{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003228","474:4740001242","470:4700005263","474:4740002155","474:4740001653","474:4740000931","470:4700005531","466:4660009904","486:4860000381","487:4870007391","466:4660009901","466:4660005893","470:4700008698","469:4690004499","466:4660001970","478:4780008382","474:4740004737","466:4660012006","466:4660010282","496:4960012637","493:4930001778","487:4870004899","466:4660001673","466:4660001273","487:4870002773"],"twin_admin_codes":[474,474,470,474,474,474,470,466,486,487,466,466,470,469,466,478,474,466,466,496,493,487,466,466,487],"twin_sims":[0.08756539621695283,0.08336471991244113,0.07255547622512233,0.06573621280798414,0.06220697491308769,0.06155322109293588,0.058249948552264064,0.05622341597573462,0.05585393956467089,0.05544669807658166,0.055309909756130184,0.055024339902117206,0.05374256123751516,0.05196563096874133,0.04974916360020461,0.04897966922558122,0.04711862763453767,0.04701954751588231,0.04669022585354054,0.04621647346237583,0.04530718006054768,0.04468817656590471,0.04194895680516354,0.04149114505396157,0.04107237769317516],"twin_dists":[0.28662974979775535,0.2895082696646041,0.29748934624533135,0.30303396352359663,0.30609012196578,0.30667176058199513,0.30969072280577226,0.31161336288497943,0.3119700468170716,0.31236545527401766,0.31249880790483076,0.31277808690822795,0.31404660882174146,0.31584731525021675,0.3181666042163129,0.3189919395026328,0.32103370095721667,0.3211442800891165,0.3215132282051135,0.3220478246644395,0.3230868885578358,0.3238042801934897,0.3270827383999769,0.3276481455872542,0.32816995585239644],"n_dims_used":45,"mean_confidence":0.9200432671440972},"coverage":{"mean_confidence":0.9200432671440972,"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}}