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There are many applications of Generative Adversarial Networks (GANs) in fields like computer vision, natural language processing, speech synthesis, and more. Undoubtedly the most notable results have been in the area of image synthesis and…

Computer Vision and Pattern Recognition · Computer Science 2020-11-12 Simranjeet Singh , Rajneesh Sharma , Alan F. Smeaton

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

Knowledge graph embeddings (KGEs) were originally developed to infer true but missing facts in incomplete knowledge repositories. In this paper, we link knowledge graph completion and counterfactual reasoning via our new task CFKGR. We…

Machine Learning · Computer Science 2024-03-12 Lena Zellinger , Andreas Stephan , Benjamin Roth

Graph embedding is essential for graph mining tasks. With the prevalence of graph data in real-world applications, many methods have been proposed in recent years to learn high-quality graph embedding vectors various types of graphs.…

Machine Learning · Computer Science 2021-05-25 Jianxin Li , Xingcheng Fu , Hao Peng , Senzhang Wang , Shijie Zhu , Qingyun Sun , Philip S. Yu , Lifang He

Progress in generative modelling, especially generative adversarial networks, have made it possible to efficiently synthesize and alter media at scale. Malicious individuals now rely on these machine-generated media, or deepfakes, to…

Machine Learning · Computer Science 2021-03-05 Baiwu Zhang , Jin Peng Zhou , Ilia Shumailov , Nicolas Papernot

Knowledge graph (KG) embedding aims at embedding entities and relations in a KG into a lowdimensional latent representation space. Existing KG embedding approaches model entities andrelations in a KG by utilizing real-valued ,…

Machine Learning · Computer Science 2021-03-24 Chengjin Xu , Mojtaba Nayyeri , Yung-Yu Chen , Jens Lehmann

Tremendous progress in deep generative models has led to photorealistic image synthesis. While achieving compelling results, most approaches operate in the two-dimensional image domain, ignoring the three-dimensional nature of our world.…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Michael Niemeyer , Andreas Geiger

The recently developed retrieval-augmented generation (RAG) technology has enabled the efficient construction of domain-specific applications. However, it also has limitations, including the gap between vector similarity and the relevance…

Temporal Knowledge Graph (TKG) is an efficient method for describing the dynamic development of facts along a timeline. Most research on TKG reasoning (TKGR) focuses on modelling the repetition of global facts and designing patterns of…

Artificial Intelligence · Computer Science 2025-07-03 Yuehang Si , Zefan Zeng , Jincai Huang , Qing Cheng

Knowledge Graph Embedding (KGE), which projects entities and relations into continuous vector spaces, has garnered significant attention. Although high-dimensional KGE methods offer better performance, they come at the expense of…

Machine Learning · Computer Science 2024-08-06 Yichen Liu , Jiawei Chen , Defang Chen , Zhehui Zhou , Yan Feng , Can Wang

The generation of high-quality synthetic data presents significant challenges in machine learning research, particularly regarding statistical fidelity and uncertainty quantification. Existing generative models produce compelling synthetic…

Machine Learning · Computer Science 2025-05-13 Rahul Vishwakarma , Shrey Dharmendra Modi , Vishwanath Seshagiri

A Magnetic Resonance Imaging (MRI) exam typically consists of the acquisition of multiple MR pulse sequences, which are required for a reliable diagnosis. Each sequence can be parameterized through multiple acquisition parameters affecting…

Image and Video Processing · Electrical Eng. & Systems 2022-02-23 Jonas Denck , Jens Guehring , Andreas Maier , Eva Rothgang

Generative Adversarial Networks (GAN) is a model for data synthesis, which creates plausible data through the competition of generator and discriminator. Although GAN application to image synthesis is extensively studied, it has inherent…

Computation and Language · Computer Science 2025-01-07 Jun-Min Lee , Tae-Bin Ha

Modern implicit generative models such as generative adversarial networks (GANs) are generally known to suffer from issues such as instability, uninterpretability, and difficulty in assessing their performance. If we see these implicit…

Machine Learning · Statistics 2019-11-05 Arash Mehrjou , Wittawat Jitkrittum , Krikamol Muandet , Bernhard Schölkopf

Modern implicit generative models such as generative adversarial networks (GANs) are generally known to suffer from issues such as instability, uninterpretability, and difficulty in assessing their performance. If we see these implicit…

Machine Learning · Computer Science 2019-11-07 Arash Mehrjou , Wittawat Jitkrittum , Krikamol Muandet , Bernhard Schölkopf

Capturing associations for knowledge graphs (KGs) through entity alignment, entity type inference and other related tasks benefits NLP applications with comprehensive knowledge representations. Recent related methods built on Euclidean…

Computation and Language · Computer Science 2020-10-06 Zequn Sun , Muhao Chen , Wei Hu , Chengming Wang , Jian Dai , Wei Zhang

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

Reconstructing low-dimensional truth labels from high-dimensional experimental data is a central challenge in any scenario that relies on robust mappings across this so-called domain gap, from multi-particle final states in high-energy…

High Energy Physics - Phenomenology · Physics 2025-05-12 Wonyong Chung

Knowledge graph embedding research has overlooked the problem of probability calibration. We show popular embedding models are indeed uncalibrated. That means probability estimates associated to predicted triples are unreliable. We present…

Artificial Intelligence · Computer Science 2020-02-14 Pedro Tabacof , Luca Costabello

Given the inherent class imbalance issue within student performance datasets, samples belonging to the edges of the target class distribution pose a challenge for predictive machine learning algorithms to learn. In this paper, we introduce…

Machine Learning · Computer Science 2021-01-05 Dom Huh