d92ebb15a2ac10220-69fb 201703160959 ijaas ch.ta.yeh@gmail.com WEB-FORM International Journal of ADVANCED AND APPLIED SCIENCES Int. j. adv. appl. sci 2313626X 23133724 4 2017 4 2017 4 4 Department of Computer Science, Shaheed Zulfikar Ali Bhutto Institute of Science and Technology, Islamabad, Pakistan Sajid Ali Khan Sohaib Shabbir Rabia Akram Nouman Altaf M. Owais Ghafoor Muhammad Shaheen Department of Software Engineering, Foundation University Islamabad, Islamabad, Pakistan 4 2017 4 2017 27 32 10.21833/ijaas-crossmark www.science-gate.com false IASE www.science-gate.com Brief review of facial expression recognition techniques International Journal of Advanced and Applied Sciences https://doi.org/10.21833/ijaas.2017.04.005 Article © 2017 The Author. Published by IASE. This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/). 10.21833/ijaas.2017.04.005 http://www.science-gate.com/IJAAS/V4I4/Khan.html