{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001278},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000789","477:4770003229","489:4890003268","477:4770003143","477:4770001273","489:4890003269","477:4770001565","489:4890002784","477:4770003299","477:4770003057","468:4680001299","489:4890003192","477:4770000911","489:4890002454","477:4770003449","477:4770003896","489:4890003189","477:4770001336","467:4670003533","478:4780004536","467:4670002019","477:4770003146","477:4770003131","489:4890003034","478:4780003961"],"twin_admin_codes":[477,477,489,477,477,489,477,489,477,477,468,489,477,489,477,477,489,477,467,478,467,477,477,489,478],"twin_sims":[0.2820461201741931,0.15920174291758785,0.1587889272754441,0.11832587509544695,0.1059080274850485,0.0977651999164473,0.08635624674962177,0.08345635020506732,0.08112615209543418,0.07982097015445791,0.07619483914717849,0.06731181885012412,0.06569049592607717,0.06483610984448024,0.06246085035045021,0.05993256004926333,0.05885125091850785,0.05789465180817302,0.05566509052432551,0.054864729407512906,0.052126258401832125,0.05183399602947982,0.051534288888530726,0.05152746029609949,0.051392712744183465],"twin_dists":[0.20663391527845584,0.24897877909820867,0.24915461357705584,0.26832916500623266,0.27521039597900404,0.2800707466292167,0.287446842254955,0.2894442589105958,0.2910898357216232,0.29202815060835813,0.29470129795882427,0.30171268705956567,0.3030726849745797,0.30380041638082733,0.305865602198479,0.30813582764997666,0.309130865159409,0.31002377292017086,0.31215311109213645,0.31293470427001596,0.3156824545924407,0.31598273531689175,0.3162921299408155,0.31629919666489176,0.3164388027635249],"n_dims_used":45,"mean_confidence":0.9208853827582465},"coverage":{"mean_confidence":0.9208853827582465,"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}}