{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008441},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010488","490:4900010401","490:4900008442","490:4900008548","490:4900010412","490:4900010652","490:4900010653","490:4900010573","490:4900010150","490:4900007890","490:4900009727","490:4900012107","490:4900010655","490:4900008547","490:4900011309","490:4900009825","490:4900009726","490:4900010904","490:4900011241","490:4900010572","490:4900009418","490:4900010239","490:4900008549","490:4900011378","490:4900009743"],"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":[0.2596222177471918,0.21182897959770405,0.1710907880320257,0.1543162252241459,0.11090203640670437,0.10076844873235029,0.09168971396789653,0.08873564354066286,0.07524538253633546,0.06664981262907206,0.04665048012026372,0.04324012685673687,0.039257139598866383,0.03875986969811009,0.037217931940578354,0.03363965129950206,0.028578556199002726,0.028435147215207682,0.025470212982584825,0.025345234131787783,0.019548379272493303,0.0178648882550715,0.016125176664170057,0.0159308029169115,0.015509456226186009],"twin_dists":[0.21328915906221863,0.2288133442442969,0.24405077997707061,0.25108143734134325,0.27237179025821956,0.2782425621251909,0.28390842613263784,0.28584744020096237,0.29541811341217056,0.30226472911174457,0.3215579035720552,0.32551564657529564,0.33048512122904267,0.3311351127045114,0.333196513835975,0.3382750402677908,0.3463097115958435,0.34655465033733573,0.3518733769374295,0.35210909208426444,0.36433730907065454,0.36848292215569844,0.373143368369524,0.3736911622432773,0.37489909562902074],"n_dims_used":45,"mean_confidence":0.8876047770182292},"coverage":{"mean_confidence":0.8876047770182292,"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}}