{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005788","490:4900005784","490:4900007626","490:4900005522","490:4900007387","490:4900005781","490:4900005398","490:4900006052","490:4900005251","490:4900004717","490:4900005660","490:4900005530","490:4900005141","490:4900005668","490:4900002932","490:4900006889","490:4900005652","490:4900005528","490:4900006175","490:4900005793","466:4660000570","490:4900003224","490:4900005920","490:4900005401","490:4900007751"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490],"twin_sims":[0.6401627917622325,0.556510083148429,0.5340099090392955,0.48402117653081084,0.47015940625859975,0.43901192979211096,0.43048170324920515,0.4250429693920431,0.41002160483836203,0.40315949117651484,0.399968032822749,0.39735361002916564,0.3968810261070597,0.37453314585052006,0.3716952507493247,0.3639720332290089,0.36211036815303993,0.3545909292712008,0.3472120304134976,0.34074961306813434,0.3387694280603929,0.33627644701930587,0.33288500445626557,0.3307288695333106,0.3289870270949931],"twin_dists":[0.12266544228629256,0.14060915089409326,0.1454757616727713,0.15645716166300955,0.1595589852018796,0.16664761133835515,0.16862195000071098,0.16988903583347156,0.1734245523139033,0.17505838322863548,0.17582249157616117,0.17645050965923567,0.17656423179654876,0.1820166704781649,0.18272015529723049,0.18464829548377767,0.18511613741285265,0.18701840182083518,0.18890552427532675,0.19057569530602422,0.19109083968821428,0.19174169807230176,0.19263133345000275,0.19319949620622498,0.19365997260952325],"n_dims_used":45,"mean_confidence":0.9161473592122396},"coverage":{"mean_confidence":0.9161473592122396,"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}}