Publication: After careful reviewing process, all the accepted papers of ICDDM 2019 will be published in ICIVC 2019 Conference Proceedings as a special chapter, which will be indexed by Ei Compendex and Scopus. ICIVC2018 has been online at IEEE Xplore 2 months after conference. ICIVC2017, 2016 have been included in IEEE Xplore and indexed by Ei Compendex and Scopus within 5 months after the conference.