{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010083},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009983","490:4900009579","490:4900009368","490:4900009481","490:4900010788","490:4900010442","490:4900009572","490:4900011541","490:4900010359","490:4900011409","490:4900012202","490:4900009484","490:4900009785","490:4900008279","490:4900011868","490:4900009469","490:4900012188","490:4900010801","490:4900008602","490:4900009680","490:4900008390","490:4900010444","490:4900008727","490:4900011538","490:4900011034"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3748717829799862,0.36536537127336544,0.34988385950416795,0.3175676683444437,0.30724115259152307,0.2756196679936502,0.27241511120541434,0.26880284438390223,0.2572359426704111,0.23372292258275384,0.22864525520756399,0.21847425421611985,0.2139407892324445,0.213787610859951,0.20892081981809935,0.19290204892703489,0.18823876500484069,0.1860914223398967,0.1790915997308329,0.17873133128376736,0.17657289691207717,0.17581829444948785,0.17122645828943872,0.15971870762168472,0.1518663052276482],"twin_dists":[0.1819329012470099,0.1842989364612224,0.18821981464523796,0.19671285249264356,0.1995273145199426,0.20850687646789742,0.20945080729891527,0.21052306576721236,0.21401814572050937,0.22144410980054122,0.22311088091258374,0.2265248678457929,0.22808089842458898,0.22813386083403644,0.22983013998381885,0.2356119891452427,0.2373574202231479,0.23817134104639254,0.2408713371011221,0.24101230612870134,0.24186113116944427,0.24215962649502162,0.2439959898720759,0.24875905082760777,0.25215423305478724],"n_dims_used":45,"mean_confidence":0.9207655164930556},"coverage":{"mean_confidence":0.9207655164930556,"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}}