update readme

Readme.md

@@ -75,7 +75,7 @@ There are two ways to render the dataset:
 
 If you want to visually monitor the rendering progress and machine resource usage:
 
-1. In the `view_generate_config.yaml` file, under the `runner-generate` section, run:
+1. In the terminal, run:
    ```
    ptb ui
    ```

preprocess/preprocessor.py

@@ -9,8 +9,6 @@ from utils.reconstruction import ReconstructionUtil
 from utils.data_load import DataLoadUtil
 from utils.pts import PtsUtil
 
-# scan shoe 536
-
 def save_np_pts(path, pts: np.ndarray, file_type="txt"):
     if file_type == "txt":
         np.savetxt(path, pts)