diff --git a/new_sensor.ipynb b/new_sensor.ipynb
new file mode 100644
index 0000000..e69de29
diff --git a/spatz/models/__init__.py b/spatz/models/__init__.py
new file mode 100644
index 0000000..19af372
--- /dev/null
+++ b/spatz/models/__init__.py
@@ -0,0 +1 @@
+from spatz.models.kalman import KalmanFilter
\ No newline at end of file
diff --git a/spatz/models/kalman.py b/spatz/models/kalman.py
new file mode 100644
index 0000000..cbf8984
--- /dev/null
+++ b/spatz/models/kalman.py
@@ -0,0 +1,11 @@
+
+
+class KalmanFilter:
+    def __init__(self) -> None:
+        pass
+
+    def predict(self) -> None:
+        pass
+
+    def correct(self) -> None:
+        pass
\ No newline at end of file