公开(公告)号：US11823363B2

公开(公告)日：2023-11-21

申请号：US17282597

申请日：2020-03-05

Applicant: DALIAN UNIVERSITY OF TECHNOLOGY

Inventor： Risheng Liu ,  Xin Fan ,  Jinyuan Liu ,  Wei Zhong ,  Zhongxuan Luo

IPC: G06T5/50 ,  G06T7/80 ,  G06T7/30 ,  G06T7/90 ,  G06T3/40 ,  G06T5/10

CPC classification number: G06T5/50 ,  G06T3/4053 ,  G06T5/10 ,  G06T7/30 ,  G06T7/80 ,  G06T7/90 ,  G06T2207/10024 ,  G06T2207/10048 ,  G06T2207/20221

Abstract: The present invention provides an infrared and visible light fusion method, and belongs to the field of image processing and computer vision. The present invention adopts a pair of infrared binocular camera and visible light binocular camera to acquire images, relates to the construction of a fusion image pyramid and a significant vision enhancement algorithm, and is an infrared and visible light fusion algorithm using multi-scale transform. The present invention uses the binocular cameras and NVIDIATX2 to construct a high-performance computing platform and to construct a high-performance solving algorithm to obtain a high-quality infrared and visible light fusion image. The present invention constructs an image pyramid by designing a filtering template according to different imaging principles of infrared and visible light cameras, obtains image information at different scales, performs image super-resolution and significant enhancement, and finally achieves real-time performance through GPU acceleration.

公开(公告)号：US11830222B2

公开(公告)日：2023-11-28

申请号：US17282662

申请日：2020-03-05

Applicant: DALIAN UNIVERSITY OF TECHNOLOGY

Inventor： Risheng Liu ,  Xin Fan ,  Jinyuan Liu ,  Wei Zhong ,  Zhongxuan Luo

IPC: G06K9/00 ,  G06T7/80 ,  G06T7/90 ,  G06T5/50

CPC classification number: G06T7/80 ,  G06T5/50 ,  G06T7/90 ,  G06T2207/10024 ,  G06T2207/10048 ,  G06T2207/20221

Abstract: The present invention proposes a bi-level optimization-based infrared and visible light fusion method, adopts a pair of infrared camera and visible light camera to acquire images, and relates to the construction of a bi-level paradigm infrared and visible light image fusion algorithm, which is an infrared and visible light fusion algorithm using mathematical modeling. Binocular cameras and NVIDIA TX2 are used to construct a high-performance computing platform and to construct a high-performance solving algorithm to obtain a high-quality infrared and visible light fusion image. The system is easy to construct, and the input data can be acquired by using stereo binocular infrared and visible light cameras respectively; the program is simple and easy to implement; and the fusion image is divided into an image domain and a gradient domain for fusion by means of mathematical modeling according to different imaging principles of infrared and visible light cameras.