Automated liver tumor detection in abdominal ultrasonography with a modified faster region-based convolutional neural networks (Faster R-CNN) architecture

Kenji Karako, Yuichiro Mihara, Junichi Arita, Akihiko Ichida, Sung Kwan Bae, Yoshikuni Kawaguchi, Takeaki Ishizawa, Nobuhisa Akamatsu, Junichi Kaneko, Kiyoshi Hasegawa, Yu Chen