Update brats_segmentation_3d.ipynb (Project-MONAI#15)

fix: "WC" typo instead of "WT" for whole tumor

Author: neuronflow

brats_segmentation_3d.ipynb

@@ -219,7 +219,7 @@
     "    label 1 is the peritumoral edema\n",
     "    label 2 is the GD-enhancing tumor\n",
     "    label 3 is the necrotic and non-enhancing tumor core\n",
-    "    The possible classes are TC (Tumor core), WC (Whole tumor)\n",
+    "    The possible classes are TC (Tumor core), WT (Whole tumor)\n",
     "    and ET (Enhancing tumor).\n",
     "\n",
     "    \"\"\"\n",
@@ -230,7 +230,7 @@
     "            result = list()\n",
     "            # merge label 2 and label 3 to construct TC\n",
     "            result.append(np.logical_or(d[key] == 2, d[key] == 3))\n",
-    "            # merge labels 1, 2 and 3 to construct WC\n",
+    "            # merge labels 1, 2 and 3 to construct WT\n",
     "            result.append(np.logical_or(np.logical_or(d[key] == 2, d[key] == 3), d[key] == 1))\n",
     "            # label 2 is ET\n",
     "            result.append(d[key] == 2)\n",