{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002202},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002532","480:4800002399","480:4800001672","480:4800001953","480:4800002533","480:4800002294","480:4800001727","480:4800001971","480:4800001725","480:4800002484","480:4800002485","480:4800001504","480:4800002306","480:4800002016","480:4800001897","480:4800002544","480:4800001843","480:4800001675","480:4800001505","496:4960009707","480:4800002389","480:4800002169","480:4800001337","480:4800002011","480:4800001273"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,496,480,480,480,480,480],"twin_sims":[0.48738338676090837,0.47817815198683866,0.4515102572379656,0.42334555884359065,0.316036139123837,0.3095033977928161,0.2988850636369665,0.2955079204441159,0.2877018533099234,0.2856625184344724,0.26942861882475777,0.26053586450191407,0.25991481421067,0.25988295684731744,0.2507306666973282,0.23792645945070912,0.22596085536414579,0.2241465147802326,0.2234551888150871,0.22062670573451673,0.22014347312708354,0.21958630928116024,0.21768551144751822,0.20390946898783746,0.19399468365980113],"twin_dists":[0.1557090813836835,0.15776109164981345,0.16378168642160243,0.1702858599992426,0.19712694411084095,0.1989061764479484,0.20184485818688927,0.20279223437811436,0.2050068322648133,0.2055912863564495,0.21033667721586577,0.2130111650559513,0.21320006428803928,0.21320976170113642,0.2160274581703322,0.22008216904298888,0.2240019421296352,0.22460818083072498,0.22484003745242198,0.22579366854401872,0.22595740775361284,0.22614649694501474,0.22679401769096372,0.23160515267556656,0.23520728789897696],"n_dims_used":43,"mean_confidence":0.9198420324990916},"coverage":{"mean_confidence":0.9198420324990916,"n_dims_used":43,"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}}