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Document WormTrack-Verify alpha scope and pinned source inventory (#1)
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"""Build a development pilot from audited, checksum-pinned upstream assets.
Usage: python -m cell_tracking.data.wormtrack_verify.assembly WORKSPACE OUTPUT
Acquisition is deliberately separate: this command never downloads large files.
"""
from __future__ import annotations
import hashlib
import json
import shutil
import sys
from datetime import datetime
from pathlib import Path
from zoneinfo import ZoneInfo
import h5py
import numpy as np
import pandas as pd
from cell_tracking.data.wormtrack_verify.adapters import (
XYZ,
ascent_tracks,
validate_tracks,
zephir_tracks,
)
from cell_tracking.data.wormtrack_verify.inventory import DANDI_COHORTS, WORMND_COMMIT
from cell_tracking.evaluation.wormtrack_verify import (
association_metrics,
corrupt_tracks,
oracle_association_baseline,
reference_residual_scores,
verifier_metrics,
)
VERSION = "0.1.0-alpha.1"
SEED = 20261007
def digest(path, algorithm="sha256"):
h = hashlib.new(algorithm)
with Path(path).open("rb") as stream:
for chunk in iter(lambda: stream.read(8 * 1024**2), b""):
h.update(chunk)
return h.hexdigest()
def dump(path, data):
path.parent.mkdir(parents=True, exist_ok=True)
path.write_text(json.dumps(data, indent=2, allow_nan=False) + "\n")
def table(root, path, df):
target = root / path
target.parent.mkdir(parents=True, exist_ok=True)
df.to_parquet(target, index=False)
return path
def harmonize_tables(root):
"""Align per-recording Parquet schemas without dropping source-specific fields."""
import pyarrow as pa
import pyarrow.parquet as pq
for folder in Path(root).glob("data/*"):
files = sorted(folder.glob("*.parquet"))
if not files:
continue
schema = pa.unify_schemas(
[pq.read_schema(path) for path in files], promote_options="permissive"
).remove_metadata()
for path in files:
original = pq.read_table(path)
arrays = [
original[field.name].cast(field.type)
if field.name in original.column_names
else pa.nulls(original.num_rows, type=field.type)
for field in schema
]
pq.write_table(pa.Table.from_arrays(arrays, schema=schema), path)
def build(workspace, destination):
workspace, root = Path(workspace), Path(destination)
root.mkdir(parents=True, exist_ok=True)
audit, raw = workspace / "audit", workspace / "raw"
now = datetime.now(ZoneInfo("America/New_York")).isoformat()
sources, recordings, upstream, overlaps = [], [], [], []
original = pd.read_csv(audit / "wormid-tracking-split.csv")
split_lookup = original.drop_duplicates("filename").set_index("filename")
provenance_path = audit / "dandi-asset-provenance.json"
provenance = json.loads(provenance_path.read_text()) if provenance_path.exists() else {}
subject_groups = {}
for identifier, cohort in DANDI_COHORTS.items():
release = json.loads((audit / f"dandi-{identifier}-pinned.json").read_text())
assets = json.loads((audit / f"dandi-{identifier}-assets.json").read_text())
sources.append(
{
"source_id": f"dandi-{identifier}",
"name": cohort,
"priority": "P0" if identifier not in {"001623", "000981"} else "P1",
"version": assets["version"],
"url": f"https://dandiarchive.org/dandiset/{identifier}/{assets['version']}",
"license": release.get("license"),
"license_status": "verified_release_metadata",
"asset_count": len(assets["assets"]),
"bytes": sum(a["size"] for a in assets["assets"]),
"assembly_status": "inventoried_assets_not_bulk_ingested",
}
)
for asset in assets["assets"]:
subject = asset["path"].split("/")[0]
rid = f"dandi-{identifier}-{subject}"
animal = f"dandi:{identifier}:{subject}"
subject_groups.setdefault(subject, []).append(rid)
full_name = f"{identifier}/{asset['path']}"
