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This paper considers a compressive multi-spectral light field camera model that utilizes a one-hot spectralcoded mask and a microlens array to capture spatial, angular, and spectral information using a single monochrome sensor. We propose a…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Wen Cao , Ehsan Miandji , Jonas Unger

We report the modification of a label-free image scanning microscope (ISM) to perform asynchronous 2D imaging at 24kHz while keeping the lateral resolution gain and background rejection of a regular label-free ISM setup. Our method uses a…

光学 · 物理学 2023-08-31 Duc-Minh Ta , Alberto Aguilar , Pierre Bon

Deploying depth estimation networks in the real world requires high-level robustness against various adverse conditions to ensure safe and reliable autonomy. For this purpose, many autonomous vehicles employ multi-modal sensor systems,…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Ukcheol Shin , Kyunghyun Lee , Jean Oh

Fast, volumetric imaging that integrates multiple imaging modalities is essential for probing dynamic, heterogeneous soft and biological matter. Here, we present the M3Scope, a simple yet versatile multiplane microscope that extends…

A full-field chromatic confocal microscopy using a multispectral sensor was developed for quasi-one-shot microscopic 3D surface measurement. An innovative optical configuration employs a digital micromirror device (DMD) and a multispectral…

The problem of effectively exploiting the information multiple data sources has become a relevant but challenging research topic in remote sensing. In this paper, we propose a new approach to exploit the complementarity of two data sources:…

计算机视觉与模式识别 · 计算机科学 2022-04-12 Heng-Chao Li , Wen-Shuai Hu , Wei Li , Jun Li , Qian Du , Antonio Plaza

Multispectral images consisting of aligned visual-optical (VIS) and thermal infrared (IR) image pairs are well-suited for practical applications like autonomous driving or visual surveillance. Such data can be used to increase the…

计算机视觉与模式识别 · 计算机科学 2020-08-21 Alexander Wolpert , Michael Teutsch , M. Saquib Sarfraz , Rainer Stiefelhagen

This paper presents a coherent linking approach between confocal amplitude and confocal phase images acquired using dual-comb microscopy (DCM). DCM combines the advantages of confocal laser microscopy and quantitative phase microscopy,…

We present a dual-wavelength external holographic microscopy module for quantitative phase imaging of 3D structures with extended thickness range. This is done by simultaneous acquisition of two off-axis interferograms, each of which at a…

光学 · 物理学 2019-04-10 Nir A. Turko , Natan T. Shaked

Deep Learning could drastically boost the classification accuracy for Hyperspectral Imaging (HSI). Still, the training on the mostly small hyperspectral data sets is not trivial. Two key challenges are the large channel dimension of the…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Leon Amadeus Varga , Martin Messmer , Nuri Benbarka , Andreas Zell

Label-free nonlinear optical microscopy has become a powerful tool for biomedical research. However, the possible photodamage risk hinder further clinical applications. To reduce these adverse effects, we constructed a new platform of…

光学 · 物理学 2022-10-26 Geng Wang , Stephen A. Boppart , Haohua Tu

Light inherently consists of multiple dimensions beyond intensity, including spectrum, polarization, etc. The coupling among these high-dimensional optical features provides a compressive characterization of intrinsic material properties.…

光学 · 物理学 2025-05-02 Liheng Bian , Zhen Wang , Pengming Peng , Zhengyi Zhao , Rong Yan , Hanwen Xu , Jun Zhang

This thesis centres on the development of multidimensional fluorescence imaging tools, with a particular emphasis on fluorescence lifetime imaging (FLIM) microscopy for application to biological research. The key aspects of this thesis are…

仪器与探测器 · 物理学 2017-08-14 Egidijus Auksorius

In this paper, we report for the first time on a new channel modelling technique for multi-link LiFi scenarios. By considering simplified numerical calculation, it models the links between multiple optical frontends and multiple mobile…

网络与互联网体系结构 · 计算机科学 2021-10-29 Sreelal Maravanchery Mana , Kerolos Gabra Kamel Gabra , Sepideh Mohammadi Kouhini , Peter Hellwig , Jonas Hilt , Volker Jungnickel

Histopathology image analysis is the golden standard of clinical diagnosis for Cancers. In doctors daily routine and computer-aided diagnosis, the Whole Slide Image (WSI) of histopathology tissue is used for analysis. Because of the…

计算机视觉与模式识别 · 计算机科学 2023-11-23 Honglin Li , Yunlong Zhang , Chenglu Zhu , Jiatong Cai , Sunyi Zheng , Lin Yang

Histopathological whole slide image (WSI) analysis with deep learning has become a research focus in computational pathology. The current paradigm is mainly based on multiple instance learning (MIL), in which approaches with Transformer as…

计算机视觉与模式识别 · 计算机科学 2024-03-19 Hongbo Chu , Qiehe Sun , Jiawen Li , Yuxuan Chen , Lizhong Zhang , Tian Guan , Anjia Han , Yonghong He

The most realistic information about the transparent sample such as a live cell can be obtained only using bright-field light microscopy. At high-intensity pulsing LED illumination, we captured a primary 12-bit-per-channel (bpc) response…

图像与视频处理 · 电气工程与系统科学 2021-08-18 Ganna Platonova , Dalibor Stys , Pavel Soucek , Kirill Lonhus , Jan Valenta , Renata Rychtarikova

We present a new two-snapshot structured light illumination (SLI) reconstruction algorithm for fast image acquisition. The new algorithm, which only requires two mutually {\pi} phase-shifted raw structured images, is implemented on a…

光学 · 物理学 2017-10-25 Yunlong Meng , Wei Lin , Chenglin Li , Shih-chi Chen

Fast-responding detector arrays are commonly used for imaging rapidly-changing scenes. Besides array detectors, a single-pixel detector combined with a broadband optical spectrum can also be used for rapid imaging by mapping the spectrum…

光学 · 物理学 2019-09-04 Chengying Bao , Myoung-Gyun Suh , Kerry Vahala

We present a dual color laser scanning endomicroscope capable of fluorescence lifetime endomicroscopy at one frame per second (FPS). The scanning system uses a coherent imaging fiber with 30,000 cores. High-speed lifetime imaging is…