Update README.md

Author: VectorFist

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 # DeepFlower
 通过迁移学习，在MobileNet上再次训练一个自己创建的花卉数据集，该数据集包括24种花卉，共一万多种图片，来自网络抓取。最后测试准确率达85%。借助于tensorfow Lite API，将其部署于android平台，开发出DeepFlower应用。    
 
-<img width="350" height="600" src="https://github.com/VectorFist/DeepFlower/blob/master/apk_shortcut/Screenshot_20180313-151829.png" alt="png1"/>  <img width="350" height="600" src="https://github.com/VectorFist/DeepFlower/blob/master/apk_shortcut/Screenshot_20180313-151854.png" alt="png2"/>
-<img width="350" height="600" src="https://github.com/VectorFist/DeepFlower/blob/master/apk_shortcut/Screenshot_20180313-151905.png" alt="png3"/>  <img width="350" height="600" src="https://github.com/VectorFist/DeepFlower/blob/master/apk_shortcut/Screenshot_20180313-151908.png" alt="png4"/>  
-<img width="350" height="600" src="https://github.com/VectorFist/DeepFlower/blob/master/apk_shortcut/Screenshot_20180313-151914.png" alt="png5"/>  
+<img width="300" height="500" src="https://github.com/VectorFist/DeepFlower/blob/master/apk_shortcut/Screenshot_20180313-151829.png" alt="png1"/>  <img width="300" height="500" src="https://github.com/VectorFist/DeepFlower/blob/master/apk_shortcut/Screenshot_20180313-151854.png" alt="png2"/>
+<img width="300" height="500" src="https://github.com/VectorFist/DeepFlower/blob/master/apk_shortcut/Screenshot_20180313-151905.png" alt="png3"/>  <img width="300" height="500" src="https://github.com/VectorFist/DeepFlower/blob/master/apk_shortcut/Screenshot_20180313-151908.png" alt="png4"/>  
+<img width="300" height="500" src="https://github.com/VectorFist/DeepFlower/blob/master/apk_shortcut/Screenshot_20180313-151914.png" alt="png5"/>