{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005304},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007425","490:4900004608","490:4900005555","490:4900006194","490:4900004614","490:4900005290","490:4900005425","490:4900007303","490:4900005155","490:4900005303","490:4900006431","490:4900007668","490:4900007059","490:4900005163","490:4900003777","490:4900007411","490:4900003778","490:4900005162","490:4900006190","490:4900004475","490:4900007302","490:4900005036","490:4900004207","490:4900005826","490:4900007424"],"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":[0.5426236729812728,0.3951760990197556,0.3820773551105993,0.29510013151753467,0.2907394446994743,0.290502759239454,0.273787217740416,0.26692458922124784,0.26631124745129825,0.2555633609296831,0.2511411985382691,0.24686822351694232,0.24559039416781792,0.23651353405117867,0.2245822305326375,0.21951624184327465,0.21870296631607292,0.2082689100711534,0.20192452716047446,0.19683502638334477,0.19370802556867517,0.19161810573414262,0.1895692178243377,0.1832030215092851,0.18235039809586748],"twin_dists":[0.14360844650026502,0.17697502194431544,0.18015910539241817,0.20290706020060104,0.20414086469949344,0.2042081454208133,0.20904581111674594,0.21108412944463104,0.2112678748671821,0.21453165447422026,0.21589968158328282,0.21723623689463942,0.21763881234219257,0.22053818742679207,0.22446229514307942,0.22617029904358377,0.22644694439752552,0.23005938947523646,0.23231647409596495,0.2341626079143662,0.23531330953258667,0.2360895939252246,0.23685639034031236,0.23927662833828242,0.23960524265344127],"n_dims_used":45,"mean_confidence":0.9046729193793402},"coverage":{"mean_confidence":0.9046729193793402,"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}}