{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000007465},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000007964","500:5000007198","500:5000007851","500:5000008225","499:4990001548","500:5000007834","500:5000008235","500:5000007329","500:5000007578","500:5000008465","500:5000007708","500:5000007458","500:5000007450","500:5000006666","500:5000008231","500:5000008351","500:5000006678","500:5000008101","500:5000007320","500:5000008226","500:5000007324","500:5000008354","500:5000008103","500:5000008105","500:5000009174"],"twin_admin_codes":[500,500,500,500,499,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.6294437917082036,0.5884252886551693,0.5825163911941759,0.5670273291211622,0.5529082195899049,0.5204951985712678,0.5026138374385504,0.4990166862994829,0.493707280397054,0.4769180744712179,0.47476026197367566,0.47422195638164866,0.46515587845302836,0.46279466134577407,0.46027464325959583,0.45439190871656127,0.43819486497553695,0.43640163024042405,0.4336228400183128,0.4303823136306352,0.42956129134425675,0.42951625327403864,0.425768341764791,0.42545121207520764,0.41876931161603353],"twin_dists":[0.12496581206096061,0.1337524767784496,0.13501925029860604,0.13834501752020692,0.1413859336969297,0.14841814291374428,0.15233929945484803,0.15313251194725672,0.15430624848878408,0.1580429561466674,0.15852619667955128,0.1586468619404904,0.16068604695209543,0.16121937131900632,0.1617896189644377,0.16312517048289718,0.16683605770177315,0.167250132861106,0.16789312101650394,0.16864504618890042,0.1688359187532446,0.16884639357827755,0.1697196579330987,0.16979369448014525,0.17135904637570704],"n_dims_used":44,"mean_confidence":0.9216866059736772},"coverage":{"mean_confidence":0.9216866059736772,"n_dims_used":44,"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}}