{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010578","490:4900008901","490:4900010493","490:4900008884","490:4900011626","490:4900011691","490:4900009635","490:4900011149","490:4900010133","490:4900010987","490:4900010564","490:4900009735","490:4900009626","490:4900008774","490:4900010220","490:4900009015","490:4900011245","490:4900010223","490:4900010908","490:4900012163","490:4900010842","490:4900011693","490:4900012093","490:4900011965","490:4900007784"],"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":[0.38755368525123596,0.3385336406815952,0.3139914247189504,0.2207817366996896,0.20086615736971472,0.18700463086415464,0.17372695914392425,0.1709919287899008,0.1662955535822216,0.16387416225935802,0.1558245850580546,0.14751540416756456,0.14160233946949047,0.1374288944250654,0.1296148330420733,0.12089975555137088,0.11352677716018081,0.11157006929685907,0.10985086293753277,0.1094699415763385,0.10677603489036462,0.10564206005981511,0.10563286770843683,0.1049659293010759,0.10251101496180741],"twin_dists":[0.1788217378261456,0.1911522873733888,0.19768156447411048,0.22574118849465127,0.23269771588134391,0.23782440071806385,0.24299168892420991,0.24409072365995124,0.24600769233694622,0.2470113359709086,0.2504271345256842,0.25409123944388856,0.2567926087473331,0.2587501784568208,0.2625385085878913,0.2669730201209118,0.2709193352942646,0.27199962489105756,0.27296092873227756,0.2731754955079535,0.2747096712844655,0.2753644619681635,0.27536979217730356,0.2757574843846127,0.2772012666941335],"n_dims_used":44,"mean_confidence":0.8836792165582831},"coverage":{"mean_confidence":0.8836792165582831,"n_dims_used":44,"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}}