diff --git a/README.md b/README.md
index 9e881ca..4882a6f 100644
--- a/README.md
+++ b/README.md
@@ -2,14 +2,16 @@
 
 Implementation of "YOLOv7: Trainable bag-of-freebies sets new state-of-the-art for real-time object detectors"
 
-This implimentation is for [darknet](https://github.com/AlexeyAB/darknet).
+This implimentation is based on [yolov5](https://github.com/ultralytics/yolov5).
 
-## Usage
+## Object detection
 
-[`yolov7-tiny.weights`](https://github.com/WongKinYiu/yolov7/releases/download/v0.1/yolov7-tiny.weights) [`yolov7.weights`](https://github.com/WongKinYiu/yolov7/releases/download/v0.1/yolov7.weights) [`yolov7x.weights`](https://github.com/WongKinYiu/yolov7/releases/download/v0.1/yolov7x.weights) 
+[code](./det)
 
-``` shell
-./darknet detector demo cfg/coco.data cfg/yolov7-tiny_darknet.cfg yolov7-tiny.weights test.mp4
-./darknet detector demo cfg/coco.data cfg/yolov7_darknet.cfg yolov7.weights test.mp4
-./darknet detector demo cfg/coco.data cfg/yolov7x_darknet.cfg yolov7x.weights test.mp4
-```
+## Instance segmentation
+
+[code](./seg)
+
+## Image classification
+
+[code](./det)