chore(powerboxesrs): stop using useless epsilon value

bindings/python/powerboxes/__init__.py

@@ -136,7 +136,7 @@ def parallel_iou_distance(
         raise TypeError(_BOXES_NOT_NP_ARRAY)
     if boxes1.dtype == boxes2.dtype:
         try:
-            return _dtype_to_func_parallel_iou_distance[boxes1.dtype](boxes1, boxes2)
+            return _dtype_to_func_parallel_iou_distance[boxes1.dtype](boxes1, boxes2) # type: ignore
         except KeyError:
             raise TypeError(
                 f"Box dtype: {boxes1.dtype} not in supported dtypes {supported_dtypes}"
@@ -167,7 +167,7 @@ def parallel_giou_distance(
         raise TypeError(_BOXES_NOT_NP_ARRAY)
     if boxes1.dtype == boxes2.dtype:
         try:
-            return _dtype_to_func_parallel_giou_distance[boxes1.dtype](boxes1, boxes2)
+            return _dtype_to_func_parallel_giou_distance[boxes1.dtype](boxes1, boxes2) # type: ignore
         except KeyError:
             raise TypeError(
                 f"Box dtype: {boxes1.dtype} not in supported dtypes {supported_dtypes}"
@@ -198,7 +198,7 @@ def giou_distance(
         raise TypeError(_BOXES_NOT_NP_ARRAY)
     if boxes1.dtype == boxes2.dtype:
         try:
-            return _dtype_to_func_giou_distance[boxes1.dtype](boxes1, boxes2)
+            return _dtype_to_func_giou_distance[boxes1.dtype](boxes1, boxes2) # type: ignore
         except KeyError:
             raise TypeError(
                 f"Box dtype: {boxes1.dtype} not in supported dtypes {supported_dtypes}"
@@ -229,7 +229,7 @@ def tiou_distance(
         raise TypeError(_BOXES_NOT_NP_ARRAY)
     if boxes1.dtype == boxes2.dtype:
         try:
-            return _dtype_to_func_tiou_distance[boxes1.dtype](boxes1, boxes2)
+            return _dtype_to_func_tiou_distance[boxes1.dtype](boxes1, boxes2) # type: ignore
         except KeyError:
             raise TypeError(
                 f"Box dtype: {boxes1.dtype} not in supported dtypes {supported_dtypes}"
@@ -346,7 +346,7 @@ def remove_small_boxes(boxes: npt.NDArray[T], min_size: float) -> npt.NDArray[T]
     if not isinstance(boxes, np.ndarray):
         raise TypeError(_BOXES_NOT_NP_ARRAY)
     try:
-        return _dtype_to_func_remove_small_boxes[boxes.dtype](boxes, min_size)
+        return _dtype_to_func_remove_small_boxes[boxes.dtype](boxes, min_size) # type: ignore
     except KeyError:
         raise TypeError(
             f"Box dtype: {boxes.dtype} not in supported dtypes {supported_dtypes}"
@@ -365,7 +365,7 @@ def boxes_areas(boxes: npt.NDArray[T]) -> npt.NDArray[np.float64]:
     if not isinstance(boxes, np.ndarray):
         raise TypeError(_BOXES_NOT_NP_ARRAY)
     try:
-        return _dtype_to_func_box_areas[boxes.dtype](boxes)
+        return _dtype_to_func_box_areas[boxes.dtype](boxes) # type: ignore
     except KeyError:
         raise TypeError(
             f"Box dtype: {boxes.dtype} not in supported dtypes {supported_dtypes}"
@@ -391,7 +391,7 @@ def box_convert(boxes: npt.NDArray[T], in_fmt: str, out_fmt: str) -> npt.NDArray
     if not isinstance(boxes, np.ndarray):
         raise TypeError(_BOXES_NOT_NP_ARRAY)
     try:
-        return _dtype_to_func_box_convert[boxes.dtype](boxes, in_fmt, out_fmt)
+        return _dtype_to_func_box_convert[boxes.dtype](boxes, in_fmt, out_fmt) # type: ignore
     except KeyError:
         raise TypeError(
             f"Box dtype: {boxes.dtype} not in supported dtypes {supported_dtypes}"
@@ -438,7 +438,7 @@ def nms(
     if not isinstance(boxes, np.ndarray) or not isinstance(scores, np.ndarray):
         raise TypeError("Boxes and scores must be numpy arrays")
     try:
-        return _dtype_to_func_nms[boxes.dtype](
+        return _dtype_to_func_nms[boxes.dtype]( # type: ignore
             boxes, scores, iou_threshold, score_threshold
         )
     except KeyError:
@@ -473,7 +473,7 @@ def rtree_nms(
     if not isinstance(boxes, np.ndarray) or not isinstance(scores, np.ndarray):
         raise TypeError("Boxes and scores must be numpy arrays")
     try:
-        return _dtype_to_func_rtree_nms[boxes.dtype](
+        return _dtype_to_func_rtree_nms[boxes.dtype]( # type: ignore
             boxes, scores, iou_threshold, score_threshold
         )
     except KeyError:

bindings/tests/test_boxes.py

@@ -1,7 +1,8 @@
-from powerboxes import masks_to_boxes
-import numpy as np
 import os
+
+import numpy as np
 from PIL import Image
+from powerboxes import masks_to_boxes
 
 
 def test_masks_box():

powerboxesrs/src/boxes.rs

@@ -32,7 +32,7 @@ pub enum BoxFormat {
 /// ```
 pub fn box_areas<'a, N, BA>(boxes: BA) -> Array1<f64>
 where
-    N: Num + PartialEq + PartialOrd + ToPrimitive + Copy + 'a,
+    N: Num + PartialEq + ToPrimitive + Copy + 'a,
     BA: Into<ArrayView2<'a, N>>,
 {
     let boxes = boxes.into();

powerboxesrs/src/diou.rs

@@ -52,7 +52,7 @@ where
             let intersection = (x2 - x1) * (y2 - y1);
             let intersection = intersection.to_f64().unwrap();
             let intersection = utils::min(intersection, utils::min(area1, area2));
-            let iou = intersection / (area1 + area2 - intersection + utils::EPS);
+            let iou = intersection / (area1 + area2 - intersection);
 
             let center_box1 = [(a1_x1 + a1_x2) / two, (a1_y1 + a1_y2) / two];
             let center_box2 = [(a2_x1 + a2_x2) / two, (a2_y1 + a2_y2) / two];

powerboxesrs/src/giou.rs

@@ -69,7 +69,7 @@ where
                 let intersection = (x2 - x1) * (y2 - y1);
                 let intersection = intersection.to_f64().unwrap();
                 let intersection = utils::min(intersection, utils::min(area1, area2));
-                let union = area1 + area2 - intersection + utils::EPS;
+                let union = area1 + area2 - intersection;
                 (intersection / union, union)
             };
             // Calculate the enclosing box (C) coordinates
@@ -152,7 +152,7 @@ where
                     let intersection = (x2 - x1) * (y2 - y1);
                     let intersection = intersection.to_f64().unwrap();
                     let intersection = utils::min(intersection, utils::min(area1, area2));
-                    let union = area1 + area2 - intersection + utils::EPS;
+                    let union = area1 + area2 - intersection;
                     (intersection / union, union)
                 };
                 // Calculate the enclosing box (C) coordinates
@@ -254,7 +254,7 @@ where
         let rect1 = boxes1_rects[box1.index];
         let rect2 = boxes2_rects[box2.index];
         let intersection = intersection_area(&rect1, &rect2);
-        let union = area1 + area2 - intersection + utils::EPS;
+        let union = area1 + area2 - intersection;
         // Calculate the enclosing box (C) coordinates
         let c_x1 = utils::min(box1.x1, box2.x1);
         let c_y1 = utils::min(box1.y1, box2.y1);

powerboxesrs/src/iou.rs

@@ -66,8 +66,7 @@ where
             let intersection = (x2 - x1) * (y2 - y1);
             let intersection = intersection.to_f64().unwrap();
             let intersection = utils::min(intersection, utils::min(area1, area2));
-            iou_matrix[[i, j]] =
-                utils::ONE - (intersection / (area1 + area2 - intersection + utils::EPS));
+            iou_matrix[[i, j]] = utils::ONE - (intersection / (area1 + area2 - intersection));
         }
     }
 
@@ -137,7 +136,7 @@ where
                     let intersection = (x2 - x1) * (y2 - y1);
                     let intersection = intersection.to_f64().unwrap();
                     let intersection = utils::min(intersection, utils::min(area1, area2));
-                    *d = 1. - (intersection / (area1 + area2 - intersection + utils::EPS));
+                    *d = 1. - (intersection / (area1 + area2 - intersection));
                 }
             });
     });
@@ -217,7 +216,7 @@ where
         let area1 = areas1[box1.index];
         let area2 = areas2[box2.index];
         let intersection = intersection_area(&boxes1_rects[box1.index], &boxes2_rects[box2.index]);
-        let union = area1 + area2 - intersection + utils::EPS;
+        let union = area1 + area2 - intersection;
         iou_matrix[[box1.index, box2.index]] = utils::ONE - intersection / union;
     }
 

powerboxesrs/src/utils.rs

@@ -1,7 +1,6 @@
 use num_traits::{Num, ToPrimitive};
 use rstar::{RStarInsertionStrategy, RTreeNum, RTreeObject, RTreeParams, AABB};
 
-pub const EPS: f64 = 1e-16;
 pub const ONE: f64 = 1.0;
 pub const ZERO: f64 = 0.0;