizi, Ofer Meshi, Masrour Zoghi, Maryam Karimzadehgan

The recent literature on online learning to rank (LTR) has established the utility of prior knowledge to Bayesian ranking bandit algorithms.

Learning-To-Rank

IMO$^3$: Interactive Multi-Objective Off-Policy Optimization

no code implementations24 Jan 2022 Nan Wang, Hongning Wang, Maryam Karimzadehgan, Branislav Kveton, Craig Boutilier

This problem has been studied extensively in the setting of known objective functions.

CORe: Capitalizing On Rewards in Bandit Exploration

no code implementations7 Mar 2021 Nan Wang, Branislav Kveton, Maryam Karimzadehgan

We propose a bandit algorithm that explores purely by randomizing its past observations.

Separate and Attend in Personal Email Search

no code implementations21 Nov 2019 Yu Meng, Maryam Karimzadehgan, Honglei Zhuang, Donald Metzler

In personal email search, user queries often impose different requirements on different aspects of the retrieved emails.

Learning-To-Rank

Domain Adaptation for Enterprise Email Search

no code implementations19 Jun 2019 Brandon Tran, Maryam Karimzadehgan, Rama Kumar Pasumarthi, Michael Bendersky, Donald Metzler

To address this data challenge, in this paper we propose a domain adaptation approach that fine-tunes the global model to each individual enterprise.

Domain Adaptation Information Retrieval +1

Multi-Task Learning for Email Search Ranking with Auxiliary Query Clustering

no code implementations15 Sep 2018 Jiaming Shen, Maryam Karimzadehgan, Michael Bendersky, Zhen Qin, Donald Metzler

In this paper, we study how to obtain query type in an unsupervised fashion and how to incorporate this information into query-dependent ranking models.

Clustering Multi-Task Learning +1

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