{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002532},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002224","490:4900001239","490:4900002983","490:4900001630","490:4900001913","490:4900001106","490:4900002678","490:4900002082","490:4900002533","490:4900001495","490:4900002237","490:4900001774","490:4900001636","490:4900002225","490:4900001634","490:4900001782","490:4900002071","490:4900002072","490:4900002832","490:4900002680","490:4900002381","490:4900002230","490:4900002677","490:4900002839","490:4900004491"],"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":[0.6016444426253826,0.5111711467664004,0.4830804918716576,0.47856193169012656,0.4450379826891163,0.4241441155144714,0.3606540435807435,0.35619434436420877,0.3518884790280258,0.297807235979981,0.2889357923757724,0.28392999045747963,0.27594647411378803,0.24148393139404448,0.2120881813306796,0.20803507373186464,0.20233688619726797,0.1957356665653508,0.1756361752440692,0.1559361297256619,0.12649928660798312,0.12440141426981828,0.12198106556070569,0.12155426901322258,0.10572095117609269],"twin_dists":[0.1309207800657653,0.15045843824860788,0.15666674826582686,0.1576752923083465,0.16526197018170183,0.17009908928061093,0.18548296781514986,0.18661104511573104,0.18770714086442425,0.20214653014236883,0.2046544011851348,0.20608978514946244,0.2084109916588044,0.2189417577585974,0.22872317906039594,0.2301417390738255,0.23216830774980327,0.23456570496111506,0.24223180334889852,0.25037893247158616,0.26409705460764565,0.265162977741336,0.266409864429107,0.26663168712515845,0.27531873156870124],"n_dims_used":45,"mean_confidence":0.9150825500488281},"coverage":{"mean_confidence":0.9150825500488281,"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}}