{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970003259},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970003298","497:4970002522","497:4970003333","497:4970003168","497:4970002521","497:4970002000","497:4970002986","497:4970003308","497:4970002716","497:4970002082","497:4970002071","497:4970002829","497:4970002164","497:4970002776","497:4970001999","497:4970002658","497:4970002314","497:4970002712","497:4970002885","497:4970002530","497:4970002595","497:4970003170","497:4970003478","487:4870009824","497:4970002160"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,487,497],"twin_sims":[0.40315470525900987,0.37630539243015926,0.34628653473061766,0.3440744096943139,0.3237492013172958,0.30262869759369126,0.2950945916844268,0.27081848800530417,0.2635182846840987,0.2614364432531953,0.24354487203461722,0.2374769696542682,0.22527316255020238,0.22161223748514733,0.2088053358528522,0.20374761004777409,0.19792606926374745,0.19359368192667475,0.18276952183883208,0.17857441139454586,0.17103132209054767,0.14948175512506068,0.14025336146507425,0.13222478441839233,0.1214774863272144],"twin_dists":[0.175059527039607,0.18157867687861345,0.18914369502642664,0.189714340168135,0.19505281350610726,0.200801972236437,0.20290862075969338,0.20992365661364792,0.2121079432542788,0.21273774598610232,0.21828606488946017,0.2202270487513684,0.22423134379623777,0.2254604717302569,0.22987071534561807,0.23166297785448745,0.23376409864236505,0.23535563042001953,0.23944357064183086,0.241073770171101,0.24407480497027154,0.2532106849085606,0.2574205887665401,0.26125452519107056,0.2666716570809432],"n_dims_used":45,"mean_confidence":0.9001658121744792},"coverage":{"mean_confidence":0.9001658121744792,"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}}