%0 Journal Article %T Cognitive activity detection and tracing system %A YILDIRIM, O. %A KANDEMIR, Ã. %A KARDAÅžLAR, E. %A SÜMER, E. %J Sigma Journal of Engineering and Natural Sciences %D 2024 %V 42 %P 1160-1168 %R 10.14744/sigma.2024.00094