{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008045},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009051","490:4900006365","490:4900009359","490:4900006006","490:4900007583","490:4900005469","490:4900006484","490:4900008484","490:4900009046","490:4900008276","490:4900007710","490:4900007338","490:4900007226","490:4900012199","490:4900007947","490:4900009150","490:4900009047","490:4900007937","490:4900009581","490:4900005866","490:4900008277","490:4900007225","490:4900005600","490:4900010346","490:4900008060"],"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":[0.31230189882775705,0.24925695202775391,0.16939510420848217,0.1636866277594284,0.14384045005843732,0.14024388312123584,0.13118190890154607,0.12760114019095492,0.12290271438899214,0.10156987851715363,0.09197524238941296,0.08711913753847016,0.08517583251846313,0.08134349325320811,0.07842072708324233,0.07405093617858097,0.073429900668745,0.06730166591284242,0.06208523028486724,0.057713737911026824,0.05223528033678717,0.052172213452196706,0.05017122609640741,0.04945612586458009,0.04920485466054174],"twin_dists":[0.198141391855246,0.21648725102309702,0.24473822125233566,0.24708951340200141,0.25576046495104815,0.2574250170410305,0.2617652623992596,0.26354256744130306,0.2659328584008205,0.2777619231520769,0.2837236422215604,0.28693026191158905,0.28825334760238963,0.2909347626652588,0.2930485934494673,0.29633032876645243,0.29680932724012615,0.30172112004175494,0.30619805586404497,0.3101940069590266,0.3155707997344835,0.3156353660807462,0.31771842231782366,0.31847964396320055,0.31874930017057895],"n_dims_used":45,"mean_confidence":0.924790785047743},"coverage":{"mean_confidence":0.924790785047743,"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}}