{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000778","480:4800000592","480:4800000557","480:4800000704","480:4800000483","480:4800000669","480:4800000668","480:4800000552","480:4800000741","480:4800000554","480:4800000701","480:4800000815","480:4800000515","480:4800000773","480:4800000591","480:4800000774","480:4800000631","480:4800000555","480:4800000417","480:4800000518","480:4800000667","480:4800000481","480:4800000358","480:4800000738","480:4800000854"],"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":[0.5694413595204453,0.5350228541548905,0.5076679055187296,0.4756531233681507,0.44847135733520155,0.37525837850623917,0.3112132143041648,0.3091296810617129,0.30743243188457775,0.27962157429493373,0.2696033832444838,0.26734034978430815,0.21137393277756977,0.20625496927618556,0.19864194510611186,0.19550225729384824,0.19506955189127195,0.193679427981321,0.18266482213405305,0.17107427603753622,0.1605013626886967,0.1377679821521351,0.13387225053952284,0.12456862951873963,0.12375266853994518],"twin_dists":[0.1378260796424038,0.14525586916700148,0.15122742507080805,0.1583261541309603,0.16447571533605362,0.18183731381789714,0.1984384439100509,0.19900860642268176,0.1994746938922779,0.20733745890245717,0.21028467104755577,0.2109597247389445,0.22897181662276989,0.23077071338224678,0.23350344574129836,0.2346514898857021,0.23481071026556347,0.23532389244678914,0.23948393276599614,0.24405745043152727,0.24842737705072004,0.2585894840729919,0.26045383982783704,0.26507751759336695,0.26549536683283914],"n_dims_used":43,"mean_confidence":0.925224126771439},"coverage":{"mean_confidence":0.925224126771439,"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}}