{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001131},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000721","489:4890000834","489:4890001197","489:4890001133","489:4890001196","489:4890000552","489:4890000610","489:4890000770","489:4890000711","489:4890000553","489:4890001007","489:4890001258","489:4890001134","489:4890000829","489:4890001198","489:4890000943","489:4890001006","489:4890001261","489:4890000665","489:4890000719","489:4890000778","489:4890000606","489:4890000885","489:4890001012","489:4890000503"],"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":[0.7838787882471643,0.7094190952016571,0.7008006007887694,0.6973111788775136,0.695661682686259,0.6539101094158557,0.6396699019649272,0.6342559017910929,0.6289708235304444,0.6288998777109122,0.6263027702334657,0.6216499490102333,0.6163372126867419,0.6144219185087099,0.6121784628450154,0.611402240521905,0.6107492667381093,0.6061988387270527,0.6043007691144786,0.6029376349330362,0.5940417187922302,0.5913423247984436,0.5814268825308486,0.5814265936026384,0.5786381465590252],"twin_dists":[0.09063357464739775,0.10761710978676539,0.10951613788590768,0.11028225587481784,0.11064389002210993,0.1197081245177006,0.12277131029325843,0.12393357934006952,0.1250672308605134,0.12508244328904372,0.125639234656839,0.12663636671669415,0.12777445744638302,0.12818466140741858,0.12866510608520185,0.12883132866970062,0.12897115576117588,0.12994553908451772,0.13035196885550596,0.13064385929354025,0.13254908075535515,0.13312739319732161,0.13525292158629124,0.13525298355834445,0.13585119193178627],"n_dims_used":45,"mean_confidence":0.9187764485677083},"coverage":{"mean_confidence":0.9187764485677083,"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}}