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Inertial localisation is an important technique as it enables ego-motion estimation in conditions where external observers are unavailable. However, low-cost inertial sensors are inherently corrupted by bias and noise, which lead to unbound…

Robotics · Computer Science 2023-03-06 James Brotchie , Wenchao Li , Andrew D. Greentree , Allison Kealy

Magnetic resonance imaging (MRI) is an increasingly important tool for the diagnosis and treatment of prostate cancer. However, interpretation of MRI suffers from high inter-observer variability across radiologists, thereby contributing to…

Abstract Background During percutaneous puncture robotic surgical navigation, the needle insertion point is positioned on the patient's chest and abdomen body surface. By locating any point on the soft skin tissue, it is difficult to apply…

Robotics · Computer Science 2024-06-11 Zezhao Guo , Yanzhong Guo , Zhanfang Zhao

Radiation therapy presents a need for dynamic tracking of a target tumor volume. Fiducial markers such as implanted gold seeds have been used to gate radiation delivery but the markers are invasive and gating significantly increases…

Computer Vision and Pattern Recognition · Computer Science 2019-09-27 Markus D. Foote , Blake E. Zimmerman , Amit Sawant , Sarang Joshi

Our main objective is to develop a novel deep learning-based algorithm for automatic segmentation of prostate zone and to evaluate the proposed algorithm on an additional independent testing data in comparison with inter-reader consistency…

Image and Video Processing · Electrical Eng. & Systems 2019-11-04 Yongkai Liu , Guang Yang , Sohrab Afshari Mirak , Melina Hosseiny , Afshin Azadikhah , Xinran Zhong , Robert E. Reiter , Yeejin Lee , Steven Raman , Kyunghyun Sung

Neoadjuvant chemotherapy (NAC) has become a standard clinical practice for tumor downsizing in breast cancer with 18F-FDG Positron Emission Tomography (PET). Our work aims to leverage PET imaging for the segmentation of breast lesions. The…

Computer Vision and Pattern Recognition · Computer Science 2025-02-07 Tewele W. Tareke , Neree Payan , Alexandre Cochet , Laurent Arnould , Benoit Presles , Jean-Marc Vrigneaud , Fabrice Meriaudeau , Alain Lalande

Deep learning networks have shown promising performance for accurate object localization in medial images, but require large amount of annotated data for supervised training, which is expensive and expertise burdensome. To address this…

Computer Vision and Pattern Recognition · Computer Science 2021-05-26 Wenhui Lei , Wei Xu , Ran Gu , Hao Fu , Shaoting Zhang , Guotai Wang

Noninvasive optical imaging modalities can probe patient's tissue in 3D and over time generate gigabytes of clinically relevant data per sample. There is a need for AI models to analyze this data and assist clinical workflow. The lack of…

Early detection of cancer is crucial for treatment and overall patient survival. In the upper aerodigestive tract (UADT) the gold standard for identification of malignant tissue is an invasive biopsy. Recently, non-invasive imaging…

Computer Vision and Pattern Recognition · Computer Science 2019-10-10 Nils Gessert , Matthias Schlüter , Sarah Latus , Veronika Volgger , Christian Betz , Alexander Schlaefer

Automated segmentation can assist radiotherapy treatment planning by saving manual contouring efforts and reducing intra-observer and inter-observer variations. The recent development of deep learning approaches has revoluted medical data…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Zhuangzhuang Zhang , Tianyu Zhao , Hiram Gay , Baozhou Sun , Weixiong Zhang

The success or failure of modern computer-assisted surgery procedures hinges on the precise six-degree-of-freedom (6DoF) position and orientation (pose) estimation of tracked instruments and tissue. In this paper, we present HMD-EgoPose, a…

Computer Vision and Pattern Recognition · Computer Science 2022-05-23 Mitchell Doughty , Nilesh R. Ghugre

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

Deep neural networks have introduced significant advancements in the field of machine learning-based analysis of digital pathology images including prostate tissue images. With the help of transfer learning, classification and segmentation…

Brachytherapy involves bringing a radioactive source near tumor tissue using implanted needles. Image-guided brachytherapy planning requires amongst others, the reconstruction of the needles. Manually annotating these needles on patient…

Image and Video Processing · Electrical Eng. & Systems 2025-07-28 Vangelis Kostoulas , Arthur Guijt , Ellen M. Kerkhof , Bradley R. Pieters , Peter A. N. Bosman , Tanja Alderliesten

The electrophysiological source imagine reconstruction is sensitive to the head model construction, which depends on the accuracy of the anatomical landmarks locations knowns as fiducials. This work describes how to perform automatic…

Quantitative Methods · Quantitative Biology 2019-12-17 E. E. Gallego Martínez , A. González-Mitjans , M. L. Bringas-Vega , P. A. Valdés-Sosa

Ovarian cancer remains a challenging malignancy to diagnose and manage, with prognosis heavily dependent on the stage at detection. Accurate grading and staging, primarily based on histopathological examination of biopsy tissue samples, are…

Medical Physics · Physics 2025-05-16 Ashmit K Mishra , Mousa Alrubayan , Prabhakar Pradhan

We describe a point-set registration algorithm based on a novel free point transformer (FPT) network, designed for points extracted from multimodal biomedical images for registration tasks, such as those frequently encountered in…

Computer Vision and Pattern Recognition · Computer Science 2020-08-06 Zachary M. C. Baum , Yipeng Hu , Dean C. Barratt

Deep learning has been widely used to analyze digitized hematoxylin and eosin (H&E)-stained histopathology whole slide images. Automated cancer segmentation using deep learning can be used to diagnose malignancy and to find novel…

Image and Video Processing · Electrical Eng. & Systems 2022-03-30 David Joon Ho , M. Herman Chui , Chad M. Vanderbilt , Jiwon Jung , Mark E. Robson , Chan-Sik Park , Jin Roh , Thomas J. Fuchs

Continuum manipulators in flexible endoscopic surgical systems offer high dexterity for minimally invasive procedures; however, accurate pose estimation and closed-loop control remain challenging due to hysteresis, compliance, and limited…

Robotics · Computer Science 2026-02-19 Junhyun Park , Chunggil An , Myeongbo Park , Ihsan Ullah , Sihyeong Park , Minho Hwang

In preoperative imaging, the demarcation of rectal cancer with magnetic resonance images provides an important basis for cancer staging and treatment planning. Recently, deep learning has greatly improved the state-of-the-art method in…

Computer Vision and Pattern Recognition · Computer Science 2020-01-01 Joohyung Lee , Ji Eun Oh , Min Ju Kim , Bo Yun Hur , Dae Kyung Sohn