{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002919},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004577","490:4900003593","490:4900002750","490:4900003323","490:4900002301","490:4900004441","490:4900004147","490:4900004303","490:4900003744","490:4900003062","490:4900001837","490:4900004320","490:4900001840","487:4870011672","490:4900003879","490:4900003058","490:4900002905","490:4900002768","487:4870011451","490:4900004162","490:4900003457","490:4900003870","490:4900003209","490:4900003065","490:4900003359"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,487,490,490,490,490,490,490],"twin_sims":[0.5214513258304219,0.4580633810086007,0.4562465225163233,0.40291757300632364,0.4019245644285226,0.3922798510557421,0.3512294716463148,0.34362426501465215,0.3258431730766116,0.3139408051937387,0.3090377301304572,0.3076156095024421,0.2778346390253832,0.273411153658986,0.2675733509469126,0.2620950771470411,0.25933321536682696,0.25157004261198734,0.2484370355895537,0.2442218280852848,0.24300006442605476,0.24164630668531206,0.24076659573564865,0.233961758877372,0.23375838786516528],"twin_dists":[0.1482094217107986,0.1622909138386184,0.16270344818033317,0.17511620814202522,0.1753537277288549,0.17767473414878768,0.18787551073600092,0.18983069873421185,0.19449449904417207,0.19769532077610652,0.1990338196447074,0.19942431969934876,0.20785835878716935,0.20915668727966405,0.2108900581980257,0.21253815616918514,0.2133772214914673,0.21576634763709487,0.21674381500327206,0.21807147275144328,0.21845904653316242,0.21888996653199436,0.21917082974489308,0.22136629950239417,0.2214325522963687],"n_dims_used":45,"mean_confidence":0.9165301852756076},"coverage":{"mean_confidence":0.9165301852756076,"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}}