{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003045","477:4770003122","477:4770000913","477:4770000698","489:4890003851","477:4770002118","477:4770000477","467:4670001302","477:4770002328","477:4770002661","467:4670004182","467:4670004616","467:4670004230","489:4890004495","489:4890004205","477:4770001174","477:4770001745","477:4770000191","479:4790000323","477:4770003361","468:4680001894","472:4720008209","472:4720007409","477:4770002934","499:4990000465"],"twin_admin_codes":[477,477,477,477,489,477,477,467,477,477,467,467,467,489,489,477,477,477,479,477,468,472,472,477,499],"twin_sims":[0.31082747880742506,0.2811421260275659,0.2680678762954604,0.23968320416561945,0.23896744398293665,0.21778442935029543,0.20877174286442085,0.20636799441473636,0.2061204268799979,0.19890458037094436,0.16505703140855635,0.1587020306908562,0.15830141861233235,0.15701545091733624,0.15573609468443847,0.15542069813254436,0.15233579614008408,0.1499370524676651,0.14901967790087908,0.148222710023997,0.14559739500123378,0.14454705417001165,0.14145920839973178,0.13803996437973826,0.1373989097018547],"twin_dists":[0.1985438358569322,0.20689580193317275,0.2107423214916408,0.21951763816799344,0.21974732194956856,0.22676022714779875,0.22988252113083985,0.23073066764039069,0.23081840241914142,0.23340798202854668,0.24651971917271498,0.24919166866238024,0.2493626920272812,0.24991381918112948,0.2504653920206152,0.250601878443358,0.2519476690366977,0.2530080165865159,0.25341683683344723,0.25377350785210684,0.25495853979924543,0.2554370802168154,0.256859027709392,0.2584608047430125,0.2587644025461508],"n_dims_used":45,"mean_confidence":0.9213294135199652},"coverage":{"mean_confidence":0.9213294135199652,"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}}