{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001866","489:4890001862","489:4890001864","477:4770000223","489:4890002693","489:4890001878","489:4890001785","477:4770000100","489:4890001781","477:4770001541","477:4770000267","489:4890002128","477:4770000222","489:4890002363","489:4890002196","489:4890002533","477:4770000323","489:4890001787","489:4890001944","477:4770000271","489:4890002114","489:4890002119","477:4770000230","477:4770000322","489:4890002776"],"twin_admin_codes":[489,489,489,477,489,489,489,477,489,477,477,489,477,489,489,489,477,489,489,477,489,489,477,477,489],"twin_sims":[0.8107803651184387,0.791949204815284,0.6978941830629096,0.6850418981516881,0.6415479332456593,0.6256097369826195,0.6180900011032908,0.612655886260674,0.6022373029615754,0.5689867102743452,0.5672194993622017,0.5664458920050632,0.5567439676136464,0.5541202147958018,0.5415709495943406,0.540400187596527,0.5312497483619929,0.5290951005514545,0.5160114482567604,0.5158438898301061,0.5131341892512181,0.5121298830744263,0.5070293502873481,0.5045218707197345,0.5018657417946337],"twin_dists":[0.08411979292551754,0.08870684652499497,0.11015435971335875,0.11296471817424873,0.12236787387056519,0.1257877857571578,0.12739902098429623,0.12856286725588478,0.13079382549974025,0.1379237950983187,0.13830369777914664,0.13847004615505917,0.1405587371370853,0.1411244675053534,0.14383635492726823,0.14408991420424677,0.14607537709947568,0.14654390397066394,0.14939815461488495,0.14943481749947315,0.15002812628502593,0.15024822478745198,0.1513677412453644,0.15191918903704374,0.1525041335065534],"n_dims_used":45,"mean_confidence":0.9195824517144098},"coverage":{"mean_confidence":0.9195824517144098,"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}}