Med. image anal. Med. image anal. SimCol3D — 3D reconstruction during colonoscopy challenge Rau Anita Bano Sophia Jin Yueming Azagra Pablo Morlana Javier Universidad de Zaragoza Kader Rawen Sanderson Edward Matuszewski Bogdan J. Lee Jae Young Lee Dong-Jae Posner Erez Frank Netanel Elangovan Varshini Raviteja Sista Li Zhengwen Liu Jiquan Lalithkumar Seenivasan Islam Mobarakol Ren Hongliang Lovat Laurence B. Montiel José M. M. Stoyanov Danail 2024 research-article