diff --git a/api_server.py b/api_server.py
index 78e09f3..0448071 100644
--- a/api_server.py
+++ b/api_server.py
@@ -13,13 +13,13 @@ from PIL import Image
 
 from nets import Model
 
-
 app = FastAPI()
 
 reference_pattern_path = '/home/nils/kinect_reference_cropped.png'
 reference_pattern = cv2.imread(reference_pattern_path)
+iters = 20
+minimal_data = False
 device = torch.device('cuda:0')
-model = None
 
 
 def load_model(epoch):
@@ -57,8 +57,8 @@ def inference(left, right, model, n_iter=20):
     imgL = torch.tensor(imgL.astype("float32")).to(device)
     imgR = torch.tensor(imgR.astype("float32")).to(device)
 
-    imgR = imgR.transpose(1,2)
-    imgL = imgL.transpose(1,2)
+    imgR = imgR.transpose(1, 2)
+    imgL = imgL.transpose(1, 2)
 
     imgL_dw2 = F.interpolate(
         imgL,
@@ -91,6 +91,18 @@ async def change_model(epoch: Union[int, Literal['latest']]):
     return {'status': 'success'}
 
 
+@app.post("/params/iterations/{iterations}")
+async def set_iterations(iterations: int):
+    global iters
+    iters = iterations
+
+
+@app.post("/params/minimal_data/{enable}")
+async def set_minimal_data(enable: bool):
+    global minimal_data
+    minimal_data = enable
+
+
 @app.put("/ir")
 async def read_ir_input(file: UploadFile = File(...)):
     try:
@@ -104,20 +116,22 @@ async def read_ir_input(file: UploadFile = File(...)):
     if img.shape == (1024, 1280, 3):
         diff = (512 - 480) // 2
         downsampled = cv2.pyrDown(img)
-        img = downsampled[diff:downsampled.shape[0]-diff, 0:downsampled.shape[1]]
+        img = downsampled[diff:downsampled.shape[0] - diff, 0:downsampled.shape[1]]
 
-    img = img.transpose((1,2,0))
-    ref_pat = reference_pattern.transpose((1,2,0))
+    img = img.transpose((1, 2, 0))
+    ref_pat = reference_pattern.transpose((1, 2, 0))
 
     start = datetime.now()
-    pred_disp = inference(img, ref_pat, model, 20)
+    pred_disp = inference(img, ref_pat, model, iters)
     duration = (datetime.now() - start).total_seconds()
 
-    return json.dumps({'disp': pred_disp, 'reference': ref_pat, 'input': img, 'duration': duration}, cls=NumpyEncoder)
-    # return json.dumps({'disp': pred_disp, 'duration': duration}, cls=NumpyEncoder)
+    if minimal_data:
+        return json.dumps({'disp': pred_disp, 'duration': duration}, cls=NumpyEncoder)
+    else:
+        return json.dumps({'disp': pred_disp, 'reference': ref_pat, 'input': img, 'duration': duration},
+                          cls=NumpyEncoder)
 
 
 @app.get('/')
 def main():
     return {'test': 'abc'}
-