{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002864},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003012","490:4900002717","490:4900002561","490:4900003957","490:4900003006","490:4900002870","490:4900002723","490:4900002413","490:4900003678","490:4900003013","490:4900003544","490:4900002865","490:4900002866","490:4900003679","490:4900003020","490:4900002425","490:4900003163","490:4900002872","490:4900002263","490:4900001256","490:4900003677","490:4900002871","490:4900001255","490:4900003422","490:4900002867"],"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":[0.5616274836081812,0.4250716958029231,0.41958149895589525,0.4158841320051632,0.37473023317196297,0.3523146663467809,0.3310124017112542,0.3201708328849487,0.3059728920027465,0.2921308026471224,0.2632656431523728,0.2557939221328428,0.25221195269123287,0.24432222781279367,0.23133341782163988,0.21972976267733893,0.18822621008473037,0.18267563435705597,0.16405033515714904,0.16361479253486647,0.16351344557461808,0.16044178574081092,0.16026217878723376,0.15937213596083796,0.15561149523951467],"twin_dists":[0.13950678169778427,0.1698823257986655,0.17116821793550024,0.17203821755417378,0.18196791214105576,0.18759834174249881,0.1931246672013264,0.19601158913341796,0.19987668989539498,0.20374601140828127,0.212184206441226,0.21446074244688465,0.21556703887290854,0.2180396791813192,0.2222254752046858,0.22609778131082237,0.23736216002203953,0.23947976385796815,0.24693795379311187,0.24711947649299967,0.24716176538056792,0.2484525831910066,0.24852861347092683,0.24890629874334919,0.2505192876888398],"n_dims_used":45,"mean_confidence":0.9215037875705295},"coverage":{"mean_confidence":0.9215037875705295,"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}}