{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002172},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003326","490:4900003875","490:4900002489","496:4960007773","490:4900001723","490:4900001334","490:4900003221","494:4940008026","496:4960012125","494:4940008133","494:4940008678","490:4900007150","490:4900001873","490:4900006902","490:4900007640","494:4940008227","494:4940008235","496:4960000055","490:4900001192","470:4700006396","487:4870001869","470:4700007131","496:4960012056","490:4900003618","470:4700002290"],"twin_admin_codes":[490,490,490,496,490,490,490,494,496,494,494,490,490,490,490,494,494,496,490,470,487,470,496,490,470],"twin_sims":[0.5020555372671269,0.4773286733657454,0.47017905806707017,0.46100828818644213,0.44727479361436756,0.4418351351144956,0.43887492367141856,0.4331175705086196,0.40850898568708555,0.3989441841806247,0.39886037846915445,0.39766066424276025,0.39024516772982015,0.38095693770516836,0.3776718675037466,0.37547168595253966,0.3747502207365266,0.37172993612615546,0.3714343316954953,0.36797037002188104,0.367927056158139,0.36673577438667304,0.3648173477209049,0.36442818786489634,0.363130401705123],"twin_dists":[0.1524623079406931,0.15795108356792467,0.15955456664187231,0.1616234908833749,0.1647494726733363,0.1659975266408786,0.16667920055546245,0.16801021308132907,0.17378365022716322,0.17606820949428012,0.17608833510290947,0.17637665365168453,0.17816773705016725,0.18043384833781528,0.18124165351328927,0.18178459327630744,0.18196296802855474,0.18271154118320448,0.18278496730544322,0.1836475638392621,0.18365837542446573,0.18395598166148125,0.18443626501250962,0.18453384725437041,0.18485964949355882],"n_dims_used":45,"mean_confidence":0.917100355360243},"coverage":{"mean_confidence":0.917100355360243,"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}}