{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001463},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001575","491:4910001592","491:4910001410","491:4910001215","491:4910002261","491:4910001149","491:4910001083","491:4910001282","491:4910000844","491:4910001020","491:4910001289","492:4920004960","492:4920005016","492:4920004842","492:4920006688","491:4910001085","491:4910001973","492:4920005072","492:4920006883","492:4920007098","491:4910001084","491:4910000444","492:4920006846","491:4910001081","492:4920006771"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,492,492,492,492,491,491,492,492,492,491,491,492,491,492],"twin_sims":[0.5922782109488565,0.5595366334456104,0.5480715289257655,0.4152077164602257,0.41033588803250964,0.41007680268193325,0.39860704213012876,0.3778399377950776,0.3723961943962008,0.37151682615292336,0.3668577347387304,0.3654120555807631,0.3533178746384003,0.33890128623218807,0.31774565639788976,0.3170904627413107,0.30731926541569016,0.30720407122144966,0.30556709444117097,0.29651802257827287,0.2948910586580318,0.29314289209482475,0.2913080517005172,0.2842295796176175,0.28317357993602565],"twin_dists":[0.13292687764254132,0.13995701369402297,0.1424302745461953,0.17219773790866622,0.17335001418673696,0.1734114592995629,0.17614918454834452,0.18120024220077272,0.1825461529971584,0.18276447333675583,0.18392549127282645,0.18428724269428517,0.18734250805580743,0.1910564866465806,0.1966648016621636,0.19684175710218854,0.19950582352721696,0.19953751772996556,0.19998865393403398,0.2025082100275327,0.2029659675718712,0.20345949178626677,0.20397936434601957,0.20600345390454325,0.20630800125223336],"n_dims_used":45,"mean_confidence":0.8990641276041667},"coverage":{"mean_confidence":0.8990641276041667,"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}}