Update tools/demo_api.py

tools/demo_api.py

@@ -120,7 +120,7 @@ class Predictor(object):
         return vis_res
 
 def build_predictor(
-    exp_file, model_name, ckpt_path, device="cpu", fp16=False, fuse=False, trt=False, conf=0.3, nms=0.3, tsize=None
+    exp_file, model_name, ckpt_path, device="cpu", fp16=False, fuse=False, trt=False, conf=0.1, nms=0.1, tsize=None
 ):
     # load experiment
     exp = get_exp(exp_file, model_name)