{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001244},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001865","485:4850001069","485:4850000815","485:4850001243","485:4850001301","485:4850000486","479:4790001108","485:4850001300","479:4790000486","479:4790000110","479:4790001323","485:4850001432","485:4850001303","479:4790000741","499:4990003097","479:4790001045","485:4850000861","479:4790001538","485:4850001127","479:4790001948","479:4790001333","479:4790000750","485:4850002204","488:4880000022","485:4850001496"],"twin_admin_codes":[485,485,485,485,485,485,479,485,479,479,479,485,485,479,499,479,485,479,485,479,479,479,485,488,485],"twin_sims":[0.5525972216593091,0.5437403151279772,0.5257434719068725,0.4778728801850063,0.47166781358536136,0.44213127572644595,0.43557140988300985,0.4114446722628653,0.4012417859171427,0.39041465136357595,0.3898339200663415,0.38765581257694254,0.3830346733018593,0.37021734390194516,0.36090627394940983,0.35223989753963714,0.3505479293253515,0.35010048839192237,0.34654218706500073,0.34557016177004485,0.343425712919558,0.3425505935618497,0.3424620131102089,0.34151251979298536,0.34012802978721507],"twin_dists":[0.14145304026928252,0.143366788002045,0.14727353193674556,0.15782935529342076,0.1592200116995703,0.16592942973446057,0.16744206713954618,0.17308724494359354,0.1755171964808168,0.17812662542170385,0.17826752816300354,0.17879688301676464,0.17992466326866638,0.18308756422879172,0.1854193801538457,0.18761742411750837,0.18804981166003024,0.18816433873868038,0.1890778708711976,0.1893282803418891,0.1898820485231325,0.1901085615738734,0.19013150663045356,0.19037765378912028,0.19073722654785918],"n_dims_used":45,"mean_confidence":0.9192597283257379},"coverage":{"mean_confidence":0.9192597283257379,"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}}