IEEE Colombian Conference on Applications of Computational Intelligence Barranquilla, Colombia June, 5-7th, 2019 Extended deadline for submission!!! Now we have official acceptation from Springer for publication through its Communications in Computer and Information Sciences (CCIS) for extended versions of best quality papers!!! In this version, IEEE Computational Intelligence Society Colombian Chapter and IEEE Colombia Section have chosen Barranquilla as the venue for the IEEE Colombian Conference on Applications of Computational Intelligence ColCACI 2019. As previous version, the conference seeks to become the most important event in computational intelligence and related fields in Colombia, putting together academic, scientific and industry. During the past decade, the Barranquilla city has gained national and international recognition for its potential to become one of the most important cities in Latin America and the Caribbean in terms of logistics, manufacturing