{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003267},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001516","490:4900003536","490:4900001383","490:4900001376","490:4900003131","490:4900001646","490:4900003130","490:4900003139","490:4900003952","490:4900002993","490:4900001511","490:4900004493","490:4900002845","490:4900003266","490:4900003527","490:4900003265","490:4900002550","490:4900001378","490:4900003403","490:4900003519","490:4900001510","490:4900003254","490:4900003521","490:4900003258","490:4900002846"],"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":[0.5096569740264989,0.39687112130524427,0.36328871114771694,0.34209673803018625,0.30648203066078816,0.26227994241124525,0.23767478323041885,0.22095046659453643,0.21762934012722546,0.1948172726647493,0.1850373548522929,0.18046900891811105,0.17284930732514542,0.1566287300351507,0.1518130517225111,0.1483017233293168,0.14593130241653704,0.14250571123045525,0.13600995881381456,0.13113541623656644,0.12182760161076359,0.1190654984626575,0.1089263159669294,0.10121722539372388,0.09814808633428626],"twin_dists":[0.15079064241121873,0.17656661594285838,0.18481987525716329,0.190226157557289,0.1997363341828578,0.2124821918402605,0.22016326740146094,0.22568409918444168,0.22681321051437164,0.2349036532973169,0.23857328623192414,0.24033421868449115,0.2433430040097489,0.2500802000865987,0.25217769284660346,0.2537380835361199,0.2548069457346328,0.25637455390415226,0.25942585170882115,0.2617881028251882,0.26648955734613256,0.26793717568112946,0.2734827140483493,0.27797305210466106,0.27983524213730215],"n_dims_used":45,"mean_confidence":0.9190177069769965},"coverage":{"mean_confidence":0.9190177069769965,"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}}