{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000740},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007832","490:4900000533","494:4940007935","490:4900013291","490:4900000439","490:4900012966","490:4900000529","490:4900000985","490:4900013292","494:4940008347","490:4900000448","490:4900012444","490:4900000528","490:4900012661","490:4900000534","490:4900000370","494:4940007941","490:4900000630","490:4900000739","490:4900000530","490:4900012369","490:4900000863","490:4900012729","494:4940008449","490:4900000983"],"twin_admin_codes":[494,490,494,490,490,490,490,490,490,494,490,490,490,490,490,490,494,490,490,490,490,490,490,494,490],"twin_sims":[0.15333784882624027,0.14392713999119486,0.07362389137314528,0.06937163350103485,0.06878248852265866,0.05128916467868476,0.05038312529290906,0.04761940887360826,0.04361059892864681,0.042375903536479916,0.0379198195181137,0.03649124232508886,0.035468549388678834,0.034310918077642326,0.033547583933927566,0.03328900290928103,0.03296397432166962,0.03295008634862728,0.03246418399085756,0.03161944719449178,0.028646324083504635,0.025374852001134932,0.02509435297637893,0.0235232788447092,0.022692309118189816],"twin_dists":[0.25150834975687203,0.2557207270600252,0.296659353638016,0.30002284112046607,0.3005019538454082,0.3165462913957832,0.31749459278954006,0.32047775704138043,0.32507327656704543,0.32656011489289194,0.332249367820965,0.3341932257223671,0.33562487094315474,0.3372884025242998,0.3384116681244941,0.33879711954799135,0.33928526008009086,0.3393062089254982,0.34004394072002975,0.34134923777525195,0.34619433317036674,0.3520531409577373,0.352585311349823,0.3556647755816296,0.35736631785037326],"n_dims_used":45,"mean_confidence":0.9109502156575521},"coverage":{"mean_confidence":0.9109502156575521,"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}}