{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009745},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009543","490:4900009642","490:4900011567","490:4900009440","490:4900009453","490:4900009867","490:4900009641","490:4900009744","490:4900009746","490:4900010570","490:4900011306","490:4900010315","490:4900009643","490:4900009523","490:4900009558","490:4900010030","490:4900010041","490:4900009538","490:4900009728","490:4900011373","490:4900009750","490:4900010414","490:4900010739","490:4900011507","490:4900008992"],"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":[0.09626481731733438,0.01273178021338714,0.009030103343815708,0.003516219465744528,0.002462746778133572,0.002112035685287174,0.0015649604340923868,0.0015095168463124054,0.0013350856300867401,0.0009005651349112764,0.0006791835629795009,0.0006416605737325419,0.0005327022329266666,0.0005166916441819734,0.0005143493893057339,0.00038372776374843303,0.00030318593791398056,0.00026172097032533745,0.0002446691172273005,0.00024416946123444113,0.00023027581811230227,0.00022770545525945308,0.00020441342531926093,0.00017097382259871862,0.00016664183400446052],"twin_dists":[0.2810006360745952,0.38367543953102146,0.3984921548793898,0.43659347893934003,0.45014122495300424,0.4558614121157019,0.46682226838190255,0.46812378061948084,0.4725275731493331,0.4863791075184755,0.4960667910722502,0.4979954562104381,0.5042592667696018,0.5052790018843595,0.5054306511177319,0.515114936548882,0.5227722951475647,0.5274961180792702,0.5296460509610449,0.5297111494698171,0.5315733654743952,0.5319294231287013,0.5353402427080584,0.5409393256744481,0.5417389699167757],"n_dims_used":45,"mean_confidence":0.8851050482855902},"coverage":{"mean_confidence":0.8851050482855902,"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}}