Search Results for author: Grace Hui Yang

Found 14 papers, 4 papers with code

SEINE: SEgment-based Indexing for NEural information retrieval

no code implementations27 Nov 2023 Sibo Dong, Justin Goldstein, Grace Hui Yang

However, these methods focus on finding the representation that best represents a text (aka metric learning) and the actual retrieval function that is responsible for similarity matching between query and document is kept at a minimum by using dot product.

Information Retrieval Metric Learning +1

Sequencing Matters: A Generate-Retrieve-Generate Model for Building Conversational Agents

no code implementations16 Nov 2023 Quinn Patwardhan, Grace Hui Yang

This paper contains what the Georgetown InfoSense group has done in regard to solving the challenges presented by TREC iKAT 2023.

Answer Generation Retrieval

GazBy: Gaze-Based BERT Model to Incorporate Human Attention in Neural Information Retrieval

no code implementations4 Jul 2022 Sibo Dong, Justin Goldstein, Grace Hui Yang

This paper is interested in investigating whether human gaze signals can be leveraged to improve state-of-the-art search engine performance and how to incorporate this new input signal marked by human attention into existing neural retrieval models.

Information Retrieval Retrieval +1

Incorporating Voice Instructions in Model-Based Reinforcement Learning for Self-Driving Cars

no code implementations21 Jun 2022 Mingze Wang, Ziyang Zhang, Grace Hui Yang

This paper presents a novel approach that supports natural language voice instructions to guide deep reinforcement learning (DRL) algorithms when training self-driving cars.

Model-based Reinforcement Learning reinforcement-learning +2

Feature Modulation to Improve Struggle Detection in Web Search: A Psychological Approach

no code implementations9 Dec 2021 Jiyun Luo, Yan Yang, Valerie Nayak, Grace Hui Yang

Existing Web search struggle detection methods rely on effort-based features to identify the struggling moments.

High-Quality Diversification for Task-Oriented Dialogue Systems

1 code implementation2 Jun 2021 Zhiwen Tang, Hrishikesh Kulkarni, Grace Hui Yang

Many task-oriented dialogue systems use deep reinforcement learning (DRL) to learn policies that respond to the user appropriately and complete the tasks successfully.

Conversational Search Task-Oriented Dialogue Systems +1

Balancing Reinforcement Learning Training Experiences in Interactive Information Retrieval

no code implementations5 Jun 2020 Limin Chen, Zhiwen Tang, Grace Hui Yang

Interactive Information Retrieval (IIR) and Reinforcement Learning (RL) share many commonalities, including an agent who learns while interacts, a long-term and complex goal, and an algorithm that explores and adapts.

Information Retrieval reinforcement-learning +3

Information Retrieval and Its Sister Disciplines

no code implementations5 Dec 2019 Grace Hui Yang

This article presents a summary graph to show the relationships between Information Retrieval (IR) and other related disciplines.

Information Retrieval Retrieval

Corpus-Level End-to-End Exploration for Interactive Systems

1 code implementation23 Nov 2019 Zhiwen Tang, Grace Hui Yang

A core interest in building Artificial Intelligence (AI) agents is to let them interact with and assist humans.

Reinforcement Learning (RL) Retrieval +1

A Re-classification of Information Seeking Tasks and Their Computational Solutions

no code implementations26 Sep 2019 Zhiwen Tang, Grace Hui Yang

This article presents a re-classification of information seeking (IS) tasks, concepts, and algorithms.

Modeling Long-Range Context for Concurrent Dialogue Acts Recognition

no code implementations2 Sep 2019 Yue Yu, Siyao Peng, Grace Hui Yang

Previous work on DA recognition either assumes one DA per utterance or fails to realize the sequential nature of dialogues.

Sentence

DeepTileBars: Visualizing Term Distribution for Neural Information Retrieval

1 code implementation1 Nov 2018 Zhiwen Tang, Grace Hui Yang

Most neural Information Retrieval (Neu-IR) models derive query-to-document ranking scores based on term-level matching.

Document Ranking Information Retrieval +2

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