[IEEE 2019 18th IEEE International Conference On Trust, Security And Privacy In Computing And Communications/13th IEEE International Conference On Big Data Science And Engineering (TrustCom/BigDataSE) - Rotorua, New Zealand (2019.8.5-2019.8.8)] 2019 18th IEEE International Conference On Trust, Security And Privacy In Computing And Communications/13th IEEE International Conference On Big Data Science And Engineering (TrustCom/BigDataSE) - Learning Wear Patterns on Footwear Outsoles Using Convolutional Neural Networks