{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007419},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006680","490:4900007176","490:4900007659","490:4900007056","490:4900006564","490:4900007057","490:4900007178","490:4900007177","490:4900006557","490:4900006801","490:4900006562","490:4900006567","490:4900008335","490:4900004766","490:4900007052","490:4900006438","490:4900006691","490:4900006803","490:4900006821","490:4900007418","490:4900009731","490:4900004913","490:4900004623","490:4900006689","490:4900008561"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2657304475020251,0.23374212582312293,0.2329025318342184,0.12505491424432166,0.07624896106270361,0.06422456034709291,0.039186696490678546,0.03208328763007909,0.029609977202097296,0.020607339956404923,0.01779807251489203,0.01775608571143155,0.01395819526784575,0.01063482114673415,0.009310439073563397,0.009305168260030095,0.009097789304328157,0.008419772928075381,0.008000473248059477,0.007050437933306183,0.0068426766813698674,0.006514668117380704,0.006044842353217139,0.00593471761878517,0.005544727171212162],"twin_dists":[0.21144211421896586,0.22143785166355842,0.22171178240913986,0.2648294821977935,0.29466065465548097,0.30432613658142815,0.33057677394999974,0.3406288680460679,0.34457852478239404,0.36188672163695373,0.36865440519653353,0.3687624533215298,0.3796108615906587,0.3915073538305132,0.39719597610085355,0.397220023059463,0.398175939088836,0.4014433813981256,0.40358398537928064,0.4088330678497045,0.41006525029273394,0.4120808812998355,0.4151333870010368,0.41587976019095385,0.41862751393490244],"n_dims_used":45,"mean_confidence":0.8958847045898437},"coverage":{"mean_confidence":0.8958847045898437,"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}}