Quarternion color image processing as an alternative to classical grayscale conversion approaches for pest detection using yellow sticky traps. - Luis Alberto Rodríguez Rodríguez; Celina Lizeth Castañeda-Miranda; Mireya Moreno Lució; Luis Octavio Solís-Sánchez; Rodrigo Castañeda-Miranda (Math. Comput. Simul., 2021)