{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010065","490:4900009646","490:4900009847","490:4900010919","490:4900009958","490:4900010687","490:4900010252","490:4900009761","490:4900009946","490:4900009660","490:4900011452","490:4900009964","490:4900010047","490:4900010142","490:4900010236","490:4900010161","490:4900011015","490:4900010328","490:4900009959","490:4900010848","490:4900010673","490:4900010329","490:4900010321","490:4900010230","490:4900010776"],"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":[0.3898961737459268,0.18087805573048857,0.11086711408664453,0.09930173080507015,0.09057205817687643,0.0904971959121291,0.08012517385020404,0.06377286266772507,0.060304438723276885,0.05942881403741322,0.05601793719621361,0.048588777229208416,0.04473733507644022,0.04386384657183913,0.034614456667040494,0.03309892893568633,0.03232143647616812,0.03148047662675917,0.030640730060935567,0.02816674112488175,0.025060335372853966,0.024656176947803983,0.02461997460628171,0.023377805060333563,0.02336866804098898],"twin_dists":[0.17825241885476809,0.24017527093559352,0.2723912932830247,0.27912999215895684,0.28463614074856913,0.28468513764156034,0.29180836074060157,0.30471707469505865,0.3077970312075434,0.3085975284586533,0.31181148736636,0.31941534799021126,0.3237470044361994,0.3247726947674716,0.33684764705010006,0.33908208359798725,0.34026246201286664,0.341566825832326,0.34289939717918133,0.3470159484842536,0.3526501995542863,0.35342701175416924,0.35349713061097543,0.35595885225309026,0.3559773757206965],"n_dims_used":45,"mean_confidence":0.8908420138888888},"coverage":{"mean_confidence":0.8908420138888888,"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}}