Srinivasa G. Narasimhan

Contrast restoration of weather degraded images

Images of outdoor scenes captured in bad weather suffer from poor contrast. Under bad weather conditions, the light reaching a camera is severely scattered by the atmosphere. Th...

Vision and the Atmosphere

Vision in bad weather

Current vision systems are designed to perform in clear weather. Needless to say, in any outdoor application, there is no escape from "bad" weather. Ultimately, computer vision ...

Instant dehazing of images using polarization

We present an approach to easily remove the effects of haze from images. It is based on the fact that usually airlight scattered by atmospheric particles is partially polarized....

Chromatic framework for vision in bad weather

Conventional vision systems are designed to perform in clear weather. However, any outdoor vision system is incomplete without mechanisms that guarantee satisfactory performance...

Interactive Deweathering of An Image Using Physical Model