{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001065},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000558","489:4890001071","485:4850004180","496:4960000367","496:4960000492","481:4810006029","485:4850004108","489:4890000557","496:4960002456","493:4930005610","489:4890000265","496:4960003161","489:4890000261","485:4850003250","489:4890000828","493:4930005405","489:4890000290","489:4890000306","489:4890000692","493:4930005873","470:4700006586","496:4960003022","489:4890000612","481:4810001817","493:4930003139"],"twin_admin_codes":[489,489,485,496,496,481,485,489,496,493,489,496,489,485,489,493,489,489,489,493,470,496,489,481,493],"twin_sims":[0.5657844163287518,0.40986395381492297,0.36515470034714814,0.3473116961318144,0.32395927224022103,0.30295574473998504,0.2852156810384232,0.28484747833754204,0.2729678350897425,0.2652946023072807,0.26412741068183415,0.2600821725297231,0.2595729390808412,0.2547917653083701,0.2528273284103696,0.25155245811749505,0.247443863090627,0.24477259143807747,0.24007103461585422,0.23796571595269964,0.23719409937061278,0.2328906756069891,0.21914775012295318,0.20288610408247545,0.20280774836991897],"twin_dists":[0.13861230457225737,0.17346195164572023,0.1843517159452728,0.18887989589220544,0.19499671202724186,0.20071122287912443,0.20571968000405458,0.2058255698082287,0.2092875127061791,0.2115730231047258,0.21192425821977087,0.21314913252292245,0.21330417048780706,0.21476926379349237,0.21537627200350462,0.21577181206406595,0.21705532134103284,0.2178971661843842,0.21939337157624958,0.22006952434846772,0.22031831530748616,0.22171565532876872,0.22629556057524616,0.2319712879268704,0.23199937389552377],"n_dims_used":45,"mean_confidence":0.9155003017849392},"coverage":{"mean_confidence":0.9155003017849392,"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}}