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Advances in unmanned synthetic aperture sonar (SAS) imaging platforms allow for the simultaneous collection of multiband SAS imagery. The imagery is collected over several octaves and the phenomenology's interactions with the sea floor vary…

计算机视觉与模式识别 · 计算机科学 2018-08-09 Isaac D Gerg

Light-based synthetic aperture (SA) imaging methods, such as Fourier Ptychography, have brought breakthrough high-resolution wide-field-of-view imaging capabilities to microscopy. While these technologies promise similar improvements in…

光学 · 物理学 2025-09-29 Janith B. Senanayaka , Christopher A. Metzler

We demonstrate a compact, cost-effective snapshot spectral imaging system named Aperture Diffraction Imaging Spectrometer (ADIS), which consists only of an imaging lens with an ultra-thin orthogonal aperture mask and a mosaic filter sensor,…

计算机视觉与模式识别 · 计算机科学 2023-09-29 Tao Lv , Hao Ye , Quan Yuan , Zhan Shi , Yibo Wang , Shuming Wang , Xun Cao

Existing multi-focus image fusion (MFIF) methods often fail to preserve the uncertain transition region and detect small focus areas within large defocused regions accurately. To address this issue, this study proposes a new…

计算机视觉与模式识别 · 计算机科学 2024-02-01 Xilai Li , Xiaosong Li , Haishu Tan , Jinyang Li

Multi-exposure fusion (MEF) is a technique for combining different images of the same scene acquired with different exposure settings into a single image. All the proposed MEF algorithms combine the set of images, somehow choosing from each…

图像与视频处理 · 电气工程与系统科学 2022-05-04 A. Buades , J. L Lisani , O. Martorell

FSS(Few-shot segmentation) aims to segment a target class using a small number of labeled images(support set). To extract information relevant to the target class, a dominant approach in best-performing FSS methods removes background…

计算机视觉与模式识别 · 计算机科学 2023-11-14 Seonghyeon Moon , Samuel S. Sohn , Honglu Zhou , Sejong Yoon , Vladimir Pavlovic , Muhammad Haris Khan , Mubbasir Kapadia

Polarizing filters provide a powerful way to separate diffuse and specular reflection; however, traditional methods rely on several captures and require proper alignment of the filters. Recently, camera manufacturers have proposed to embed…

计算机视觉与模式识别 · 计算机科学 2018-11-08 Laurent Valentin Jospin , Gilles Baechler , Adam Scholefield

Fourier ptychographic (FP) microscope is a coherent imaging method that can synthesize an image with a higher bandwidth using multiple low-bandwidth images captured at different spatial frequency regions. The method's demand for multiple…

光学 · 物理学 2016-03-25 Jaebum Chung , Hangwen Lu , Xiaoze Ou , Haojiang Zhou , Changhuei Yang

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

Multi-modal image fusion (MMIF) integrates valuable information from different modality images into a fused one. However, the fusion of multiple visible images with different focal regions and infrared images is a unprecedented challenge in…

计算机视觉与模式识别 · 计算机科学 2024-02-01 Xilai Li , Xiaosong Li , Tao Ye , Xiaoqi Cheng , Wuyang Liu , Haishu Tan

Microarray technology is a new and powerful tool for the concurrent monitoring of a large number of gene expressions. Each microarray experiment produces hundreds of images. Each digital image requires a large storage space. Hence,…

图像与视频处理 · 电气工程与系统科学 2023-03-21 Anahita Banaei , Shadrokh Samavi , Ebrahim Nasr Esfahani

A division-of-focal-plane or microgrid image polarimeter enables us to acquire a set of polarization images in one shot. Since the polarimeter consists of an image sensor equipped with a monochrome or color polarization filter array (MPFA…

图像与视频处理 · 电气工程与系统科学 2020-07-29 Miki Morimatsu , Yusuke Monno , Masayuki Tanaka , Masatoshi Okutomi

We use convolutional neural networks to recover images optically down-sampled by $6.7\times$ using coherent aperture synthesis over a 16 camera array. Where conventional ptychography relies on scanning and oversampling, here we apply…

图像与视频处理 · 电气工程与系统科学 2022-02-09 Chengyu Wang , Minghao Hu , Yuzuru Takashima , Timothy J. Schulz , David J. Brady

This paper proposes a polyline shaped array based system scheme, associated with mechanical scanning along the perpendicular direction of the array, for near-field millimeter-wave (MMW) imaging. Each section of the polyline is a chord of a…

信号处理 · 电气工程与系统科学 2021-09-08 Shuoguang Wang , Shiyong Li , Guoqiang Zhao , Houjun Sun

Fourier single-pixel imaging (FSI) is a branch of single-pixel imaging techniques. It uses Fourier basis patterns as structured patterns for spatial information acquisition in the Fourier domain. However, the spatial resolution of the image…

图像与视频处理 · 电气工程与系统科学 2021-08-06 Ziheng Qiu , Xinyi Guo , Tianao Lu , Pan Qi , Zibang Zhang , Jingang Zhong

Retrieving the reflectance spectrum from objects is an essential task for many classification and detection problems, since many materials and processes have a unique spectral behaviour. In many cases, it is highly desirable to capture…

图像与视频处理 · 电气工程与系统科学 2024-11-08 Frank Sippel , Jürgen Seiler , André Kaup

Color Filter Arrays (CFA) are optical filters in digital cameras that capture specific color channels. Current commercial CFAs are hand-crafted patterns with different physical and application-specific considerations. This study proposes a…

图像与视频处理 · 电气工程与系统科学 2024-06-21 Cemre Omer Ayna , Bahadir Kursat Gunturk , Ali Cafer Gurbuz

Digital cameras that use Color Filter Arrays (CFA) entail a demosaicking procedure to form full RGB images. As today's camera users generally require images to be viewed instantly, demosaicking algorithms for real applications must be fast.…

计算机视觉与模式识别 · 计算机科学 2019-03-27 Yan Niu , Jihong Ouyang , Wanli Zuo , Fuxin Wang

In the field of multi-source remote sensing image classification, remarkable progress has been made by using Convolutional Neural Network (CNN) and Transformer. Recently, Mamba-based methods built upon the State Space Model (SSM) have shown…

图像与视频处理 · 电气工程与系统科学 2025-01-28 Feng Gao , Xuepeng Jin , Xiaowei Zhou , Junyu Dong , Qian Du

Conventional multi-image super-resolution (MISR) methods, such as burst and video SR, rely on sequential frames from a single camera. Consequently, they suffer from complex image degradation and severe occlusion, increasing the difficulty…

光学 · 物理学 2026-04-13 Yating Chen , Feng Huang , Xianyu Wu , Jing Wu , Ying Shen