it's either it's something new or it's just you know a total outlier so you can see we have in the data we have these clusters that we can see and obviously in a 2d data set like this it's very easy to see these clusters with your eyes not necessarily using any kind of algorithm so we can see we have these clusters of blue spots that are normal and then we have these orange ones that are being classified as noise because they don't fit into these clusters so those are the kinds of things you might want to look up for in a data set and