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Toward Dynamic User Intention: Temporal Evolutionary Effects of Item Relations in Sequential Recommendation

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2021; 39 (2)

User intention is an important factor to be considered for recommender systems, which always changes dynamically in different contexts. Recent studies......

Meaningful Answer Generation of E-Commerce Question-Answering

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2021; 39 (2)

In e-commerce portals, generating answers for product-related questions has become a crucial task. In this article, we focus on the task of product-aw......

Learning to Respond with Your Favorite Stickers: A Framework of Unifying Multi-Modality and User Preference in Multi-Turn Dialog

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2021; 39 (2)

Stickers with vivid and engaging expressions are becoming increasingly popular in online messaging apps, and some works are dedicated to automatically......

Pretrained Embeddings for Stance Detection with Hierarchical Capsule Network on Social Media

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2020; 39 (1)

Stance detection on social media aims to identify the stance of social media users toward a topic or claim, which can provide powerful information for......

Graph-based Regularization on Embedding Layers for Recommendation

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2020; 39 (1)

Neural networks have been extensively used in recommender systems. Embedding layers are not only necessary but also crucial for neural models in recom......

An Attention-based Deep Relevance Model for Few-shot Document Filtering

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2020; 39 (1)

With the large quantity of textual information produced on the Internet, a critical necessity is to filter out the irrelevant information and organize......

PONE: A Novel Automatic Evaluation Metric for Open-domain Generative Dialogue Systems

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2020; 39 (1)

Open-domain generative dialogue systems have attracted considerable attention over the past few years. Currently, how to automatically evaluate them i......

Deep Learning for Sequential Recommendation: Algorithms, Influential Factors, and Evaluations

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2020; 39 (1)

In the field of sequential recommendation, deep learning-(DL) based methods have received a lot of attention in the past few years and surpassed tradi......

Neural Feature-aware Recommendation with Signed Hypergraph Convolutional Network

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2020; 39 (1)

Understanding user preference is of key importance for an effective recommender system. For comprehensive user profiling, many efforts have been devot......

Understanding Assimilation-contrast Effects in Online Rating Systems: Modelling, Debiasing, and Applications

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2020; 38 (1)

"Unbiasedness," which is an important property to ensure that users' ratings indeed reflect their true evaluations of products, is vital both in shapi......

A Multi-Label Classification Method Using a Hierarchical and Transparent Representation for Paper-Reviewer Recommendation

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2020; 38 (1)

The paper-reviewer recommendation task is of significant academic importance for conference chairs and journal editors. It aims to recommend appropria......

Next-Item Recommendation via Collaborative Filtering with Bidirectional Item Similarity

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2020; 38 (1)

Exploiting temporal effect has empirically been recognized as a promising way to improve recommendation performance in recent years. In real-world app......

Emotional Conversation Generation Based on a Bayesian Deep Neural Network

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2020; 38 (1)

The field of conversation generation using neural networks has attracted increasing attention from researchers for several years. However, traditional......

BoRe: Adapting to Reader Consumption Behavior Instability for News Recommendation

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2020; 38 (1)

News recommendation has become an essential way to help readers discover interesting stories. While a growing line of research has focused on modeling......

Improving Implicit Recommender Systems with Auxiliary Data

期刊: ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2020; 38 (1)

Most existing recommender systems leverage the primary feedback only, despite the fact that users also generate a large amount of auxiliary feedback. ......

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