{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810000340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001758","481:4810000505","488:4880001937","488:4880001321","488:4880002170","488:4880001855","488:4880002168","481:4810000802","481:4810000668","481:4810000675","481:4810002797","488:4880002381","488:4880001590","488:4880001482","488:4880002142","488:4880001243","488:4880004061","488:4880002092","488:4880001231","488:4880001320","488:4880002165","488:4880001756","481:4810000386","481:4810000438","488:4880002928"],"twin_admin_codes":[488,481,488,488,488,488,488,481,481,481,481,488,488,488,488,488,488,488,488,488,488,488,481,481,488],"twin_sims":[0.815689517322614,0.7722528341597461,0.73792648430953,0.702602585081587,0.6881738240502366,0.6497095972056154,0.6345664131457216,0.6105471021300148,0.5878627411642314,0.580610110751308,0.5731149142802282,0.5693512871231496,0.5530363930923343,0.5485678596772324,0.5403902815119396,0.5382975258701904,0.5327572931583845,0.5307172759534811,0.527933089943279,0.5271397995340871,0.5264395740796849,0.5234827212141984,0.5211373613149672,0.5050884074621192,0.5024892762729003],"twin_dists":[0.08290052211938433,0.0933730324926638,0.10125398084238126,0.10911990117093405,0.11228155644250506,0.12061275043204575,0.12386694744812253,0.12901444662784195,0.13387304301572375,0.13542812020820075,0.13703685266226506,0.13784543774803276,0.1413582783674735,0.14232303714693584,0.14409206006431005,0.1445455608499927,0.14574779971033935,0.1461911254350084,0.1467967517379235,0.14696943716788485,0.1471219112870936,0.14776626454550035,0.14827794986826984,0.1517945317604352,0.15236674037488876],"n_dims_used":45,"mean_confidence":0.923868391248915},"coverage":{"mean_confidence":0.923868391248915,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}