MediumNLPnlp-219

Visual Grounding IoU

Problem

Return the intersection-over-union of two boxes given as [x1, y1, x2, y2].

Clamp the intersection width and height at 0, and return 0.0 when the union area is 0.

Hint

Union is the sum of both areas minus the intersection.

case 1

in: [[0,0,2,2],[0,0,2,2]]

expected: 1

case 2

in: [[0,0,2,2],[1,1,3,3]]

expected: 0.14285714285714285

case 3

in: [[0,0,1,1],[2,2,3,3]]

expected: 0

case 4

in: [[0,0,0,0],[0,0,0,0]]

expected: 0

case 5

in: [[0,0,4,4],[1,1,3,3]]

expected: 0.25

Starter codePython

def visual_grounding_iou(box_a, box_b):
    # Your code here
    pass

5 test cases · run your code against them in the editor