{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010937","490:4900010513","490:4900011252","490:4900010688","490:4900010940","490:4900010600","490:4900011912","490:4900011018","490:4900010514","490:4900010927","490:4900011390","490:4900010671","490:4900010428","490:4900011016","490:4900010516","490:4900011096","490:4900011015","490:4900010854","490:4900010936","490:4900010776","490:4900009960","490:4900011095","490:4900009864","490:4900010427","490:4900010495"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7046757712568376,0.43007891568157075,0.4026049925075081,0.3986996441283715,0.323361175542192,0.31005617467873153,0.29656887858136816,0.28887708975652965,0.2766190574716979,0.2561331959274351,0.2436363300709311,0.23820012841811705,0.21795628396776326,0.21670930556293547,0.21091145536854009,0.18694361799855744,0.17856756876836402,0.17562391784493836,0.17456532219789722,0.15485689140854061,0.15214629356604237,0.15211605416717505,0.14759097631655285,0.1470461219271177,0.1432965599313756],"twin_dists":[0.10866350551026124,0.16871556332449694,0.17519094638210814,0.176126940213313,0.19515649286992617,0.19875479884322172,0.20249392522424417,0.20467114710822157,0.20821387422450177,0.21435646804194305,0.21825705060297787,0.2199940473255123,0.22670154579869847,0.22712804648666104,0.2291331140202161,0.23784754320727838,0.24107645123537552,0.24223666307379663,0.24265728271716586,0.2508463688855431,0.25203098897808107,0.25204429159932756,0.25405723777473305,0.2543026690548161,0.2560101858148526],"n_dims_used":45,"mean_confidence":0.894252692328559},"coverage":{"mean_confidence":0.894252692328559,"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}}