let's look at how to pull values our of an array using indexing, and also slicing off sections of an array. Similar to selecting an element from a python list, we use the bracket notation to select an ...

you’re best off using NumPy’s “broadcasting” functions—ways to execute operations across a whole array, or a slice, without looping in Python. Again, this is so all the performance ...

Two special colours to note: [255,255,255] is white, and [0,0,0] is black. For example, our image above is represented by the 3D array: At first, it may be difficult to wrap your head around a 3D ...