{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001100},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001669","466:4660001287","470:4700000614","493:4930001188","496:4960012479","493:4930000656","470:4700001823","496:4960012549","470:4700003341","470:4700001518","466:4660006310","466:4660002396","470:4700003488","470:4700001527","496:4960012569","496:4960012531","470:4700003331","488:4880003457","470:4700001978","466:4660008767","470:4700001519","470:4700006366","466:4660001481","466:4660000693","466:4660008006"],"twin_admin_codes":[470,466,470,493,496,493,470,496,470,470,466,466,470,470,496,496,470,488,470,466,470,470,466,466,466],"twin_sims":[0.4540237516961442,0.4434019371709104,0.4188616945964414,0.39656373520775784,0.36745925843968213,0.3484503480509253,0.3321501736179043,0.32593926045567545,0.29977330535763325,0.2915131034572595,0.2817674387689257,0.2724401409781009,0.2544058301604244,0.24968177900577362,0.24933681528300558,0.24835992887236238,0.24488019427772026,0.23541743191319162,0.23044806135490267,0.2139721658371996,0.2111928781971037,0.21028108148087515,0.20810669310947433,0.20508220635781643,0.20262147834085903],"twin_dists":[0.1632089607707401,0.16563744385774268,0.17133733249767996,0.17664061923830546,0.18377518312623872,0.18858737356409616,0.19282474202285083,0.19446892716664674,0.2015967280874994,0.20392116988979933,0.20671459489367433,0.20944340819572008,0.214888281975369,0.21635452884985984,0.2164622895295658,0.21676797072723084,0.21786314138880233,0.22089317882157355,0.22251633380557082,0.22807005292377017,0.22903493414815004,0.2293533554571013,0.23011651034652963,0.23118712111640816,0.23206617079722874],"n_dims_used":43,"mean_confidence":0.9100056138149527},"coverage":{"mean_confidence":0.9100056138149527,"n_dims_used":43,"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}}