{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000584},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001033","496:4960007789","496:4960007783","490:4900000784","490:4900000779","490:4900000801","494:4940008429","490:4900001311","496:4960004973","494:4940007062","487:4870003532","490:4900001036","496:4960008258","494:4940007900","496:4960008766","496:4960009168","490:4900002923","490:4900000557","496:4960008864","496:4960008030","494:4940008131","490:4900000573","490:4900000299","494:4940008423","490:4900001017"],"twin_admin_codes":[490,496,496,490,490,490,494,490,496,494,487,490,496,494,496,496,490,490,496,496,494,490,490,494,490],"twin_sims":[0.5097873652194352,0.48750716426196555,0.48294346541227073,0.4828729938001201,0.4808016875791728,0.46906946088807167,0.4369598013931017,0.43406204307153534,0.4320924542117332,0.42975323633833185,0.42453904769202744,0.3875090504502535,0.383737973679162,0.38099105688807894,0.38096392116097466,0.3799214401025262,0.37881223906762646,0.3755377836250322,0.36975439212814404,0.3668290130912502,0.36288419063085814,0.35747563163776397,0.3488221761017635,0.3477109139544055,0.3382256256447711],"twin_dists":[0.15076202507200429,0.15568157155010112,0.15669728869053448,0.15671299644284173,0.15717500232171988,0.15980414903093587,0.16712117372389684,0.1677913838248296,0.16824794453871686,0.1687912817634542,0.17000677465165265,0.17883260160536738,0.17975260757470235,0.18042547607131781,0.18043213468726735,0.1806881141117761,0.1809608496125684,0.18176825971521204,0.18320280412592982,0.1839326712978751,0.184921525907328,0.18628620619852834,0.18849195901709284,0.1887772784984344,0.19123259276600532],"n_dims_used":45,"mean_confidence":0.9161223517523871},"coverage":{"mean_confidence":0.9161223517523871,"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}}