English
Related papers

Related papers: Efficient, gigapixel-scale, aberration-free whole …

200 papers

Whole slide imaging (WSI) is an emerging technology for digital pathology. The process of autofocusing is the main influence of the performance of WSI. Traditional autofocusing methods either are time-consuming due to repetitive mechanical…

Image and Video Processing · Electrical Eng. & Systems 2020-03-17 Qiang Li , Xianming Liu , Kaige Han , Cheng Guo , Xiangyang Ji , Xiaolin Wu

The field of histology relies heavily on antiquated tissue processing and staining techniques that limit the efficiency of pathologic diagnoses of cancer and other diseases. Current staining and advanced labeling methods are often…

We demonstrate a Fourier Imaging system with centimeter field of view(FOV), and 0.0042{\deg}angular resolution at C band, for the entire 180{\deg} radiation angular range. To pursue omnidirectional Fourier imaging without aberration, a…

Optics · Physics 2018-09-07 Jinxi Huang

We report the implementation of a fully on-chip, lensless microscopy technique termed optofluidic ptychography. This imaging modality complements the miniaturization provided by microfluidics and allows the integration of ptychographic…

Instrumentation and Detectors · Physics 2021-12-21 Pengming Song , Chengfei Guo , Shaowei Jiang , Tianbo Wang , Patrick Hu , Derek Hu , Zibang Zhang , Bin Feng , Guoan Zheng

Whole Slide Images (WSIs) play a crucial role in accurate cancer diagnosis and prognosis, as they provide tissue details at the cellular level. However, the rapid growth of computational tasks involving WSIs poses significant challenges.…

Computer Vision and Pattern Recognition · Computer Science 2025-10-30 Doanh C. Bui , Hoai Luan Pham , Vu Trung Duong Le , Tuan Hai Vu , Van Duy Tran , Khang Nguyen , Yasuhiko Nakashima

Traditional glass-based optics are typically optimized for narrow spectral bands, such as the visible (400-700nm) or shortwave infrared (1000-1800nm). While the emergence of VIS-SWIR sensors (400-1700nm) offers transformative potential,…

Image and Video Processing · Electrical Eng. & Systems 2026-05-04 Vishwanath Saragadam , Niki Nezakati , Amit Roy-Chowdhury , Vivek Boominathan

High-quality panoramic images with a Field of View (FoV) of 360{\deg} are essential for contemporary panoramic computer vision tasks. However, conventional imaging systems come with sophisticated lens designs and heavy optical components.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Qi Jiang , Shaohua Gao , Yao Gao , Kailun Yang , Zhonghua Yi , Hao Shi , Lei Sun , Kaiwei Wang

Pathology images are considered the ``gold standard" for cancer diagnosis and treatment, with gigapixel images providing extensive tissue and cellular information. Existing methods fail to simultaneously extract global structural and local…

Computer Vision and Pattern Recognition · Computer Science 2025-02-17 Haoming Luo , Xiaotian Yu , Shengxuming Zhang , Jiabin Xia , Yang Jian , Yuning Sun , Liang Xue , Mingli Song , Jing Zhang , Xiuming Zhang , Zunlei Feng

Whole-Slide Images (WSIs) have revolutionized medical analysis by presenting high-resolution images of the whole tissue slide. Despite avoiding the physical storage of the slides, WSIs require considerable data volume, which makes the…

Image and Video Processing · Electrical Eng. & Systems 2025-03-25 Yu Mao , Jun Wang , Nan Guan , Chun Jason Xue

Whole slide imaging (WSI) has moved digital pathology closer to diagnostic practice in recent years. Due to the inherent tissue topography variability, accurate autofocusing remains a critical challenge for WSI and automated microscopy…

Whole slide images (WSIs) are high-resolution, gigapixel sized images that pose significant computational challenges for traditional machine learning models due to their size and heterogeneity.In this paper, we present a scalable and…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Ravi Kant Gupta , Shounak Das , Ardhendu Sekhar , Amit Sethi

We demonstrate a new computational illumination technique that achieves large space-bandwidth-time product, for quantitative phase imaging of unstained live samples in vitro. Microscope lenses can have either large field of view (FOV) or…

Optics · Physics 2015-10-16 Lei Tian , Ziji Liu , Li-Hao Yeh , Michael Chen , Jingshan Zhong , Laura Waller

Structured illumination has been widely used for optical sectioning and 3D surface recovery. In a typical implementation, multiple images under non-uniform pattern illumination are used to recover a single object section. Axial scanning of…

Computer Vision and Pattern Recognition · Computer Science 2019-04-26 Shaowei Jiang , Jun Liao , Zichao Bian , Pengming Song , Garrett Soler , Kazunori Hoshino , Guoan Zheng

Traditional whole slide image (WSI) analysis methods typically rely on the multiple instance learning (MIL) paradigm, which extracts patch-level features at high magnification and aggregates them for slide-level prediction. However, such…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Jiusong Ge , Yingkang Zhan , Wenjie Zhao , Di Zhang , Ke Wang , Jiashuai Liu , Chunze Yang , Chengzu Li , Jian Zhang , Yuxin Dong , Ni Zhang , Qidong Liu , Mireia Crispin-Ortuzar , Huazhu Fu , Chen Li , Zeyu Gao

Ptychography enables coherent diffractive imaging (CDI) of extended samples by raster scanning across the illuminating XUV/X-ray beam thereby generalizing the unique advantages of CDI techniques. Table-top realizations of this method are…

Consecutive thin sections of tissue samples make it possible to study local variation in e.g. protein expression and tumor heterogeneity by staining for a new protein in each section. In order to compare and correlate patterns of different…

Computer Vision and Pattern Recognition · Computer Science 2019-01-25 Leslie Solorzano , Gabriela M. Almeida , Bárbara Mesquita , Diana Martins , Carla Oliveira , Carolina Wählby

With the development of computer-aided diagnosis (CAD) and image scanning technology, Whole-slide Image (WSI) scanners are widely used in the field of pathological diagnosis. Therefore, WSI analysis has become the key to modern digital…

Computer Vision and Pattern Recognition · Computer Science 2021-02-23 Chen Li , Xintong Li , Md Rahaman , Xiaoyan Li , Hongzan Sun , Hong Zhang , Yong Zhang , Xiaoqi Li , Jian Wu , Yudong Yao , Marcin Grzegorzek

We developed a software pipeline for quality control (QC) of histopathology whole slide images (WSIs) that segments various regions, such as blurs of different levels, tissue regions, tissue folds, and pen marks. Given the necessity and…

Image and Video Processing · Electrical Eng. & Systems 2025-06-17 Abhijeet Patil , Garima Jain , Harsh Diwakar , Jay Sawant , Tripti Bameta , Swapnil Rane , Amit Sethi

Digital aberration measurement and removal play a prominent role in computational imaging platforms aimed at achieving simple and compact optical arrangements. A recent important class of such platforms is Fourier ptychography, which is…

The Segment Anything Model (SAM) marks a significant advancement in segmentation models, offering robust zero-shot abilities and dynamic prompting. However, existing medical SAMs are not suitable for the multi-scale nature of whole-slide…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Hong Liu , Haosen Yang , Paul J. van Diest , Josien P. W. Pluim , Mitko Veta