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Despite that deep learning has achieved state-of-the-art performance for medical image segmentation, its success relies on a large set of manually annotated images for training that are expensive to acquire. In this paper, we propose an…

图像与视频处理 · 电气工程与系统科学 2021-01-01 Lu Wang , Dong Guo , Guotai Wang , Shaoting Zhang

Segmentation of small and irregularly shaped abdominal organs, such as the adrenal glands in CT imaging, remains a persistent challenge due to severe class imbalance, poor spatial context, and limited annotated data. In this work, we…

图像与视频处理 · 电气工程与系统科学 2025-09-04 Hania Ghouse , Muzammil Behzad

Large language models (LLMs) often produce inaccurate or misleading content-hallucinations. To address this challenge, we introduce Noise-Augmented Fine-Tuning (NoiseFiT), a novel framework that leverages adaptive noise injection based on…

计算与语言 · 计算机科学 2025-05-06 Afshin Khadangi , Amir Sartipi , Igor Tchappi , Ramin Bahmani

Traditional supervised 3D medical image segmentation models need voxel-level annotations, which require huge human effort, time, and cost. Semi-supervised learning (SSL) addresses this limitation of supervised learning by facilitating…

图像与视频处理 · 电气工程与系统科学 2024-07-09 Suruchi Kumari , Aryan Das , Swalpa Kumar Roy , Indu Joshi , Pravendra Singh

We investigate the use of wavelet-space feature decomposition in neural super-resolution for rendering pipelines. Building on recent neural upscaling frameworks, we introduce a formulation that predicts stationary wavelet coefficients…

图形学 · 计算机科学 2025-09-23 Prateek Poudel , Prashant Aryal , Kirtan Kunwar , Navin Nepal , Dinesh Baniya Kshatri

Inversion-free image editing using flow-based generative models challenges the prevailing inversion-based pipelines. However, existing approaches rely on fixed Gaussian noise to construct the source trajectory, leading to biased trajectory…

计算机视觉与模式识别 · 计算机科学 2026-01-28 Lifan Jiang , Boxi Wu , Yuhang Pei , Tianrun Wu , Yongyuan Chen , Yan Zhao , Shiyu Yu , Deng Cai

Automatic deep learning segmentation models has been shown to improve both the segmentation efficiency and the accuracy. However, training a robust segmentation model requires considerably large labeled training samples, which may be…

图像与视频处理 · 电气工程与系统科学 2022-10-26 Yingao Liu , Fei Yang , Yidong Yang

We introduce an accurate lung segmentation model for chest radiographs based on deep convolutional neural networks. Our model is based on atrous convolutional layers to increase the field-of-view of filters efficiently. To improve…

计算机视觉与模式识别 · 计算机科学 2017-08-03 Sangheum Hwang , Sunggyun Park

Ultrasound Shear Wave Elastography (USWE) with conventional B-mode imaging demonstrates better performance in lesion segmentation and classification problems. In this article, we propose SHEAR-net, an end-to-end deep neural network, to…

图像与视频处理 · 电气工程与系统科学 2019-02-14 Tamim Ahmed , Md. Kamrul Hasan

For equitable deployment of AI tools in hospitals and healthcare facilities, we need Deep Segmentation Networks that offer high performance and can be trained on cost-effective GPUs with limited memory and large batch sizes. In this work,…

图像与视频处理 · 电气工程与系统科学 2025-10-06 Talha Ahmed , Nehal Ahmed Shaikh , Hassan Mohy-ud-Din

High-resolution image synthesis remains a core challenge in generative modeling, particularly in balancing computational efficiency with the preservation of fine-grained visual detail. We present Latent Wavelet Diffusion (LWD), a…

计算机视觉与模式识别 · 计算机科学 2026-04-17 Luigi Sigillo , Shengfeng He , Danilo Comminiello

Fine-tuning pre-trained Vision-Language Models (VLMs) has shown remarkable capabilities in medical image and textual depiction synergy. Nevertheless, many pre-training datasets are restricted by patient privacy concerns, potentially…

计算机视觉与模式识别 · 计算机科学 2025-01-09 Xu Han , Linghao Jin , Xuezhe Ma , Xiaofeng Liu

In clinical practice, medical image analysis often requires efficient execution on resource-constrained mobile devices. However, existing mobile models-primarily optimized for natural images-tend to perform poorly on medical tasks due to…

图像与视频处理 · 电气工程与系统科学 2025-08-05 Fenghe Tang , Bingkun Nian , Jianrui Ding , Wenxin Ma , Quan Quan , Chengqi Dong , Jie Yang , Wei Liu , S. Kevin Zhou

Deep neural networks can be easily fooled into making incorrect predictions through corruption of the input by adversarial perturbations: human-imperceptible artificial noise. So far adversarial training has been the most successful defense…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Lin Li , Michael Spratling

Segment Anything Models (SAMs), known for their exceptional zero-shot segmentation performance, have garnered significant attention in the research community. Nevertheless, their performance drops significantly on severely degraded,…

计算机视觉与模式识别 · 计算机科学 2026-04-28 Guangqian Guo , Aixi Ren , Yong Guo , Xuehui Yu , Jiacheng Tian , Wenli Li , Chaowei Wang , Yaoxing Wang , Shan Gao

3D models surpass 2D models in CT/MRI segmentation by effectively capturing inter-slice relationships. However, the added depth dimension substantially increases memory consumption. While patch-based training alleviates memory constraints,…

图像与视频处理 · 电气工程与系统科学 2025-06-30 Young Seok Jeon , Hongfei Yang , Huazhu Fu , Mengling Feng

We propose a novel method, the adaptive local window, for improving level set segmentation technique. The window is estimated separately for each contour point, over iterations of the segmentation process, and for each individual object.…

计算机视觉与模式识别 · 计算机科学 2016-06-14 Assaf Hoogi , Christopher F. Beaulieu , Guilherme M. Cunha , Elhamy Heba , Claude B. Sirlin , Sandy Napel , Daniel L. Rubin

Vessel segmentation in medical images is one of the important tasks in the diagnosis of vascular diseases and therapy planning. Although learning-based segmentation approaches have been extensively studied, a large amount of ground-truth…

图像与视频处理 · 电气工程与系统科学 2023-02-16 Boah Kim , Yujin Oh , Jong Chul Ye

Deep reinforcement learning (RL), where the agent learns from mistakes, has been successfully applied to a variety of tasks. With the aim of learning collision-free policies for unmanned vehicles, deep RL has been used for training with…

This work introduces Differential Wavelet Amplifier (DWA), a drop-in module for wavelet-based image Super-Resolution (SR). DWA invigorates an approach recently receiving less attention, namely Discrete Wavelet Transformation (DWT). DWT…

图像与视频处理 · 电气工程与系统科学 2024-03-08 Brian B. Moser , Stanislav Frolov , Federico Raue , Sebastian Palacio , Andreas Dengel