{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012938},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012981","490:4900012806","490:4900012805","490:4900012879","490:4900012678","490:4900012934","490:4900012984","490:4900012985","490:4900012804","490:4900012807","490:4900012320","490:4900012674","490:4900012390","490:4900012871","490:4900012982","490:4900012464","469:4690000621","479:4790001668","490:4900013056","490:4900012319","479:4790003255","490:4900012392","489:4890003665","490:4900012675","484:4840003743"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,469,479,490,490,479,490,489,490,484],"twin_sims":[0.37933252333861384,0.2830133325867262,0.21279506769662565,0.19008272995517153,0.1848759192724878,0.1750287394661373,0.1274206796708694,0.10778880980535914,0.09916668053600175,0.07904244869648955,0.05798708223138625,0.050121310235005434,0.04055667316931277,0.036478986082479826,0.035855694885590164,0.033183952670754184,0.03282527784859491,0.03278245999269727,0.032230677571271356,0.031310512430571966,0.030848263632900007,0.027903543071486268,0.026558346401718273,0.024736121039837744,0.024073372739853785],"twin_dists":[0.18083287162289663,0.20635427598855674,0.2284776623484683,0.2366636668536195,0.23863498821006665,0.24247292650148197,0.2636331317835808,0.27412941447459477,0.27921221857271494,0.29259371595006645,0.3099369681596664,0.31777126309167303,0.3288187572062981,0.3342101800541224,0.33507883871851424,0.3389544415890409,0.339494811067549,0.33955965554393913,0.3404018270327255,0.34183406082595447,0.34256718617007315,0.3474719812912117,0.349862257641264,0.35327248616000734,0.3545668131987743],"n_dims_used":45,"mean_confidence":0.9114723205566406},"coverage":{"mean_confidence":0.9114723205566406,"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}}