中文
相关论文

相关论文: Depth-dependent resolution quantification in 3D fl…

200 篇论文

Despite its potential for label-free particle diagnostics, holographic microscopy is limited by specialized processing methods that struggle to generalize across diverse settings. We introduce a deep learning architecture leveraging human…

光学 · 物理学 2024-11-26 Shyam Kumar , Jiarong Hong

With the advent of microsphere assisted microscopy in 2011, this technique emerged as a simple and easy way to obtain optical super-resolution. Although the possible mechanisms of imaging by microspheres are debated in the literature, most…

光学 · 物理学 2015-08-27 Navid Farahi

First discovered by Ernest Abbe in 1873, the resolution limit of a far-field microscope is considered determined by the numerical aperture and wavelength of light, approximately $\lambda$/2NA. With the advent of modern fluorescence…

光学 · 物理学 2023-08-02 Yilun Li , Fang Huang

We propose approaches based on deep learning to localize objects in images when only a small training dataset is available and the images have low quality. That applies to many problems in medical image processing, and in particular to the…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Aaron Pries , Peter J. Schreier , Artur Lamm , Stefan Pede , Jürgen Schmidt

The human visual system processes images with varied degrees of resolution, with the fovea, a small portion of the retina, capturing the highest acuity region, which gradually declines toward the field of view's periphery. However, the…

计算机视觉与模式识别 · 计算机科学 2023-04-13 Beatriz Paula , Plinio Moreno

The estimation of depth in two-dimensional images has long been a challenging and extensively studied subject in computer vision. Recently, significant progress has been made with the emergence of Deep Learning-based approaches, which have…

计算机视觉与模式识别 · 计算机科学 2023-10-26 Vasileios Arampatzakis , George Pavlidis , Kyriakos Pantoglou , Nikolaos Mitianoudis , Nikos Papamarkos

Confocal microscopy has long been a cornerstone technique for visualizing complex interactions and processes within cellular structures. However, achieving super-resolution imaging of multiple organelles and their interactions…

光学 · 物理学 2025-08-19 Qinglin Chen , Luwei Wang , Jia Li , Dan Shao , Xiaoyu Weng , Liwei Liu , Dayong Jin , Junle Qu

In example-based super-resolution, the function relating low-resolution images to their high-resolution counterparts is learned from a given dataset. This data-driven approach to solving the inverse problem of increasing image resolution…

图像与视频处理 · 电气工程与系统科学 2018-12-05 Alexander Robey , Vidya Ganapati

Image deep features extracted by pre-trained networks are known to contain rich and informative representations. In this paper, we present Deep Degradation Response (DDR), a method to quantify changes in image deep features under varying…

计算机视觉与模式识别 · 计算机科学 2024-10-16 Juncheng Wu , Zhangkai Ni , Hanli Wang , Wenhan Yang , Yuyin Zhou , Shiqi Wang

Depth estimation is of critical interest for scene understanding and accurate 3D reconstruction. Most recent approaches in depth estimation with deep learning exploit geometrical structures of standard sharp images to predict corresponding…

计算机视觉与模式识别 · 计算机科学 2018-09-07 Marcela Carvalho , Bertrand Le Saux , Pauline Trouvé-Peloux , Andrés Almansa , Frédéric Champagnat

In depth from defocus (DFD), when images are captured with different camera parameters, a relative magnification is induced between them. Image warping is a simpler solution to account for magnification than seemingly more accurate optical…

计算机视觉与模式识别 · 计算机科学 2012-11-06 Arnav Bhavsar

Super-resolution microscopy overcomes the diffraction limit of conventional light microscopy in spatial resolution. By providing novel spatial or spatio-temporal information on biological processes at nanometer resolution with molecular…

生物物理 · 物理学 2021-11-10 Tianjie Yang , Yaoru Luo , Wei Ji , Ge Yang

This paper considers the problem of single image depth estimation. The employment of convolutional neural networks (CNNs) has recently brought about significant advancements in the research of this problem. However, most existing methods…

计算机视觉与模式识别 · 计算机科学 2018-09-25 Junjie Hu , Mete Ozay , Yan Zhang , Takayuki Okatani

We proposed a deconvolution optical-resolution photoacoustic microscope for high -resolution imaging of brain. The focal spot of the photoacoustic microscopy is measured to obtain the lateral PSF (point spread function) of the system.…

医学物理 · 物理学 2020-11-05 Xianlin Song , Lingfang Song , Anqing Chen , Jianshuang Wei

Monocular depth estimation is often described as an ill-posed and inherently ambiguous problem. Estimating depth from 2D images is a crucial step in scene reconstruction, 3Dobject recognition, segmentation, and detection. The problem can be…

计算机视觉与模式识别 · 计算机科学 2019-01-29 Amlaan Bhoi

We propose an autofocusing algorithm to obtain, relatively accurately, the 3D position of each particle, particularly its axial location, and particle number of a dense transparent particle solution via its hologram. First, morphological…

信号处理 · 电气工程与系统科学 2025-03-25 Wei-Na Li , Yi Zhou , Jiatai Chen , Hongjie Ou , XiangSheng Xie

Image based rendering is a fundamental problem in computer vision and graphics. Modern techniques often rely on depth image for the 3D construction. However for most of the existing depth cameras, the large and unpredictable noises can be…

计算机视觉与模式识别 · 计算机科学 2016-02-17 Rashi Chaudhary , Himanshu Dasgupta

The Depth from Defocus (DFD) imaging technique for measuring the size and number concentration of particles in a dispersed two-phase flow has up to now been restricted to relatively sparse particle densities and to identifying only…

流体动力学 · 物理学 2024-04-01 Rixin Xua , Zuojie Huanga , Wenchao Gonga , Wu Zhoua , Cameron Tropea

This paper introduces a new technique to measure the feature dependency of neural network models. The motivation is to better understand a model by querying whether it is using information from human-understandable features, e.g.,…

机器学习 · 计算机科学 2024-10-10 Yinzhu Jin , Matthew B. Dwyer , P. Thomas Fletcher

Miniature fluorescence microscopes are a standard tool in systems biology. However, widefield miniature microscopes capture only 2D information, and modifications that enable 3D capabilities increase the size and weight and have poor…

图像与视频处理 · 电气工程与系统科学 2020-10-13 Kyrollos Yanny , Nick Antipa , William Liberti , Sam Dehaeck , Kristina Monakhova , Fanglin Linda Liu , Konlin Shen , Ren Ng , Laura Waller