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Related papers: Phase Imaging with Computational Specificity (PICS…

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Using Time-Correlated Single Photon Counting (TCSPC) for the purpose of fluorescence lifetime measurements is usually limited in speed due to pile-up. With modern instrumentation this limitation can be lifted significantly but some…

Data Analysis, Statistics and Probability · Physics 2018-05-23 Matthias Patting , Paja Reisch , Marcus Sackrow , Rhys Dowler , Marcelle Koenig , Michael Wahl

Accurate cell counting is essential in various biomedical research and clinical applications, including cancer diagnosis, stem cell research, and immunology. Manual counting is labor-intensive and error-prone, motivating automation through…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Abdurahman Ali Mohammed , Catherine Fonder , Ying Wei , Wallapak Tavanapong , Donald S Sakaguchi , Qi Li , Surya K. Mallapragada

High-throughput 3D quantitative phase imaging (QPI) in flow cytometry enables label-free, volumetric characterization of individual cells by reconstructing their refractive index (RI) distributions from multiple viewing angles during flow…

Computer Vision and Pattern Recognition · Computer Science 2025-09-08 Enze Ye , Wei Lin , Shaochi Ren , Yakun Liu , Xiaoping Li , Hao Wang , He Sun , Feng Pan

Semantic segmentation of microscopy images is a critical task for high-throughput materials characterisation, yet its automation is severely constrained by the prohibitive cost, subjectivity, and scarcity of expert-annotated data. While…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Salma Zahran , Zhou Ao , Zhengyang Zhang , Chen Chi , Chenchen Yuan , Yanming Wang

Using bioimaging technology, biologists have attempted to identify and document analytical interpretations that underlie biological phenomena in biological cells. Theoretical biology aims at distilling those interpretations into knowledge…

This paper introduces an improved image processing method usable in capacitive imaging applications. Standard capacitive imaging tends to prefer amplitude-based images over the use of phase due to better signal-to-noise ratios. The new…

Signal Processing · Electrical Eng. & Systems 2022-01-06 Silvio Amato , David Hutchins , Xiaokang Yin , Marco Ricci , Stefano Laureti

Camera-based physiological measurement is a growing field with neural models providing state-the-art-performance. Prior research have explored various "end-to-end" models; however these methods still require several preprocessing steps.…

Computer Vision and Pattern Recognition · Computer Science 2022-12-20 Xin Liu , Brian L. Hill , Ziheng Jiang , Shwetak Patel , Daniel McDuff

Phase is a fundamental resource for optical imaging but cannot be directly observed with intensity measurements. The existing methods to quantify a phase distribution rely on complex devices and structures. Here we experimentally…

Optics · Physics 2020-03-25 Tengfeng Zhu , Junyi Huang , Zhichao Ruan

Super-resolution fluorescence microscopy provides unprecedented insight into cellular and subcellular structures. However, going "beyond the diffraction barrier" comes at a price since most far-field super-resolution imaging techniques…

Low-light optical imaging refers to the use of cameras to capture images with minimal photon flux. This area has broad application to diverse fields, including optical microscopy for biological studies. In such studies, it is important to…

Nowadays, the amount of heterogeneous biomedical data is increasing more and more thanks to novel sensing techniques and high-throughput technologies. In reference to biomedical image analysis, the advances in image acquisition modalities…

Image and Video Processing · Electrical Eng. & Systems 2021-06-09 Leonardo Rundo

Thick tissue sections strongly scatter and absorb light, which limits transmission-based label-free examination via quantitative phase imaging (QPI) modalities. Here we introduce a simple, room-temperature optical clearing medium - glycerol…

Methods to visualize the two-dimensional distribution of molecules by mass spectrometric imaging evolve rapidly and yield novel applications in biology, medicine, and material surface sciences. Most mass spectrometric imagers acquire high…

Instrumentation and Detectors · Physics 2011-03-11 Casimir Bamberger , Uwe Renz , Andreas Bamberger

Complex field imaging, which captures both the amplitude and phase information of input optical fields or objects, can offer rich structural insights into samples, such as their absorption and refractive index distributions. However,…

Optics · Physics 2024-05-30 Jingxi Li , Yuhang Li , Tianyi Gan , Che-Yung Shen , Mona Jarrahi , Aydogan Ozcan

Cellular and molecular imaging techniques and models have been developed to characterize single stages of viral proliferation after focal infection of cells in vitro. The fast and automatic classification of cell imaging data may prove…

Computer Vision and Pattern Recognition · Computer Science 2020-11-11 Birgitta Dresp-Langley , John M. Wandeto

We present a new technique for obtaining simultaneous multimodal quantitative phase and fluorescence microscopy of biological cells, providing both quantitative phase imaging and molecular specificity using a single camera. Our system is…

Optics · Physics 2019-04-03 Yoav N. Nygate , Gyanendra Singh , Itay Barnea , Natan T. Shaked

A fluorescence correlation spectroscopy (FCS) system based on two independent measurement volumes is presented. The optical setup and data acquisition hardware are detailed, as well as a complete protocol to control the location, size and…

Optics · Physics 2009-08-26 P. Ferrand , M. Pianta , A. Kress , A. Aillaud , H. Rigneault , D. Marguet

Despite strong single-turn performance, diffusion-based image compositing often struggles to preserve coherent spatial relations in pairwise or sequential edits, where subsequent insertions may overwrite previously generated content and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Hang Zhou , Xinxin Zuo , Sen Wang , Li Cheng

Accurate computational ptychographic phase reconstructions are enabled by fast direct-electron cameras with high dynamic ranges used for four-dimensional scanning transmission electron microscopy (4D-STEM). The availability of open software…

Materials Science · Physics 2025-05-01 Toma Susi

Automatic analysis of spatio-temporal microscopy images is inevitable for state-of-the-art research in the life sciences. Recent developments in deep learning provide powerful tools for automatic analyses of such image data, but heavily…

Image and Video Processing · Electrical Eng. & Systems 2021-01-28 Dennis Bähr , Dennis Eschweiler , Anuk Bhattacharyya , Daniel Moreno-Andrés , Wolfram Antonin , Johannes Stegmaier