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In modern display technology and visualization tools, downscaling images is one of the most important activities. This procedure aims to maintain both visual authenticity and structural integrity while reducing the dimensions of an image at…

图像与视频处理 · 电气工程与系统科学 2025-10-29 Suvrojit Mitra , G B Kevin Arjun , Sanjay Ghosh

In this work, we propose a novel straightforward method for medical volume and sequence segmentation with limited annotations. To avert laborious annotating, the recent success of self-supervised learning(SSL) motivates the pre-training on…

计算机视觉与模式识别 · 计算机科学 2023-10-04 Zejian Chen , Wei Zhuo , Tianfu Wang , Wufeng Xue , Dong Ni

In recent years, the task of weakly supervised audio-visual violence detection has gained considerable attention. The goal of this task is to identify violent segments within multimodal data based on video-level labels. Despite advances in…

计算机视觉与模式识别 · 计算机科学 2024-02-14 Xiaogang Peng , Hao Wen , Yikai Luo , Xiao Zhou , Keyang Yu , Ping Yang , Zizhao Wu

Reconstructing natural images from functional magnetic resonance imaging (fMRI) data remains a core challenge in natural decoding due to the mismatch between the richness of visual stimuli and the noisy, low resolution nature of fMRI…

图像与视频处理 · 电气工程与系统科学 2025-09-03 Junliang Ye , Lei Wang , Md Zakir Hossain

Purpose: Conventional automated segmentation of the head anatomy in MRI distinguishes different brain and non-brain tissues based on image intensities and prior tissue probability maps (TPM). This works well for normal head anatomies, but…

图像与视频处理 · 电气工程与系统科学 2021-05-20 Lukas Hirsch , Yu Huang , Lucas C Parra

Recently, patch-deformation methods have exhibited significant effectiveness in multi-view stereo owing to the deformable and expandable patches in reconstructing textureless areas. However, such methods primarily emphasize broadening the…

计算机视觉与模式识别 · 计算机科学 2025-03-19 Zhenlong Yuan , Zhidong Yang , Yujun Cai , Kuangxin Wu , Mufan Liu , Dapeng Zhang , Hao Jiang , Zhaoxin Li , Zhaoqi Wang

Identifying, measuring and reporting lesions accurately and comprehensively from patient CT scans are important yet time-consuming procedures for physicians. Computer-aided lesion/significant-findings detection techniques are at the core of…

计算机视觉与模式识别 · 计算机科学 2020-09-01 Jinzheng Cai , Ke Yan , Chi-Tung Cheng , Jing Xiao , Chien-Hung Liao , Le Lu , Adam P. Harrison

Conventional deep learning models deal with images one-by-one, requiring costly and time-consuming expert labeling in the field of medical imaging, and domain-specific restriction limits model generalizability. Visual in-context learning…

Vision-Language Models (VLMs) such as GPT-4o now demonstrate a remarkable ability to infer users' locations from public shared images, posing a substantial risk to geoprivacy. Although adversarial perturbations offer a potential defense,…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Xinwei Liu , Xiaojun Jia , Yuan Xun , Simeng Qin , Xiaochun Cao

Segmentation in 3D scans is playing an increasingly important role in current clinical practice supporting diagnosis, tissue quantification, or treatment planning. The current 3D approaches based on convolutional neural networks usually…

计算机视觉与模式识别 · 计算机科学 2019-03-12 Alexey Novikov , David Major , Maria Wimmer , Dimitrios Lenis , Katja Bühler

Automated and accurate 3D medical image segmentation plays an essential role in assisting medical professionals to evaluate disease progresses and make fast therapeutic schedules. Although deep convolutional neural networks (DCNNs) have…

图像与视频处理 · 电气工程与系统科学 2020-12-01 Jianpeng Zhang , Yutong Xie , Yan Wang , Yong Xia

Unsupervised anomaly detection (UAD) in medical imaging is crucial for identifying pathological abnormalities without requiring extensive labeled data. However, existing diffusion-based UAD models rely solely on imaging features, limiting…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Harim Kim , Yuhan Wang , Minkyu Ahn , Heeyoul Choi , Yuyin Zhou , Charmgil Hong

Masked autoencoder (MAE) is a promising self-supervised pre-training technique that can improve the representation learning of a neural network without human intervention. However, applying MAE directly to volumetric medical images poses…

计算机视觉与模式识别 · 计算机科学 2023-08-24 Jia-Xin Zhuang , Luyang Luo , Hao Chen

Medical Imagings are considered one of the crucial diagnostic tools for different bones-related diseases, especially bones fractures. This paper investigates the robustness of pre-trained deep learning models for classifying bone fractures…

图像与视频处理 · 电气工程与系统科学 2025-07-15 Robby Hoover , Nelly Elsayed , Zag ElSayed , Chengcheng Li

The sharp rise in medical tomography examinations has created a demand for automated systems that can reliably extract informative features for downstream tasks such as tumor characterization. Although 3D volumes contain richer information…

图像与视频处理 · 电气工程与系统科学 2025-12-17 Johannes Kiechle , Stefan M. Fischer , Daniel M. Lang , Cosmin I. Bercea , Matthew J. Nyflot , Lina Felsner , Julia A. Schnabel , Jan C. Peeken

Deep neural networks enable highly accurate image segmentation, but require large amounts of manually annotated data for supervised training. Few-shot learning aims to address this shortcoming by learning a new class from a few annotated…

计算机视觉与模式识别 · 计算机科学 2019-10-14 Abhijit Guha Roy , Shayan Siddiqui , Sebastian Pölsterl , Nassir Navab , Christian Wachinger

We present a novel approach to variational volume reconstruction from sparse, noisy slice data using the Deep Ritz method. Motivated by biomedical imaging applications such as MRI-based slice-to-volume reconstruction (SVR), our approach…

图像与视频处理 · 电气工程与系统科学 2025-08-13 Conor Rowan , Sumedh Soman , John A. Evans

Self-supervised learning (SSL) leverages vast unannotated medical datasets, yet steep technical barriers limit adoption by clinical researchers. We introduce Vision Foundry, a code-free, HIPAA-compliant platform that democratizes…

Understanding 3D medical image volumes is critical in the medical field, yet existing 3D medical convolution and transformer-based self-supervised learning (SSL) methods often lack deep semantic comprehension. Recent advancements in…

计算机视觉与模式识别 · 计算机科学 2025-09-12 Qiuhui Chen , Xuancheng Yao , Huping Ye , Yi Hong

Instance segmentation in electron microscopy (EM) volumes is tough due to complex shapes and sparse annotations. Self-supervised learning helps but still struggles with intricate visual patterns in EM. To address this, we propose a…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Yinda Chen , Wei Huang , Xiaoyu Liu , Shiyu Deng , Qi Chen , Zhiwei Xiong
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