update notebook

offline/kf/compare_kf2_kf3_kf4.ipynb

@@ -1231,13 +1231,9 @@
     "| KF4 | 14.6 | 106.4 |\n",
     "| KF4d | 5.0 | 3.0 |\n",
     "\n",
-    "The KF4d algorithm with adaptive acceleration and acceleration-bias uncertainty injection has significantly lower velocity uncertainty when the acceleration magnitude is low. \n",
+    "The KF4d algorithm with adaptive acceleration uncertainty and acceleration-bias uncertainty injection has significantly lower velocity uncertainty when the acceleration magnitude is low. \n",
     "\n",
-    "In terms of variometer audio feedback, there is perceptibly less jitter when the vario is stationary or moving with nearly constant velocity. \n",
-    "\n",
-    "The trade-off is that for low acceleration magnitudes, there is a slight delay in response compared to the KF4 algorithm. For moderate/large accelerations, the KF4d response is on par with KF4.\n",
-    "\n",
-    "KF4d is my preferred algorithm option for variometer response."
+    "In terms of variometer audio feedback, there is perceptibly less jitter when the vario is stationary or moving with nearly constant velocity. However, the vario is still able to respond quickly in situations with large accelerations/decelerations.\n"
    ]
   }
  ],