{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000912},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000908","494:4940007386","490:4900000798","490:4900003224","490:4900000569","490:4900003057","490:4900003194","490:4900000570","494:4940008416","490:4900001180","494:4940007924","490:4900002486","490:4900002633","494:4940007802","490:4900002766","490:4900002932","494:4940007392","494:4940007809","494:4940008110","494:4940007697","490:4900003080","494:4940008024","494:4940008513","490:4900000689","494:4940008589"],"twin_admin_codes":[490,494,490,490,490,490,490,490,494,490,494,490,490,494,490,490,494,494,494,494,490,494,494,490,494],"twin_sims":[0.7677805019548258,0.700587814494465,0.6298158776392954,0.6228905231634961,0.6128725554485852,0.6050122528073065,0.5846865252402649,0.566577485318658,0.550165799173158,0.5394878300609894,0.5369490167550972,0.5361722559665698,0.5314681160802948,0.5284498721036082,0.5267954750289646,0.513320168498004,0.5059963965330815,0.49984188874195257,0.4845172584614044,0.47913466030739993,0.47593737291827976,0.47145001536104325,0.4673789789436548,0.45576926964518905,0.45306306075695146],"twin_dists":[0.09441641046668715,0.10956289976888123,0.12488602120743182,0.12637054580400353,0.12851646765110913,0.13019961963743035,0.13455390885564184,0.13844174780044277,0.14197789530862398,0.1442875805635714,0.14483796258328893,0.1450064553681866,0.14602791557407202,0.14668428766831565,0.147044408272266,0.1499873799240499,0.1515948214429188,0.15295040555417297,0.15634668458330486,0.15754729190087613,0.1582624948033675,0.15926893341855664,0.16018477627778685,0.16281191138419213,0.16342772571300418],"n_dims_used":45,"mean_confidence":0.9168131510416667},"coverage":{"mean_confidence":0.9168131510416667,"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}}