diff --git a/thermo_nerf/thermal_nerf/thermal_field.py b/thermo_nerf/thermal_nerf/thermal_field.py
index 20bc6e1..88dac28 100644
--- a/thermo_nerf/thermal_nerf/thermal_field.py
+++ b/thermo_nerf/thermal_nerf/thermal_field.py
@@ -16,15 +16,12 @@
 
 
 class ThermalFieldHead(BaseThermalFieldHead):
-    """Thermal output
-
-    Args:
-        num_classes: Number of semantic classes
-        in_dim: input dimension. If not defined in constructor, it must be set later.
-        activation: output head activation
-    """
+    """Thermal output"""
 
     def __init__(self, in_dim: int | None = None) -> None:
+        """`in_dim` is the input dimension. If not defined in the constructor,
+        it must be set later.
+        """
         super().__init__(
             in_dim=in_dim,
             out_dim=1,
diff --git a/thermo_nerf/thermal_nerf/thermal_field_head.py b/thermo_nerf/thermal_nerf/thermal_field_head.py
index 84c7021..4b4c58a 100644
--- a/thermo_nerf/thermal_nerf/thermal_field_head.py
+++ b/thermo_nerf/thermal_nerf/thermal_field_head.py
@@ -29,6 +29,10 @@ def __init__(
         in_dim: Optional[int] = None,
         activation: Optional[Union[nn.Module, Callable]] = None,
     ) -> None:
+        """`out_dim` represents the output dimension for the renderer.
+        `field_head_name` is the type of field output.
+        `in_dim` is the input dimension. If not defined in the constructor, it must be
+        set later. `activation` is the output head activation."""
         super().__init__()
         self.out_dim = out_dim
         self.activation = activation
@@ -49,13 +53,12 @@ def _construct_net(self):
     def forward(
         self, in_tensor: Shaped[Tensor, "*bs in_dim"]
     ) -> Shaped[Tensor, "*bs out_dim"]:
-        """Process network output for renderer
+        """
+        Process network output for renderer
 
-        Args:
-            in_tensor: Network input
+        `in_tensor` is the network input.
 
-        Returns:
-            Render head output
+        :return: Render head output
         """
         if not self.net:
             raise SystemError(