Make a Tof lookup tables that covers the full beamline

docs/odin/odin-make-tof-lookup-table.ipynb

@@ -45,10 +45,9 @@
     "wf[time_of_flight.NumberOfSimulatedNeutrons] = 200_000  # Increase this number for more reliable results\n",
     "wf[time_of_flight.SimulationSeed] = 1234\n",
     "wf[time_of_flight.PulseStride] = 2\n",
-    "wf[time_of_flight.LtotalRange] = sc.scalar(55.0, unit=\"m\"), sc.scalar(65.0, unit=\"m\")\n",
+    "wf[time_of_flight.LtotalRange] = sc.scalar(5.0, unit=\"m\"), sc.scalar(65.0, unit=\"m\")\n",
     "wf[time_of_flight.DistanceResolution] = sc.scalar(0.1, unit=\"m\")\n",
-    "wf[time_of_flight.TimeResolution] = sc.scalar(250.0, unit='us')\n",
-    "wf[time_of_flight.LookupTableRelativeErrorThreshold] = 0.02"
+    "wf[time_of_flight.TimeResolution] = sc.scalar(250.0, unit='us')"
    ]
   },
   {
@@ -67,7 +66,7 @@
    "outputs": [],
    "source": [
     "table = wf.compute(time_of_flight.TimeOfFlightLookupTable)\n",
-    "table"
+    "table.array"
    ]
   },
   {
@@ -95,10 +94,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "# Save chopper metadata\n",
-    "table.choppers = sc.DataGroup(disk_choppers)\n",
     "# Write to file\n",
-    "table.save_hdf5('ODIN-tof-lookup-table.h5')"
+    "table.save_hdf5('ODIN-tof-lookup-table-5m-65m.h5')"
    ]
   }
  ],
@@ -117,7 +114,8 @@
    "mimetype": "text/x-python",
    "name": "python",
    "nbconvert_exporter": "python",
-   "pygments_lexer": "ipython3"
+   "pygments_lexer": "ipython3",
+   "version": "3.12.12"
   }
  },
  "nbformat": 4,

docs/tbl/tbl-make-tof-lookup-table.ipynb

@@ -43,10 +43,9 @@
     "wf[time_of_flight.NumberOfSimulatedNeutrons] = 200_000  # Increase this number for more reliable results\n",
     "wf[time_of_flight.SimulationSeed] = 1234\n",
     "wf[time_of_flight.PulseStride] = 1\n",
-    "wf[time_of_flight.LtotalRange] = sc.scalar(25.0, unit=\"m\"), sc.scalar(35.0, unit=\"m\")\n",
+    "wf[time_of_flight.LtotalRange] = sc.scalar(5.0, unit=\"m\"), sc.scalar(35.0, unit=\"m\")\n",
     "wf[time_of_flight.DistanceResolution] = sc.scalar(0.1, unit=\"m\")\n",
-    "wf[time_of_flight.TimeResolution] = sc.scalar(250.0, unit='us')\n",
-    "wf[time_of_flight.LookupTableRelativeErrorThreshold] = 1.0"
+    "wf[time_of_flight.TimeResolution] = sc.scalar(250.0, unit='us')"
    ]
   },
   {
@@ -65,7 +64,7 @@
    "outputs": [],
    "source": [
     "table = wf.compute(time_of_flight.TimeOfFlightLookupTable)\n",
-    "table"
+    "table.array"
    ]
   },
   {
@@ -75,7 +74,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "table.plot()"
+    "table.plot(title=\"Predicted time-of-flight\") + sc.stddevs(table.array).plot(title=\"Standard deviation\")"
    ]
   },
   {
@@ -95,7 +94,7 @@
    "source": [
     "# Save chopper metadata\n",
     "# Write to file\n",
-    "table.save_hdf5('TBL-tof-lookup-table-no-choppers.h5')"
+    "table.save_hdf5('TBL-tof-lookup-table-no-choppers-5m-35m.h5')"
    ]
   }
  ],
@@ -115,7 +114,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.12.7"
+   "version": "3.12.12"
   }
  },
  "nbformat": 4,

