{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002787","489:4890002873","489:4890002376","489:4890002459","489:4890002456","489:4890002541","489:4890003270","489:4890002619","489:4890002789","489:4890002703","489:4890002875","489:4890002620","489:4890003031","489:4890003032","489:4890002704","489:4890002874","489:4890002621","489:4890002876","489:4890002785","489:4890002786","489:4890003117","489:4890002790","489:4890003114","489:4890002133","489:4890003191"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7494092209905364,0.7266754191890252,0.7263959563762876,0.6880822571030766,0.668149655280527,0.6071177755147964,0.5689677665815183,0.5184991003443558,0.5166493343220291,0.5162555336763098,0.5156245110396926,0.5124806373075891,0.5103934899552158,0.5060208151900218,0.4960819275771939,0.49423408344940895,0.49154933025989483,0.4824638857869479,0.48155893103869246,0.47897000537357964,0.46814752090316814,0.4628247636813298,0.4441443925099759,0.43794546472286733,0.43430762513588406],"twin_dists":[0.09864821644216953,0.10378188402377947,0.10384438149922859,0.11230154447718473,0.11663323296580957,0.1297487700170677,0.13792786676139088,0.14885417905419923,0.14925860751433742,0.14934475232370872,0.14948282342573851,0.15017134297838,0.15062902183030683,0.1515894519300403,0.1537808468934892,0.1541896278341218,0.15478434397005975,0.15680419866757384,0.1570060261352706,0.15758408597112158,0.1600116740099264,0.16121256617432103,0.1654669840090766,0.1668936064791072,0.1677345150794629],"n_dims_used":45,"mean_confidence":0.9197781880696615},"coverage":{"mean_confidence":0.9197781880696615,"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}}