{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002166","480:4800002347","480:4800002210","480:4800002253","480:4800002108","480:4800002391","480:4800002162","480:4800002351","480:4800001517","480:4800001774","480:4800002337","480:4800002254","480:4800002446","480:4800002114","480:4800002159","480:4800002207","480:4800001830","480:4800002488","480:4800001713","480:4800002117","480:4800002250","480:4800002005","480:4800002107","480:4800001380","480:4800002112"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.338183385594451,0.2902955650770847,0.2518183290028932,0.24711252437927975,0.23915788930437792,0.23033118239800876,0.21537980033952234,0.21370015994866753,0.2068997525984428,0.20037333739239802,0.19443793022221667,0.1835630193434655,0.16115785068858818,0.15380957900041994,0.1441007721046097,0.13621046551667065,0.13574674318532426,0.13320785541546218,0.12943644152256192,0.11788720865785918,0.11720229060540364,0.11362984993229472,0.1043099055067861,0.1021280236970775,0.09986666540361015],"twin_dists":[0.19124360862349465,0.20426706968286984,0.21568921798368948,0.21715942345415398,0.2196861653809685,0.2225547860503192,0.22758459691576063,0.22816410905223306,0.230542462085979,0.23287570946555147,0.23504356554944006,0.23913820352110363,0.2481500756351049,0.2513022628678124,0.2556411890299161,0.25933005449092433,0.25955177051459866,0.26077584610191856,0.26262697940645147,0.2685625387257883,0.2689282541398898,0.2708628283847996,0.2761407065710067,0.27742893630043136,0.2787869740670226],"n_dims_used":43,"mean_confidence":0.9188936810160793},"coverage":{"mean_confidence":0.9188936810160793,"n_dims_used":43,"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}}