{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003756},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002627","490:4900002754","490:4900002903","490:4900002334","490:4900002902","490:4900002183","490:4900001701","490:4900002177","490:4900001604","490:4900003754","490:4900001469","490:4900002901","490:4900003758","490:4900002160","496:4960005834","490:4900006302","493:4930007087","470:4700007132","490:4900002778","487:4870003023","496:4960012123","490:4900002488","496:4960004663","490:4900001732","470:4700002789"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,493,470,490,487,496,490,496,490,470],"twin_sims":[0.7054933964458868,0.6648478072315838,0.5637041101208113,0.5373654265559178,0.455235605523197,0.44139701114604296,0.43458890612482426,0.43063618057880576,0.4254233995956064,0.418429970498788,0.40028070981608055,0.3792483353035318,0.37388523517679756,0.3615027098968298,0.3530969154219071,0.3510347043123637,0.34397821795135014,0.3370099860653978,0.3338642237382982,0.3335676768502424,0.3307438438918743,0.33051010210151544,0.3289544773394941,0.32789293022945104,0.31693485514474534],"twin_dists":[0.10848335428237102,0.11734749283262864,0.1390598337046438,0.14474765582690105,0.16293324386384614,0.16609830480450602,0.1676693954540383,0.16858605681924757,0.1698001886249647,0.17143882328945426,0.17574750788347526,0.18085357417779424,0.18217704893467357,0.1852691077076895,0.18739882362005653,0.18792530342527686,0.18973919811274248,0.1915499186934844,0.19237396297336437,0.19245186162027397,0.19319554333709868,0.1932572567170701,0.19366859025466343,0.19394989584494418,0.19688381409972142],"n_dims_used":45,"mean_confidence":0.9177747938368056},"coverage":{"mean_confidence":0.9177747938368056,"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}}