{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":486,"cluster_id":4860004274},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["486:4860004143","486:4860004282","486:4860004072","486:4860004144","486:4860004353","486:4860004141","470:4700003886","487:4870004486","487:4870002491","486:4860004429","487:4870003911","486:4860004500","466:4660009918","487:4870003754","487:4870002319","487:4870006642","487:4870007109","486:4860004428","486:4860004432","487:4870003297","486:4860004425","488:4880003415","487:4870002468","486:4860004209","485:4850000600"],"twin_admin_codes":[486,486,486,486,486,486,470,487,487,486,487,486,466,487,487,487,487,486,486,487,486,488,487,486,485],"twin_sims":[0.5858321150131676,0.5261872163174531,0.47376597390483627,0.19374619078055616,0.07693263688199835,0.04356717181312739,0.027858351572429933,0.024370130459225793,0.022124581448569106,0.022091086242522845,0.0217225432287043,0.021215575331225242,0.01887741805297783,0.01805982285515927,0.01693245910160178,0.016783301569470128,0.015680476168002135,0.014807245684091766,0.01408598427362521,0.014025747647702756,0.013627136264486181,0.013301902028765737,0.013031442166671224,0.012380340232522297,0.012223561747758382],"twin_dists":[0.13430830858568274,0.14717687315350655,0.1587491091943513,0.23529918768513947,0.29414923301958606,0.3251249678309981,0.347550654715886,0.3539834904538639,0.3585601982094682,0.35863146365441506,0.35942185137982097,0.3605283804765494,0.3659506724891785,0.3679858112631938,0.37092857700404147,0.3713307075884205,0.3744053695855576,0.3769779493627248,0.37920570338518217,0.37939627903519757,0.3806759319147959,0.3817447641309652,0.3826513340401757,0.38490405230937313,0.38546213534787244],"n_dims_used":45,"mean_confidence":0.9194232516818577},"coverage":{"mean_confidence":0.9194232516818577,"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}}