split = split_lookup.loc[full_name] if full_name in split_lookup.index else None
tracking = bool(split.use_for_calcium_task == 1) if split is not None else False
# SF is explicitly excluded from the published trusted tracking subset.
tracking = tracking and cohort != "SF"
record = {
"recording_id": rid,
"source_dataset": f"dandi-{identifier}",
"source_cohort": cohort,
"source_version": assets["version"],
"source_asset": asset["asset_id"],
"source_path": asset["path"],
"source_checksum": json.dumps(provenance.get(asset["asset_id"], {}).get("digest")),
"source_size_bytes": asset["size"],
"lab_id": None,
"animal_id": animal,
"session_id": asset["path"].split("/")[-1].removesuffix(".nwb"),
"species": None,
"sex": None,
"stage": None,
"strain": None,
"fov_region": "unknown",
"acquisition_setup": "unknown",
"shape_tczyx": None,
"voxel_size_um": None,
"timestamps_status": "not_inspected",
"channels": None,
"tracking_gt_level": "not_inspected",
"posture_gt_level": "not_inspected",
"source_overlap_group": subject,
"license": ";".join(release.get("license", [])),
"qc_status": "inventory_only",
"hosted_tracks": False,
"hosted_volume": False,
"wormid_tracking_subset": tracking,
"wormid_fold": str(split.dataset_split) if split is not None else None,
}
recordings.append(record)
upstream.append(
{
"recording_id": rid,
"asset_id": asset["asset_id"],
"source_version": assets["version"],
"path": asset["path"],
"bytes": asset["size"],
"digests": provenance.get(asset["asset_id"], {}).get("digest"),
"location": "external",
"url": f"https://api.dandiarchive.org/api/assets/{asset['asset_id']}/download/",
}
)
for subject, ids in subject_groups.items():
if len(ids) > 1:
overlaps.append(
{
"group_id": subject,
"recording_ids": ids,
"status": "potential_same_animal_or_acquisition",
"evidence": "shared upstream subject identifier",
"split_policy": "keep together; prohibit separate test assignments until audited",
}
)
components, qc, counts = {}, {}, {}
def recording(rid):
return next(r for r in recordings if r["recording_id"] == rid)
def register_tracks(rid, df, shape_xyz):
qc[rid] = validate_tracks(df, shape_xyz=shape_xyz)
qc[rid]["invalid_observations_preserved"] = int((~df.validity).sum())
counts[rid] = qc[rid]
entry = components.setdefault(rid, {})
entry["tracks"] = table(root, f"data/tracks/{rid}.parquet", df)
detections = df.drop(columns=["track_id"]).copy()
entry["detections"] = table(root, f"data/detections/{rid}.parquet", detections)
recording(rid).update(
hosted_tracks=True,
qc_status="table_validated",
tracking_gt_level="trusted_human_corrected"
if set(df.annotation_type) == {"human_corrected"}
else "unknown_or_mixed_provenance",
)
# Small real recordings and trusted ASCENT annotations.
for source, identifier in [
("ASCENT", "17561700"),
("ZephIR", "10818810"),
("Targettrack", "10008744"),
]:
meta = json.loads((audit / f"zenodo-{identifier}.json").read_text())
sources.append(
{
"source_id": source.lower(),
"name": source,
"priority": "P0" if source == "ZephIR" else "P1",
"version": f"10.5281/zenodo.{identifier}",
"url": f"https://zenodo.org/records/{identifier}",
"license": meta["metadata"].get("license", {}).get("id"),
"license_status": "verified_record_metadata",
"asset_count": len(meta["files"]),
"bytes": sum(a["size"] for a in meta["files"]),
"assembly_status": "pilot_assets_and_tables",
}
)
for asset in meta["files"]:
upstream.append(
{
"recording_id": None,
"source_dataset": source.lower(),
