{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012008},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012129","490:4900010699","490:4900011935","490:4900011936","490:4900012194","490:4900011932","490:4900011859","490:4900011655","490:4900009790","490:4900012195","490:4900012206","490:4900012143","490:4900011125","490:4900012006","490:4900011116","490:4900012065","490:4900008827","490:4900008717","490:4900007356","490:4900011545","490:4900011800","490:4900011931","490:4900011999","490:4900009569","490:4900010520"],"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":[0.42454176681882044,0.31440493795828284,0.3032618121780629,0.2473872796229427,0.21772840080970862,0.21083607683526187,0.21029552549602715,0.18736684343019733,0.18495531228314963,0.1579274521407062,0.14739656798925482,0.14727330629970684,0.14419316005414035,0.1410622076627183,0.13998793156605452,0.1336944953314677,0.12615817328142617,0.12064915377625877,0.1169871508124444,0.11543850896831359,0.10659495860344649,0.10540215474905322,0.09848082366937332,0.08686132576194563,0.0862120461489958],"twin_dists":[0.1700061391850909,0.19756923577104515,0.20062634656281916,0.217073092756028,0.22677936533670057,0.22915942639415354,0.2293483039589912,0.23768712063342065,0.23860463882610963,0.24952262511184262,0.2541447326440776,0.25420025163250887,0.2555988966011728,0.2570435152924696,0.25754468185286217,0.2605398729061172,0.2642694553875112,0.26710408397699364,0.2690434672217762,0.26987763965688627,0.27481386647894324,0.27550368997833935,0.27963116787113573,0.28710443142118725,0.2875448933048923],"n_dims_used":45,"mean_confidence":0.9047619289822049},"coverage":{"mean_confidence":0.9047619289822049,"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}}