{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007383},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004996","490:4900006304","490:4900003762","490:4900001731","490:4900007013","490:4900006888","490:4900002620","490:4900001487","490:4900005403","490:4900000719","469:4690003349","496:4960008033","488:4880003310","478:4780003494","466:4660010115","493:4930001909","466:4660004097","490:4900003601","490:4900003750","466:4660008572","469:4690001752","466:4660001139","490:4900002610","469:4690000151","480:4800003548"],"twin_admin_codes":[487,490,490,490,490,490,490,490,490,490,469,496,488,478,466,493,466,490,490,466,469,466,490,469,480],"twin_sims":[0.38614625391730184,0.3436113636092739,0.340511507399626,0.2826750355523636,0.24731901964688416,0.23550289913317782,0.20654281427451193,0.20099376319036627,0.19602058465152708,0.17559362711987292,0.1708212035509393,0.16901805403975423,0.1517182946191791,0.14207213262290627,0.13100303868832808,0.13029649689217346,0.12561296143266149,0.12440407937364652,0.11901454670199862,0.1170151103346891,0.11543075860355995,0.1142992678284363,0.11165126662002918,0.11146549221828299,0.11062694803883784],"twin_dists":[0.17916458169330196,0.18983403483206213,0.1906375533019763,0.2064520182463327,0.21709453493610337,0.22086545999926885,0.23066875701700873,0.23265167704508,0.23446108508682958,0.24224867355792531,0.24415974351411532,0.24489175072813266,0.2522194511943585,0.25657495503273275,0.2618531693256376,0.26220129138197873,0.26454574450615803,0.2651616149791186,0.2679641194958334,0.26902848497233356,0.26988183592689896,0.27049679509942004,0.2719545067256466,0.27205777163332523,0.2725255472561792],"n_dims_used":45,"mean_confidence":0.9136678059895833},"coverage":{"mean_confidence":0.9136678059895833,"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}}