{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003330","490:4900003895","490:4900001722","490:4900002178","490:4900004149","490:4900003896","490:4900002491","490:4900001452","490:4900001596","490:4900003216","490:4900001202","490:4900004172","490:4900001333","490:4900003755","490:4900003623","490:4900003074","490:4900001572","490:4900002343","490:4900002495","490:4900001710","490:4900001201","490:4900002331","490:4900002327","490:4900001331","490:4900002608"],"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":[0.8018515951795276,0.7984310818676889,0.7972925531761005,0.7454905398790312,0.740505932519712,0.735185166530628,0.7282777681282779,0.7129381259575629,0.6898280565050413,0.6630170759992168,0.6538918765132229,0.6462334944759472,0.6293388943907408,0.6289200528736485,0.6174574650896529,0.6152602664198986,0.6150906374713616,0.6117741665709409,0.5972336679138321,0.5904750426929148,0.5884432231629962,0.5742403997375122,0.5737188770897254,0.5687191694428804,0.5679616737054068],"twin_dists":[0.08631168258519556,0.0871430952938845,0.0874188636639544,0.09954061191671205,0.10067101463821755,0.101872091500474,0.1034232798321156,0.10683874164925151,0.11192030015508744,0.11774317208592788,0.11971205332524237,0.12136065770322628,0.12498830576673275,0.12507811728006277,0.12753451077808112,0.12800511473442883,0.12804144425946445,0.12875168376812318,0.1318653780242786,0.13331322384846572,0.13374863313038873,0.13679515883296775,0.1369071479825382,0.1379813004203981,0.13814413363209255],"n_dims_used":45,"mean_confidence":0.9177643669976129},"coverage":{"mean_confidence":0.9177643669976129,"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}}