JERAJournal of Electronic Research and Application2208-35022208-3510Bio-Byword Scientific Publishing Pty. Ltd.10.26689/jera.v3i5.992Articlehttps://artdesignp.com/journal/JERA/3/5/10.26689/jera.v3i5.992WuKeyao2019352019-12-20The paper will be introduced as sentimental analysis system of film criticism based on deep learning. Which contains four main processing sections. Compared with other systems, our sentimental analysis system based on deep learning has plenty of advantages, including simple structure, high accuracy, and rapid encoding speed.