{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001888},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002803","490:4900002808","490:4900002039","469:4690003851","490:4900002802","490:4900001759","490:4900001592","490:4900001209","490:4900000686","490:4900000427","490:4900001174","470:4700005683","490:4900001208","490:4900000951","490:4900002354","490:4900005785","490:4900003483","490:4900000830","490:4900005538","490:4900000074","490:4900001877","493:4930007043","470:4700005395","490:4900000161","490:4900001606"],"twin_admin_codes":[490,490,490,469,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,493,470,490,490],"twin_sims":[0.6942504336886687,0.4623448418128136,0.4059028714595525,0.386593738892006,0.33940142127087153,0.3287313657543204,0.32371041354297647,0.31215953392548335,0.2677996350581721,0.26043794755193217,0.2581818448716284,0.25725775960455527,0.25638465523104437,0.2555515928099054,0.2546648738227084,0.2466935127460895,0.24622773217087854,0.2379889207993718,0.23184930361445827,0.22825125578047886,0.22596474800183003,0.22359672519079674,0.22330755238890532,0.22011369516574222,0.21900542641969717],"twin_dists":[0.11095303372979826,0.16132107920189442,0.17440372705540058,0.17905551231024866,0.1909262516342092,0.1937276723517383,0.19506317437338624,0.19818020307280065,0.2108224360677296,0.21304092875940456,0.2137286726171875,0.21401146154983375,0.21427923945595947,0.21453527499574676,0.21480838311140252,0.21729119967510724,0.21743785336140348,0.22006205060306808,0.2220563335598601,0.22324122998557078,0.22400064493782573,0.2247925301851357,0.22488961359752213,0.2259675056271323,0.22634397853464264],"n_dims_used":45,"mean_confidence":0.9151913113064236},"coverage":{"mean_confidence":0.9151913113064236,"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}}