{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002429},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001298","480:4800002382","480:4800001643","480:4800001589","480:4800001368","480:4800001539","480:4800002472","480:4800001699","480:4800001983","480:4800002384","480:4800001588","480:4800001641","480:4800001534","480:4800002527","480:4800001876","480:4800001650","480:4800002481","480:4800001239","480:4800001252","480:4800002191","480:4800002198","480:4800001422","480:4800001700","480:4800001309","480:4800002336"],"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":[0.43970420578125485,0.4154973199836346,0.3192879381288514,0.3109923478624589,0.2532447329387566,0.2528323260365995,0.2338391469503574,0.1713382619481789,0.16274965338145386,0.16270749593866532,0.13673830123712205,0.13515095872465405,0.12968444256950412,0.12317342064516122,0.12172338330613212,0.11293137480709649,0.11069376750416014,0.1094114723729213,0.10929192415213664,0.10777062356928384,0.10614620065748097,0.10216766184778343,0.09873892341778495,0.0906778585888428,0.0855915483810521],"twin_dists":[0.1664880538061391,0.17212942647298055,0.19624907052980198,0.19849878063295812,0.21524704447599086,0.215374723946809,0.22140623863936282,0.24395086161499813,0.2474810838213769,0.2474987401593058,0.25907837153041635,0.2598374633120313,0.26250401164577114,0.26579327021827376,0.26654372094339557,0.2712465246039446,0.27248817225694033,0.273208481384601,0.2732759679782228,0.2741397966800155,0.27507268530275575,0.2774053424623974,0.279473242394189,0.2845669496817997,0.28796830442728394],"n_dims_used":43,"mean_confidence":0.9137142092682594},"coverage":{"mean_confidence":0.9137142092682594,"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}}