{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000006244","484:4840006766","468:4680005531","496:4960012673","469:4690003864","472:4720000564","470:4700008636","478:4780004218","496:4960000847","466:4660008967","496:4960006028","472:4720007551","488:4880000850","470:4700004137","489:4890001152","470:4700001704","470:4700006918","496:4960006283","477:4770002333","472:4720003728","472:4720006618","485:4850000054","467:4670000315","469:4690002378","479:4790003223"],"twin_admin_codes":[500,484,468,496,469,472,470,478,496,466,496,472,488,470,489,470,470,496,477,472,472,485,467,469,479],"twin_sims":[0.0794334397272477,0.06756545423602417,0.04184927556531598,0.0285593558671119,0.02839998774048596,0.025897545148341205,0.02560230426695265,0.02512453774359235,0.025018787151823364,0.02499877042417842,0.022195969152564027,0.02169569333407464,0.0215133078735312,0.021441444784108424,0.020781025877793725,0.020532498264710812,0.018759681023881956,0.017790330443850005,0.017544168392148347,0.017281683647175198,0.0171949782675015,0.017132469041950857,0.016947057555997652,0.01680720468118231,0.016502578747726985],"twin_dists":[0.29230912018233657,0.30150235421256394,0.3272054024820156,0.346342443922706,0.346614863822856,0.3510748872498579,0.3516253309265272,0.35252779786771793,0.35272955569062064,0.35276782784401683,0.35840862374031457,0.35947988886812693,0.3598757862004301,0.36003257878894945,0.3614953144001976,0.3620562665690179,0.3662389312217253,0.3686743117096523,0.3693112377701017,0.36999908414933547,0.37022831036248616,0.3703941979403898,0.37088938657334736,0.37126605400541335,0.3720961233883343],"n_dims_used":45,"mean_confidence":0.9139132181803385},"coverage":{"mean_confidence":0.9139132181803385,"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}}