{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005630},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004969","490:4900006508","490:4900006018","490:4900001820","490:4900006392","490:4900012706","490:4900001418","490:4900005227","490:4900004961","490:4900005756","490:4900006512","490:4900006993","490:4900007731","490:4900006882","490:4900005370","490:4900006621","490:4900005763","490:4900007362","490:4900007242","490:4900003989","490:4900007496","490:4900004682","490:4900006627","490:4900007117","490:4900001687"],"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":[0.5673288121226504,0.5229624226994536,0.5184652910440573,0.4563529937207971,0.39500406856660275,0.39397680736136165,0.38591422501739897,0.3744992327980835,0.3496076735073247,0.3435566139172063,0.3427822137035782,0.33001683725498904,0.3269816639350018,0.3226784030361878,0.317699343246378,0.31462131403309146,0.3115883144080986,0.30619692233822343,0.3042863216320847,0.3034925375731316,0.296096152831006,0.29533172436874305,0.2913003956256426,0.28429088530721386,0.27745368960913347],"twin_dists":[0.13828019448863496,0.14787973213685654,0.14886156792745683,0.16267925654910556,0.17701651677693178,0.17726447270213452,0.1792211597117662,0.18202506165361296,0.18829056847333603,0.18984819297144034,0.19004857979414191,0.19338756895181816,0.1941917785704805,0.19533909616585313,0.1966773032050524,0.1975104917835896,0.1983360293917038,0.19981491420672703,0.20034259867571624,0.2005623964277923,0.20262676352440062,0.20284183645631407,0.20398153764029045,0.20598579448264964,0.20796967098510785],"n_dims_used":45,"mean_confidence":0.9210507710774739},"coverage":{"mean_confidence":0.9210507710774739,"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}}