pyproject.toml

@@ -38,7 +38,7 @@ dependencies = [
   "scippneutron>=24.12.0",
   "scippnexus>=23.11.1",
   "tifffile>=2024.7.2",
-  "essreduce>=25.11.2",
+  "essreduce>=26.2.1",
   "scitiff>=25.7",
 ]
 

requirements/base.in

@@ -10,5 +10,5 @@ scipp>=25.4.0
 scippneutron>=24.12.0
 scippnexus>=23.11.1
 tifffile>=2024.7.2
-essreduce>=25.11.2
+essreduce>=26.2.1
 scitiff>=25.7

requirements/base.txt

@@ -1,4 +1,4 @@
-# SHA1:a1100845ace4b19ad8a759324efbe63c69022f7b
+# SHA1:25cc169af2b425517b579101f3f19c2bdc88e9b2
 #
 # This file was generated by pip-compile-multi.
 # To update, run:
@@ -33,13 +33,13 @@ dnspython==2.8.0
     # via email-validator
 email-validator==2.3.0
     # via scippneutron
-essreduce==26.2.0
+essreduce==26.2.2
     # via -r base.in
 executing==2.2.1
     # via stack-data
 fonttools==4.61.1
     # via matplotlib
-fsspec==2026.1.0
+fsspec==2026.2.0
     # via dask
 graphviz==0.21
     # via
@@ -115,17 +115,17 @@ packaging==26.0
     #   dask
     #   lazy-loader
     #   matplotlib
-parso==0.8.5
+parso==0.8.6
     # via jedi
 partd==1.4.2
     # via dask
 pexpect==4.9.0
     # via ipython
-pillow==12.1.0
+pillow==12.1.1
     # via
     #   ipympl
     #   matplotlib
-plopp[all]==25.11.0
+plopp[all]==26.2.0
     # via
     #   -r base.in
     #   scippneutron
@@ -221,7 +221,7 @@ typing-extensions==4.15.0
     #   typing-inspection
 typing-inspection==0.4.2
     # via pydantic
-wcwidth==0.5.3
+wcwidth==0.6.0
     # via prompt-toolkit
 widgetsnbextension==4.0.15
     # via ipywidgets

requirements/basetest.txt

@@ -49,11 +49,11 @@ packaging==26.0
     #   matplotlib
     #   pooch
     #   pytest
-pillow==12.1.0
+pillow==12.1.1
     # via matplotlib
 platformdirs==4.5.1
     # via pooch
-plopp==25.11.0
+plopp==26.2.0
     # via tof
 pluggy==1.6.0
     # via pytest

requirements/ci.txt

@@ -5,7 +5,7 @@
 #
 #    requirements upgrade
 #
-cachetools==7.0.0
+cachetools==7.0.1
     # via tox
 certifi==2026.1.4
     # via requests

requirements/dev.txt

@@ -66,7 +66,7 @@ jupyter-server==2.17.0
     #   notebook-shim
 jupyter-server-terminals==0.5.4
     # via jupyter-server
-jupyterlab==4.5.3
+jupyterlab==4.5.4
     # via -r dev.in
 jupyterlab-server==2.28.0
     # via jupyterlab
@@ -78,7 +78,7 @@ overrides==7.7.0
     # via jupyter-server
 pip-compile-multi==3.2.2
     # via -r dev.in
-pip-tools==7.5.2
+pip-tools==7.5.3
     # via pip-compile-multi
 plumbum==1.10.0
     # via copier

