{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010362},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011156","496:4960010448","496:4960010531","496:4960010699","496:4960011599","496:4960011689","496:4960010282","496:4960011504","496:4960011940","496:4960010534","496:4960011508","496:4960011858","496:4960010700","496:4960010540","496:4960012021","496:4960011688","496:4960011240","496:4960010850","496:4960011939","496:4960011862","496:4960011241","496:4960011315","496:4960002685","496:4960011856","496:4960012096"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8308966894361896,0.7295115335225083,0.7265407589700021,0.6749007365629256,0.674264619104997,0.6740716323386798,0.6705063536268563,0.6185797195049721,0.6065536672518445,0.5995789233396484,0.5772715718303056,0.5693353176581765,0.5619843661975346,0.5598578119748908,0.5565806376759056,0.5464415643043545,0.5405190747766997,0.5369506177129418,0.5350328095548614,0.5289588655185495,0.5016190152343376,0.500491012029115,0.4875991766876228,0.4836857344260651,0.48018205122864815],"twin_dists":[0.07905288658575116,0.10314685434630212,0.10381200036589511,0.11517013763682335,0.11530816011222265,0.11535002675440593,0.11612291368292876,0.12729411913256866,0.12986956077031436,0.13136310557439002,0.1361444536702017,0.13784886989628384,0.13942995520056417,0.139887837967112,0.14059394255050697,0.14278256117113722,0.14406416139037723,0.14483761535747594,0.145253708441629,0.14657354184142235,0.15255851157599734,0.15280721542176373,0.15566112295364307,0.1565318843179844,0.15731333476516887],"n_dims_used":45,"mean_confidence":0.9162100897894965},"coverage":{"mean_confidence":0.9162100897894965,"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}}