minor tweaks to jupyter notebook

Author: zsylvester

segmenteverygrain/Segment_every_grain.ipynb

@@ -19,14 +19,12 @@
     "import numpy as np\n",
     "import matplotlib.pyplot as plt\n",
     "import cv2\n",
-    "from skimage import measure\n",
     "from skimage.measure import regionprops, regionprops_table\n",
-    "from keras.optimizers import Adam\n",
     "from keras.utils import load_img\n",
     "from keras.saving import load_model\n",
     "from importlib import reload\n",
     "import segmenteverygrain as seg\n",
-    "from segment_anything import sam_model_registry, SamAutomaticMaskGenerator, SamPredictor\n",
+    "from segment_anything import sam_model_registry, SamPredictor\n",
     "from tqdm import trange, tqdm\n",
     "%matplotlib qt"
    ]
@@ -1210,7 +1208,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "# save finetuned model as new model (this then can be loaded using \"model.load_weights('./new_model/seg_model')\"\n",
+    "# save finetuned model as new model (this then can be loaded using \"model = load_model(\"new_model.keras\", custom_objects={'weighted_crossentropy': seg.weighted_crossentropy})\"\n",
     "model.save('new_model.keras')"
    ]
   }