标签：file number min ring ota dex type otto elements
| Num elements | Parameter name | Description | Type | Range | Example |
|---|---|---|---|---|---|
| 1 | Class names | The class to which the object belongs. | String | N/A | Person, car, Road_Sign |
| 1 | Truncation（截断） | How much of the object has left image boundaries. | Float | 0.0, 0.1 | 0.0 |
| 1 | Occlusion（遮挡） | Occlusion state [ 0 = fully visible, 1 = partly visible, 2 = largely occluded, 3 = unknown]. | Integer | [0,3] | 2 |
| 1 | Alpha | Observation Angle of object | Float | [-pi, pi] | 0.146 |
| 4 | Bounding box coordinates: [xmin, ymin, xmax, ymax] | Location of the object in the image | Float(0 based index) | [0 to image width],[0 to image_height], [top_left, image_width], [bottom_right, image_height] |
100 120 180 160 |
| 3 | 3-D dimension | Height, width, length of the object (in meters) | Float | N/A | 1.65, 1.67, 3.64 |
| 3 | Location | 3-D object location x, y, z in camera coordinates (in meters) | Float | N/A | -0.65,1.71, 46.7 |
| 1 | Rotation_y | Rotation ry around the Y-axis in camera coordinates | Float | [-pi, pi] | -1.59 |
The sum of the total number of elements per object is 15. Here is a sample text file:
car 0.00 0 -1.58 587.01 173.33 614.12 200.12 1.65 1.67 3.64 -0.65 1.71 46.70 -1.59 cyclist 0.00 0 -2.46 665.45 160.00 717.93 217.99 1.72 0.47 1.65 2.45 1.35 22.10 -2.35 pedestrian 0.00 2 0.21 423.17 173.67 433.17 224.03 1.60 0.38 0.30 -5.87 1.63 23.11 -0.03
标签：file number min ring ota dex type otto elements
原文地址：https://www.cnblogs.com/xiaoxiaomajinjiebiji/p/13863224.html