"path": asset["key"],
"bytes": asset["size"],
"digests": {"md5": asset["checksum"].split(":", 1)[-1]},
"location": "external",
"url": asset["links"]["self"],
}
)
local = raw / asset["key"]
if local.exists() and digest(local, "md5") != asset["checksum"].split(":", 1)[-1]:
raise ValueError(f"Upstream checksum mismatch: {local.name}")
template = {
"source_checksum": None,
"source_size_bytes": None,
"species": "Caenorhabditis elegans",
"sex": None,
"stage": None,
"strain": None,
"fov_region": "unknown",
"acquisition_setup": "unknown",
"shape_tczyx": None,
"voxel_size_um": None,
"timestamps_status": "unknown",
"channels": None,
"tracking_gt_level": "unknown",
"posture_gt_level": "unavailable",
"license": "CC-BY-4.0",
"qc_status": "inventory_only",
"hosted_tracks": False,
"hosted_volume": False,
"wormid_tracking_subset": False,
"wormid_fold": None,
}
def new_record(rid, source, version, asset, **kwargs):
record = dict(
template,
recording_id=rid,
source_dataset=source,
source_cohort=source,
source_version=version,
source_asset=asset,
source_path=asset,
lab_id=None,
animal_id=rid,
session_id=rid,
source_overlap_group=rid,
)
record.update(kwargs)
recordings.append(record)
rid = "ascent-opterra"
new_record(
rid,
"ascent",
"10.5281/zenodo.17561700",
"InHouse_Opterra_tracks_GT.csv",
fov_region="head",
acquisition_setup="device_restricted",
strain="ZM9624",
shape_tczyx=json.dumps([1100, 2, 9, 512, 512]),
voxel_size_um=json.dumps([0.243, 0.243, 1.5]),
timestamps_status="nominal_3.3Hz_not_measured_timestamps",
channels=json.dumps(
[
{"index": 0, "name": "mNeptune", "role": "structural"},
{"index": 1, "name": "GCaMP6", "role": "calcium"},
]
),
)
clean = ascent_tracks(raw / "InHouse_Opterra_tracks_GT.csv", rid)
register_tracks(rid, clean, [512, 512, 9])
pred = ascent_tracks(raw / "InHouse_Opterra_tracks_PRED.csv", rid, predicted=True)
qc["ascent-source-predictions"] = validate_tracks(pred, shape_xyz=[512, 512, 9])
table(root, "evaluation/source_predictions/ascent.parquet", pred)
# Source-predicted objects differ from oracle detections: do not score these as oracle association.
ref = clean.loc[clean.frame_index == clean.frame_index.min()].copy()
ref["reference_origin"] = "same_animal_human_corrected_reference_frame"
components[rid]["anatomy"] = table(root, f"data/anatomy/{rid}.parquet", ref)
scenarios, verification, results = [], [], {}
clean_control = clean.copy()
clean_control["scenario_id"] = "clean"
clean_control["is_error"] = False
clean_control["reference_track_id"] = clean_control.track_id
clean_control["corruption_type"] = "clean"
clean_control["seed"] = SEED
scenarios.append(clean_control)
# Choose a nearby pair using only the development reference frame.
positions = ref[["x_um", "y_um", "z_um"]].to_numpy()
distance = np.linalg.norm(positions[:, None] - positions[None], axis=2)
np.fill_diagonal(distance, np.inf)
i, j = np.unravel_index(distance.argmin(), distance.shape)
pair = [ref.track_id.iloc[i], ref.track_id.iloc[j]]
for kind in [
"single_frame_swap",
"persistent_swap",
"swap_recovery",
"nearby_swap",
"fragmentation",
"dropout",
]:
stop = 700 if kind in {"swap_recovery", "nearby_swap"} else None
corrupted = corrupt_tracks(
clean,
kind=kind,
seed=SEED,
start_frame=300,
stop_frame=stop,
pair=pair if kind == "nearby_swap" else None,
)
scenarios.append(corrupted)
for df in scenarios:
scores = reference_residual_scores(df, ref)
report = verifier_metrics(scores, df.is_error, threshold=5.0)
