{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000803},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000890","480:4800001190","480:4800000730","480:4800000380","480:4800000716","480:4800000844","480:4800000649","480:4800000609","480:4800000514","480:4800001192","480:4800000727","480:4800000993","480:4800001077","480:4800000545","480:4800000353","480:4800001194","480:4800000587","480:4800000502","480:4800000351","480:4800000398","480:4800000804","480:4800000339","480:4800001134","480:4800000624","480:4800000972"],"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":[0.4454583218415345,0.43203321952861,0.39247054431473893,0.3639197860763071,0.35245837437227845,0.35130809937665447,0.2896240436319759,0.2856097794364501,0.2796788902572196,0.26091470411889106,0.24174343188271616,0.237569270904725,0.2356301303387242,0.233941530069131,0.22973620889531549,0.22472254513156736,0.1968276361937495,0.19653759498804937,0.19270429788532023,0.19011554111273418,0.18620273308867233,0.1807071378333477,0.1679029262798568,0.1638249473601545,0.16238978007745783],"twin_dists":[0.16516558746172327,0.16826168841839392,0.17762859046966184,0.1846614088066385,0.1875616707311575,0.18785541347237833,0.20445821711285106,0.20560643402160023,0.20732078459559758,0.212896075747644,0.21885899825454175,0.220197283600814,0.22082420842343997,0.2213728878107872,0.22275072736867532,0.22441535531012755,0.23416531242683802,0.23427151143620584,0.23568540456564144,0.23665136504965378,0.23812898867813395,0.24024165537897643,0.24534726078833827,0.2470318458979427,0.24763191235930468],"n_dims_used":43,"mean_confidence":0.9150981459506723},"coverage":{"mean_confidence":0.9150981459506723,"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}}