{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003504},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003242","490:4900004209","490:4900002822","490:4900003772","490:4900003374","490:4900003239","490:4900003375","490:4900002817","490:4900003773","490:4900002964","490:4900003498","490:4900002966","490:4900003777","490:4900003373","490:4900003107","490:4900003778","490:4900004608","490:4900003640","490:4900004472","490:4900004471","490:4900003368","490:4900002967","490:4900005555","490:4900004336","490:4900003369"],"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":[0.6530565969720012,0.513577669537619,0.48971087961203363,0.475848506985922,0.44786118938834024,0.4457453725368315,0.42437989192115066,0.41558033040273457,0.3937239858468189,0.3835232312027056,0.3396531907828986,0.33857188654151454,0.3382015358449941,0.32557668793204964,0.3242602750333383,0.3233467139663303,0.32287722511293876,0.3033472877520789,0.29410060789903836,0.2908461846789339,0.26852064239919,0.24577482689639865,0.23663605877761412,0.21731282149527567,0.2162627122315335],"twin_dists":[0.11989201786003258,0.14993096988478005,0.1551921439741533,0.1582823955065143,0.1646152788759181,0.16509978740331582,0.1700439726972592,0.17210984982785643,0.17732554354878138,0.17980512625180586,0.19086072995442305,0.1911423186950061,0.19123887509670032,0.19456544100704204,0.19491636157599757,0.19516035830019485,0.1952859002119907,0.20060265201213753,0.20318890446670626,0.2041105332296812,0.2106072082843913,0.2175806243999478,0.22049857256226194,0.22692142206052385,0.22728119510622175],"n_dims_used":45,"mean_confidence":0.8992228190104167},"coverage":{"mean_confidence":0.8992228190104167,"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}}