{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004269},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004405","490:4900002897","490:4900001556","490:4900004683","490:4900004956","490:4900003447","490:4900004131","490:4900004962","490:4900004266","490:4900003988","490:4900002285","490:4900001822","490:4900003185","490:4900003848","490:4900003198","490:4900007612","490:4900004401","490:4900004684","490:4900003035","490:4900003699","490:4900002920","470:4700005331","490:4900002594","490:4900001669","490:4900004135"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490],"twin_sims":[0.6243058337065411,0.5863134649801627,0.5658700813931375,0.5451234875426905,0.5090687851795083,0.481345016942654,0.4674864477091234,0.4566284576952094,0.43877061636126125,0.43314217905452007,0.4174454255841948,0.4093078951672492,0.3812625625911925,0.37649247779860245,0.3708457525943719,0.36003384006585964,0.3459299391357631,0.34511241985316016,0.32025361218497583,0.3167574961645625,0.31542922706125504,0.30475506029015687,0.2876023968301289,0.28575294178739213,0.27449121295016216],"twin_dists":[0.1260672472053809,0.13420512251233993,0.13859388011681126,0.14306757148554577,0.15091975748535727,0.15705375178041794,0.1601605647366518,0.16261667707382832,0.16670325307316444,0.1680045089804885,0.17167043975642593,0.1735939151804333,0.1803588660638736,0.18153249947421132,0.18293125256999734,0.18563941856218938,0.18923555249142415,0.18944633117764353,0.195989341980678,0.19693176420013245,0.19729135364405592,0.20021296167498456,0.205035277840614,0.20556531892248806,0.20883850104702315],"n_dims_used":45,"mean_confidence":0.9230193244086371},"coverage":{"mean_confidence":0.9230193244086371,"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}}