{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011707},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011905","490:4900011768","490:4900011174","490:4900011319","490:4900012042","490:4900011906","490:4900012098","490:4900011978","490:4900010923","490:4900011645","490:4900011969","490:4900011702","490:4900011901","490:4900011176","490:4900011455","490:4900011765","490:4900011367","490:4900011829","490:4900011839","490:4900010999","490:4900010941","490:4900012184","490:4900011177","490:4900011892","490:4900011778"],"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":[0.7357193183755552,0.6843412988657172,0.537338071221683,0.3889792184584395,0.3760679807533368,0.31143932756127907,0.31033295037128494,0.30743144735352984,0.26685459250267735,0.25933384540053633,0.2538970282963829,0.25158451671214077,0.2411304021817952,0.24029125440931234,0.2254493580986422,0.22193325369550432,0.20553537426081953,0.1992222690696097,0.19006864577655164,0.1854149002425219,0.1818910544888179,0.1757669676071087,0.1738343677740046,0.16665905814475332,0.1502091379725254],"twin_dists":[0.10175176554924226,0.11311739959923492,0.14475358795625964,0.17847508360362097,0.18163729223659889,0.19837669920418938,0.19867906210166678,0.19947496468689152,0.211105085840812,0.2133770294456086,0.21504536618617598,0.21576184995593214,0.21905459757059206,0.21932286795098724,0.2241725239304618,0.22535215376738188,0.23102602422153032,0.23329262349942614,0.23666894785415188,0.23842913306718747,0.23978273069058026,0.24217996277924708,0.24294878150844781,0.2458579356536577,0.2528871183768018],"n_dims_used":45,"mean_confidence":0.8918799506293402},"coverage":{"mean_confidence":0.8918799506293402,"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}}