diff --git a/Visual measurement-straight/py/get_data.py b/Visual measurement-straight/py/get_data.py
index da5005f..372fa3b 100644
--- a/Visual measurement-straight/py/get_data.py	
+++ b/Visual measurement-straight/py/get_data.py	
@@ -23,7 +23,7 @@ def grid_downsample(points, cell_size=15):
 参数：保存数据的txt文件路径
 返回值：在目标区域内的下侧数据点坐标x_bot、y_bot，上侧数据点坐标x_top,y_top
 """
-def get_data(txt_name):
+def get_data(txt_name,jingdu):
     # 加载数据
     data = np.loadtxt(txt_name)
     int_data = data.astype(int)
@@ -144,7 +144,7 @@ def get_data(txt_name):
     clean_slope_bot, clean_intercept_bot, clean_r2_bot = calc_slope_line.linear_regression(x_bot_clean, y_bot_clean)
     clean_slope_top, clean_intercept_top, clean_r2_top = calc_slope_line.linear_regression(x_top_clean, y_top_clean)
     print(f"清洗数据后上下沿拟合参数clean_r2_bot = {clean_r2_bot},clean_r2_top = {clean_r2_top}")
-    if ((1-clean_r2_bot) > (1-0.98)) or ((1-clean_r2_top) > (1-0.98)):
+    if ((1-clean_r2_bot) > (1-jingdu)) or ((1-clean_r2_top) > (1-jingdu)):
         print("无效数据")
         return 0, None, None, None, None
     return 1, x_bot_clean, y_bot_clean, x_top_clean, y_top_clean
diff --git a/Visual measurement-straight/py/measure_lib.py b/Visual measurement-straight/py/measure_lib.py
index 8eeba93..7b923ae 100644
--- a/Visual measurement-straight/py/measure_lib.py	
+++ b/Visual measurement-straight/py/measure_lib.py	
@@ -14,9 +14,9 @@ alpha = model.alpha
 beta = model.beta
 q=model.q
 
-def vs_measurement(txt_name, position = 784):
+def vs_measurement(txt_name, position = 784, jingdu =0.98):
     # 加载数据
-    state, x_bot, y_bot, x_top, y_top = get_data.get_data(txt_name)
+    state, x_bot, y_bot, x_top, y_top = get_data.get_data(txt_name,jingdu)
     if state == 0:
         return 0, None, None
     # 拟合上下沿