{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002563},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003015","490:4900003542","490:4900002109","490:4900001953","490:4900002706","490:4900003816","490:4900003155","490:4900001254","490:4900002414","490:4900003548","490:4900004515","490:4900002110","490:4900002570","490:4900003410","490:4900002260","490:4900003161","490:4900001661","490:4900003002","490:4900002559","490:4900002259","490:4900010269","490:4900001803","490:4900002118","490:4900004237","490:4900002568"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5264556484040782,0.5154313504654119,0.45944875067190516,0.3144461178234807,0.28630683271214047,0.2449134579888863,0.23441704620744366,0.22611518991506935,0.22267570756553595,0.20179539449016518,0.20037484203345643,0.18792474879123944,0.18651440737934358,0.18351636224296075,0.17922999240911444,0.17858251640049963,0.17758164879040603,0.17688833641810073,0.1765852400438298,0.17652971249186497,0.17317524777088286,0.17009989706306922,0.16680819693722038,0.1572852350004611,0.1443418627122867],"twin_dists":[0.14711841060180034,0.1495250962524793,0.16197674852714808,0.19755805407236846,0.20540636225061384,0.21785262511324063,0.22121811593917723,0.22395052267841004,0.22510203359323755,0.2323629160237927,0.2328751655701905,0.23747603584153595,0.23801049499402469,0.23915613310464742,0.24081723906573768,0.24107059457801183,0.24146351736843472,0.24173662300832507,0.2418562561973624,0.24187818894760688,0.24321238485734417,0.24445189660099864,0.24579656155540613,0.24979792564134395,0.255530867184556],"n_dims_used":45,"mean_confidence":0.9211959838867188},"coverage":{"mean_confidence":0.9211959838867188,"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}}