{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001179","496:4960001158","477:4770003833","499:4990001254","472:4720007608","472:4720006828","489:4890004943","499:4990000721","499:4990001175","496:4960003904","468:4680000419","496:4960003225","468:4680004465","470:4700004656","496:4960001734","472:4720006188","496:4960001498","496:4960002642","496:4960001871","500:5000009381","479:4790003936","496:4960001383","496:4960005234","470:4700008189","496:4960000770"],"twin_admin_codes":[499,496,477,499,472,472,489,499,499,496,468,496,468,470,496,472,496,496,496,500,479,496,496,470,496],"twin_sims":[0.3486766778136934,0.34339935668396054,0.3024024691989203,0.2940097832447136,0.28678125191396886,0.2659907708390653,0.26191956860728854,0.25993619814462304,0.24478462006073493,0.23781566178518038,0.2352743886196577,0.23062242137216407,0.22870507797444917,0.22397977151807502,0.2237118172968253,0.21769392517410766,0.21766784368014253,0.2161034326388968,0.21607847228714733,0.2155020379115338,0.20837323615849698,0.20089863358321836,0.19960243727064,0.19941138174150583,0.19815175942177035],"twin_dists":[0.18852928886740383,0.18988886599297675,0.20086477969007907,0.2032145431196918,0.2052703592231123,0.2113639882201075,0.21259131082607163,0.21319355541655505,0.2178933621682917,0.22011786480235002,0.22093958551536755,0.22245899464174976,0.22309110239736607,0.22466405949196455,0.2247539138129619,0.2267911431445344,0.22680005411987567,0.2273358677942919,0.227344437889815,0.22754254154279757,0.23002266952240819,0.23268599689581174,0.23315474425267943,0.23322401352562436,0.2336818538487686],"n_dims_used":45,"mean_confidence":0.928239271375868},"coverage":{"mean_confidence":0.928239271375868,"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}}