fix descriptions and examples

docs/doc/data_handling/io.md

@@ -8,5 +8,5 @@
             - Downloader
             - export_ome_zarr
             - import_ome_zarr
-            - save_mesh
             - load_mesh
+            - save_mesh
\ No newline at end of file

qim3d/mesh/_common_mesh_methods.py

@@ -7,11 +7,35 @@ from qim3d.utils._logger import log
 
 def from_volume(
     volume: np.ndarray,
-    **Kwargs
+    **kwargs
 ) -> hmesh.Manifold:
+    """ Convert a 3D numpy array to a mesh object using the [volumetric_isocontour](https://www2.compute.dtu.dk/projects/GEL/PyGEL/pygel3d/hmesh.html#volumetric_isocontour) function from Pygel3D.
+
+    Args:
+        volume (np.ndarray): A 3D numpy array representing a volume.
+        **kwargs: Additional arguments to pass to the Pygel3D volumetric_isocontour function.
+
+    Raises:
+        ValueError: If the input volume is not a 3D numpy array.
+
+    Returns:
+        hmesh.Manifold: A Pygel3D mesh object representing the input volume.
+
+    Example:
+        Convert a 3D numpy array to a Pygel3D mesh object:
+        ```python
+        import qim3d
+
+        # Generate a 3D blob
+        synthetic_blob = qim3d.generate.noise_object(noise_scale = 0.015)
+
+        # Convert the 3D numpy array to a Pygel3D mesh object
+        mesh = qim3d.mesh.from_volume(synthetic_blob)
+        ```
+    """
     
     if volume.ndim != 3:
         raise ValueError("The input volume must be a 3D numpy array.")
     
-    mesh = hmesh.volumetric_isocontour(volume)
+    mesh = hmesh.volumetric_isocontour(volume, **kwargs)
     return mesh
\ No newline at end of file

qim3d/viz/_k3d.py

@@ -212,6 +212,7 @@ def mesh(
 
     Returns:
         k3d.Plot or None:
+        
             - If `backend="k3d"`, returns a `k3d.Plot` object.
             - If `backend="pygel3d"`, the function displays the mesh but does not return a plot object.
     Example: