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Commonsense knowledge-graphs (CKGs) are important resources towards building machines that can 'reason' on text or environmental inputs and make inferences beyond perception. While current CKGs encode world knowledge for a large number of…

Computation and Language · Computer Science 2022-12-19 Shantanu Jaiswal , Liu Yan , Dongkyu Choi , Kenneth Kwok

Knowledge graphs are structured representations of facts in a graph, where nodes represent entities and edges represent relationships between them. Recent research has resulted in the development of several large KGs. However, all of them…

Computation and Language · Computer Science 2020-04-17 Shikhar Vashishth

Knowledge Graphs (KGs) are increasingly used to represent and explore complex, interconnected data across diverse domains. However, existing KG visualization systems remain limited because they fail to provide the context of user questions.…

Human-Computer Interaction · Computer Science 2026-04-14 Rumali Perera , Xiaoqi Wang , Han-wei Shen

Knowledge graphs represent real-world entities and their relations in a semantically-rich structure supported by ontologies. Exploring this data with machine learning methods often relies on knowledge graph embeddings, which produce latent…

Machine Learning · Computer Science 2023-06-23 Rita T. Sousa , Sara Silva , Catia Pesquita

Given a causal graph representing the data-generating process shared across different domains/distributions, enforcing sufficient graph-implied conditional independencies can identify domain-general (non-spurious) feature representations.…

Machine Learning · Computer Science 2024-04-26 Olawale Salaudeen , Sanmi Koyejo

Deep learning models have achieved strong performance in medical image analysis, but their internal decision processes remain difficult to interpret. Concept Bottleneck Models (CBMs) partially address this limitation by structuring…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Getamesay Dagnaw , Xuefei Yin , Muhammad Hassan Maqsood , Yanming Zhu , Alan Wee-Chung Liew

In this paper we provide a comprehensive introduction to knowledge graphs, which have recently garnered significant attention from both industry and academia in scenarios that require exploiting diverse, dynamic, large-scale collections of…

Recent advances in reading comprehension have resulted in models that surpass human performance when the answer is contained in a single, continuous passage of text. However, complex Question Answering (QA) typically requires multi-hop…

Artificial Intelligence · Computer Science 2019-10-02 Mokanarangan Thayaparan , Marco Valentino , Viktor Schlegel , Andre Freitas

Dynamic multi-relational graphs are an expressive relational representation for data enclosing entities and relations of different types, and where relationships are allowed to vary in time. Addressing predictive tasks over such data…

Machine Learning · Computer Science 2024-03-19 Asma Sattar , Georgios Deligiorgis , Marco Trincavelli , Davide Bacciu

Foundation models have achieved great success in natural language processing (NLP) and computer vision (CV). Their success largely stems from the ability to integrate multi-domain knowledge in pre-training and transfer it to target domains.…

Computation and Language · Computer Science 2025-07-01 Zihao Zhao , Xinlong Zhai , Jinyu Yang , Chuan Shi

Understanding the decisions of tree-based ensembles and their relationships is pivotal for machine learning model interpretation. Recent attempts to mitigate the human-in-the-loop interpretation challenge have explored the extraction of the…

Machine Learning · Computer Science 2024-04-05 Leonardo Arrighi , Luca Pennella , Gabriel Marques Tavares , Sylvio Barbon Junior

Semantic communication is envisioned as a promising technique to break through the Shannon limit. However, the existing semantic communication frameworks do not involve inference and error correction, which limits the achievable…

Artificial Intelligence · Computer Science 2022-02-25 Fuhui Zhou , Yihao Li , Xinyuan Zhang , Qihui Wu , Xianfu Lei , Rose Qingyang Hu

In real-world visual recognition problems, the assumption that the training data (source domain) and test data (target domain) are sampled from the same distribution is often violated. This is known as the domain adaptation problem. In this…

Computer Vision and Pattern Recognition · Computer Science 2018-04-17 Hongyu Xu , Jingjing Zheng , Azadeh Alavi , Rama Chellappa

Modeling of relation pattern is the core focus of previous Knowledge Graph Embedding works, which represents how one entity is related to another semantically by some explicit relation. However, there is a more natural and intuitive…

Computation and Language · Computer Science 2021-10-05 Ren Li , Yanan Cao , Qiannan Zhu , Xiaoxue Li , Fang Fang

Knowledge graphs are used to represent relational information in terms of triples. To enable learning about domains, embedding models, such as tensor factorization models, can be used to make predictions of new triples. Often there is…

Machine Learning · Computer Science 2018-12-11 Bahare Fatemi , Siamak Ravanbakhsh , David Poole

Data Spaces are an emerging concept for the trusted implementation of data-based applications and business models, offering a high degree of flexibility and sovereignty to all stakeholders. As Data Spaces are currently emerging in different…

Artificial Intelligence · Computer Science 2023-08-29 Maximilian Staebler , Frank Koester , Christoph Schlueter-Langdon

This paper introduces epistemic graphs as a generalization of the epistemic approach to probabilistic argumentation. In these graphs, an argument can be believed or disbelieved up to a given degree, thus providing a more fine--grained…

Artificial Intelligence · Computer Science 2020-01-15 Anthony Hunter , Sylwia Polberg , Matthias Thimm

Knowledge is captured in the form of entities and their relationships and stored in knowledge graphs. Knowledge graphs enhance the capabilities of applications in many different areas including Web search, recommendation, and natural…

Machine Learning · Computer Science 2021-03-31 Kalpa Gunaratna , Yu Wang , Hongxia Jin

In domains with high knowledge distribution a natural objective is to create principle foundations for collaborative interactive learning environments. We present a first mathematical characterization of a collaborative learning group, a…

Artificial Intelligence · Computer Science 2020-08-26 Tom Hanika , Jens Zumbrägel

Ontologies comprising of concepts, their attributes, and relationships are used in many knowledge based AI systems. While there have been efforts towards populating domain specific ontologies, we examine the role of document structure in…

Artificial Intelligence · Computer Science 2022-04-14 Abhay M Shalghar , Ayush Kumar , Balaji Ganesan , Aswin Kannan , Akshay Parekh , Shobha G