Filtering elements in a numpy array by value removes elements that do not meet a specified condition. For example, filtering elements that are not greater than 4 from [0, 1, 2, 3, 4, 5, 6, 7, 8] results in [5, 6, 7, 8].
Solution for How to efficiently filter elements in a numpy array by value in Python : You can use boolean indexing to filter elements in an array by value Use the syntax array = array[condition] to filter the values in array based on the given condition.