{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001177","496:4960006195","488:4880002458","481:4810001451","470:4700004514","470:4700001294","488:4880004211","470:4700004998","493:4930006506","488:4880005398","499:4990000559","496:4960008428","472:4720000781","481:4810001220","470:4700005577","488:4880004437","466:4660010769","493:4930000557","488:4880002052","472:4720002720","481:4810001306","468:4680006768","481:4810001960","472:4720001975","496:4960010002"],"twin_admin_codes":[499,496,488,481,470,470,488,470,493,488,499,496,472,481,470,488,466,493,488,472,481,468,481,472,496],"twin_sims":[0.40461278012639573,0.344992355006947,0.3137025177282457,0.299582755343634,0.2810197685669617,0.2688862088038275,0.266009364627732,0.2556510603622763,0.25159240697539503,0.2366094845945083,0.2311951793125184,0.22425552537134436,0.21018923890417163,0.2042238750397712,0.20348675921404832,0.19835328255529017,0.1957533050848145,0.19269729685686035,0.19112864143987424,0.18354672246617057,0.1755200746034678,0.1688382989162217,0.16299730154895503,0.16157918025957554,0.1585536084572947],"twin_dists":[0.17471133568516262,0.189477309423582,0.19776009443985376,0.20164992188722444,0.20693128799658883,0.2104982199565306,0.2113584098339851,0.21450467662614936,0.2157593982054117,0.22050716342610874,0.2222708411518119,0.2245716643811136,0.22938548103106302,0.23149291888873913,0.2317562348700919,0.2336084705677427,0.23455922515863947,0.2356880046709596,0.23627225357282247,0.239144465787316,0.2422778437908977,0.2449650311207823,0.2473774309173815,0.24797253733809205,0.24925499416348787],"n_dims_used":45,"mean_confidence":0.9204601711697049},"coverage":{"mean_confidence":0.9204601711697049,"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}}