{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001027},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002325","490:4900004568","490:4900003722","487:4870008398","493:4930007006","490:4900004424","490:4900003587","494:4940005285","494:4940007384","487:4870001767","494:4940003936","490:4900001721","490:4900001164","494:4940008004","496:4960006359","493:4930004457","490:4900003860","487:4870001863","490:4900002154","487:4870000846","496:4960000697","487:4870000845","493:4930007150","493:4930007014","490:4900004020"],"twin_admin_codes":[490,490,490,487,493,490,490,494,494,487,494,490,490,494,496,493,490,487,490,487,496,487,493,493,490],"twin_sims":[0.2931677867767484,0.28102144433676357,0.2548965103428702,0.25456595863976866,0.2442558385241543,0.23889736536067985,0.20765565236978106,0.20461327128021428,0.2016577707197216,0.19848271121380398,0.19195232537515786,0.18984224583628337,0.1842801935335529,0.18422350758730854,0.17540424440551133,0.16730871109662984,0.16501223539141394,0.16428797012486362,0.1626093506019933,0.1625807839083043,0.16144667898308881,0.16126259915327554,0.16017258338002757,0.15868455895044428,0.15441461699186168],"twin_dists":[0.20345245156961475,0.20693080192724106,0.21473698130482285,0.21483888620593122,0.21806070172526987,0.21976983386042784,0.23027549335057054,0.23135407979540773,0.23241243423393687,0.23356136716333653,0.23596505578915158,0.23675387628628716,0.23886300813975317,0.23888473227969867,0.24232379861947287,0.24559087690989864,0.24653829054438559,0.246839060762872,0.2475398581372995,0.2475518295296951,0.24802833397722673,0.24810590567254165,0.24856656368838664,0.24919912087559432,0.2510386141648176],"n_dims_used":45,"mean_confidence":0.9172544691297743},"coverage":{"mean_confidence":0.9172544691297743,"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}}