{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003574","480:4800002912","480:4800003253","480:4800002863","480:4800002819","480:4800002911","480:4800003298","480:4800003705","480:4800003118","480:4800003516","480:4800003575","480:4800003458","480:4800002816","480:4800003707","480:4800003636","480:4800003510","480:4800002855","480:4800003395","480:4800003040","480:4800004323","480:4800003299","480:4800003851","480:4800004406","480:4800003775","480:4800003162"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5625058127494308,0.36450449729208373,0.32243284264951466,0.315972802882219,0.3059102888260561,0.2957077647111357,0.2788881904593024,0.2667549488538368,0.25781662455701937,0.25496348304372235,0.21464908586418727,0.20762304680788896,0.19401979257660343,0.18697958324166883,0.16756157571255037,0.15784280488508107,0.14486169105456223,0.1436176096486324,0.13812935123539602,0.13733089171010873,0.13426701481130096,0.12277767133003394,0.11592186702316742,0.10754725969430391,0.104800744808873],"twin_dists":[0.13931771443954893,0.1845147084437808,0.19540482246405796,0.19714409323226073,0.1998939572034706,0.20273599605610465,0.20755099787282674,0.21113492415904575,0.21384036100568315,0.21471634468360296,0.22783633284058188,0.23028699529207697,0.2351980064553321,0.23783390076698116,0.24548713153901006,0.2495588642527133,0.25529346051889984,0.2558626946386806,0.2584185557127739,0.2587966773874129,0.2602630814013897,0.26599741521902437,0.2696163623604082,0.27426742219572436,0.2758538023743131],"n_dims_used":43,"mean_confidence":0.9098703251328579},"coverage":{"mean_confidence":0.9098703251328579,"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}}