{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000486},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000273","490:4900000323","490:4900001032","490:4900000198","490:4900000591","490:4900000886","496:4960008578","490:4900000500","490:4900004045","490:4900001320","487:4870006277","490:4900000339","490:4900001159","490:4900000510","490:4900000580","490:4900000784","487:4870004843","490:4900001457","496:4960008864","490:4900000610","496:4960008767","496:4960008364","490:4900000942","496:4960008492","496:4960008254"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,487,490,490,490,490,490,487,490,496,490,496,496,490,496,496],"twin_sims":[0.46526648392302944,0.4504746631473006,0.41165188690249305,0.3931510090381728,0.38257529589420347,0.37739666744380085,0.362984747399381,0.355018311812527,0.3180667007802397,0.309863947294448,0.29293019192949293,0.2917965903356398,0.2914656249380127,0.2906722224787196,0.2736636188235972,0.2715338895673132,0.27135385836153436,0.26669636445094164,0.264460214650426,0.2485197372626469,0.24846957516638787,0.24727852053122884,0.24600655415638759,0.24111772770786022,0.23624876839094516],"twin_dists":[0.16066108780622154,0.16401800051692597,0.17303817180335587,0.17746401754532345,0.18003712723218057,0.18130948019751023,0.1848962519645429,0.18690972995819063,0.19657816876000933,0.1988074226318668,0.20351965784920567,0.20384075530672793,0.20393464230584912,0.20415997011692047,0.20908224185111615,0.20971157436063112,0.20976491249574386,0.2111524705089894,0.21182401123745806,0.2167179118513582,0.21673362255976494,0.2171072585259084,0.21750755501100208,0.21905864501314737,0.2206238376354472],"n_dims_used":45,"mean_confidence":0.9093076917860243},"coverage":{"mean_confidence":0.9093076917860243,"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}}