{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006057},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005146","490:4900005677","490:4900006300","496:4960010144","490:4900002784","470:4700005474","490:4900005545","466:4660000042","496:4960011554","496:4960012314","488:4880003856","466:4660000040","490:4900008540","493:4930007144","470:4700004496","469:4690002264","488:4880003163","488:4880003603","470:4700003308","470:4700005332","488:4880003425","488:4880003114","496:4960004924","493:4930006922","470:4700005476"],"twin_admin_codes":[490,490,490,496,490,470,490,466,496,496,488,466,490,493,470,469,488,488,470,470,488,488,496,493,470],"twin_sims":[0.7612433056438525,0.7483697776262571,0.5310439024412923,0.46178680277122547,0.4578667296863475,0.4532294701305912,0.4180390363850804,0.4160349330647008,0.40874112601111656,0.39712456035575716,0.394716631257135,0.394393122319962,0.3829321142216869,0.3821961872484086,0.3655940885268582,0.36555517187078224,0.3603752855079417,0.35145225065573255,0.35040055037155227,0.34492028282525733,0.3374121917418868,0.3338280210970073,0.3337924121456746,0.33353762044859936,0.33090517167447553],"twin_dists":[0.0959318502918469,0.09888525562985866,0.14612012079469577,0.16144730481557448,0.16233553679308615,0.16338981938553393,0.17153076356911626,0.17200266908152145,0.1737285017788865,0.17650562020031385,0.1770858670969686,0.177163948381016,0.17994976599405946,0.18012998872568656,0.1842416531640343,0.18425139874764593,0.1855532695270707,0.18781857447393066,0.18808752635629347,0.18949590770157684,0.1914448601842494,0.19238347087302082,0.19239282339936375,0.19245975911341215,0.1931529629163342],"n_dims_used":45,"mean_confidence":0.9167219373914931},"coverage":{"mean_confidence":0.9167219373914931,"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}}