# Keep exact risk/coverage breakpoints in a separate tabular artifact.
curve = report.pop("risk_coverage")
table(
root, f"evaluation/risk_coverage/{df.scenario_id.iloc[0]}.parquet", pd.DataFrame(curve)
)
scenario = df.scenario_id.iloc[0]
report["association"] = association_metrics(clean, df)
results[scenario] = report
verification.append(
pd.DataFrame(
{
"recording_id": rid,
"scenario_id": scenario,
"frame_index": df.frame_index,
"detection_id": df.detection_id,
"reference_track_id": df.reference_track_id,
"proposed_track_id": df.track_id,
"is_error": df.is_error,
"score_um": scores,
"verifier": "fixed_reference_distance",
"threshold_um": 5.0,
"partition": "development",
}
)
)
components[rid]["perturbations"] = table(
root, f"data/perturbations/{rid}.parquet", pd.concat(scenarios, ignore_index=True)
)
table(root, f"data/verification/{rid}.parquet", pd.concat(verification, ignore_index=True))
for method in ["nearest_neighbor", "hungarian"]:
prediction = oracle_association_baseline(clean.drop(columns="track_id"), method=method)
table(root, f"evaluation/baseline_predictions/{method}.parquet", prediction)
results[method] = association_metrics(clean, prediction)
dump(root / "evaluation/pilot_results.json", results)
for name, rid, source in [
("ZM9624_Ex(myo-20_mCherry)", "zephir-zm9624", "zephir"),
("nguyen2017_AL_w1", "nerve-al-w1-via-zephir", "nerve"),
]:
folder = raw / "zephir/zephir" / name
meta = json.loads((folder / "metadata.json").read_text())
new_record(
rid,
source,
"10.5281/zenodo.10818810",
f"zephir/{name}/annotations.h5",
acquisition_setup="freely_moving",
shape_tczyx=json.dumps([meta[f"shape_{a}"] for a in "tczyx"]),
source_overlap_group="nerve-al-w1" if source == "nerve" else rid,
timestamps_status="source_times_hosted" if source == "zephir" else "unknown",
)
register_tracks(
rid,
zephir_tracks(folder / "annotations.h5", meta, rid),
[meta[f"shape_{a}"] for a in "xyz"],
)
dest = root / "assets" / rid
dest.mkdir(parents=True, exist_ok=True)
for filename in ["annotations.h5", "worldlines.h5", "metadata.json"]:
shutil.copy2(folder / filename, dest / filename)
if (audit / "zephir-image-times.json").exists():
shutil.copy2(
audit / "zephir-image-times.json", root / "assets/zephir-zm9624/timestamps_s.json"
)
rid = "targettrack-epfl10"
new_record(
rid,
"targettrack",
"10.5281/zenodo.10008744",
"Targettrack/epfl10_CZANet_Final.h5",
shape_tczyx=json.dumps([761, 1, 32, 128, 192]),
acquisition_setup="unknown",
tracking_gt_level="mask_provenance_unresolved",
)
points, transforms = [], []
with h5py.File(raw / "Targettrack/epfl10_CZANet_Final.h5") as h:
for t in range(int(h.attrs["T"])):
g = h[str(t)]
transforms.append(
{
"recording_id": rid,
"frame_index": t,
"original_frame_index": int(g["original_fr"][()]),
"source_transform": g["transfo_matrix"][()].reshape(-1).tolist(),
"direction": "unknown",
"units": "unknown",
}
)
if "mask" not in g:
continue
mask = g["mask"][()]
for identity in np.unique(mask):
if identity == 0:
continue
xyz = np.argwhere(mask == identity).mean(axis=0)
points.append(
{
"recording_id": rid,
"frame_index": t,
"track_id": str(identity),
"detection_id": f"{t}:{identity}",
**dict(zip(XYZ, xyz.tolist(), strict=True)),
"x_um": np.nan,
"y_um": np.nan,
"z_um": np.nan,
"annotation_type": "unknown",
"annotation_confidence": np.nan,
"label_set": "source_mask",
"source_provenance": "centroid_of_native_mask; manual_or_propagated_unresolved",
"coordinate_system": "source_processed_CXYZ",
"validity": True,
}
)
register_tracks(rid, pd.DataFrame(points), [192, 128, 32])
table(root, "metadata/targettrack_transforms.parquet", pd.DataFrame(transforms))
