{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001540},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002594","490:4900004138","490:4900002288","490:4900005624","490:4900003995","490:4900001671","490:4900004694","490:4900001823","490:4900001414","490:4900003185","490:4900007622","490:4900005246","490:4900002588","490:4900002746","490:4900002296","490:4900001410","490:4900004554","490:4900001278","490:4900004830","494:4940008186","490:4900001668","494:4940008651","490:4900001822","490:4900004822","490:4900002581"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,490,490],"twin_sims":[0.658861116102174,0.6443297398386113,0.5629721929683071,0.5208840940101904,0.5197413792758776,0.5015830386436069,0.4844673411764194,0.4722863200035514,0.45164497343300164,0.44554886788262504,0.4408991878692084,0.4324031696624639,0.4263084402997678,0.4247175390482572,0.4193176872557207,0.41364691254563224,0.4030584202180339,0.40137637387620745,0.3924016396698416,0.38790906398885716,0.3867972581816003,0.3846043049489858,0.3827143994158788,0.3696455920806323,0.36809680577386206],"twin_dists":[0.11864054193397085,0.12177001254996452,0.13921733819093707,0.14833323681842508,0.14858276386743782,0.1525664413635337,0.1563577995369591,0.15908112429084556,0.1637509601051634,0.1651448300274091,0.16621286231964894,0.168175863500995,0.1695936200341914,0.16996506438070358,0.17123018490356715,0.1725662538461409,0.17508253999256027,0.17548496389676588,0.1776452627114312,0.17873526235660805,0.17900592659217499,0.17954087494696033,0.18000306532488228,0.1832298975010607,0.18361600781516116],"n_dims_used":45,"mean_confidence":0.9206129286024306},"coverage":{"mean_confidence":0.9206129286024306,"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}}