{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001678","490:4900007496","490:4900007123","490:4900006392","490:4900006268","490:4900006021","490:4900006757","490:4900004950","490:4900001835","490:4900006393","490:4900004961","490:4900004260","490:4900002729","490:4900005897","490:4900001972","490:4900001551","490:4900003175","490:4900006028","490:4900006387","490:4900004419","490:4900001553","466:4660007142","490:4900004686","490:4900002748","490:4900004141"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490],"twin_sims":[0.4243464325078099,0.4175746121824622,0.39883130937893513,0.36081880402395955,0.34676586057367925,0.34024072826537843,0.33624607227908065,0.3279821247058869,0.31734803940348033,0.3083762110879045,0.30644510859095275,0.2935861326743786,0.2874962441042648,0.267776184856274,0.263057220493309,0.2506679891456789,0.24635036528622603,0.24362158686606367,0.242597830872901,0.24234223026021456,0.24185950482655674,0.24140322452329838,0.23280772462296045,0.230934760675299,0.22635175103535016],"twin_dists":[0.17005179360400566,0.17164003502315062,0.17609531637982745,0.1854414288902064,0.18902030150746071,0.19070792778559043,0.19174964424247018,0.19392624038087156,0.1967721659166062,0.1992153373126767,0.19974650806590302,0.20333419627810367,0.20506564511064632,0.21082944221511998,0.21224715603539515,0.2160469780875686,0.2173992243326996,0.2182617272839982,0.21858692050814924,0.21866824972644078,0.21882199907699887,0.21896750842113036,0.22174275547211955,0.22235635169502152,0.22387175309559915],"n_dims_used":45,"mean_confidence":0.919325425889757},"coverage":{"mean_confidence":0.919325425889757,"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}}