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Foundation models for medical image segmentation have achieved remarkable performance. Adaptive fine-tuning of natural image segmentation foundation models is crucial for medical image segmentation tasks. However, some limitations exist in…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Xinwei Zhang , Hu Chen , Zhe Yuan , Sukun Tian , Peng Feng

Positron emission tomography (PET) combined with computed tomography (CT) imaging is routinely used in cancer diagnosis and prognosis by providing complementary information. Automatically segmenting tumors in PET/CT images can significantly…

Image and Video Processing · Electrical Eng. & Systems 2024-03-29 Jinpeng Lu , Jingyun Chen , Linghan Cai , Songhan Jiang , Yongbing Zhang

Automated analysis of surgical videos is crucial for improving surgical training, workflow optimization, and postoperative assessment. We introduce a CSMAE, Masked Autoencoder (MAE)-based pretraining approach, specifically developed for…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Nisarg A. Shah , Wele Gedara Chaminda Bandara , Shameema Skider , S. Swaroop Vedula , Vishal M. Patel

We propose a novel transformer model, capable of segmenting medical images of varying modalities. Challenges posed by the fine grained nature of medical image analysis mean that the adaptation of the transformer for their analysis is still…

Image and Video Processing · Electrical Eng. & Systems 2023-01-31 Athanasios Tragakis , Chaitanya Kaul , Roderick Murray-Smith , Dirk Husmeier

Accurate automated segmentation of tibial plateau fractures (TPF) from computed tomography (CT) requires large amounts of annotated data to train deep learning models, but obtaining such annotations presents unique challenges. The process…

Image and Video Processing · Electrical Eng. & Systems 2025-04-10 Peiyan Yue , Die Cai , Chu Guo , Mengxing Liu , Jun Xia , Yi Wang

Automated lesion segmentation in PET/CT scans is crucial for improving clinical workflows and advancing cancer diagnostics. However, the task is challenging due to physiological variability, different tracers used in PET imaging, and…

Image and Video Processing · Electrical Eng. & Systems 2024-10-22 Maximilian Rokuss , Balint Kovacs , Yannick Kirchhoff , Shuhan Xiao , Constantin Ulrich , Klaus H. Maier-Hein , Fabian Isensee

Simultaneous functional PET/MR (sf-PET/MR) presents a cutting-edge multimodal neuroimaging technique. It provides an unprecedented opportunity for concurrently monitoring and integrating multifaceted brain networks built by spatiotemporally…

Image and Video Processing · Electrical Eng. & Systems 2024-09-23 Luoyu Wang , Yitian Tao , Qing Yang , Yan Liang , Siwei Liu , Hongcheng Shi , Dinggang Shen , Han Zhang

Positron Emission Tomography (PET) and Computer Tomography (CT) are routinely used together to detect tumors. PET/CT segmentation models can automate tumor delineation, however, current multimodal models do not fully exploit the…

Image and Video Processing · Electrical Eng. & Systems 2023-03-14 Zdravko Marinov , Simon Reiß , David Kersting , Jens Kleesiek , Rainer Stiefelhagen

Foundation models have recently attracted significant attention for their impressive generalizability across diverse downstream tasks. However, these models are demonstrated to exhibit great limitations in representing high-frequency…

Image and Video Processing · Electrical Eng. & Systems 2025-04-18 Yuetan Chu , Yilan Zhang , Zhongyi Han , Changchun Yang , Longxi Zhou , Gongning Luo , Chao Huang , Xin Gao

Accurate, noninvasive glioma characterization is crucial for effective clinical management. Traditional methods, dependent on invasive tissue sampling, often fail to capture the spatial heterogeneity of the tumor. While deep learning has…

Image and Video Processing · Electrical Eng. & Systems 2025-03-11 Somayeh Farahani , Marjaneh Hejazi , Antonio Di Ieva , Emad Fatemizadeh , Sidong Liu

Multimodal positron emission tomography-computed tomography (PET-CT) is used routinely in the assessment of cancer. PET-CT combines the high sensitivity for tumor detection with PET and anatomical information from CT. Tumor segmentation is…

Image and Video Processing · Electrical Eng. & Systems 2022-06-13 Xiaohang Fu , Lei Bi , Ashnil Kumar , Michael Fulham , Jinman Kim

Sparse autoencoders (SAEs) emerged as a promising tool for mechanistic interpretability of transformer-based foundation models. Very recently, SAEs were also adopted for the visual domain, enabling the discovery of visual concepts and their…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Muhammed Furkan Dasdelen , Hyesu Lim , Michele Buck , Katharina S. Götze , Carsten Marr , Steffen Schneider

The escalating global cancer burden underscores the critical need for precise diagnostic tools in oncology. This research employs deep learning to enhance lesion segmentation in PET/CT imaging, utilizing a dataset of 900 whole-body…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Jiayi Liu , Qiaoyi Xue , Youdan Feng , Tianming Xu , Kaixin Shen , Chuyun Shen , Yuhang Shi

Multimodal magnetic resonance imaging (MRI) constitutes the first line of investigation for clinicians in the care of brain tumors, providing crucial insights for surgery planning, treatment monitoring, and biomarker identification.…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Lucas Robinet , Ahmad Berjaoui , Elizabeth Cohen-Jonathan Moyal

While Electrical Impedance Tomography (EIT) has found many biomedicine applications, a better resolution is needed to provide quantitative analysis for tissue engineering and regenerative medicine. This paper proposes an impedance-optical…

Image and Video Processing · Electrical Eng. & Systems 2021-12-09 Zhe Liu , Pierre Bagnaninchi , Yunjie Yang

Positron Emission Tomography (PET) /Computed Tomography (CT) is crucial for diagnosing, managing, and planning treatment for various cancers. Developing reliable deep learning models for the segmentation of tumor lesions in PET/CT scans in…

Image and Video Processing · Electrical Eng. & Systems 2024-09-24 Tanya Chutani , Saikiran Bonthu , Pranab Samanta , Nitin Singhal

Cross-modal fusion of different types of neuroimaging data has shown great promise for predicting the progression of Alzheimer's Disease(AD). However, most existing methods applied in neuroimaging can not efficiently fuse the functional and…

Image and Video Processing · Electrical Eng. & Systems 2022-07-15 Junren Pan , Shuqiang Wang

Existing Masked Image Modeling (MIM) depends on a spatial patch-based masking-reconstruction strategy to perceive objects'features from unlabeled images, which may face two limitations when applied to chest CT: 1) inefficient feature…

Image and Video Processing · Electrical Eng. & Systems 2024-07-15 Jie Zheng , Ru Wen , Haiqin Hu , Lina Wei , Kui Su , Wei Chen , Chen Liu , Jun Wang

In clinical practice, single-radiotracer positron emission tomography (PET) is commonly used for imaging. Although multi-tracer PET imaging can provide supplementary information of radiotracers that are sensitive to physiological function…

Image and Video Processing · Electrical Eng. & Systems 2025-06-23 Bin Huang , Feihong Xu , Xinchong Shi , Shan Huang , Binxuan Li , Fei Li , Qiegen Liu

We introduce Med-CTX, a fully transformer based multimodal framework for explainable breast cancer ultrasound segmentation. We integrate clinical radiology reports to boost both performance and interpretability. Med-CTX achieves exact…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Enobong Adahada , Isabel Sassoon , Kate Hone , Yongmin Li