Search Results for author: Mengting Wan

Found 16 papers, 5 papers with code

TnT-LLM: Text Mining at Scale with Large Language Models

no code implementations18 Mar 2024 Mengting Wan, Tara Safavi, Sujay Kumar Jauhar, Yujin Kim, Scott Counts, Jennifer Neville, Siddharth Suri, Chirag Shah, Ryen W White, Longqi Yang, Reid Andersen, Georg Buscher, Dhruv Joshi, Nagu Rangan

Transforming unstructured text into structured and meaningful forms, organized by useful category labels, is a fundamental step in text mining for downstream analysis and application.

PEARL: Personalizing Large Language Model Writing Assistants with Generation-Calibrated Retrievers

no code implementations15 Nov 2023 Sheshera Mysore, Zhuoran Lu, Mengting Wan, Longqi Yang, Steve Menezes, Tina Baghaee, Emmanuel Barajas Gonzalez, Jennifer Neville, Tara Safavi

Powerful large language models have facilitated the development of writing assistants that promise to significantly improve the quality and efficiency of composition and communication.

Language Modelling Large Language Model +1

Using Large Language Models to Generate, Validate, and Apply User Intent Taxonomies

no code implementations14 Sep 2023 Chirag Shah, Ryen W. White, Reid Andersen, Georg Buscher, Scott Counts, Sarkar Snigdha Sarathi Das, Ali Montazer, Sathish Manivannan, Jennifer Neville, Xiaochuan Ni, Nagu Rangan, Tara Safavi, Siddharth Suri, Mengting Wan, Leijie Wang, Longqi Yang

However, using LLMs to generate a user intent taxonomy and apply it for log analysis can be problematic for two main reasons: (1) such a taxonomy is not externally validated; and (2) there may be an undesirable feedback loop.

Situating Recommender Systems in Practice: Towards Inductive Learning and Incremental Updates

no code implementations11 Nov 2022 Tobias Schnabel, Mengting Wan, Longqi Yang

With information systems becoming larger scale, recommendation systems are a topic of growing interest in machine learning research and industry.

Recommendation Systems Transductive Learning

Learning Causal Effects on Hypergraphs

no code implementations7 Jul 2022 Jing Ma, Mengting Wan, Longqi Yang, Jundong Li, Brent Hecht, Jaime Teevan

Hypergraphs provide an effective abstraction for modeling multi-way group interactions among nodes, where each hyperedge can connect any number of nodes.

Learning Fair Node Representations with Graph Counterfactual Fairness

1 code implementation10 Jan 2022 Jing Ma, Ruocheng Guo, Mengting Wan, Longqi Yang, Aidong Zhang, Jundong Li

In this framework, we generate counterfactuals corresponding to perturbations on each node's and their neighbors' sensitive attributes.

Attribute counterfactual +2

BasConv: Aggregating Heterogeneous Interactions for Basket Recommendation with Graph Convolutional Neural Network

1 code implementation14 Jan 2020 Zhiwei Liu, Mengting Wan, Stephen Guo, Kannan Achan, Philip S. Yu

By defining a basket entity to represent the basket intent, we can model this problem as a basket-item link prediction task in the User-Basket-Item~(UBI) graph.

Collaborative Filtering Link Prediction

Addressing Marketing Bias in Product Recommendations

1 code implementation4 Dec 2019 Mengting Wan, Jianmo Ni, Rishabh Misra, Julian McAuley

However, these interactions can be biased by how the product is marketed, for example due to the selection of a particular human model in a product image.

Collaborative Filtering Fairness +2

Fine-Grained Spoiler Detection from Large-Scale Review Corpora

no code implementations ACL 2019 Mengting Wan, Rishabh Misra, Ndapa Nakashole, Julian McAuley

This paper presents computational approaches for automatically detecting critical plot twists in reviews of media products.

Sentence

Beyond "How may I help you?": Assisting Customer Service Agents with Proactive Responses

no code implementations26 Nov 2018 Mengting Wan, Xin Chen

We study the problem of providing recommended responses to customer service agents in live-chat dialogue systems.

Recommendation Through Mixtures of Heterogeneous Item Relationships

2 code implementations29 Aug 2018 Wang-Cheng Kang, Mengting Wan, Julian McAuley

Recommender Systems have proliferated as general-purpose approaches to model a wide variety of consumer interaction data.

Knowledge Graph Embeddings Recommendation Systems

Modeling Ambiguity, Subjectivity, and Diverging Viewpoints in Opinion Question Answering Systems

no code implementations25 Oct 2016 Mengting Wan, Julian McAuley

Product review websites provide an incredible lens into the wide variety of opinions and experiences of different people, and play a critical role in helping users discover products that match their personal needs and preferences.

Question Answering

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