Missing Valles in Machine Learning?

Missing valleys is like a huge problem in machine learning. Must psychic learning, ageritms don't accept missing valles. So youyou either have to drop them or impute them some using some techniques. And this one is very handy to detect those missing alles, right? I suspect this is the first test, like, if it has not in numbers, and then ani go, duced up. But i it does fall, then you're gong to go, just roll e go. It that le t tis tro.