{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000410","480:4800000353","480:4800001080","480:4800000321","480:4800000446","480:4800000890","480:4800000467","480:4800000308","480:4800000472","480:4800000548","480:4800000648","480:4800000310","480:4800001130","480:4800000440","480:4800000604","480:4800000588","480:4800000886","480:4800000351","480:4800000380","480:4800000437","480:4800000662","480:4800000839","480:4800000466","480:4800000726","480:4800000649"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7059835030171392,0.44858270147336066,0.43705146749561513,0.4147396593990969,0.4122723588743795,0.37153709363119847,0.36104726668688003,0.34999704634826184,0.3190485515678639,0.3156340388285203,0.29354761980070043,0.29280842726647777,0.28363607301862154,0.2799161537606777,0.2759054612527155,0.26939645809232676,0.2617744130301695,0.26137989280890417,0.2587522607425712,0.23924130638755542,0.23819278967074556,0.2301577542176478,0.2210620727684544,0.2159570524440056,0.21024395423306289],"twin_dists":[0.10837532346890585,0.16445025534402677,0.16710000154976357,0.17230818627090877,0.17289129436344383,0.18275943866365507,0.1853838455336675,0.18819082668877232,0.19631352438260166,0.19723585111822237,0.20334507867400423,0.20355411282760033,0.2061745353836425,0.2072517821904851,0.2084230210052334,0.2103462498382701,0.2126352896300275,0.21275489750166052,0.21355443234007143,0.21965938812860172,0.21999640954945837,0.22261186625835822,0.2256463535538699,0.22738613670814484,0.2293663410324599],"n_dims_used":43,"mean_confidence":0.910472781159157},"coverage":{"mean_confidence":0.910472781159157,"n_dims_used":43,"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}}