{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002915","496:4960002634","496:4960001482","496:4960002922","496:4960002225","496:4960001131","496:4960002099","496:4960003881","496:4960001478","496:4960004019","496:4960001248","496:4960002103","496:4960001591","496:4960001726","496:4960003466","496:4960001356","496:4960002107","496:4960001719","496:4960001604","496:4960003323","496:4960002351","496:4960001130","496:4960002101","496:4960002497","496:4960001484"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9743141106348991,0.9422619617669207,0.9317105742062882,0.9120897296853981,0.9072819077232204,0.9062931513425462,0.8922936320080946,0.8828140597417985,0.8678843024900522,0.8413764127952554,0.8329469902314228,0.8297700266095364,0.828222971989175,0.8193641404455085,0.8190540627706078,0.8104150611458496,0.7979722458507543,0.7979601515912782,0.7885275676841028,0.7803445859752622,0.7796432630154809,0.7789250874559481,0.7788684266226684,0.7781042201353568,0.7706094685948162],"twin_dists":[0.02962820038586465,0.04479143132011182,0.04884836730988594,0.05571506698262524,0.0572927765666495,0.05761290186768035,0.062003341619602394,0.06484384306935445,0.0691383427442616,0.07633176552827929,0.07852527181945854,0.07934187366341117,0.07973761969207677,0.08198088280401511,0.08205872314071751,0.08421010908162971,0.08725428961402229,0.08725721948435637,0.08952637779832896,0.09147068161451313,0.09163633471476412,0.09180581272524141,0.09181917710982934,0.09199933289559434,0.09375706785103552],"n_dims_used":45,"mean_confidence":0.9394917805989583},"coverage":{"mean_confidence":0.9394917805989583,"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}}