{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012029},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012180","490:4900011083","490:4900008347","490:4900012051","490:4900011967","490:4900011849","490:4900012097","490:4900011957","490:4900008567","490:4900011647","490:4900011908","490:4900012116","490:4900010839","490:4900011586","490:4900012167","490:4900012026","490:4900011959","490:4900011841","490:4900009641","490:4900011231","490:4900009540","490:4900011235","490:4900010227","490:4900011233","490:4900012117"],"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":[0.08057476517332675,0.061277559201142424,0.05567356177658808,0.04629937966039483,0.039879956422200095,0.0355630138029589,0.02866574115951488,0.02684588149225233,0.026237399390238975,0.026075279025798412,0.02245465130859539,0.019930706774668357,0.017797490760034035,0.017115798006069525,0.016684254880028046,0.016559812407053894,0.015877973376542297,0.015332355279675901,0.01492127286076935,0.014028306575969462,0.013313846716254735,0.01312222113306171,0.013072583123923773,0.0118237469377781,0.01158249734801233],"twin_dists":[0.2914847490670721,0.30691853461127405,0.31214488833627946,0.3219539406647378,0.3296807735895927,0.33549117224374253,0.3461613177956248,0.34934271333989203,0.3504479330566851,0.35074612881338396,0.3578628987629053,0.3634394844571726,0.36865590074856835,0.37043852935024985,0.37159947518546715,0.37193914789813287,0.3738410644524075,0.3754154526581154,0.37663455210491714,0.3793881684583488,0.38170510316455075,0.38234520631675717,0.38251236418767803,0.38691461785482173,0.38781227250134775],"n_dims_used":45,"mean_confidence":0.8897664388020833},"coverage":{"mean_confidence":0.8897664388020833,"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}}