{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005039","496:4960000838","493:4930002453","496:4960000750","496:4960000681","496:4960000431","496:4960000554","493:4930003126","493:4930002136","496:4960000759","493:4930004334","496:4960000751","493:4930005703","496:4960000828","496:4960002453","496:4960000691","493:4930002452","493:4930004333","493:4930005869","493:4930004168","493:4930001638","496:4960001001","496:4960003723","493:4930003677","489:4890000767"],"twin_admin_codes":[493,496,493,496,496,496,496,493,493,496,493,496,493,496,496,496,493,493,493,493,493,496,496,493,489],"twin_sims":[0.6049943143762734,0.5631120891465381,0.4523235031630979,0.4325923717657971,0.41660539818834,0.3901386962080421,0.3888935336371927,0.35909046517298193,0.3498897324172686,0.3427678677033147,0.33437767647831756,0.3286500243440929,0.3237069818530876,0.32163622107907275,0.31803856791626417,0.3136938920388787,0.3108264834039746,0.307048873374709,0.30479820744130454,0.3035551487859469,0.29753397593528724,0.28608512866688557,0.2772329936343339,0.27666540072185863,0.274178210637366],"twin_dists":[0.13020346076113598,0.13918723127427388,0.16359625141304546,0.16813198186778133,0.1718682428678984,0.1781935681159818,0.17849590309434255,0.18587765572093085,0.18821831042957105,0.1900522942950004,0.19223917522264802,0.1937492178316633,0.1950640910687837,0.19561823757049304,0.19658575836150435,0.1977624396849518,0.19854410792114455,0.19958022925691332,0.2002010344641261,0.20054504735490575,0.20222311437333454,0.20546996511527935,0.20803420029299202,0.2082003029637418,0.20893063255284325],"n_dims_used":45,"mean_confidence":0.9294348822699653},"coverage":{"mean_confidence":0.9294348822699653,"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}}