视觉传感成像技术与数据处理进展  

Review on imaging and data processing of visual sensing

作　　者：王程[1] 陈峰 汶德胜[3] 雷浩[3] 宋宗玺[3] 赵航芳[4] Wang Cheng;Chen Feng;Wen Desheng;Lei Hao;Song Zongxi;Zhao Hangfang(Fujian Key Laboratory of Sensing and Computing for Smart Cities,Xiamen University,Xiamen 361005,China;College of Computer and Information Engineering,Xiamen University of Technology,Xiamen 361024,China;Xi′an Institute of Optics and Precision Mechanics,Chinese Academy of Sciences,Xi′an 710119,China;College of Information Science and Electronic Engineering,Zhejiang University,Hangzhou 310058,China)

机构地区：[1]福建省智慧城市感知与计算重点实验室(厦门大学),厦门361005 [2]厦门理工学院计算机与信息工程学院,厦门361024 [3]中国科学院西安光学精密机械研究所,西安710119 [4]浙江大学信息与电子工程学院,杭州310058

出　　处：《中国图象图形学报》2021年第6期1450-1469,共20页Journal of Image and Graphics

基　　金：厦门大学、厦门理工学院、中国科学院西安光学精密机械研究所、浙江大学等相关研究团队的支持。

摘　　要：本文以视觉传感的新视觉传感硬件、处理技术和应用场景为主线,通过综合国内外文献和相关报道来梳理该领域在成像技术和数据处理方面的主要进展。从激光扫描成像、大动态范围光学成像技术、偏振成像与传感技术和海洋声学层析成像等研究方向,重点论述视觉传感领域的发展现状、前沿动态、热点问题和趋势。基于激光扫描的3维建模技术虽然取得了一些进展,但仍面临居多挑战。随着硬件设备和数据处理技术的发展,未来激光扫描系统将在众多民用领域得到广泛应用,满足不同的探测和建模任务;大动态范围光学成像相关技术已逐步应用于红外成像、光谱成像、偏振成像、超声成像和单光子成像等领域,将为多维信息获取、智能处理以及数据挖掘等提供有力支撑;充分挖掘偏振成像的应用潜能,与其他先进成像传感技术相结合,实现更优性能,对各个尺度下的成像场景都具有重要的应用价值;海洋声学层析成像需要与其他方法相结合,发展基于分布式水下传感网络、卫星观测、海底电缆、人工与自然噪声机会声源等联合观测的低成本、长期观测网络。对国内外视觉传感领域进展情况进行梳理、总结,有助于发现该领域的发展趋势以及明确下一步的研究方向。Recently,significant developments of visual sensing have been observed in imaging technology and data processing,thereby providing great opportunities to enhance our ability to perceive and recognize our real world.Therefore,investigations on visual sensing possess important theoretical value and are required for application needs.Surveying the progress to understand the trend in the field of visual sensing and to clarify the future research direction is beneficial.The reviews are generated mainly based on analyzing peer-reviewed academic publications and related reports.A general description on the states of the art and trends about the visual sensing is provided,mainly including laser scanning,high dynamic range(HDR)imaging,polarization imaging,and ocean acoustic tomography.Specifically,for each of these imaging fields,parts discussed include new hardware,processing technology,and application scenarios.Processing of 3 D point cloud data has become more effective along with the great progresses in deep learning and the advancement of hardware devices.Meanwhile,applications of 3 D point cloud data are increasingly popular for diverse purposes.Over past several years,many domestic institutions and teams focused on developing algorithms for 3 D point cloud data processing,such as in feature extraction,semantic labeling and segmentation,and object detection.In particular,several teams have conducted a number of substantive work in the production and sharing of standard data sets,which promote and improve the processing ability and application level of point cloud data.However,at present,the commercial hardware still has some deficiencies.Combining 3 D point cloud data with observation from other sensors is a valuable but challenging task.Nevertheless,the laser scanning system is expected to be widely used in transportation,civil engineering,forestry,agriculture,and other civil fields in the future to satisfy different detection and modeling tasks.At the same time,with ongoing advancements in laser scanning equipment

关 键 词：视觉传感 激光扫描 大动态范围成像 偏振成像 海洋声学层析成像 

分 类 号：TP301.6[自动化与计算机技术—计算机系统结构]