# Same-animal NeuroPAL cloud from a directly inspected CC-BY NWB.
asset = json.loads((audit / "dandi-000715-assets.json").read_text())["assets"][0]
rid = "dandi-000715-" + asset["path"].split("/")[0]
with h5py.File(raw / "neuropal-reference.nwb") as h:
group = h["processing/NeuroPAL/NeuroPALSegmentation/NeuroPALNeurons"]
voxels, ids = group["voxel_mask"][()], group["id"][()]
spacing = h["general/optophysiology/NeuroPALImVol/grid_spacing"]
if spacing.attrs["unit"] != "micrometers":
raise ValueError("Unsupported physical calibration")
cloud = pd.DataFrame(
{
"recording_id": rid,
"track_id": ids.astype(str),
**{f"{a}_voxel": voxels[a].astype(float) for a in "xyz"},
**{f"{a}_um": voxels[a] * spacing[i] for i, a in enumerate("xyz")},
"reference_origin": "same_animal_structural_volume",
"annotation_type": "source_annotation_uncertainty_unknown",
"coordinate_system": "source_microscope",
"uncertainty_um": np.nan,
}
)
components.setdefault(rid, {})["anatomy"] = table(
root, f"data/anatomy/{rid}.parquet", cloud
)
chars = group["ID_labels"][()]
ends = group["ID_labels_index"][()]
start, names = 0, []
for end in ends:
names.append(b"".join(chars[start:end]).decode())
start = end
table(
root,
"metadata/optional_neuronal_names.parquet",
pd.DataFrame(
{
"recording_id": rid,
"source_neuron_id": ids.astype(str),
"biological_name": names,
"used_in_primary_evaluation": False,
}
),
)
recording(rid).update(
qc_status="reference_cloud_validated", voxel_size_um=json.dumps(spacing[()].tolist())
)
# Preserve the original small structural NWB; explicit component download only.
(root / "assets" / rid).mkdir(parents=True, exist_ok=True)
shutil.copy2(raw / "neuropal-reference.nwb", root / "assets" / rid / "reference.nwb")
if (raw / "wormid-ey-pilot.parquet").exists():
meta = json.loads((audit / "wormid-ey-pilot.json").read_text())
rid = "dandi-000541-" + meta["asset"]["path"].split("/")[0]
df = pd.read_parquet(raw / "wormid-ey-pilot.parquet")
for i, a in enumerate("xyz"):
df[f"{a}_um"] = df[f"{a}_voxel"] * meta["spacing_xyz"][i]
df["recording_id"], df["annotation_type"], df["label_set"] = (
rid,
"unknown",
"source_segmentation",
)
df["annotation_confidence"] = np.nan
df["source_provenance"] = "native_NWB_plane_segmentation_ID; temporal_identity_QC_pending"
df["coordinate_system"], df["validity"] = "source_microscope", True
register_tracks(rid, df, list(reversed(meta["shape_tczyx"][2:])))
recording(rid).update(
shape_tczyx=json.dumps(meta["shape_tczyx"]),
voxel_size_um=json.dumps(meta["spacing_xyz"]),
timestamps_status="starting_time_and_rate_4Hz",
fov_region="unknown",
)
dump(root / "metadata/wormid_ey_image_annotation_discrepancy.json", meta)
if (raw / "sf-behavior.parquet").exists():
meta = json.loads((audit / "sf-behavior.json").read_text())
rid = "dandi-000776-" + meta["asset"]["path"].split("/")[0]
df = pd.read_parquet(raw / "sf-behavior.parquet")
df["recording_id"], df["component_type"], df["status"] = rid, "behavior_summary", "measured"
components.setdefault(rid, {})["posture"] = table(root, f"data/posture/{rid}.parquet", df)
recording(rid)["posture_gt_level"] = "behavioral_summaries_only_no_centerline"
dump(root / "metadata/sf_behavior_provenance.json", meta)
for stem, rid, frames in [
("ascent-opterra", "ascent-opterra", list(range(4))),
("zephir-zm9624", "zephir-zm9624", list(range(4))),
("targettrack-epfl10", "targettrack-epfl10", list(range(32))),
("wormid-ey-20190924-01", "dandi-000541-sub-20190924-01", list(range(4))),
]:
src = workspace / "volumes" / (stem + ".h5")
if src.exists():
dest = root / "assets" / rid / "pilot.h5"
dest.parent.mkdir(parents=True, exist_ok=True)
shutil.copy2(src, dest)
components.setdefault(rid, {})["volume"] = {
"path": str(dest.relative_to(root)),
"frames": frames,
"axis_order": "CZYX",
