I've been doing it recently based on opencv Liver tumor segmentation , The dataset used is LITS2017 Data set of , The success of nii Turn into png 了 , Recently, I worked in feijiang AI Studio I have seen some actual projects of this kind , But I didn't understand , Mainly just learned opencv Machine learning and deep learning have not been touched yet , Can you help me explain or train a model , If possible, send a private letter , Pay is easy to say