{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001173},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003333","490:4900004186","490:4900002764","490:4900001207","490:4900001846","490:4900004007","490:4900000492","490:4900002760","490:4900004148","490:4900002189","490:4900003751","490:4900003353","490:4900001072","490:4900002490","496:4960011459","490:4900003612","496:4960011551","490:4900001869","490:4900004322","490:4900004151","490:4900002611","490:4900004012","490:4900001694","490:4900007983","490:4900003891"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,496,490,490,490,490,490,490,490,490],"twin_sims":[0.6120660507990604,0.5982338062227328,0.527505814464983,0.5131433973643696,0.4902421613895477,0.43760510578938094,0.437282346627674,0.40747398280484737,0.36226599263942055,0.34283161547452123,0.33846852424226304,0.3365267159797447,0.313149568250198,0.310387718186727,0.29546302141004627,0.2937596004626342,0.28942511474064603,0.2892449434747756,0.284603929211905,0.28014594626557293,0.2791561323575263,0.2779416134110909,0.274380991284184,0.26768488762044074,0.2668804081028997],"twin_dists":[0.12868917857256915,0.13165117668628568,0.14688975508616614,0.15002610878417857,0.1550742497188161,0.16697216471600712,0.16704668304722065,0.1740296995275761,0.18507698189159782,0.19003578920279945,0.1911692611896027,0.19167624135220565,0.19791051056138506,0.19866408005399722,0.20280487253396737,0.20328519079917237,0.20451489261470124,0.20456624407070634,0.2058956563056489,0.20718498639844637,0.20747294183476242,0.20782711795075054,0.20887093718462366,0.2108567224472112,0.21109735648168393],"n_dims_used":45,"mean_confidence":0.9153010898166233},"coverage":{"mean_confidence":0.9153010898166233,"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}}