"transformation": "axis_permutation_only",
}
recording(rid)["hosted_volume"] = True
for source, name, priority, url, status in [
(
"nerve",
"NeRVE original release",
"P0",
"https://doi.org/10.21227/H2901H",
"one_annotation_recording_via_ZephIR; original_inventory_pending",
),
(
"cender",
"CeNDeR C1-C3",
"P0",
"https://osf.io/v2b5n/",
"blocked_data_license_unstated; OSF_storage_empty; linked_Google_Drive_API_404",
),
(
"brainalignnet",
"BrainAlignNet / ANTSUN 2.0",
"P1",
"https://doi.org/10.7910/DVN/8UE0H9",
"Dataverse_API_unavailable; license_and_overlap_pending",
),
(
"skuhersky-atlas",
"Skuhersky 3D anatomical atlas",
"P2",
"https://github.com/bluevex/elegans-atlas",
"data_license_unresolved; external_reference_only",
),
(
"neuropal-canonical",
"NeuroPAL canonical positions",
"P2",
"https://github.com/openworm/NeuroPAL",
"shared_Skuhersky_CSV; data_license_unresolved",
),
(
"stat-atlas",
"Statistical anatomical atlas",
"P2",
"https://github.com/amin-nejat/stat-atlas",
"data_license_unresolved; external_reference_only",
),
(
"openworm-movement",
"OpenWorm Movement Database",
"P2",
"https://movement.openworm.org/",
"DNS_resolution_failed; license_and_assets_unresolved",
),
(
"eigenworms",
"Stephens et al. 2008",
"P2",
"https://doi.org/10.1371/journal.pcbi.1000028",
"paper_audited; reusable_basis_asset_not_ingested",
),
]:
sources.append(
{
"source_id": source,
"name": name,
"priority": priority,
"url": url,
"version": None,
"license": None,
"license_status": "verify",
"assembly_status": status,
"asset_count": None,
"bytes": None,
}
)
# All pilots are development assets. No small single-worm split is presented as generalization.
active = sorted(components)
splits = {
p: {"train": [], "validation": [], "test": [], "development": active, "quarantine": []}
for p in ["tracking_gt", "anatomical_verification", "anatomical_consistency"]
}
splits["tracking_gt"]["development"] = ["ascent-opterra"]
splits["anatomical_verification"]["development"] = ["ascent-opterra"]
table(root, "data/recordings/recordings.parquet", pd.DataFrame(recordings))
dump(root / "metadata/sources.json", sources)
dump(root / "metadata/upstream_assets.json", upstream)
dump(root / "metadata/overlap_registry.json", overlaps)
dump(
root / "metadata/client_manifest.json",
{
"schema_version": VERSION,
"recordings": "data/recordings/recordings.parquet",
"components": components,
"splits": splits,
},
)
dump(
root / "splits/assignments.json",
{
"seed": SEED,
"status": "development_only_no_frozen_test",
"protocols": splits,
"original_wormid_commit": WORMND_COMMIT,
},
)
table(root, "splits/original_wormid_folds.parquet", original)
dump(
root / "evaluation/validation.json",
{"status": "passed", "scope": "published_table_invariants", "tables": qc},
)
dump(
root / "metadata/assembly_counts.json",
{
"version": VERSION,
"assembled_at": now,
"inventory_recordings": len(recordings),
"wormid_inventory_assets": sum(
r["source_dataset"] in {f"dandi-{i}" for i in list(DANDI_COHORTS)[:7]}
for r in recordings
),
"ingested": counts,
"source_inventory_entries": len(sources),
"pilot_imaging_frames": sum(
len(c.get("volume", {}).get("frames", [])) for c in components.values()
),
"anatomical_clouds": sum("anatomy" in c for c in components.values()),
"measured_centerlines": 0,
"independent_behavior_summary_recordings": sum(
"posture" in c for c in components.values()
),
"release_gates": {
"A": "partial: full non-DANDI inventories pending",
"B": "partial: independent moving-worm GT and centerline pending",
"C": "not_passed: all P0 ingestion and held-out evaluation pending",
},
},
)
harmonize_tables(root)
print(
json.dumps(
{"root": str(root), "inventory_recordings": len(recordings), "ingested": counts},
indent=2,
)
)
return root
if __name__ == "__main__":
build(*sys.argv[1:3])