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In high-dynamic range (HDR) analog-to-digital converters (ADCs), having many quantization bits minimizes quantization errors but results in high bit rates, limiting their application scope. A strategy combining modulo-folding with a low-DR…

信号处理 · 电气工程与系统科学 2023-11-23 Satish Mulleti , Resham Yashwanth Kumar , Laxmeesha Somappa

This work presents a high-resolution X-ray microtomography system that uses commercial off-the-shelf (COTS) CMOS image sensors as direct detectors, relying on the sensor s intrinsic resolution to achieve tomographic reconstructions without…

图像与视频处理 · 电气工程与系统科学 2026-05-29 Damian L. Corzi , Jose Lipovetzky , Fabricio Alcalde Bessia , German Mato , Andres Cicuttin , Maria L. Crespo , Martin Perez , Mariano Gomez Berisso

Multi-modality (MM) image fusion aims to render fused images that maintain the merits of different modalities, e.g., functional highlight and detailed textures. To tackle the challenge in modeling cross-modality features and decomposing…

计算机视觉与模式识别 · 计算机科学 2023-04-11 Zixiang Zhao , Haowen Bai , Jiangshe Zhang , Yulun Zhang , Shuang Xu , Zudi Lin , Radu Timofte , Luc Van Gool

Confocal microscopy, a critical advancement in optical imaging, is widely applied because of its excellent anti-noise ability. However, it has low imaging efficiency and can cause phototoxicity. Optical-sectioning structured illumination…

光学 · 物理学 2024-05-27 Weishuai Zhou , Manhong Yao , Xi Lin , Quan Yu , Junzheng Peng , Jingang Zhong

VIMOS main distinguishing characteristic is its very high multiplex capability: in MOS mode up to 800 spectra can be acquired simultaneously, while the Integral Field Unit produces 6400 spectra to obtain integral field spectroscopy of an…

天体物理学 · 物理学 2007-05-23 M. Scodeggio , A. Zanichelli , B. Garilli , O. Le Fevre , G. Vettolani

We present a widefield fluorescence microscope that integrates an event-based image sensor (EBIS) with a CMOS image sensor (CIS) for ultra-fast microscopy with spectral distinction capabilities. The EBIS achieves temporal resolution of…

光学 · 物理学 2024-10-22 Richard G. Baird , Apratim Majumder , Rajesh Menon

Cross-domain few-shot object detection (CD-FSOD) aims to detect novel objects across different domains with limited class instances. Feature confusion, including object-background confusion and object-object confusion, presents significant…

计算机视觉与模式识别 · 计算机科学 2025-05-05 Boyuan Meng , Xiaohan Zhang , Peilin Li , Zhe Wu , Yiming Li , Wenkai Zhao , Beinan Yu , Hui-Liang Shen

In this paper, we propose a new deep architecture for fusing camera and LiDAR sensors for 3D object detection. Because the camera and LiDAR sensor signals have different characteristics and distributions, fusing these two modalities is…

计算机视觉与模式识别 · 计算机科学 2020-12-10 Jin Hyeok Yoo , Yecheol Kim , Jisong Kim , Jun Won Choi

In this paper, we describe direct-sequence code-division multiple-access (DS-CDMA) systems with quadriphase-shift keying in which channel estimation, coherent demodulation, and decoding are iteratively performed without the use of any…

信息论 · 计算机科学 2016-11-18 Don Torrieri , Amitav Mukherjee , Hyuck Kwon

Accurately capturing dynamic scenes with wide-ranging motion and light intensity is crucial for many vision applications. However, acquiring high-speed high dynamic range (HDR) video is challenging because the camera's frame rate restricts…

图像与视频处理 · 电气工程与系统科学 2024-04-26 Caixin Wang , Jie Zhang , Matthew A. Wilson , Ralph Etienne-Cummings

CMOS detectors offer many advantages over CCDs for optical and UV astronomical applications, especially in space where high radiation tolerance is required. However, astronomical instruments are most often designed for low light-level…

LiDAR-camera fusion enhances 3D panoptic segmentation by leveraging camera images to complement sparse LiDAR scans, but it also introduces a critical failure mode. Under adverse conditions, degradation or failure of the camera sensor can…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Rohit Mohan , Florian Drews , Yakov Miron , Daniele Cattaneo , Abhinav Valada

4D radar has received significant attention in autonomous driving thanks to its robustness under adverse weathers. Due to the sparse points and noisy measurements of the 4D radar, most of the research finish the 3D object detection task by…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Hanzhi Zhong , Zhiyu Xiang , Ruoyu Xu , Jingyun Fu , Peng Xu , Shaohong Wang , Zhihao Yang , Tianyu Pu , Eryun Liu

We present a rapid-scanning approach to fluorescence-detected two-dimensional electronic spectroscopy that combines acousto-optic phase-modulation with digital lock-in detection. The approach shifts the signal detection window to suppress…

This article experimentally examines different configurations of a novel multi-camera array microscope (MCAM) imaging technology. The MCAM is based upon a densely packed array of "micro-cameras" to jointly image across a large field-of-view…

Recent advances in video anomaly detection (VAD) mainly focus on ground-based surveillance or unmanned aerial vehicle (UAV) videos with static backgrounds, whereas research on UAV videos with dynamic backgrounds remains limited. Unlike…

计算机视觉与模式识别 · 计算机科学 2026-01-19 Cheng-Zhuang Liu , Si-Bao Chen , Qing-Ling Shu , Chris Ding , Jin Tang , Bin Luo

Dual-comb spectroscopy allows for the rapid, multiplexed acquisition of high-resolution spectra without the need for moving parts or low-resolution dispersive optics. This method of broadband spectroscopy is most often accomplished via…

Event-based cameras, also called silicon retinas, potentially revolutionize computer vision by detecting and reporting significant changes in intensity asynchronous events, offering extended dynamic range, low latency, and low power…

图像与视频处理 · 电气工程与系统科学 2023-11-06 Julian Moosmann , Jakub Mandula , Philipp Mayer , Luca Benini , Michele Magno

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,…

Fixed-complexity Sphere Decoder (FSD) is a recently proposed technique for Multiple-Input Multiple-Output (MIMO) detection. It has several outstanding features such as constant throughput and large potential parallelism, which makes it…

信息论 · 计算机科学 2010-06-22 Bin Wu , Guido Masera