{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008042},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007819","490:4900007103","490:4900008484","490:4900006730","490:4900006970","490:4900005748","490:4900006484","490:4900008277","490:4900005866","490:4900007932","490:4900009151","490:4900006852","490:4900005874","490:4900008155","490:4900009581","490:4900006004","490:4900008596","490:4900006849","490:4900007937","490:4900006250","490:4900005745","490:4900006371","490:4900007230","490:4900006000","490:4900007582"],"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":[0.19671892380210212,0.11398309735047946,0.08072064264237241,0.05214362211675131,0.05125099353705079,0.044839211013682295,0.03368198934408818,0.0326880529181579,0.03176842468359944,0.031158004572170137,0.029220809689348932,0.024061136603930215,0.023408814936546313,0.01846141250384555,0.018087908812161473,0.01771534039065613,0.017398419600339016,0.01480258951858225,0.013992876331116105,0.013857029415508211,0.01103079460772463,0.010307425999386019,0.0094183398518601,0.008941642555690934,0.008792784767269766],"twin_dists":[0.23420510492156627,0.27066946880079445,0.2913800588297099,0.31566465855709636,0.3165859606862192,0.3236284742599835,0.338212317652205,0.3397028839361733,0.34111688821121294,0.3420749078441725,0.3452255484770631,0.3545909985581538,0.35589603272949616,0.36697633230930465,0.36791457569108477,0.3688675208243234,0.369692052489084,0.3769920210461955,0.37950058170444906,0.3799339397318204,0.3899291707485418,0.3928522130576372,0.3967063545493154,0.39890863575503965,0.3996178589756472],"n_dims_used":45,"mean_confidence":0.9332951015896267},"coverage":{"mean_confidence":0.9332951015896267,"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}}