{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011342},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011411","490:4900011674","490:4900011658","490:4900011809","490:4900011341","490:4900012076","490:4900011347","490:4900011987","490:4900012055","490:4900011328","490:4900011721","490:4900011801","490:4900011536","490:4900012077","490:4900010965","490:4900011610","490:4900011538","490:4900011984","490:4900010800","490:4900011255","490:4900011547","490:4900011785","490:4900011405","490:4900009681","490:4900011475"],"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":[0.2880131826615988,0.22422174944656686,0.18777661497207046,0.12457242622344315,0.11654688343893421,0.11564497729117644,0.09969354121768648,0.09079797930670157,0.07980235602603096,0.0749803363808743,0.07240556251488396,0.06351832580799881,0.06273503194514815,0.06135042688582327,0.06012682959973475,0.059752258600571886,0.05920642906720325,0.05346557968517466,0.046251691718456056,0.04610145849215505,0.044721519060575025,0.04399425194775719,0.04371511269682453,0.042934867374667174,0.04290247791751175],"twin_dists":[0.20491782690159038,0.22458297740227467,0.23753203972734244,0.26507557819108757,0.26927974964089973,0.2697659313908308,0.278891930092314,0.2844884708931206,0.29204162128170746,0.2956195183985711,0.2976065957212051,0.3049383720100884,0.30562396289204813,0.3068532146055175,0.30795862534445984,0.3083007121335261,0.30880237721951254,0.3143240148255961,0.32200792586304267,0.32217830284082144,0.32376542629031313,0.32461848378168795,0.3249490509995765,0.32588254922551607,0.32592160794218694],"n_dims_used":45,"mean_confidence":0.9128612942165799},"coverage":{"mean_confidence":0.9128612942165799,"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}}