update readme

Author: wz

pytorch_classification/train_multi_GPU/README.md

@@ -11,10 +11,10 @@
 - ```python train_multi_gpu_using_spawn.py```
 
 ## 训练时间对比
-![training time](./training_time.png)
+![training time](training_time.png)
 
 ## 是否使用SyncBatchNorm
-![syncbn](./syncbn.png)
+![syncbn](syncbn.png)
 
 ## 单GPU与多GPU训练曲线
-![accuracy](./accuracy.png)
+![accuracy](accuracy.png)

pytorch_object_detection/faster_rcnn/README.md

@@ -60,4 +60,4 @@
 * https://b23.tv/HvMiDy
 
 ## Faster RCNN框架图
-![Faster R-CNN](https://github.com/WZMIAOMIAO/deep-learning-for-image-processing/raw/master/pytorch_object_detection/faster_rcnn/fasterRCNN.png) 
+![Faster R-CNN](fasterRCNN.png) 

pytorch_object_detection/ssd/README.md

@@ -46,4 +46,4 @@
 * https://www.bilibili.com/video/BV1vK411H771/
 
 ## Resnet50 + SSD算法框架图
-![Resnet50 SSD](https://github.com/WZMIAOMIAO/deep-learning-for-image-processing/raw/master/pytorch_object_detection/ssd/res50_ssd.png) 
+![Resnet50 SSD](res50_ssd.png) 

pytorch_object_detection/yolov3_spp/README.md

@@ -129,4 +129,4 @@ cfg_path = "./cfg/yolov3-spp.cfg"
 [https://www.bilibili.com/video/BV1t54y1C7ra](https://www.bilibili.com/video/BV1t54y1C7ra)
 
 ## YOLOv3 SPP框架图
-![yolov3spp](https://github.com/WZMIAOMIAO/deep-learning-for-image-processing/raw/master/pytorch_object_detection/yolov3_spp/yolov3spp.png) 
+![yolov3spp](yolov3spp.png) 

pytorch_segmentation/fcn/README.md

@@ -52,6 +52,6 @@
 
 ## 进一步了解该项目，以及对FCN代码的分析可参考我的bilibili
 
-## FCN网络框架图
+## Pytorch官方实现的FCN网络框架图
 ![torch_fcn](torch_fcn.png)