{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004420","490:4900003036","490:4900002138","490:4900003310","490:4900002749","490:4900004543","490:4900002139","490:4900003445","490:4900003987","490:4900002143","490:4900003184","490:4900001680","490:4900003046","490:4900003444","490:4900003855","490:4900004963","490:4900002290","490:4900002741","490:4900004275","490:4900003700","490:4900004128","490:4900003040","490:4900001973","490:4900002444","490:4900004402"],"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":[0.7183597156895257,0.7138156860577922,0.638763729193105,0.6307549954975372,0.6185109361374437,0.5817868059077118,0.5522829833215365,0.5520327759284518,0.5335609227622632,0.5335002970088508,0.5297777675074554,0.525990795811479,0.5258866605352317,0.5044563834511224,0.4577842204549628,0.4527023042601723,0.44416457553803185,0.43147062091564675,0.4290284657514472,0.4209317514560193,0.4159952867947601,0.4040279056493914,0.3925059113965605,0.38766788472641966,0.3835043426677969],"twin_dists":[0.1056359255376928,0.10664435247397407,0.12296592229284521,0.12468461766532606,0.12730885331769795,0.13517572367401948,0.14152085207399875,0.14157485052257826,0.14557325568412743,0.14558642139359515,0.1463954146781694,0.14721965628863037,0.1472423398457373,0.15193360088018343,0.16235426135357986,0.1635099199232049,0.16546235173024162,0.16839226293072534,0.1689598705656517,0.17085131404230158,0.17201201439636404,0.17485093724987086,0.1776200335417019,0.17879394521248881,0.17980974641520675],"n_dims_used":45,"mean_confidence":0.9217315673828125},"coverage":{"mean_confidence":0.9217315673828125,"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}}