{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002396},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002491","480:4800002547","480:4800002397","480:4800002348","480:4800002299","480:4800002161","480:4800002442","480:4800002501","480:4800002298","480:4800002116","480:4800002296","480:4800001343","480:4800001766","470:4700004885","480:4800002219","480:4800002452","480:4800002115","480:4800001715","480:4800002157","480:4800002437","480:4800001572","480:4800002494","480:4800002163","480:4800002542","480:4800001946"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6353794464537192,0.435119411780072,0.4305187841638123,0.40242259553229726,0.3815706658891219,0.37816030845287135,0.3771579841918092,0.3654846964401393,0.3625479347478237,0.36049568796547315,0.34644121188040655,0.3243665338255245,0.2938000553371458,0.29239425697650145,0.2921310929842064,0.2916018687916029,0.2810537203714157,0.28046703119004507,0.2780867052737601,0.27530531810034947,0.26863589642235086,0.2611271963724683,0.25449498720296027,0.23469359828015157,0.23058781382413032],"twin_dists":[0.12369246512664092,0.1675466234435968,0.16861333368274728,0.17523456971442145,0.18028330502105028,0.18112132997131508,0.18136832633514385,0.18426904866885577,0.18500606626797447,0.18552290109049313,0.18910386641812196,0.19488800649016216,0.20327376456703344,0.2036713716261496,0.20374592913030384,0.20389598550209745,0.20692144036890103,0.20709170952179246,0.2077847569812681,0.2085991723002355,0.21057283704990337,0.21283156774469877,0.21486077674673124,0.22112819787436105,0.22247037323323224],"n_dims_used":43,"mean_confidence":0.9202738917151163},"coverage":{"mean_confidence":0.9202738917151163,"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}}