{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006724},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009567","490:4900008941","490:4900009161","490:4900009463","490:4900008384","490:4900008715","490:4900008604","490:4900007936","490:4900009361","490:4900008493","490:4900009466","490:4900010171","490:4900009569","490:4900008709","490:4900008937","490:4900008942","490:4900008385","490:4900007714","490:4900005068","490:4900008827","490:4900007099","490:4900008499","490:4900008611","490:4900009464","490:4900009265"],"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":[0.2759572310960595,0.2593868309843837,0.2297294607078055,0.2163079248944228,0.2109221693641527,0.2096599077210427,0.20023407427275056,0.1988966732007642,0.1936884966169188,0.18372825890903505,0.15588840362625725,0.15569011468123206,0.14206501005990474,0.13808927095507778,0.12748626701058732,0.12536435680480068,0.1218393872526361,0.12008026865897886,0.11866546553165261,0.1185230048511833,0.11727471337720491,0.11566990806911742,0.11185795245202315,0.11091244665918479,0.1080973236964564],"twin_dists":[0.20840783674500074,0.21336087951632549,0.22275295165382952,0.22726568081075824,0.22912937460540508,0.2295708217228994,0.2329260622747121,0.2334108548871406,0.23532053636098452,0.23907473040442587,0.2503995533748382,0.25048527706493756,0.2565782508940388,0.258437497278511,0.26360020546507174,0.26467202845082033,0.26648343441992073,0.2674023823789965,0.268148954984196,0.268224506275961,0.2688895063047265,0.26975245313527707,0.27183977370221435,0.27236597737550455,0.2739534959015478],"n_dims_used":45,"mean_confidence":0.9407072279188368},"coverage":{"mean_confidence":0.9407072279188368,"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}}