{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003759},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003637","499:4990003675","467:4670000840","467:4670000788","467:4670000404","499:4990004059","467:4670000470","467:4670000606","467:4670000778","467:4670000535","467:4670000603","499:4990004123","467:4670001034","499:4990003454","467:4670000786","467:4670000781","499:4990003879","499:4990003720","467:4670000469","467:4670001375","467:4670000782","467:4670000521","467:4670000460","499:4990003592","499:4990004152"],"twin_admin_codes":[499,499,467,467,467,499,467,467,467,467,467,499,467,499,467,467,499,499,467,467,467,467,467,499,499],"twin_sims":[0.8789071567579843,0.839019401985035,0.8246458310927653,0.8132794631722468,0.8104081702003385,0.7792416037965021,0.7556999068887799,0.7509503202636224,0.7489628006020809,0.7388410442984504,0.7317957302054461,0.7315649088220274,0.7184057668466887,0.7124096179108202,0.7103296997960489,0.7090603089815845,0.7056533182832403,0.6894711267982281,0.6855604747811925,0.6820614813725966,0.6772475733551945,0.6734712496320954,0.6702522669201185,0.6601499784425786,0.6467386014420663],"twin_dists":[0.06598749026790554,0.07694917005454809,0.0806480369859096,0.08350040469278558,0.08421181222900358,0.09173113924471916,0.09720841720846955,0.0982963327484746,0.09875004948693254,0.10104743860741443,0.10263435386452145,0.10268618610235722,0.105625689267274,0.10695575676042329,0.10741586668377819,0.10769636889753512,0.10844810739711798,0.11199827271485567,0.11285167256366754,0.11361389811838377,0.11466062081376428,0.1154802535976737,0.11617795492192062,0.11836237069546994,0.12125201803671337],"n_dims_used":45,"mean_confidence":0.9367502000596788},"coverage":{"mean_confidence":0.9367502000596788,"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}}