{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003572},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003030","490:4900001542","490:4900004541","490:4900003175","490:4900004419","490:4900003038","490:4900004124","490:4900003704","490:4900001979","490:4900003992","490:4900001265","490:4900004002","490:4900002892","490:4900004399","490:4900004540","490:4900003573","490:4900004406","490:4900003861","490:4900001553","490:4900004548","490:4900004549","490:4900003186","490:4900001974","490:4900005757","490:4900002431"],"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":[0.7432089605296653,0.6967818670175001,0.6931032245348089,0.6160455705853068,0.5699193430565198,0.5508439598317049,0.5124480692825829,0.4908751047442674,0.4886443498464856,0.4438676121901032,0.4257272508060442,0.4176443628185463,0.40146141755671966,0.39723771978664374,0.39478746826222355,0.39331415379337104,0.38839577571894296,0.3812625625911925,0.3774848213544969,0.37571357544117523,0.3666855195653026,0.3633942757401873,0.3600829049193774,0.3598962635313314,0.35959001573414384],"twin_dists":[0.10005866896421549,0.11039833748556256,0.11120416616601236,0.12783692177902575,0.13772335849051356,0.14183146787769668,0.15017848100342807,0.15493384599243157,0.15542892851815587,0.16553051700757426,0.16972924966737138,0.17162362052226945,0.17546459923418062,0.17647839163287785,0.17706877400815263,0.17742458005495054,0.1786168898462474,0.1803588660638736,0.1812877508838093,0.18172482620603023,0.18396854697012646,0.18479335770340377,0.18562703659725713,0.18567414185564646,0.185751460873775],"n_dims_used":45,"mean_confidence":0.9212240431043837},"coverage":{"mean_confidence":0.9212240431043837,"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}}