{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012486","490:4900012830","490:4900012955","490:4900012416","490:4900012340","490:4900012538","490:4900012898","490:4900012273","490:4900012480","490:4900013178","490:4900012835","490:4900012275","490:4900012992","490:4900012558","490:4900012410","490:4900013037","490:4900012264","490:4900013246","490:4900013002","490:4900012828","490:4900012762","490:4900012763","490:4900012415","490:4900012476","490:4900012765"],"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":[0.5768711220097108,0.5012895339718946,0.44044732736167247,0.42696486535345707,0.3743852330156117,0.3431285545641475,0.3057008826136454,0.30237779207827903,0.2971585009632773,0.29589892153847186,0.29316293069103166,0.28886401090652913,0.2852845396735439,0.2755913636370805,0.25795485685391706,0.25511263721173544,0.2433575172508099,0.23242677687891125,0.2319393406960647,0.21527051617932,0.21524334641895518,0.21488582411029378,0.21271615017268528,0.20642515707745598,0.1993374057004501],"twin_dists":[0.13623040038623258,0.15263114011092088,0.16631688664581518,0.1694405249241551,0.18205327158651793,0.1899589295137001,0.1999517308042211,0.2008716324160148,0.20232841293652667,0.20268222343864864,0.20345382484296332,0.20467487835007414,0.20569988637910858,0.20851518422977403,0.21379807631485406,0.21467039743957977,0.21834552359280368,0.2218672929016226,0.22202683881314542,0.22762220934592692,0.22763156238608942,0.2277547117283969,0.228505044675896,0.23071042014116286,0.2332508466445587],"n_dims_used":45,"mean_confidence":0.9019318474663629},"coverage":{"mean_confidence":0.9019318474663629,"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}}