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Unsupervised hashing methods have attracted widespread attention with the explosive growth of large-scale data, which can greatly reduce storage and computation by learning compact binary codes. Existing unsupervised hashing methods attempt…

Computer Vision and Pattern Recognition · Computer Science 2023-01-09 Huibing Wang , Mingze Yao , Guangqi Jiang , Zetian Mi , Xianping Fu

Objectives: To develop an image-based automatic deep learning method to classify cardiac MR images by sequence type and imaging plane for improved clinical post-processing efficiency. Methods: Multi-vendor cardiac MRI studies were…

Image and Video Processing · Electrical Eng. & Systems 2022-04-11 Ruth P Lim , Stefan Kachel , Adriana DM Villa , Leighton Kearney , Nuno Bettencourt , Alistair A Young , Amedeo Chiribiri , Cian M Scannell

We propose a new family of optimization criteria for variational auto-encoding models, generalizing the standard evidence lower bound. We provide conditions under which they recover the data distribution and learn latent features, and…

Machine Learning · Computer Science 2017-03-01 Shengjia Zhao , Jiaming Song , Stefano Ermon

Echocardiogram video plays a crucial role in analysing cardiac function and diagnosing cardiac diseases. Current deep neural network methods primarily aim to enhance diagnosis accuracy by incorporating prior knowledge, such as segmenting…

Image and Video Processing · Electrical Eng. & Systems 2024-10-29 Jiewen Yang , Yiqun Lin , Bin Pu , Jiarong Guo , Xiaowei Xu , Xiaomeng Li

Representation learning is a fundamental aspect of modern artificial intelligence, driving substantial improvements across diverse applications. While selfsupervised contrastive learning has led to significant advancements in fields like…

Machine Learning · Computer Science 2024-11-19 Suiyao Chen , Jing Wu , Yunxiao Wang , Cheng Ji , Tianpei Xie , Daniel Cociorva , Michael Sharps , Cecile Levasseur , Hakan Brunzell

Carotid ultrasound is crucial for the assessment of cerebrovascular health, particularly the internal carotid artery (ICA). While previous research has explored automating carotid ultrasound, none has tackled the challenging ICA. This is…

Robotics · Computer Science 2025-10-09 Teng Wang , Haojun Jiang , Yuxuan Wang , Zhenguo Sun , Xiangjie Yan , Xiang Li , Gao Huang

We introduce a simple recurrent variational auto-encoder architecture that significantly improves image modeling. The system represents the state-of-the-art in latent variable models for both the ImageNet and Omniglot datasets. We show that…

Machine Learning · Statistics 2016-05-02 Karol Gregor , Frederic Besse , Danilo Jimenez Rezende , Ivo Danihelka , Daan Wierstra

Recently, with increasing interest in pet healthcare, the demand for computer-aided diagnosis (CAD) systems in veterinary medicine has increased. The development of veterinary CAD has stagnated due to a lack of sufficient radiology data. To…

Image and Video Processing · Electrical Eng. & Systems 2024-03-07 In-Gyu Lee , Jun-Young Oh , Hee-Jung Yu , Jae-Hwan Kim , Ki-Dong Eom , Ji-Hoon Jeong

Cardiac image segmentation is essential for automated cardiac function assessment and monitoring of changes in cardiac structures over time. Inspired by coarse-to-fine approaches in image analysis, we propose a novel multitask compositional…

Image and Video Processing · Electrical Eng. & Systems 2024-10-31 Abbas Khan , Muhammad Asad , Martin Benning , Caroline Roney , Gregory Slabaugh

We introduce HTAD, a novel model for diagnosis prediction using Electronic Health Records (EHR) represented as Heterogeneous Information Networks. Recent studies on modeling EHR have shown success in automatically learning representations…

Machine Learning · Computer Science 2019-12-24 Anahita Hosseini , Tyler Davis , Majid Sarrafzadeh

Tabular synthesis models remain ineffective at capturing complex dependencies, and the quality of synthetic data is still insufficient for comprehensive downstream tasks, such as prediction under distribution shifts, automated…

Machine Learning · Computer Science 2024-07-08 Ruibo Tu , Zineb Senane , Lele Cao , Cheng Zhang , Hedvig Kjellström , Gustav Eje Henter

The electrocardiogram (ECG) is an inexpensive and widely available tool for cardiac assessment. Despite its standardized format and small file size, the high complexity and inter-individual variability of ECG signals (typically a…

Machine Learning · Computer Science 2025-08-04 Christopher Harvey , Sumaiya Shomaji , Zijun Yao , Amit Noheria

Identifying customer segments in retail banking portfolios with different risk profiles can improve the accuracy of credit scoring. The Variational Autoencoder (VAE) has shown promising results in different research domains, and it has been…

Computational Engineering, Finance, and Science · Computer Science 2018-06-08 Rogelio Andrade Mancisidor , Michael Kampffmeyer , Kjersti Aas , Robert Jenssen

Since most machine learning (ML) algorithms are designed for numerical inputs, efficiently encoding categorical variables is a crucial aspect in data analysis. A common problem are high cardinality features, i.e. unordered categorical…

Machine Learning · Statistics 2022-03-07 Florian Pargent , Florian Pfisterer , Janek Thomas , Bernd Bischl

Sensor fusion can significantly improve the performance of many computer vision tasks. However, traditional fusion approaches are either not data-driven and cannot exploit prior knowledge nor find regularities in a given dataset or they are…

Computer Vision and Pattern Recognition · Computer Science 2022-09-26 Fabian Duffhauss , Ngo Anh Vien , Hanna Ziesche , Gerhard Neumann

Video transformers have recently demonstrated strong potential for echocardiogram (echo) analysis, leveraging self-supervised pre-training and flexible adaptation across diverse tasks. However, like other models operating on videos, they…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Alexander Thorley , Agis Chartsias , Jordan Strom , Jeremy Slivnick , Dipak Kotecha , Alberto Gomez , Jinming Duan

In the realm of heterogeneous mixed autonomy, vehicles experience dynamic spatial correlations and nonlinear temporal interactions in a complex, non-Euclidean space. These complexities pose significant challenges to traditional…

Multiagent Systems · Computer Science 2024-08-19 Xin Gao , Zhaoyang Ma , Xueyuan Li , Xiaoqiang Meng , Zirui Li

In computed tomography (CT), achieving high image quality while minimizing radiation exposure remains a key clinical challenge. This paper presents CAPRI-CT, a novel causal-aware deep learning framework for Causal Analysis and Predictive…

Computer Vision and Pattern Recognition · Computer Science 2025-07-24 Sneha George Gnanakalavathy , Hairil Abdul Razak , Robert Meertens , Jonathan E. Fieldsend , Xujiong Ye , Mohammed M. Abdelsamea

A video prediction model that generalizes to diverse scenes would enable intelligent agents such as robots to perform a variety of tasks via planning with the model. However, while existing video prediction models have produced promising…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Bohan Wu , Suraj Nair , Roberto Martin-Martin , Li Fei-Fei , Chelsea Finn

The accurate interpretation of Electrocardiogram (ECG) signals is pivotal for diagnosing cardiovascular diseases. Integrating ECG signals with accompanying textual reports further holds immense potential to enhance clinical diagnostics by…

Machine Learning · Computer Science 2025-05-08 Hung Manh Pham , Aaqib Saeed , Dong Ma