1 code implementation • 1 Jul 2021 • Asiful Arefeen, Ali Akbari, Seyed Iman Mirzadeh, Roozbeh Jafari, Behrooz A. Shirazi, Hassan Ghasemzadeh
However, extracting IBIs from noisy signals is challenging since the morphology of the signal is distorted in the presence of the noise.
no code implementations • 5 Mar 2021 • Syed Safwan Khalid, Muhammad Awais, Chi-Ho Chan, ZhenHua Feng, Ammarah Farooq, Ali Akbari, Josef Kittler
One key ingredient of DCNN-based FR is the appropriate design of a loss function that ensures discrimination between various identities.
no code implementations • 20 Oct 2020 • Ali Akbari, Muhammad Awais, Zhen-Hua Feng, Ammarah Farooq, Josef Kittler
Compared with existing loss functions, the lower gradient of the proposed loss function leads to the convergence of SGD to a better optimum point, and consequently a better generalisation.
no code implementations • 20 Feb 2020 • Ammarah Farooq, Muhammad Awais, Fei Yan, Josef Kittler, Ali Akbari, Syed Safwan Khalid
However, in real-world surveillance scenarios, frequently no visual information will be available about the queried person.