{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000085},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000084","496:4960005710","490:4900000107","496:4960008287","496:4960009305","496:4960005280","496:4960007173","490:4900000144","496:4960008696","496:4960009196","496:4960008882","496:4960009683","496:4960008990","496:4960007172","496:4960008508","496:4960007814","496:4960006908","496:4960008697","496:4960008598","496:4960009591","496:4960008885","496:4960008076","490:4900000735","496:4960008056","496:4960009778"],"twin_admin_codes":[490,496,490,496,496,496,496,490,496,496,496,496,496,496,496,496,496,496,496,496,496,496,490,496,496],"twin_sims":[0.6181315697654676,0.3110544109847603,0.28583758579765983,0.2663736888820415,0.2313707689080734,0.2305994000260413,0.22624824228438256,0.21477347016365608,0.20616090104140364,0.20476627538155867,0.19798968260452196,0.19634225287909376,0.19594693605694516,0.19242071522506363,0.19077086933780746,0.190403653147286,0.19020924047165597,0.18032902229776995,0.17827659581345412,0.17063498950231493,0.1666203039047938,0.1589307951383272,0.15832666324525616,0.15753185700977182,0.1566162771755537],"twin_dists":[0.12739011675151798,0.1984818236343114,0.20554101565167898,0.21124915658906587,0.22221322070374677,0.2224665636886763,0.2239062124786026,0.22779344083914857,0.2308040539704059,0.23129957576258026,0.23374091045281067,0.2343430974228641,0.23448811821279816,0.23579077674220078,0.23640597456256077,0.23654340758939296,0.23661624275301296,0.24038867337212896,0.24119052723390708,0.24423508152015444,0.24587389040979252,0.2490941489559487,0.2493519056592544,0.2496921088780417,0.25008556272677585],"n_dims_used":45,"mean_confidence":0.9160880194769965},"coverage":{"mean_confidence":0.9160880194769965,"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}}