Deep learning for detection and segmentation of artefact and disease instances in gastrointestinal endoscopy by Ali, S, Dmitrieva, M, Ghatwary, N, Bano, S, Polat, G, Temizel, A, Krenzer, A, Hekalo, A, Guo, YB, Matuszewski, B, Gridach, M, Voiculescu, I, Yoganand, V, Chavan, A, Raj, A, Nguyen, NT, Tran, DQ, Huyanh, LD, Boutry, N, Rezvy, S, Chen, H, Choi, YH, Subramanian, A, Balasubramanian, V, Gao, XW, Hu, H, Liao, Y, Stoyanov, D, Dual, C, Realdon, S, Cannizzaro, R, Lamarque, D, Tran-Nguyen, T, Bailey, A, Braden, B, East, JE, Rittscher, J