{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011860},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011791","490:4900010628","490:4900011601","490:4900011659","490:4900011528","490:4900011804","490:4900011192","490:4900011546","490:4900011530","490:4900011196","490:4900011796","490:4900011729","490:4900011266","490:4900011197","490:4900009172","490:4900011544","490:4900012209","490:4900011463","490:4900011664","490:4900012064","490:4900011481","490:4900011412","490:4900011611","490:4900012066","490:4900008723"],"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":[0.45630600324771653,0.391482855735847,0.3828493680095945,0.3785087873832266,0.36417619053085304,0.359420497841192,0.30623029755345954,0.2765711338257195,0.27111747533968944,0.2639126518652103,0.24853801546659116,0.24312514402709107,0.23359011756190473,0.231950687438609,0.2292505419041608,0.22169922938602366,0.21572280259201537,0.2135825294333725,0.20847432239386882,0.20555092231370106,0.20263385223240138,0.20115032463456292,0.19552397711845054,0.19382314306581974,0.1840175422971665],"twin_dists":[0.1626899331383876,0.1778677031567821,0.17997002159923983,0.1810355311097756,0.18459706390115982,0.18579427387924524,0.199805713326514,0.20822790975288336,0.20983497922268,0.21198898959695664,0.2167121876449829,0.218419310408644,0.22148739881654744,0.22202312233133792,0.2229109194421701,0.22543110839258462,0.22746662902524495,0.22820480923290692,0.22998710185404783,0.23102050134945312,0.23206173218123125,0.23259521880295336,0.23464350420060537,0.23527071977059366,0.23896370541792894],"n_dims_used":45,"mean_confidence":0.9159366183810764},"coverage":{"mean_confidence":0.9159366183810764,"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}}