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Photoacoustic imaging (PAI) is a non-invasive imaging modality that detects the ultrasound signal generated from tissue with light excitation. Photoacoustic computed tomography (PACT) uses unfocused large-area light to illuminate the target…

Image and Video Processing · Electrical Eng. & Systems 2022-04-13 Hengrong Lan , Jiali Gong , Fei Gao

Data augmentation is a powerful mechanism in equivariant machine learning, encouraging symmetry by training networks to produce consistent outputs under transformed inputs. Yet, effective augmentation typically requires the underlying…

Machine Learning · Computer Science 2026-02-13 Eduardo Santos-Escriche , Ya-Wei Eileen Lin , Stefanie Jegelka

Data augmentation is essential to achieve state-of-the-art performance in many deep learning applications. However, the most effective augmentation techniques become computationally prohibitive for even medium-sized datasets. To address…

Machine Learning · Computer Science 2023-07-21 Tian Yu Liu , Baharan Mirzasoleiman

Camera localization is a fundamental and crucial problem for many robotic applications. In recent years, using deep-learning for camera-based localization has become a popular research direction. However, they lack robustness to large…

Computer Vision and Pattern Recognition · Computer Science 2021-12-07 Jialu Wang , Muhamad Risqi U. Saputra , Chris Xiaoxuan Lu , Niki Trigon , Andrew Markham

We propose a new learning method for heterogeneous domain adaptation (HDA), in which the data from the source domain and the target domain are represented by heterogeneous features with different dimensions. Using two different projection…

Machine Learning · Computer Science 2012-06-22 Lixin Duan , Dong Xu , Ivor Tsang

Image augmentation techniques apply transformation functions such as rotation, shearing, or color distortion on an input image. These augmentations were proven useful in improving neural networks' generalization ability. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Moab Arar , Ariel Shamir , Amit Bermano

Augmentation is an effective alternative to utilize the small amount of labeled protein data. However, most of the existing work focuses on design-ing new architectures or pre-training tasks, and relatively little work has studied data…

Quantitative Methods · Quantitative Biology 2024-03-05 Rui Sun , Lirong Wu , Haitao Lin , Yufei Huang , Stan Z. Li

Data augmentation is a widely used technique for enhancing the generalization ability of convolutional neural networks (CNNs) in image classification tasks. Occlusion is a critical factor that affects on the generalization ability of image…

Computer Vision and Pattern Recognition · Computer Science 2022-11-30 Suorong Yang , Jinqiao Li , Jian Zhao , Furao Shen

Recent state-of-the-art methods for point cloud processing are based on the notion of point convolution, for which several approaches have been proposed. In this paper, inspired by discrete convolution in image processing, we provide a…

Computer Vision and Pattern Recognition · Computer Science 2020-11-25 Alexandre Boulch , Gilles Puy , Renaud Marlet

We propose a local-to-global representation learning algorithm for 3D point cloud data, which is appropriate to handle various geometric transformations, especially rotation, without explicit data augmentation with respect to the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Seohyun Kim , Jaeyoo Park , Bohyung Han

Data augmentation is one of the most prevalent tools in deep learning, underpinning many recent advances, including those from classification, generative models, and representation learning. The standard approach to data augmentation…

Computer Vision and Pattern Recognition · Computer Science 2025-06-12 Brandon Trabucco , Kyle Doherty , Max Gurinas , Ruslan Salakhutdinov

Data augmentation is a widely used training trick in deep learning to improve the network generalization ability. Despite many encouraging results, several recent studies did point out limitations of the conventional data augmentation…

Machine Learning · Computer Science 2020-10-06 Yi Xu , Asaf Noy , Ming Lin , Qi Qian , Hao Li , Rong Jin

In this paper, we present a novel deep method to reconstruct a point cloud of an object from a single still image. Prior arts in the field struggle to reconstruct an accurate and scalable 3D model due to either the inefficient and expensive…

Computer Vision and Pattern Recognition · Computer Science 2019-11-18 Anh-Duc Nguyen , Seonghwa Choi , Woojae Kim , Sanghoon Lee

The use of semantic segmentation for masking and cropping input images has proven to be a significant aid in medical imaging classification tasks by decreasing the noise and variance of the training dataset. However, implementing this…

Computer Vision and Pattern Recognition · Computer Science 2019-09-11 Kaiyang Cheng , Claudia Iriondo , Francesco Calivá , Justin Krogue , Sharmila Majumdar , Valentina Pedoia

Data augmentation is a key technique for improving the robustness of image classification models. However, many recent approaches rely on diffusion-based synthesis or complex feature mixing strategies, which introduce substantial…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Yuto Matsuo , Yoshihiro Fukuhara , Yuki M. Asano , Rintaro Yanagi , Hirokatsu Kataoka , Akio Nakamura

The success of deep learning depends heavily on the availability of large datasets, but in robotic manipulation there are many learning problems for which such datasets do not exist. Collecting these datasets is time-consuming and…

Robotics · Computer Science 2022-07-21 Peter Mitrano , Dmitry Berenson

Data augmentation methods enrich datasets with augmented data to improve the performance of neural networks. Recently, automated data augmentation methods have emerged, which automatically design augmentation strategies. Existing work…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Misgana Negassi , Diane Wagner , Alexander Reiterer

Data augmentation (DA) methods tailored to specific domains generate synthetic samples by applying transformations that are appropriate for the characteristics of the underlying data domain, such as rotations on images and time warping on…

Machine Learning · Computer Science 2024-06-18 Ilya Kaufman , Omri Azencot

In many classification problems, we want a classifier that is robust to a range of non-semantic transformations. For example, a human can identify a dog in a picture regardless of the orientation and pose in which it appears. There is…

Machine Learning · Computer Science 2021-12-20 Scott Mahan , Tim Doster , Henry Kvinge

This paper investigates the impact of various data augmentation techniques on the performance of object detection models. Specifically, we explore classical augmentation methods, image compositing, and advanced generative models such as…

Computer Vision and Pattern Recognition · Computer Science 2025-02-20 Ang Jia Ning Shermaine , Michalis Lazarou , Tania Stathaki