Nasir D. Memon

2 accepted papers

2021

Effect of Video Pixel-Binning on Source Attribution of Mixed Media

Samet Taspinar, Manoranjan Mohanty, Nasir D. Memon

ICASSP 2021accepted

Photo Response Non-Uniformity (PRNU) noise obtained from images or videos is used as a camera fingerprint to attribute visual objects captured by a camera. The PRNU-based source attribution method, however, fails when there is misalignment between the fingerprint and the query object. One example of…

Cited by 0 Source ↗Scholar ↗

2019

Factors Affecting Enf Based Time-of-recording Estimation for Video

Saffet Vatansever, Ahmet Emir Dirik, Nasir D. Memon

ICASSP 2019accepted

ENF (Electric Network Frequency) oscillates around a nominal value (50/60 Hz) due to imbalance between consumed and generated power. The intensity of a light source powered by mains electricity varies depending on the ENF fluctuations. These fluctuations can be extracted from videos recorded in the…

Cited by 0 Source ↗Scholar ↗