{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002651},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003692","480:4800002647","480:4800002892","480:4800002648","480:4800002668","480:4800002981","480:4800002701","480:4800002700","480:4800003018","480:4800003688","480:4800003142","480:4800003698","480:4800002603","480:4800003101","480:4800002942","480:4800004059","480:4800003505","480:4800002936","480:4800004561","480:4800003836","480:4800005335","480:4800003061","480:4800003752","480:4800004988","480:4800003835"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.695138766044152,0.6600710693599215,0.5659431975042091,0.5500083165562805,0.5079207202237284,0.5047379749312811,0.46822874390171026,0.35033632368814593,0.3318148406320001,0.3292107484507355,0.3030576659492179,0.2216423405544474,0.22099636644365503,0.20949644539477488,0.19357014582501805,0.19281183498651916,0.18626940750745588,0.18479505023975246,0.18184225202148935,0.18151250619845202,0.18033234788648084,0.17724839353511004,0.17392411455245413,0.17089825980264517,0.1703012860064631],"twin_dists":[0.11075846587738625,0.1183794045575493,0.13857815490250927,0.14201190292142893,0.15117188436424364,0.15187163435577955,0.1599933854520245,0.18810396474483157,0.19291307982233605,0.19360075439947014,0.2006829533253496,0.22545030983736275,0.22566857413836228,0.22962812090836193,0.23536434376307602,0.23564547472566125,0.23810362840100366,0.23866591126128833,0.239801606318341,0.23992923803530514,0.24038737937365237,0.24159469656412827,0.24291294413757472,0.24412858551857392,0.24437023809432545],"n_dims_used":42,"mean_confidence":0.9109579722086588},"coverage":{"mean_confidence":0.9109579722086588,"n_dims_used":42,"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}}