time and yeah so so the constant will will change over time but generally the idea here is is that one yeah when ADA is is small then you'll pretty much be rejecting most most signal from labeled samples from going to the loss function so you'll be preventing the model from overfitting on on say a small set of labeled data so that was the that was the reason they introduced this any questions question it is I the indicator function yes sorry I didn't say that I is the indicator function here and and and Zed is just to