{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003937},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003801","490:4900003807","490:4900002545","490:4900003936","490:4900004213","490:4900003938","490:4900004070","490:4900004071","490:4900002691","490:4900004072","490:4900003939","490:4900003380","490:4900003940","490:4900004079","490:4900003941","490:4900003385","490:4900002682","490:4900004214","490:4900004363","490:4900004360","490:4900002829","490:4900003667","490:4900001243","490:4900003946","490:4900003269"],"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":[0.2122904213043259,0.1298651835930513,0.08930639962667208,0.07547751834307216,0.07178126576463073,0.0691024875525109,0.06418917980622192,0.06390838883715352,0.05700027504437314,0.0566577934934884,0.053492521161640216,0.052211589614872926,0.04762649793357621,0.04735470596879339,0.046011528500795915,0.04504640518956435,0.044969089517003125,0.04292536696741013,0.03361297485247113,0.03273148481654717,0.031241023086739116,0.025959551856313382,0.020681641382426435,0.02001503039621246,0.019927168002365565],"twin_dists":[0.22865288027691213,0.2624145056373198,0.28546885769679686,0.2952421861530306,0.2980969903091771,0.30024130772277635,0.30435667662327925,0.30459954141465206,0.31086967293976525,0.31119649346743106,0.3142969798164468,0.3155950461233629,0.3204699222500479,0.32077100548827636,0.3222805135351026,0.32338810419133324,0.32347769095928003,0.3258940032763399,0.3383145952418838,0.3396369480253945,0.3419436766217024,0.35095997146511876,0.3617189304359596,0.36324349073838147,0.3634477254424566],"n_dims_used":44,"mean_confidence":0.917169224132191},"coverage":{"mean_confidence":0.917169224132191,"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}}