{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011569},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008119","490:4900011571","490:4900011718","490:4900011373","490:4900011513","490:4900011514","490:4900011835","490:4900012028","490:4900010933","490:4900011572","490:4900011836","490:4900009424","490:4900010219","490:4900011650","490:4900011588","490:4900011959","490:4900011306","490:4900012027","490:4900011583","490:4900011567","490:4900011566","490:4900011074","490:4900010756","490:4900010237","490:4900008122"],"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":[0.11776815278596907,0.11511664469581136,0.08642898149298626,0.0743690625906869,0.05443806283747063,0.05128942521423667,0.04870038093857223,0.04756955233701856,0.03852547809035625,0.0364028576562794,0.034459529517399924,0.034172161413065956,0.03384196273488934,0.030297624287856394,0.028593342240751263,0.025535764329628317,0.024605602027952884,0.022650409358161382,0.02111779687876191,0.018796724781176694,0.01798356973540088,0.01674822821278986,0.016475265970258536,0.01611056031355325,0.01599383699290593],"twin_dists":[0.26862599206530896,0.2700520887285978,0.2873974347643164,0.2960862171352248,0.31335522926876935,0.31654602071905813,0.319294171416371,0.320532885773122,0.33144394037505553,0.334315598639482,0.3370721971116765,0.33749099207265737,0.337975926739686,0.34345287790138157,0.3462845175370079,0.3517501436252206,0.3535249930136359,0.35745353766939986,0.36074443789587224,0.36614806589211957,0.36817970546202944,0.3714257211038718,0.3721712030707151,0.3731843585174562,0.37351287575886644],"n_dims_used":45,"mean_confidence":0.891118876139323},"coverage":{"mean_confidence":0.891118876139323,"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}}