{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004043},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001995","496:4960003357","496:4960002121","496:4960004172","496:4960003083","496:4960003616","496:4960003359","496:4960002367","496:4960001998","496:4960001162","496:4960004032","496:4960001994","496:4960003220","496:4960001875","496:4960004033","496:4960003493","496:4960002245","496:4960003897","496:4960002929","496:4960001163","496:4960003623","496:4960001509","496:4960001156","496:4960001740","496:4960001877"],"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":[0.9662961662185755,0.9367991301676873,0.9289262867324787,0.9281388429453439,0.9073918729895959,0.8996081554479507,0.885732769365215,0.8791883385341275,0.8611893622983637,0.8598088197461101,0.8543940801524292,0.8383504208261677,0.8216825963098575,0.8157509061752932,0.8104441581381115,0.8076341667652105,0.7977468138807029,0.7909755005574074,0.7870521379312254,0.7742630408177156,0.7484239511503944,0.7461079345674886,0.7444991380623623,0.7311410069532466,0.7295256113607504],"twin_dists":[0.03400872080591367,0.04692996051503163,0.04987108955777691,0.05015709726637029,0.05725708463250168,0.05974113291309345,0.06397949662434532,0.06590567580145237,0.07100248216224112,0.07138259513102115,0.07286010582152617,0.07712381911726185,0.08139744925656488,0.08288520846525108,0.08420291732791499,0.08489582153429445,0.08730889231308332,0.08894046968788506,0.08987854719092339,0.09290222965739202,0.09887290757933567,0.09940023532180926,0.0997658556963136,0.10278135012589586,0.10314369862990957],"n_dims_used":45,"mean_confidence":0.931227281358507},"coverage":{"mean_confidence":0.931227281358507,"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}}