Edits docs related to style vector

Author: mrariden

cellpose/models.py

@@ -209,7 +209,7 @@ def eval(self, x, batch_size=8, resample=True, channels=None, channel_axis=None,
                 flows[k][1] = XY flows at each pixel; 
                 flows[k][2] = cell probability (if > cellprob_threshold, pixel used for dynamics); 
                 flows[k][3] = final pixel locations after Euler integration; 
-            styles (list of 1D arrays of length 256 or single 1D array): Style vector summarizing each image, also used to estimate size of objects in image.
+            styles (list of 1D arrays of length 256 or single 1D array): Style vector containing only zeros. Retained for compaibility with CP3. 
             
         """
 

docs/settings.rst

@@ -10,6 +10,10 @@ See the :ref:`cpmclass` for all run options.
     Cellpose 3 used ``models.Cellpose`` class which has been removed in Cellpose 4. Users should
     now only use the ``models.CellposeModel`` class. 
 
+.. warning::
+    Cellpose-SAM **does NOT** calculate a style vector in the CellposeModel.eval() method. For compatibility a 
+    vector of zeros is returned as the style vector. You will need to use Cellpose 3 if you want to use the style vector.
+    
 Here is an example of calling the ``CellposeModel`` class and
 running a list of images for reference: