{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001260},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012646","470:4700005536","469:4690002132","488:4880006273","488:4880006294","466:4660000939","470:4700001160","496:4960012553","488:4880006320","466:4660000940","470:4700000296","469:4690003145","466:4660000851","469:4690001656","496:4960012616","488:4880005321","466:4660010111","496:4960012666","469:4690004058","469:4690002428","466:4660009409","488:4880006296","466:4660001388","466:4660001027","466:4660000756"],"twin_admin_codes":[496,470,469,488,488,466,470,496,488,466,470,469,466,469,496,488,466,496,469,469,466,488,466,466,466],"twin_sims":[0.5988399369781782,0.5967992694976078,0.5958985501241496,0.590477618314301,0.5807831858684355,0.5537957841788033,0.550191772189747,0.5270150090093348,0.5211036677082173,0.5128496691855338,0.5032358562128213,0.502935747184218,0.47976727599642394,0.47654276986666566,0.47359584205871613,0.47293462180695406,0.4663986300932951,0.46417829608357836,0.45955089436463836,0.4582336510758632,0.45200086925879496,0.4510114369358714,0.44981894945831385,0.44901933003254163,0.4487605478370127],"twin_dists":[0.13152136536776662,0.13195841715958276,0.13215133944580237,0.13331267195546095,0.13539099373522348,0.14119444891980507,0.14197228671351322,0.14699660704875048,0.14828530464819126,0.15009046920814031,0.1522022959979615,0.15226839109034868,0.15740596416327018,0.1581269540025203,0.15878726704838717,0.1589356113322372,0.16040572646743237,0.16090673712810213,0.16195359845973217,0.16225228272685221,0.16366980307822176,0.16389548792749517,0.16416773372955276,0.16435043862182466,0.16440959385993653],"n_dims_used":43,"mean_confidence":0.9145128117051236},"coverage":{"mean_confidence":0.9145128117051236,"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}}