{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002202},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002509","490:4900004864","490:4900004731","490:4900002356","490:4900004321","490:4900002504","490:4900001611","490:4900002044","490:4900002658","490:4900001741","490:4900005139","490:4900005001","490:4900005252","490:4900006040","490:4900002659","490:4900000425","490:4900001317","490:4900003349","490:4900001478","490:4900005916","490:4900000098","490:4900000120","469:4690002128","490:4900005278","490:4900004183"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,469,490,490],"twin_sims":[0.6744433984377436,0.5652131478959648,0.5355993316094969,0.5212209285586459,0.4726355680898955,0.45571720616903527,0.45021228293396415,0.4470648526939832,0.4457066356122957,0.4351868788217378,0.4223212084898107,0.41701384880936826,0.4040515306842133,0.3917088460929905,0.38626357898639857,0.37838842748021656,0.3743198755650477,0.3711866302954115,0.3652295486240967,0.3620555495488717,0.35693100715533205,0.3561959177325364,0.35431916601168445,0.34716816969008807,0.34438075358681597],"twin_dists":[0.11526937276563079,0.13873517915252273,0.14513076343928757,0.14825970894219298,0.1590027264306545,0.16282374612257203,0.16407790565821168,0.1647975328026676,0.1651086660478031,0.16753101420265856,0.17052565652783544,0.1717720427787664,0.1748452965222263,0.17781296763501078,0.17913597924405025,0.18106516053691307,0.18206944658375915,0.1828465169248377,0.1843329624163096,0.18512993194957247,0.18642420900460188,0.18661064585808998,0.18708753916325263,0.18891680400069633,0.18963519913485347],"n_dims_used":45,"mean_confidence":0.9135206434461806},"coverage":{"mean_confidence":0.9135206434461806,"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}}