{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009786},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012005","490:4900008176","490:4900008951","490:4900011678","490:4900009771","490:4900010950","490:4900008609","490:4900010292","490:4900009496","490:4900010277","490:4900007856","490:4900009276","490:4900008529","490:4900008193","490:4900008517","490:4900008523","490:4900009379","490:4900011986","490:4900011124","490:4900002271","490:4900011425","490:4900009303","490:4900008079","490:4900008519","490:4900010800"],"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":[0.20484724269692586,0.1472046589993674,0.13713639825374563,0.094339664505526,0.07026650991017584,0.06644594227864198,0.04009491536328294,0.03774878929917645,0.037425798816457835,0.03498773563807128,0.0348276454478348,0.032831694472054695,0.03214865012893134,0.03204724805131576,0.032033505756405345,0.031557467524845985,0.03103367093078317,0.02950157967411407,0.02941960961249801,0.029059040461606244,0.028765851153962362,0.028698890686104674,0.028179123317310713,0.02706035386342433,0.026654098774614974],"twin_dists":[0.23127074438562503,0.25423118633572656,0.25888903144485503,0.2822106300793539,0.2993013835578355,0.30243563524898365,0.32940562433404674,0.33247878263295044,0.3329144456027011,0.33631011347552214,0.33654004773877016,0.33948509978784414,0.3405280732129803,0.3406845193885441,0.34070575395570074,0.3414461789034526,0.3422720086243189,0.34475800800359,0.34489410910736573,0.3454966817715813,0.3459914023834712,0.34610499714644377,0.3469945847517483,0.34895829893463115,0.34968870743993913],"n_dims_used":45,"mean_confidence":0.9218794928656684},"coverage":{"mean_confidence":0.9218794928656684,"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}}