{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004617},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000009776","473:4730003861","473:4730002835","473:4730003693","473:4730003382","484:4840001010","484:4840004594","496:4960004597","498:4980002079","484:4840004591","484:4840004373","485:4850005338","484:4840004835","496:4960005056","469:4690001726","473:4730004516","480:4800004502","469:4690002592","478:4780005930","500:5000009774","469:4690002404","480:4800005106","480:4800003932","500:5000010669","473:4730003860"],"twin_admin_codes":[500,473,473,473,473,484,484,496,498,484,484,485,484,496,469,473,480,469,478,500,469,480,480,500,473],"twin_sims":[0.04948175730692601,0.04469666533576903,0.04442853096088893,0.039108363474834665,0.03273455728511531,0.02722701728684587,0.026307696550609504,0.023351023576323696,0.023087521352434793,0.022638206507481343,0.021661220800539543,0.01809954556533717,0.01752592774434773,0.017386772816256394,0.017164798336677795,0.01698666608759811,0.015271759555731006,0.0151323641993082,0.014098913286142089,0.013791836933079496,0.012976723929740997,0.01269404416446965,0.012524532431183667,0.012329995174765594,0.012326722354479104],"twin_dists":[0.31845220136913266,0.32379438594934074,0.32410767962221015,0.33067885589404916,0.3396322864028843,0.3486613841597264,0.3503191259405788,0.3560131640973903,0.3565504363256729,0.3574789658273974,0.3595544947305467,0.3678850892809502,0.369358745094652,0.3697226038991415,0.3703083360011348,0.3707832040908062,0.37559333194906497,0.3760048991832734,0.3791648925837559,0.38014324057787485,0.38283676926891275,0.38380591280300147,0.38439627410197397,0.38508257906089427,0.38509420703779407],"n_dims_used":45,"mean_confidence":0.9042032877604167},"coverage":{"mean_confidence":0.9042032877604167,"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}}