{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002420},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002724","490:4900001961","490:4900002425","490:4900002575","490:4900003157","490:4900003160","494:4940008965","490:4900002269","490:4900002570","490:4900002722","490:4900002574","490:4900003424","490:4900003290","490:4900003555","490:4900002723","490:4900003161","490:4900003292","490:4900002567","490:4900002263","466:4660005088","494:4940008704","494:4940007021","490:4900002268","490:4900002566","466:4660004906"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,466,494,494,490,490,466],"twin_sims":[0.4272829109847272,0.39872161467148587,0.30096335267435054,0.21790716537768162,0.20908048514407307,0.2041524647050035,0.19808080988693874,0.19768723186118695,0.18837885902703466,0.18738207240390964,0.18318948754141068,0.17985582192298236,0.13916735563034469,0.13813606292143787,0.12560771819403127,0.10952401530962273,0.09370455406444166,0.09216294698363278,0.08961310073281686,0.08959657615530618,0.08537113375748584,0.07912478445484644,0.0789976663948205,0.07555810974745508,0.0749776371526852],"twin_dists":[0.16936638348294117,0.17612166291812315,0.20126496170535238,0.22671831462195227,0.22977406661043584,0.23151839989513487,0.23370770191552345,0.2338512051245423,0.23730454621487404,0.23768135286838676,0.23928183610158588,0.24057296989265795,0.257929428634271,0.25841538423426863,0.2645484059601385,0.27314500150616194,0.28261407561786944,0.28360241332890274,0.28526621488025533,0.28527711893333896,0.28811929800552055,0.29253369135286666,0.2926263843252687,0.29518121091793165,0.2956215724585072],"n_dims_used":45,"mean_confidence":0.9197872585720486},"coverage":{"mean_confidence":0.9197872585720486,"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}}