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Emojis have gained immense popularity on social platforms, serving as a common means to supplement or replace text. However, existing data mining approaches generally either completely ignore or simply treat emojis as ordinary Unicode…

计算与语言 · 计算机科学 2024-09-27 Zhou Zhang , Dongzeng Tan , Jiaan Wang , Yilong Chen , Jiarong Xu

Social media platforms, increasingly used as news sources for varied data analytics, have transformed how information is generated and disseminated. However, the unverified nature of this content raises concerns about trustworthiness and…

Parameter-efficient finetuning (PEFT) is a key technique for adapting large language models (LLMs) to downstream tasks. In this paper, we study leveraging knowledge graph embeddings to improve the effectiveness of PEFT. We propose a…

计算与语言 · 计算机科学 2024-03-25 Xindi Luo , Zequn Sun , Jing Zhao , Zhe Zhao , Wei Hu

Data augmentation has been widely used in machine learning for natural language processing and computer vision tasks to improve model performance. However, little research has studied data augmentation on graph neural networks, particularly…

社会与信息网络 · 计算机科学 2021-04-26 Hongbo Bo , Ryan McConville , Jun Hong , Weiru Liu

Knowledge graphs are often visualized using node-link diagrams that reveal relationships and structure. In many applications using graphs, it is desirable to allow users to edit graphs to ensure data accuracy or provides updates. Commonly…

人机交互 · 计算机科学 2025-12-15 Reza Shahriari , Eric D. Ragan , Jaime Ruiz

Pretrained Transformer models have emerged as state-of-the-art approaches that learn contextual information from text to improve the performance of several NLP tasks. These models, albeit powerful, still require specialized knowledge in…

计算与语言 · 计算机科学 2020-09-01 Isaiah Onando Mulang' , Kuldeep Singh , Chaitali Prabhu , Abhishek Nadgeri , Johannes Hoffart , Jens Lehmann

We present a family of novel methods for embedding knowledge graphs into real-valued tensors. These tensor-based embeddings capture the ordered relations that are typical in the knowledge graphs represented by semantic web languages like…

机器学习 · 计算机科学 2022-08-25 Ankur Padia , Kostantinos Kalpakis , Francis Ferraro , Tim Finin

Entity summarization aims to compute concise summaries for entities in knowledge graphs. Existing datasets and benchmarks are often limited to a few hundred entities and discard graph structure in source knowledge graphs. This limitation is…

信息检索 · 计算机科学 2024-06-13 Saeedeh Javadi , Atefeh Moradan , Mohammad Sorkhpar , Klim Zaporojets , Davide Mottin , Ira Assent

Automatic knowledge graph construction aims to manufacture structured human knowledge. To this end, much effort has historically been spent extracting informative fact patterns from different data sources. However, more recently, research…

信息检索 · 计算机科学 2023-02-13 Lingfeng Zhong , Jia Wu , Qian Li , Hao Peng , Xindong Wu

Knowledge graphs are large, useful, but incomplete knowledge repositories. They encode knowledge through entities and relations which define each other through the connective structure of the graph. This has inspired methods for the joint…

人工智能 · 计算机科学 2018-03-05 Bhushan Kotnis , Vivi Nastase

Software developers have benefited from various sources of knowledge such as forums, question-and-answer sites, and social media platforms to help them in various tasks. Extracting software-related knowledge from different platforms…

信息检索 · 计算机科学 2018-11-01 Agus Sulistya , Gede Artha Azriadi Prana , Abhishek Sharma , David Lo , Christoph Treude

Recently, there has been an increasing interest in the construction of general-domain and domain-specific causal knowledge graphs. Such knowledge graphs enable reasoning for causal analysis and event prediction, and so have a range of…

计算与语言 · 计算机科学 2024-09-04 Oktie Hassanzadeh

Several approaches to the problem of expert finding have emerged in computer science research. In this work, three of these approaches - content analysis, social graph analysis and the use of Semantic Web technologies are examined. An…

社会与信息网络 · 计算机科学 2021-04-09 Simon James , Brady

Prior work on Data-To-Text Generation, the task of converting knowledge graph (KG) triples into natural text, focused on domain-specific benchmark datasets. In this paper, however, we verbalize the entire English Wikidata KG, and discuss…

计算与语言 · 计算机科学 2021-03-16 Oshin Agarwal , Heming Ge , Siamak Shakeri , Rami Al-Rfou

We present a novel extension to embedding-based knowledge graph completion models which enables them to perform open-world link prediction, i.e. to predict facts for entities unseen in training based on their textual description. Our model…

人工智能 · 计算机科学 2020-01-10 Haseeb Shah , Johannes Villmow , Adrian Ulges , Ulrich Schwanecke , Faisal Shafait

Recent years have witnessed the significant damage caused by various types of fake news. Although considerable effort has been applied to address this issue and much progress has been made on detecting fake news, most existing approaches…

社会与信息网络 · 计算机科学 2021-08-11 Yi Han , Amila Silva , Ling Luo , Shanika Karunasekera , Christopher Leckie

Recent advances in neural networks have solved common graph problems such as link prediction, node classification, node clustering, node recommendation by developing embeddings of entities and relations into vector spaces. Graph embeddings…

社会与信息网络 · 计算机科学 2021-11-19 Archit Parnami , Mayuri Deshpande , Anant Kumar Mishra , Minwoo Lee

Knowledge editing injects knowledge updates into language models to keep them correct and up-to-date. However, its current evaluations deviate significantly from practice: their knowledge updates solely consist of structured facts derived…

计算与语言 · 计算机科学 2024-10-11 Xiaobao Wu , Liangming Pan , William Yang Wang , Anh Tuan Luu

Knowledge graphs have proven to be effective for modeling entities and their relationships through the use of ontologies. The recent emergence in interest for using knowledge graphs as a form of information modeling has led to their…

人工智能 · 计算机科学 2023-07-21 Ngoc Luyen Le , Marie-Hélène Abel , Philippe Gouspillou

Keyphrase is an efficient representation of the main idea of documents. While background knowledge can provide valuable information about documents, they are rarely incorporated in keyphrase extraction methods. In this paper, we propose…

计算与语言 · 计算机科学 2018-03-28 Yang Yu , Vincent Ng