{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001729","480:4800002545","480:4800001857","480:4800001783","480:4800001632","496:4960004098","480:4800001500","466:4660001534","468:4680002993","499:4990000119","466:4660003474","480:4800004409","499:4990000272","496:4960001670","496:4960002709","480:4800003954","496:4960009021","490:4900008538","493:4930006884","496:4960010010","470:4700006708","480:4800001511","484:4840006006","490:4900005650","500:5000003608"],"twin_admin_codes":[480,480,480,480,480,496,480,466,468,499,466,480,499,496,496,480,496,490,493,496,470,480,484,490,500],"twin_sims":[0.3774014601531505,0.31709270376848064,0.29742750763627257,0.270677726368903,0.19115177513682322,0.1780890392576176,0.1758606833917703,0.1469608639953864,0.14556469571944988,0.1440792276781026,0.13114601685168356,0.12752346693060895,0.1218157902049768,0.11880295457987713,0.10017562196572465,0.09082573749255175,0.08931344137254338,0.08844733719995736,0.0869575675535806,0.08555698077497441,0.08542307585686977,0.08412053961101397,0.08216897474686402,0.08138349391425037,0.0809229557050997],"twin_dists":[0.18130829876513382,0.19684115149149553,0.2022529645090723,0.20996542637484375,0.2362636131320543,0.24126412890128324,0.2421428346978015,0.25434113452811924,0.2549733991165166,0.25565105431367463,0.26178289452963277,0.2635815359699148,0.2664956941104672,0.26807610610617033,0.2786000234910581,0.28447034725531556,0.28546419890669467,0.28603940877882267,0.2870393654720032,0.2879919642396931,0.28808368746638546,0.288981941957485,0.2903487866927308,0.2909062583284892,0.2912351177367174],"n_dims_used":43,"mean_confidence":0.920021323270576},"coverage":{"mean_confidence":0.920021323270576,"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}}