{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000823","497:4970001065","497:4970000894","497:4970001072","497:4970000193","497:4970001563","497:4970001245","497:4970001249","497:4970001882","497:4970000604","497:4970001898","497:4970001162","497:4970000310","497:4970001414","497:4970000749","497:4970001165","497:4970000305","497:4970001572","497:4970000255","497:4970001330","497:4970000978","497:4970000302","497:4970000750","497:4970001063","497:4970001729"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.4612318056609019,0.45500635150415736,0.44770646584714907,0.3946766630004398,0.3842252647216769,0.36334957455956995,0.35858499565202473,0.3276065710861885,0.32304588141070717,0.3072250710085922,0.29208564261413206,0.26869677619769317,0.26292920322677027,0.25796180744630043,0.2563660830644201,0.2553078578411657,0.23562143969963323,0.22447796926631794,0.22257326537488517,0.2223966651926453,0.20537408439965432,0.201247884660213,0.18946733896000573,0.1876678242327086,0.18607019554908846],"twin_dists":[0.1615728957578073,0.1629853823742853,0.16465068014660666,0.17709551213028782,0.17963348489019249,0.18480458604886035,0.18600543728438715,0.1940258657888327,0.19524078960039618,0.19953173939787516,0.20375880980021777,0.21055468507623554,0.2122858363733883,0.21379595053484837,0.21428494173007168,0.2146102850540246,0.22082702568480728,0.22449718658950701,0.22513651150465297,0.22519597287507181,0.23108333335906958,0.2325600525892037,0.23689466933262837,0.23757318918707582,0.23817941959941738],"n_dims_used":45,"mean_confidence":0.8974105834960937},"coverage":{"mean_confidence":0.8974105834960937,"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}}