基于散射光场偏振特性的透雾霾成像技术发展及展望(特邀)

Development and Prospect of Dehazing Imaging Technology Based on Polarization Characteristic of Scattering Light Field(Invited)

偏振成像技术在散射介质去雾成像的应用中得到了充分发展,通过深度挖掘光波的光强、光谱和偏振信息,综合考虑雾霾图像的形成机理,结合大气散射成像模型,估计目标多维物理信息,有效还原真实场景图像。如今,偏振透雾霾成像技术已在智慧交通、安防监控等众多领域具有广泛应用和领先的研究成果。系统地介绍了偏振透雾霾成像技术的基本原理、物理模型、算法技术和成像效果,并依据现有技术的优缺点对偏振透雾霾成像技术进行分析与展望。

Polarization imaging technology deeply excavates the light intensity,spectrum and polarization information of light wave,and synthetically considers the formation mechanism of haze image,and combines atmospheric scattering imaging models to estimate target multi-dimensional physical information to effectively restore real scene images.At present,polarization dehazing technology has been extensively used and leading research results in many fields such as intelligent transportation and security monitoring.The basic principle,physical model,algorithm technology and imaging effect of polarization dehazing technology are systematically introduced,and polarization dehazing technology is analyzed and prospected according to the advantages and disadvantages of the existing technologies.