{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000936},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001117","494:4940000709","480:4800002637","469:4690003078","466:4660000406","480:4800003520","488:4880000572","494:4940005464","470:4700007032","496:4960012054","480:4800002690","487:4870002294","466:4660014445","494:4940000940","496:4960011552","496:4960012052","496:4960012057","494:4940006365","485:4850000068","493:4930006256","485:4850000046","490:4900001727","494:4940006682","490:4900002630","490:4900004038"],"twin_admin_codes":[494,494,480,469,466,480,488,494,470,496,480,487,466,494,496,496,496,494,485,493,485,490,494,490,490],"twin_sims":[0.5187481432606474,0.40559726872941476,0.32462586253327835,0.32435424799928786,0.31558207416053397,0.30859024423241216,0.30640206666092856,0.2932426454202317,0.2918301683763999,0.2915086288803045,0.29055669051828703,0.28390776130344325,0.27861133710542246,0.27040269312635656,0.269666775249136,0.2676466691055652,0.2592943280673525,0.25701696683596853,0.2569299904792686,0.2543642267398812,0.2512613676155642,0.24496360548714416,0.2435549845287903,0.24253670426905571,0.24103748925391077],"twin_dists":[0.1487997553661858,0.17447655531129483,0.19481882647172352,0.19489128469041878,0.19724993123994894,0.19915658317429108,0.19975836917080975,0.20343128367710897,0.2038312335524817,0.20392243953173933,0.20419281192837402,0.2060961930113538,0.2076316979147223,0.21004707875916193,0.210265812091584,0.2108681441127042,0.21338907562395035,0.21408525436476686,0.21411191968499024,0.21490111885529523,0.21586230460687195,0.21783677279219138,0.21828285644038423,0.2186063652543014,0.21908427141160927],"n_dims_used":45,"mean_confidence":0.9175910101996527},"coverage":{"mean_confidence":0.9175910101996527,"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}}