{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002355","480:4800002216","480:4800001831","480:4800002064","480:4800001782","480:4800002536","480:4800001455","480:4800002261","480:4800001781","480:4800001896","480:4800002128","480:4800001954","480:4800002065","480:4800002207","480:4800001735","480:4800002535","480:4800002307","480:4800001893","480:4800001344","470:4700006766","480:4800001956","470:4700005932","466:4660002633","480:4800002262","480:4800002447"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,470,466,480,480],"twin_sims":[0.7121571498468386,0.6197691996992615,0.4495157981385775,0.4406954757601458,0.4383373221553871,0.4335292838799158,0.3724857716555849,0.3523742359983194,0.3399421589035626,0.33355478467959576,0.3169571501276876,0.3165974370173701,0.2994403356592739,0.27954837147518646,0.2710543708870181,0.26699268785358443,0.26161200362088477,0.25940587979869917,0.25746755791423825,0.25548023373475287,0.2521597087481444,0.25185565010564903,0.25123262388946005,0.250824878600795,0.2507884025981277],"twin_dists":[0.10701164027679569,0.12703930790530696,0.16423698637995476,0.16625975442177712,0.16680319168851612,0.16791479774548052,0.18252392799792558,0.18758313998088536,0.1907855596688249,0.19245524906511005,0.1968777875854296,0.19697505020858003,0.20168969259024838,0.2073587580195873,0.20985369050205357,0.2110637445958171,0.21268451407547997,0.2133550739727825,0.21394720279011062,0.21455723123834697,0.21558324817349325,0.21567762845236169,0.2158712439185432,0.21599812324633577,0.21600948000785133],"n_dims_used":43,"mean_confidence":0.9206406349359557},"coverage":{"mean_confidence":0.9206406349359557,"n_dims_used":43,"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}}