add image visualization

README.md

@@ -3,12 +3,12 @@
 Unzip the folders: 
 ```bash
 unzip Log.zip #original data
-unzip Data_analysis.zip #processed data (output from all steps follow)
+unzip Data_analysis.zip #processed data (output from all steps below)
 ```
 
 All results of experiment are stored in `/Log/Flower_campaign`.
 
-`/Data_analysis` will store the output of all data analysis steps.
+`/Data_analysis` stores the output of all data analysis steps.
 
 ## Data Analysis Steps
 
@@ -112,5 +112,5 @@ file = '<path_to_campaign_file>'
 file = 'Data_analysis/Output_level_4/combine_Flower_full_campaign.csv'
 ```
 
-![here is visualization](fedeator_results_analysis/energy_plot.pdf)
+![here is visualization](./energy_plot.png)