{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002567","490:4900002262","490:4900002265","490:4900003964","490:4900001949","490:4900002103","490:4900002260","490:4900003002","490:4900002424","490:4900003823","490:4900002110","490:4900002568","490:4900003425","490:4900002259","490:4900002118","490:4900010178","490:4900002862","490:4900001254","490:4900002570","490:4900003160","490:4900002272","490:4900003292","490:4900001960","490:4900002104","490:4900001952"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5320875031421195,0.40083351226219693,0.39150378009418396,0.3667036202263308,0.3312946038238462,0.31044390122456406,0.30449001777742013,0.27849171101515363,0.26044692078138565,0.23865744379369314,0.2027554160905873,0.1959923165935086,0.1850866469144916,0.18471015746877514,0.16728849989773487,0.15804598220789373,0.14850021165266084,0.14707502863907645,0.14602966941627055,0.1457785153599438,0.1447619367190103,0.13955239684131052,0.13524483695362916,0.13459491217361716,0.129633871013563],"twin_dists":[0.14589331591092608,0.17561500423297313,0.17786263459694027,0.1839640211278722,0.19305022407754374,0.1986487124370602,0.20028624911593512,0.20766658285078324,0.21303820088448122,0.2198469383263405,0.23201813612591268,0.2344714602019259,0.23855445395820996,0.23869838317657924,0.24559917403965248,0.24947190386978932,0.25364915596249865,0.2542896310738447,0.25476233605698256,0.25487627919911127,0.2553389694985802,0.2577486826199777,0.2597923838664915,0.26010495444807274,0.26252907240048157],"n_dims_used":45,"mean_confidence":0.9191415574815538},"coverage":{"mean_confidence":0.9191415574815538,"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}}