{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003592},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003068","490:4900002452","490:4900002151","490:4900003456","490:4900003357","490:4900004151","490:4900002603","490:4900002302","490:4900004009","490:4900003865","490:4900002611","490:4900001996","490:4900004022","490:4900003458","490:4900003346","490:4900002775","490:4900004148","490:4900001994","496:4960006223","490:4900004426","490:4900003873","490:4900001992","487:4870000763","490:4900003347","490:4900004434"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,487,490,490],"twin_sims":[0.7860801794312964,0.6163884990788788,0.5863475546898135,0.5691523295099293,0.5172967203408603,0.5135735861619596,0.507719652613946,0.5010678512927976,0.49583254161994555,0.48656424488555144,0.4774213743825679,0.474264638035895,0.46872064811505887,0.4649008617735161,0.4640722027800437,0.45601038923962545,0.44762581224724357,0.4409101428001914,0.42805743542284974,0.4245507213077479,0.4216352778424575,0.4126311974513283,0.40784681735896866,0.40608906562939806,0.40232781819575075],"twin_dists":[0.09011015061351763,0.12776347275132144,0.134197814971817,0.13788819837731367,0.1491170249338903,0.14993186436342446,0.15121605619312187,0.1526800136948188,0.15383599052449595,0.15589119125153253,0.15793034501732617,0.15863729287898157,0.15988264904484525,0.1607436016664837,0.16093069751955338,0.16275710801894197,0.16466913579618409,0.16621034086413944,0.16918592463085078,0.17000404651117423,0.17068636678845403,0.17280639446227258,0.1739410344438786,0.17435936705610386,0.1752572408410136],"n_dims_used":45,"mean_confidence":0.9179145812988281},"coverage":{"mean_confidence":0.9179145812988281,"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}}