{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009945},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009540","490:4900008347","490:4900009845","490:4900009660","490:4900010321","490:4900008567","490:4900010331","490:4900009847","490:4900010047","490:4900008348","490:4900009946","490:4900009862","490:4900010065","490:4900010669","490:4900009761","490:4900009342","490:4900009964","490:4900010753","490:4900008669","490:4900009646","490:4900009662","490:4900008236","490:4900009438","490:4900012117","490:4900009535"],"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":[0.1613815116315874,0.15935682532533302,0.1151869900447075,0.10685289368285214,0.08453004078239187,0.07586412728854919,0.07332461077517345,0.07317443308440362,0.07252926499112697,0.06989942598793449,0.05336990023370353,0.04957716688793575,0.048674326482978904,0.04699657195298047,0.039147328823862466,0.039053399293718316,0.03800350141369066,0.0358670604575563,0.03389804364827585,0.033604564872653,0.03249720411238961,0.02920196468889336,0.029194342401995352,0.027113297488498483,0.025074646829333098],"twin_dists":[0.24805578831555192,0.24891280914543762,0.27001392986427086,0.2746654865570742,0.2886983536692824,0.2949501554559213,0.2968908606860011,0.2970073179208818,0.2975098322397618,0.29959642215665927,0.31442011784350343,0.3183501540644833,0.31932243995255527,0.3211699499779173,0.330628055475463,0.330750587350406,0.33213743867937107,0.3350628845064632,0.337893282047475,0.33832707083751956,0.33999350964087455,0.3452570672226894,0.34526982065259954,0.3488638083221999,0.3526228913369563],"n_dims_used":45,"mean_confidence":0.8865482754177517},"coverage":{"mean_confidence":0.8865482754177517,"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}}