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ControlNet offers a powerful way to guide diffusion-based generative models, yet most implementations rely on ad-hoc heuristics to choose which network blocks to control-an approach that varies unpredictably with different tasks. To address…

Machine Learning · Computer Science 2025-02-21 Zheng Fang , Lichuan Xiang , Xu Cai , Kaicheng Zhou , Hongkai Wen

While many unsupervised learning models focus on one family of tasks, either generative or discriminative, we explore the possibility of a unified representation learner: a model which addresses both families of tasks simultaneously. We…

Computer Vision and Pattern Recognition · Computer Science 2024-09-25 Soumik Mukhopadhyay , Matthew Gwilliam , Yosuke Yamaguchi , Vatsal Agarwal , Namitha Padmanabhan , Archana Swaminathan , Tianyi Zhou , Jun Ohya , Abhinav Shrivastava

Traditional fine-grained image classification typically relies on large-scale training samples with annotated ground-truth. However, some sub-categories have few available samples in real-world applications, and current few-shot models…

Computer Vision and Pattern Recognition · Computer Science 2022-10-27 Hegui Zhu , Zhan Gao , Jiayi Wang , Yange Zhou , Chengqing Li

Acousto-optic deflectors (AOD) enable spatiotemporal control of laser beams through diffraction at an ultrasonic grating that is controllable by radio-frequency (rf) waveforms. These devices are a widely used tool for high-bandwidth…

Optics · Physics 2025-12-19 Marcel Mittenbuehler , Lukas Sturm , Malte Schlosser , Gerhard Birkl

Recovering ghost-free High Dynamic Range (HDR) images from multiple Low Dynamic Range (LDR) images becomes challenging when the LDR images exhibit saturation and significant motion. Recent Diffusion Models (DMs) have been introduced in HDR…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Tao Hu , Qingsen Yan , Yuankai Qi , Yanning Zhang

Few-shot fine-grained image classification aims to recognize subcategories with high visual similarity using only a limited number of annotated samples. Existing metric learning-based methods typically rely solely on spatial domain…

Computer Vision and Pattern Recognition · Computer Science 2026-04-17 Meijia Wang , Guochao Wang , Haozhen Chu , Bin Yao , Weichuan Zhang , Yuan Wang , Junpo Yang

Deformable medical image registration is a crucial aspect of medical image analysis. In recent years, researchers have begun leveraging auxiliary tasks (such as supervised segmentation) to provide anatomical structure information for the…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Hongchao Zhou , Shunbo Hu

This research addresses the challenge of developing a universal deepfake detector that can effectively identify unseen deepfake images despite limited training data. Existing frequency-based paradigms have relied on frequency-level…

Computer Vision and Pattern Recognition · Computer Science 2024-03-13 Chuangchuang Tan , Yao Zhao , Shikui Wei , Guanghua Gu , Ping Liu , Yunchao Wei

Generating synthetic datasets for training face recognition models is challenging because dataset generation entails more than creating high fidelity images. It involves generating multiple images of same subjects under different factors…

Computer Vision and Pattern Recognition · Computer Science 2023-04-17 Minchul Kim , Feng Liu , Anil Jain , Xiaoming Liu

Creative sketch is a universal way of visual expression, but translating images from an abstract sketch is very challenging. Traditionally, creating a deep learning model for sketch-to-image synthesis needs to overcome the distorted input…

Computer Vision and Pattern Recognition · Computer Science 2023-05-31 Qiang Wang , Di Kong , Fengyin Lin , Yonggang Qi

Multi-source data classification is a critical yet challenging task for remote sensing image interpretation. Existing methods lack adaptability to diverse land cover types when modeling frequency domain features. To this end, we propose a…

Image and Video Processing · Electrical Eng. & Systems 2025-07-08 Yikang Zhao , Feng Gao , Xuepeng Jin , Junyu Dong , Qian Du

Deep learning-based automated diagnosis of lung cancer has emerged as a crucial advancement that enables healthcare professionals to detect and initiate treatment earlier. However, these models require extensive training datasets with…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Aryan Goyal , Ashish Mittal , Pranav Rao , Manoj Tadepalli , Preetham Putha

Multimodal medical images play a crucial role in the precise and comprehensive clinical diagnosis. Diffusion model is a powerful strategy to synthesize the required medical images. However, existing approaches still suffer from the problem…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Jiahua Xu , Dawei Zhou , Lei Hu , Zaiyi Liu , Nannan Wang , Xinbo Gao

The increasing difficulty in accurately detecting forged images generated by AIGC(Artificial Intelligence Generative Content) poses many risks, necessitating the development of effective methods to identify and further locate forged areas.…

Computer Vision and Pattern Recognition · Computer Science 2024-06-05 Yang Liu , Xiaofei Li , Jun Zhang , Shengze Hu , Jun Lei

Class-conditional image generation using generative adversarial networks (GANs) has been investigated through various techniques; however, it continues to face challenges such as mode collapse, training instability, and low-quality output…

Computer Vision and Pattern Recognition · Computer Science 2023-06-07 Taesun Yeom , Minhyeok Lee

The performance of anomaly inspection in industrial manufacturing is constrained by the scarcity of anomaly data. To overcome this challenge, researchers have started employing anomaly generation approaches to augment the anomaly dataset.…

Computer Vision and Pattern Recognition · Computer Science 2025-04-30 Ying Jin , Jinlong Peng , Qingdong He , Teng Hu , Jiafu Wu , Hao Chen , Haoxuan Wang , Wenbing Zhu , Mingmin Chi , Jun Liu , Yabiao Wang

Multimodal medical image fusion (MMIF) extracts the most meaningful information from multiple source images, enabling a more comprehensive and accurate diagnosis. Achieving high-quality fusion results requires a careful balance of…

Computer Vision and Pattern Recognition · Computer Science 2025-06-19 Dan He , Weisheng Li , Guofen Wang , Yuping Huang , Shiqiang Liu

Acquiring aligned visuo-tactile datasets is slow and costly, requiring specialised hardware and large-scale data collection. Synthetic generation is promising, but prior methods are typically single-modality, limiting cross-modal learning.…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Sirine Bhouri , Lan Wei , Jian-Qing Zheng , Dandan Zhang

Diffractive deep neural network (DNNet) is a novel machine learning framework on the modulation of optical transmission. Diffractive network would get predictions at the speed of light. It's pure passive architecture, no additional power…

Machine Learning · Computer Science 2019-12-24 Yingshi Chen , Jinfeng Zhu

Diffusion models have demonstrated significant potential in producing high-quality images in medical image translation to aid disease diagnosis, localization, and treatment. Nevertheless, current diffusion models have limited success in…

Image and Video Processing · Electrical Eng. & Systems 2024-11-26 Yunxiang Li , Hua-Chieh Shao , Xiaoxue Qian , You Zhang