{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002407},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003003","490:4900003972","490:4900004105","490:4900002700","490:4900003689","490:4900003675","490:4900003834","490:4900004525","490:4900008729","490:4900004113","490:4900003825","490:4900001524","490:4900001789","490:4900003146","490:4900001944","490:4900003687","490:4900002853","490:4900001790","490:4900001654","490:4900004385","490:4900008044","490:4900012214","490:4900004379","490:4900003682","490:4900003827"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4400203462122703,0.3348719863081898,0.2754399999038341,0.25715059601531837,0.24177688358586072,0.19331212059251948,0.16743124986415997,0.1635140053300811,0.15854231562673418,0.1490944401059749,0.14643143307787965,0.1392550428117896,0.1368575211907893,0.1279768750993129,0.12537966902474468,0.12303500397605327,0.12201199711885027,0.116885576022725,0.11491954577520995,0.11089897475369816,0.10313433444381953,0.09699077024357221,0.0940113466247417,0.09203847952857616,0.09178621724810682],"twin_dists":[0.16641522168434092,0.19210951897800754,0.20855962066903422,0.21404429727276564,0.2188483340769071,0.2354599161142689,0.24554058757503652,0.24716153176018238,0.24925981410504758,0.25338345037143684,0.2545803657994567,0.25788823373651437,0.25902162574545196,0.2633543150853369,0.26466424479555556,0.2658646147932124,0.2663938111116884,0.26909791970248054,0.27015910068241267,0.2723734999059971,0.2768321490011732,0.28054930239471554,0.2824189213641826,0.28368277873119185,0.28384592178456314],"n_dims_used":45,"mean_confidence":0.9106338500976563},"coverage":{"mean_confidence":0.9106338500976563,"n_dims_used":45,"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}}