{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000570},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001047","490:4900001046","490:4900000466","490:4900000798","490:4900000569","490:4900000912","490:4900001706","490:4900000677","490:4900001180","490:4900003224","490:4900000787","490:4900001179","490:4900000908","494:4940008507","490:4900004287","480:4800004207","494:4940007905","490:4900000577","490:4900000920","494:4940007697","494:4940007824","494:4940007698","490:4900000785","494:4940007386","490:4900004311"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,480,494,490,490,494,494,494,490,494,490],"twin_sims":[0.6573879032777733,0.6409204085784445,0.6328063991591203,0.5959019390590489,0.580300865061299,0.566577485318658,0.5372151674216317,0.5245101595531805,0.5159398261805217,0.5075855303162343,0.49777534851136096,0.4881355253745748,0.48442665677585905,0.4826938081318353,0.4644918743015345,0.462968658423131,0.4578809883029401,0.44641994407673546,0.442461082973235,0.4352268642271176,0.4331144855708779,0.4300763748078314,0.428401272723451,0.4263777664331042,0.4232345198505443],"twin_dists":[0.11895836897850616,0.12250269416722034,0.1242445828909057,0.13215061356221283,0.1354944589500685,0.13844174780044277,0.1447802409345414,0.14754227422400434,0.14941382563952452,0.15124552359537938,0.1534066109244102,0.15554194955581227,0.15636685889059698,0.1567529392221634,0.16083592894745852,0.16118003846729803,0.1623323010803311,0.16494522022560382,0.16585361204768176,0.16752176359578794,0.16801092815902735,0.16871615397149528,0.16910585592295674,0.16957744680922993,0.17031184205094385],"n_dims_used":45,"mean_confidence":0.9166748046875},"coverage":{"mean_confidence":0.9166748046875,"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}}