{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001229},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001360","490:4900001908","490:4900001764","490:4900001765","496:4960011133","490:4900001628","490:4900000975","496:4960010021","490:4900002060","496:4960010020","496:4960012563","496:4960010430","496:4960010261","490:4900000974","496:4960010259","496:4960010260","496:4960009933","490:4900002515","490:4900001098","496:4960010344","496:4960010436","496:4960000501","490:4900001492","496:4960010980","477:4770002972"],"twin_admin_codes":[490,490,490,490,496,490,490,496,490,496,496,496,496,490,496,496,496,490,490,496,496,496,490,496,477],"twin_sims":[0.41168170858304975,0.40092849100685574,0.36994590080315937,0.36602317283115327,0.268290401183397,0.24011292527291886,0.23417179742162553,0.17119418480208287,0.1634630754290064,0.14469912580209146,0.14391124716441556,0.1432090795373487,0.11720956452213492,0.11040675910919401,0.10830235784955798,0.10776648210683039,0.09942521633040356,0.09330781762448408,0.09141565080891888,0.0901807367548861,0.08350624203022498,0.08301720668846939,0.07706754590991549,0.07338868721495911,0.06220797785983125],"twin_dists":[0.173031110239205,0.17559224670073512,0.1831551242892055,0.18413423561919723,0.21067589856550614,0.21937995699909038,0.22129791423874373,0.244009020620537,0.24718279031108054,0.2553676364292661,0.2557280108599885,0.25605041709848053,0.26892436159928207,0.2726488320071165,0.27383679799318017,0.27414216115873913,0.2790548836799679,0.2828671929390016,0.28408621860013233,0.28489261354559886,0.2894094292610535,0.28975154613151477,0.29404874737045783,0.2968412304795506,0.3060892335131089],"n_dims_used":45,"mean_confidence":0.9166228400336371},"coverage":{"mean_confidence":0.9166228400336371,"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}}