{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005588},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004480","480:4800005589","480:4800004653","480:4800004567","480:4800005587","480:4800004220","480:4800004306","480:4800004303","480:4800004218","480:4800005590","480:4800005504","480:4800003912","480:4800004301","480:4800004302","480:4800004734","480:4800005338","480:4800004478","480:4800005346","480:4800005583","480:4800005334","480:4800005166","480:4800004729","480:4800005740","480:4800004219","480:4800004217"],"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":[0.6434743604533736,0.5479874085614367,0.5239268717383834,0.4580392786531636,0.45312492858354114,0.44598000712282326,0.4392694317959194,0.41591370913949965,0.4094445331193777,0.40588828171309327,0.3531025693181773,0.3507395216847187,0.32785150994483836,0.32237637667107566,0.31124012475667123,0.30727416657970613,0.28963056820513866,0.2807261356834242,0.2790909102947271,0.27502518798331815,0.27120344436128135,0.26988442829433024,0.26286173463339596,0.2624143374170628,0.259507764569961],"twin_dists":[0.12195388582323417,0.14244845124050817,0.14766942374181122,0.16229638263190305,0.16341363226570443,0.16504601458291188,0.16658825010574618,0.17203124487215982,0.17356148103120222,0.17440720338565954,0.18739738239123774,0.1880007950221915,0.19396088221692057,0.19541994000772636,0.19843109413380433,0.19951823107696123,0.20445635863368217,0.2070164855154843,0.20749193793456713,0.20868147530531994,0.2098094926282785,0.21020108173749427,0.21230622670897484,0.21244152190084378,0.21332402691124636],"n_dims_used":43,"mean_confidence":0.9202518019565317},"coverage":{"mean_confidence":0.9202518019565317,"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}}