{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003309},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001354","466:4660001562","490:4900001482","470:4700003306","466:4660000247","466:4660001071","466:4660004104","470:4700006884","490:4900008763","470:4700005398","466:4660011571","466:4660014413","466:4660010078","466:4660000508","466:4660002981","496:4960000260","470:4700005094","466:4660000169","466:4660014308","469:4690000718","466:4660000207","470:4700001223","474:4740004535","466:4660000488","466:4660011201"],"twin_admin_codes":[466,466,490,470,466,466,466,470,490,470,466,466,466,466,466,496,470,466,466,469,466,470,474,466,466],"twin_sims":[0.4303044483226768,0.39380829963692265,0.3837592045080935,0.35948122925543297,0.3394548715294534,0.3274152495473555,0.30126917049746976,0.2947368410944031,0.28137795863119863,0.27831561060399984,0.27780552432801736,0.27543172673619143,0.2697706047706427,0.26654261584646105,0.258856833061603,0.25751947968643274,0.25013293422445404,0.25000913596030416,0.2451436151256431,0.2422091012847027,0.2325602045594747,0.2243556449061341,0.21999569252188864,0.21881602272538603,0.21758841654046757],"twin_dists":[0.16866314206788152,0.1773051749300681,0.17974741600219293,0.18577893452208016,0.19091233930556653,0.19407664305831598,0.20117982830140302,0.20300943498401663,0.2068274322432458,0.20771795323406883,0.2078668627227266,0.20856204988581367,0.21023492900218288,0.21119853045887466,0.21352251575627354,0.21393130486590253,0.21621373940627728,0.21625235625179576,0.2177798864667062,0.21871063184708284,0.2218236581742653,0.22453813667062691,0.2260075299830459,0.22640844566486298,0.22682719553266745],"n_dims_used":43,"mean_confidence":0.9110338965127635},"coverage":{"mean_confidence":0.9110338965127635,"n_dims_used":43,"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}}