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The prevalence and perniciousness of fake news has been a critical issue on the Internet, which stimulates the development of automatic fake news detection in turn. In this paper, we focus on the evidence-based fake news detection, where…

Computation and Language · Computer Science 2022-02-09 Weizhi Xu , Junfei Wu , Qiang Liu , Shu Wu , Liang Wang

Hierarchical Text Categorization (HTC) is becoming increasingly important with the rapidly growing amount of text data available in the World Wide Web. Among the different strategies proposed to cope with HTC, the Local Classifier per Node…

Information Retrieval · Computer Science 2012-06-05 Nima Hatami , Camelia Chira , Giuliano Armano

The rapid progress in deep generative models has led to the creation of incredibly realistic synthetic images that are becoming increasingly difficult to distinguish from real-world data. The widespread use of Variational Models, Diffusion…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Anant Mehta , Bryant McArthur , Nagarjuna Kolloju , Zhengzhong Tu

Knowledge graph embedding plays an important role in knowledge representation, reasoning, and data mining applications. However, for multiple cross-domain knowledge graphs, state-of-the-art embedding models cannot make full use of the data…

Machine Learning · Computer Science 2021-08-17 Hao Peng , Haoran Li , Yangqiu Song , Vincent Zheng , Jianxin Li

Misinformation on the web increasingly appears in multimodal forms, combining text, images, and OCR-rendered content in ways that amplify harm to public trust and vulnerable communities. While prior fact-checking systems often rely on…

Computation and Language · Computer Science 2026-01-14 Aditya Kishore , Gaurav Kumar , Jasabanta Patro

Generative Knowledge Graph Construction (KGC) refers to those methods that leverage the sequence-to-sequence framework for building knowledge graphs, which is flexible and can be adapted to widespread tasks. In this study, we summarize the…

Computation and Language · Computer Science 2023-09-19 Hongbin Ye , Ningyu Zhang , Hui Chen , Huajun Chen

While deep-learning-enabled recommender systems demonstrate strong performance benchmarks, many struggle to adapt effectively in real-world environments due to limited use of user-item relationship data and insufficient transparency in…

Machine Learning · Computer Science 2025-01-09 Dong Hyun Jeon , Wenbo Sun , Houbing Herbert Song , Dongfang Liu , Velasquez Alvaro , Yixin Chloe Xie , Shuteng Niu

We present a baseline approach for cross-modal knowledge fusion. Different basic fusion methods are evaluated on existing embedding approaches to show the potential of joining knowledge about certain concepts across modalities in a fused…

Artificial Intelligence · Computer Science 2017-04-21 Steffen Thoma , Achim Rettinger , Fabian Both

Graph-based semi-supervised learning has proven to be an effective approach for query-focused multi-document summarization. The problem of previous semi-supervised learning is that sentences are ranked without considering the higher level…

Computation and Language · Computer Science 2014-01-03 Jiwei Li , Sujian Li

Knowledge graphs (KGs) consisting of triples are always incomplete, so it's important to do Knowledge Graph Completion (KGC) by predicting missing triples. Multi-Source KG is a common situation in real KG applications which can be viewed as…

Computation and Language · Computer Science 2020-10-27 Mingyang Chen , Wen Zhang , Zonggang Yuan , Yantao Jia , Huajun Chen

Knowledge graphs suffer from sparsity which degrades the quality of representations generated by various methods. While there is an abundance of textual information throughout the web and many existing knowledge bases, aligning information…

Computation and Language · Computer Science 2021-04-13 Saed Rezayi , Handong Zhao , Sungchul Kim , Ryan A. Rossi , Nedim Lipka , Sheng Li

We propose an effective Hybrid Deep Learning (HDL) architecture for the task of determining the probability that a questioned handwritten word has been written by a known writer. HDL is an amalgamation of Auto-Learned Features (ALF) and…

Computer Vision and Pattern Recognition · Computer Science 2019-10-08 Mohammad Abuzar Shaikh , Mihir Chauhan , Jun Chu , Sargur Srihari

Nowadays social media is the primary platform for people to obtain news and share information. Combating online fake news has become an urgent task to reduce the damage it causes to society. Existing methods typically improve their fake…

Social and Information Networks · Computer Science 2023-12-27 Xing Su , Jian Yang , Jia Wu , Zitai Qiu

Recent interest in Knowledge Base Completion (KBC) has led to a plethora of approaches based on reinforcement learning, inductive logic programming and graph embeddings. In particular, rule-based KBC has led to interpretable rules while…

Artificial Intelligence · Computer Science 2021-09-21 Prithviraj Sen , Breno W. S. R. Carvalho , Ibrahim Abdelaziz , Pavan Kapanipathi , Francois Luus , Salim Roukos , Alexander Gray

Knowledge graph embedding approaches represent nodes and edges of graphs as mathematical vectors. Current approaches focus on embedding complete knowledge graphs, i.e. all nodes and edges. This leads to very high computational requirements…

Artificial Intelligence · Computer Science 2020-09-18 Jan Portisch , Michael Hladik , Heiko Paulheim

One challenge in fact checking is the ability to improve the transparency of the decision. We present a fact checking method that uses reference information in knowledge graphs (KGs) to assess claims and explain its decisions. KGs contain a…

Databases · Computer Science 2019-06-24 Naser Ahmadi , Joohyung Lee , Paolo Papotti , Mohammed Saeed

One of the strongest signals for automated matching of knowledge graphs and ontologies are textual concept descriptions. With the rise of transformer-based language models, text comparison based on meaning (rather than lexical features) is…

Computation and Language · Computer Science 2022-05-02 Sven Hertling , Jan Portisch , Heiko Paulheim

Learning low-dimensional embeddings of knowledge graphs is a powerful approach used to predict unobserved or missing edges between entities. However, an open challenge in this area is developing techniques that can go beyond simple edge…

Social and Information Networks · Computer Science 2019-10-30 William L. Hamilton , Payal Bajaj , Marinka Zitnik , Dan Jurafsky , Jure Leskovec

Automated claim checking is the task of determining the veracity of a claim given evidence found in a knowledge base of trustworthy facts. While previous work has taken the knowledge base as given and optimized the claim-checking pipeline,…

Computation and Language · Computer Science 2022-03-14 Dominik Stammbach , Boya Zhang , Elliott Ash

Knowledge-grounded dialogue is a task of generating an informative response based on both the dialogue history and external knowledge source. In general, there are two forms of knowledge: manually annotated knowledge graphs and knowledge…

Computation and Language · Computer Science 2023-12-14 Yizhe Yang , Heyan Huang , Yihang Liu , Yang Gao
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