Omair Ghori and  Anton Stadler and  Stefan Wilk and  Wolfgang Effelsberg,  Video Based Ambient Smoke Detection By Detecting Directional Contrast Decrease.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2016, vol. 117(9). 1646 - 1651
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10005435.