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Multi-criteria recommender systems have been increasingly valuable for helping consumers identify the most relevant items based on different dimensions of user experiences. However, previously proposed multi-criteria models did not take…

机器学习 · 计算机科学 2019-06-27 Pan Li , Alexander Tuzhilin

Aspect-based sentiment analysis (ABSA) aims to predict the sentiment towards a specific aspect in the text. However, existing ABSA test sets cannot be used to probe whether a model can distinguish the sentiment of the target aspect from the…

计算与语言 · 计算机科学 2020-10-29 Xiaoyu Xing , Zhijing Jin , Di Jin , Bingning Wang , Qi Zhang , Xuanjing Huang

The surge of e-commerce reviews has presented a challenge in manually annotating the vast volume of reviews to comprehend their underlying aspects and sentiments. This research focused on leveraging weakly supervised learning to tackle…

信息检索 · 计算机科学 2023-12-27 Kalpa Subbaih , Bharath Kumar Bolla

One of the most important problems in machine translation (MT) evaluation is to evaluate the similarity between translation hypotheses with different surface forms from the reference, especially at the segment level. We propose to use word…

计算与语言 · 计算机科学 2017-04-04 Junki Matsuo , Mamoru Komachi , Katsuhito Sudoh

Industry-scale recommendation systems have become a cornerstone of the e-commerce shopping experience. For Etsy, an online marketplace with over 50 million handmade and vintage items, users come to rely on personalized recommendations to…

信息检索 · 计算机科学 2018-12-12 Xiaoting Zhao , Raphael Louca , Diane Hu , Liangjie Hong

The increasing popularity of the Web has subsequently increased the abundance of reviews on products and services. Mining these reviews for expressed sentiment is beneficial for both companies and consumers, as quality can be improved based…

计算与语言 · 计算机科学 2021-12-01 Ron Hochstenbach , Flavius Frasincar , Maria Mihaela Trusca

Multimedia uploaded content is tagged and recommended by users of collaborative systems, resulting in informal classifications also known as folksonomies. Faceted web ranking has been proved a reasonable alternative to a single ranking…

信息检索 · 计算机科学 2009-03-21 Jose Ignacio Orlicki , Pablo Ignacio Fierens , José Ignacio Alvarez-Hamelin

Word embeddings have been widely used in sentiment classification because of their efficacy for semantic representations of words. Given reviews from different domains, some existing methods for word embeddings exploit sentiment…

计算与语言 · 计算机科学 2018-05-11 Bei Shi , Zihao Fu , Lidong Bing , Wai Lam

Maybe the single most important goal of representation learning is making subsequent learning faster. Surprisingly, this fact is not well reflected in the way embeddings are evaluated. In addition, recent practice in word embeddings points…

计算与语言 · 计算机科学 2017-02-09 Stanisław Jastrzebski , Damian Leśniak , Wojciech Marian Czarnecki

In this work, we present an approach for mining user preferences and recommendation based on reviews. There have been various studies worked on recommendation problem. However, most of the studies beyond one aspect user generated- content…

信息检索 · 计算机科学 2017-02-10 Xuan-Son Vu , Seong-Bae Park

The objective of Aspect Based Sentiment Analysis is to capture the sentiment of reviewers associated with different aspects. However, complexity of the review sentences, presence of double negation and specific usage of words found in…

计算与语言 · 计算机科学 2022-02-15 Abir Chakraborty

Aspect-based sentiment analysis predicts sentiment polarity with fine granularity. While graph convolutional networks (GCNs) are widely utilized for sentimental feature extraction, their naive application for syntactic feature extraction…

计算与语言 · 计算机科学 2024-09-10 Chen Li , Huidong Tang , Jinli Zhang , Xiujing Guo , Debo Cheng , Yasuhiko Morimoto

In the last few years thousands of scientific papers have investigated sentiment analysis, several startups that measure opinions on real data have emerged and a number of innovative products related to this theme have been developed. There…

This paper considers Aspect-based Opinion Summarization (AOS) of reviews on particular products. To enable real applications, an AOS system needs to address two core subtasks, aspect extraction and sentiment classification. Most existing…

计算与语言 · 计算机科学 2015-12-01 Haibing Wu , Yiwei Gu , Shangdi Sun , Xiaodong Gu

Network embeddings, which learn low-dimensional representations for each vertex in a large-scale network, have received considerable attention in recent years. For a wide range of applications, vertices in a network are typically…

计算与语言 · 计算机科学 2018-08-30 Dinghan Shen , Xinyuan Zhang , Ricardo Henao , Lawrence Carin

Aspect-based sentiment analysis (ABSA) delves into understanding sentiments specific to distinct elements within a user-generated review. It aims to analyze user-generated reviews to determine a) the target entity being reviewed, b) the…

计算与语言 · 计算机科学 2024-03-07 Siva Uday Sampreeth Chebolu , Franck Dernoncourt , Nedim Lipka , Thamar Solorio

The rapid growth of e-commerce has led to an overwhelming volume of customer feedback, from product reviews to service interactions. Extracting meaningful insights from this data is crucial for businesses aiming to improve customer…

信息检索 · 计算机科学 2025-06-27 Qianye Wu , Chengxuan Xia , Sixuan Tian

The spread of online reviews, ratings and opinions and its growing influence on people's behavior and decisions boosted the interest to extract meaningful information from this data deluge. Hence, crowdsourced ratings of products and…

信息检索 · 计算机科学 2017-05-03 João Saúde , Guilherme Ramos , Carlos Caleiro , Soummya Kar

Aspect-based sentiment analysis (ABSA) identifies sentiment information related to specific aspects and provides deeper market insights to businesses and organizations. With the emergence of large language models (LMs), recent studies have…

计算与语言 · 计算机科学 2024-05-30 Guangmin Zheng , Jin Wang , Liang-Chih Yu , Xuejie Zhang

Aspect Based Sentiment Analysis (ABSA) tasks involve the extraction of fine-grained sentiment tuples from sentences, aiming to discern the author's opinions. Conventional methodologies predominantly rely on supervised approaches; however,…

计算与语言 · 计算机科学 2024-04-23 Kevin Scaria , Abyn Scaria , Ben Scaria