requirements/docs.txt

@@ -10,8 +10,6 @@ accessible-pygments==0.0.5
     # via pydata-sphinx-theme
 alabaster==1.0.0
     # via sphinx
-appnope==0.1.4
-    # via ipykernel
 autodoc-pydantic==2.2.0
     # via -r docs.in
 babel==2.18.0
@@ -42,7 +40,7 @@ fastjsonschema==2.21.2
     # via nbformat
 imagesize==1.4.1
     # via sphinx
-ipykernel==7.1.0
+ipykernel==7.2.0
     # via -r docs.in
 jinja2==3.1.6
     # via
@@ -160,7 +158,7 @@ tornado==6.5.4
     # via
     #   ipykernel
     #   jupyter-client
-tqdm==4.67.2
+tqdm==4.67.3
     # via -r docs.in
 urllib3==2.6.3
     # via requests

requirements/nightly.txt

@@ -38,7 +38,7 @@ essreduce @ git+https://github.com/scipp/essreduce@main
     # via -r nightly.in
 fonttools==4.61.1
     # via matplotlib
-fsspec==2026.1.0
+fsspec==2026.2.0
     # via dask
 graphviz==0.21
     # via -r nightly.in
@@ -93,7 +93,7 @@ packaging==26.0
     #   pytest
 partd==1.4.2
     # via dask
-pillow==12.1.0
+pillow==12.1.1
     # via matplotlib
 platformdirs==4.5.1
     # via pooch

src/ess/odin/data.py

@@ -15,6 +15,7 @@
         "iron_simulation_sample_large.nxs": "md5:c162b6abeccb51984880d8d5002bae95",
         "iron_simulation_sample_small.nxs": "md5:dda6fb30aa88780c5a3d4cef6ea05278",
         "ODIN-tof-lookup-table.h5": "md5:e657021f4508f167b2a2eb550853b06b",
+        "ODIN-tof-lookup-table-5m-65m.h5": "md5:c815eed6835a98d0b8d5252ffe250964",
     },
 )
 
@@ -62,10 +63,10 @@ def iron_simulation_ob_large() -> pathlib.Path:
 def odin_tof_lookup_table() -> pathlib.Path:
     """
     Odin TOF lookup table.
-    This file is used to convert the time-of-flight to wavelength.
+    This file is used to convert the raw ``event_time_offset`` to time-of-flight.
 
     This table was computed using `Create a time-of-flight lookup table for ODIN
     <../../odin/odin-make-tof-lookup-table.rst>`_
     with ``NumberOfSimulatedNeutrons = 5_000_000``.
     """
-    return _registry.get_path("ODIN-tof-lookup-table.h5")
+    return _registry.get_path("ODIN-tof-lookup-table-5m-65m.h5")

src/ess/tbl/data.py

@@ -12,6 +12,7 @@
     files={
         "tbl_sample_data_2025-03.hdf": "md5:12db6bc06721278b3abe47992eac3e77",
         "TBL-tof-lookup-table-no-choppers.h5": "md5:8bc98fac0ee64fc8f5decf509c75bafe",
+        "TBL-tof-lookup-table-no-choppers-5m-35m.h5": "md5:be7e73f32d395abd3c28b95f75934d61",  # noqa: E501
         'tbl-orca-focussing.hdf.zip': Entry(
             alg='md5', chk='f365acd9ea45dd205c0b9398d163cfa4', unzip=True
         ),
@@ -34,9 +35,9 @@ def tbl_tof_lookup_table_no_choppers() -> pathlib.Path:
 
     This table was computed using `Create a time-of-flight lookup table for TBL
     <../../tbl/tbl-make-tof-lookup-table.rst>`_
-    with ``NumberOfSimulatedNeutrons = 2_000_000``.
+    with ``NumberOfSimulatedNeutrons = 5_000_000``.
     """
-    return _registry.get_path("TBL-tof-lookup-table-no-choppers.h5")
+    return _registry.get_path("TBL-tof-lookup-table-no-choppers-5m-35m.h5")
 
 
 def tbl_orca_focussing_data() -> pathlib.Path: