{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000520},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000029","490:4900000035","490:4900000049","490:4900000047","494:4940008536","490:4900001074","490:4900000480","490:4900002186","490:4900000025","494:4940008445","490:4900000018","490:4900000194","496:4960006774","490:4900004447","496:4960008673","490:4900000350","490:4900000177","490:4900000802","490:4900002048","494:4940008435","490:4900000934","494:4940006040","496:4960007932","490:4900000286","490:4900001081"],"twin_admin_codes":[490,490,490,490,494,490,490,490,490,494,490,490,496,490,496,490,490,490,490,494,490,494,496,490,490],"twin_sims":[0.546183930713917,0.541458258720294,0.4934393079639272,0.48860436681174035,0.4718212309770254,0.45563256853421724,0.454266255386117,0.44959942365295424,0.4356699531349714,0.43287416712194876,0.4323585020580075,0.429315548587141,0.4201153730616521,0.4174514414173212,0.4107060120970545,0.4021755680305563,0.39616927742484936,0.3909298467913763,0.3803090854749037,0.38011787883781695,0.3711854006063953,0.3506285340484976,0.34482941410892703,0.34280909041243235,0.34178989706282425],"twin_dists":[0.14283826037448483,0.14386075666536213,0.15436558461145014,0.15543780833636703,0.15918555570679876,0.16284298646140644,0.16315376561583483,0.16421788101075258,0.16741927783498498,0.16806663943179775,0.16818622438648034,0.1688930783530777,0.1710428663038249,0.17166902380971563,0.17326226446026877,0.17529366474491606,0.17673562368991075,0.17800170579907307,0.1805928889113963,0.1806398530152832,0.18284682253256113,0.18802918818888587,0.18951935937601905,0.19004162103512592,0.19030570860585302],"n_dims_used":45,"mean_confidence":0.9178768581814236},"coverage":{"mean_confidence":0.9178768581814236,"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}}