English
Related papers

Related papers: Physics-Guided Radiotherapy Treatment Planning wit…

200 papers

Cervical cancer, the fourth leading cause of cancer in women globally, requires early detection through Pap smear tests to identify precancerous changes and prevent disease progression. In this study, we performed a focused analysis by…

Image and Video Processing · Electrical Eng. & Systems 2025-05-22 Abdul Samad Shaik , Shashaank Mattur Aswatha , Rahul Jashvantbhai Pandya

Objective: For real-time markerless tumour tracking in stereotactic lung radiotherapy, we propose a different approach which uses patient-specific deep learning (DL) using a personalized data generation strategy, avoiding the need for…

Medical Physics · Physics 2020-03-03 Wataru Takahashi , Shota Oshikawa , Shinichiro Mori

Purpose. - Radiotherapy is an important treatment for prostate cancer.During treatment sessions, bladder and rectal repletion is difficult to quantify and cannot be measured with a single and initial CT scan acquisition. Some methods, such…

Medical Physics · Physics 2011-04-06 Cyril Voyant , Katia Biffi , Leschi Delphine , Jerome Briancon , Celine Lantieri Marcovici

We demonstrate the application of mixture density networks (MDNs) in the context of automated radiation therapy treatment planning. It is shown that an MDN can produce good predictions of dose distributions as well as reflect uncertain…

Medical Physics · Physics 2021-07-06 Viktor Nilsson , Hanna Gruselius , Tianfang Zhang , Geert De Kerf , Michaël Claessens

Personalized ultra-fractionated stereotactic adaptive radiotherapy (PULSAR) is a novel treatment that delivers radiation in pulses of protracted intervals. Accurate prediction of gross tumor volume (GTV) changes through regression models…

Machine Learning · Computer Science 2025-09-18 Yajun Yu , Steve Jiang , Robert Timmerman , Hao Peng

Deep learning models have had a great success in disease classifications using large data pools of skin cancer images or lung X-rays. However, data scarcity has been the roadblock of applying deep learning models directly on prostate…

Computer Vision and Pattern Recognition · Computer Science 2021-01-27 Weiwei Zong , Joon Lee , Chang Liu , Eric Carver , Aharon Feldman , Branislava Janic , Mohamed Elshaikh , Milan Pantelic , David Hearshen , Indrin Chetty , Benjamin Movsas , Ning Wen

Predicting response to neoadjuvant therapy is a vexing challenge in breast cancer. In this study, we evaluate the ability of deep learning to predict response to HER2-targeted neo-adjuvant chemotherapy (NAC) from pre-treatment dynamic…

Radiation therapy is considered to be one of important treatment protocols for cancers. Radiation therapy employs several beams of ionizing radiation to kill cancer tumors, but such irradiation also causes damage to normal tissues.…

Optimization and Control · Mathematics 2016-12-06 Shogo Kishimoto , Makoto Yamashita

Accurate 3D dose calculation for Pencil Beam Scanning Proton Therapy (PBSPT) is typically performed with Monte Carlo (MC) engines, but their runtimes limit adaptive workflows and repeated evaluations. Current deep-learning proton dose…

Medical Physics · Physics 2026-02-19 Mikołaj Stryja , Danny Lathouwers , Zoltán Perkó

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

Purpose: In some proton therapy facilities, patient alignment relies on two 2D orthogonal kV images, taken at fixed, oblique angles, as no 3D on-the-bed imaging is available. The visibility of the tumor in kV images is limited since the…

Computer Vision and Pattern Recognition · Computer Science 2023-10-19 Yuzhen Ding , Hongying Feng , Yunze Yang , Jason Holmes , Zhengliang Liu , David Liu , William W. Wong , Nathan Y. Yu , Terence T. Sio , Steven E. Schild , Baoxin Li , Wei Liu

Background: Accurate forecasting of lung tumor motion is essential for precise dose delivery in proton therapy. While current markerless methods mostly rely on deep learning, transformer-based architectures remain unexplored in this domain,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-11 Gauthier Rotsart de Hertaing , Dani Manjah , Benoit Macq

We evaluated the temporal performance of a deep learning (DL) based artificial intelligence (AI) model for auto segmentation in prostate radiotherapy, seeking to correlate its efficacy with changes in clinical landscapes. Our study involved…

Image and Video Processing · Electrical Eng. & Systems 2023-11-17 Biling Wang , Michael Dohopolski , Ti Bai , Junjie Wu , Raquibul Hannan , Neil Desai , Aurelie Garant , Daniel Yang , Dan Nguyen , Mu-Han Lin , Robert Timmerman , Xinlei Wang , Steve Jiang

Adaptive radiotherapy (ART), especially online ART, effectively accounts for positioning errors and anatomical changes. One key component of online ART is accurately and efficiently delineating organs at risk (OARs) and targets on online…

Stereotactic Body Radiation Therapy (SBRT) can be a precise, minimally invasive treatment method for liver cancer and liver metastases. However, the effectiveness of SBRT relies on the accurate delivery of the dose to the tumor while…

Medical Physics · Physics 2024-11-26 Sugandima Weragoda , Ping Xia , Kevin Stephans , Neil Woody , Michael Martens , Robert Brown , Bingqi Guo

Accurate predictions of peptide retention times (RT) in liquid chromatography have many applications in mass spectrometry-based proteomics. Herein, we present DeepRT, a deep learning based software for peptide retention time prediction.…

Quantitative Methods · Quantitative Biology 2017-05-17 Chunwei Ma , Zhiyong Zhu , Jun Ye , Jiarui Yang , Jianguo Pei , Shaohang Xu , Ruo Zhou , Chang Yu , Fan Mo , Bo Wen , Siqi Liu

An MRI-only adaptive radiotherapy (ART) workflow is desirable for managing interfractional changes in anatomy, but producing synthetic CT (sCT) data through paired data-driven deep learning (DL) for abdominal dose calculations remains a…

Accurate recurrence risk stratification is crucial for optimizing treatment plans for breast cancer patients. Current prognostic tools like Oncotype DX (ODX) offer valuable genomic insights for HR+/HER2- patients but are limited by cost and…

Image and Video Processing · Electrical Eng. & Systems 2024-09-25 Ziyu Su , Yongxin Guo , Robert Wesolowski , Gary Tozbikian , Nathaniel S. O'Connell , M. Khalid Khan Niazi , Metin N. Gurcan

Online adaptive radiation therapy (ART) has great promise to significantly reduce normal tissue toxicity and/or improve tumor control through real-time treatment adaptations based on the current patient anatomy. However, the major technical…

Medical Physics · Physics 2015-05-18 Chunhua Men , Xun Jia , Steve. B. Jiang

Brain tumors are collections of abnormal cells that can develop into masses or clusters. Because they have the potential to infiltrate other tissues, they pose a risk to the patient. The main imaging technique used, MRI, may be able to…

Image and Video Processing · Electrical Eng. & Systems 2023-09-22 Razia Sultana Misu
‹ Prev 1 8 9 10 Next ›