{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009522},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009419","490:4900009822","490:4900010477","490:4900009924","490:4900009520","490:4900009620","490:4900010825","490:4900009621","490:4900009927","490:4900011061","491:4910004957","491:4910005212","490:4900010748","490:4900011518","490:4900010820","490:4900008769","490:4900010123","490:4900011361","490:4900010667","490:4900011226","491:4910005416","490:4900010492","491:4910003733","490:4900009836","490:4900011140"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,491,490,490,490,490,490,490,490,490,491,490,491,490,490],"twin_sims":[0.1295912183918526,0.12189144068362755,0.03757271297682294,0.020841964610405137,0.017377075677343753,0.012161111147005447,0.010274270240195144,0.010186715825482797,0.00935882530032489,0.007250555876223497,0.006527601490338092,0.004741321474782003,0.004468071412825405,0.004433869970483459,0.004336772819564206,0.0040400061799621715,0.0037583857837931584,0.003756623132361263,0.0037543936172740864,0.003317032983795884,0.00323013540382306,0.0032279460078858953,0.0032071901595597924,0.0031179143695663973,0.003057660892002233],"twin_dists":[0.262550214664827,0.26645639680323263,0.33271588817149234,0.3613586619077281,0.3697480547623602,0.38568620879173965,0.3929905219900743,0.39335767486113943,0.3969757905768311,0.4076767041304609,0.41199969237742007,0.42488769071120797,0.42723765337645037,0.4275409139050252,0.42841358343436,0.4311953876303085,0.4340127003488078,0.4340309310374687,0.4340540015457713,0.43884066818644885,0.4398598378357792,0.4398858377162767,0.44013312393118686,0.44121370082494793,0.4419590855439771],"n_dims_used":45,"mean_confidence":0.8861768934461806},"coverage":{"mean_confidence":0.8861768934461806,"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}}