{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003521},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003464","467:4670000359","467:4670000314","499:4990003517","467:4670000271","467:4670000317","467:4670000274","499:4990003400","499:4990003403","499:4990003465","467:4670000202","467:4670000408","467:4670000275","499:4990003402","499:4990003463","499:4990003669","499:4990003462","499:4990003401","499:4990003448","499:4990003390","477:4770000522","467:4670000171","467:4670000235","467:4670000260","467:4670000225"],"twin_admin_codes":[499,467,467,499,467,467,467,499,499,499,467,467,467,499,499,499,499,499,499,499,477,467,467,467,467],"twin_sims":[0.9623702979577298,0.8856575807924961,0.8534184481267895,0.7957138591012277,0.7956104760815554,0.7755869138552817,0.7627544525371857,0.748518609270222,0.7431410698260518,0.7406113047800719,0.6888187660756446,0.6722857850807732,0.6690879660537484,0.6610324339900903,0.65130501038131,0.6147899786464264,0.612920101645167,0.6066503285447997,0.5791966636763775,0.5683269117160791,0.5651159436138177,0.5537951726289884,0.5183829956546371,0.5087468263398685,0.4935021115940154],"twin_dists":[0.03597123678480246,0.06400187345087296,0.0731241323804736,0.08780046182805071,0.0878254198220334,0.09259153401770841,0.0955825259898084,0.09885133010980449,0.10007406747649394,0.1006471716032728,0.1121407473261712,0.11573729844956936,0.11643010397496593,0.11817184927008355,0.12026927592656099,0.12810583581884935,0.12850628560924135,0.12984886299376555,0.13573135360186503,0.13806561802088507,0.13875608842181458,0.14119458084030856,0.14887955370239692,0.15099044800105382,0.1543516773973182],"n_dims_used":44,"mean_confidence":0.9364164525812323},"coverage":{"mean_confidence":0.9364164525812323,"n_dims_used":44,"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}}