Search Results for author: Daniel N. Hill

Found 5 papers, 1 papers with code

Bayesian regularization of empirical MDPs

no code implementations3 Aug 2022 Samarth Gupta, Daniel N. Hill, Lexing Ying, Inderjit Dhillon

Due to noise, the policy learnedfrom the estimated model is often far from the optimal policy of the underlying model.

Counterfactual Learning To Rank for Utility-Maximizing Query Autocompletion

no code implementations22 Apr 2022 Adam Block, Rahul Kidambi, Daniel N. Hill, Thorsten Joachims, Inderjit S. Dhillon

A shortcoming of this approach is that users often do not know which query will provide the best retrieval performance on the current information retrieval system, meaning that any query autocompletion methods trained to mimic user behavior can lead to suboptimal query suggestions.

counterfactual Information Retrieval +2

Session-Aware Query Auto-completion using Extreme Multi-label Ranking

1 code implementation9 Dec 2020 Nishant Yadav, Rajat Sen, Daniel N. Hill, Arya Mazumdar, Inderjit S. Dhillon

Previous queries in the user session can provide useful context for the user's intent and can be leveraged to suggest auto-completions that are more relevant while adhering to the user's prefix.

A Zero Attention Model for Personalized Product Search

no code implementations29 Aug 2019 Qingyao Ai, Daniel N. Hill, S. V. N. Vishwanathan, W. Bruce Croft

In this paper, we formulate the problem of personalized product search and conduct large-scale experiments with search logs sampled from a commercial e-commerce search engine.

Retrieval

An Efficient Bandit Algorithm for Realtime Multivariate Optimization

no code implementations22 Oct 2018 Daniel N. Hill, Houssam Nassif, Yi Liu, Anand Iyer, S. V. N. Vishwanathan

We further apply our algorithm to optimize a message that promotes adoption of an Amazon service.

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