{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001792},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001735","491:4910001498","491:4910001956","491:4910001736","491:4910001556","491:4910002583","491:4910001790","491:4910001614","491:4910001116","491:4910001906","491:4910001179","491:4910002461","491:4910002008","491:4910001905","491:4910001848","492:4920004130","492:4920004228","491:4910003162","492:4920004171","491:4910001677","492:4920003945","491:4910002304","491:4910001027","491:4910001031","491:4910001237"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,491,492,491,492,491,491,491,491],"twin_sims":[0.6750059230937449,0.434060461286756,0.42594582126477093,0.3130453246812828,0.26579800666702147,0.23755182560652258,0.2130506755492448,0.1874274976858548,0.18485768901404515,0.17264057753705864,0.15435801531249518,0.14409685758971852,0.12799278909831452,0.12498381468030273,0.12422232386060246,0.12393685729278207,0.12312552408381533,0.11761224811407471,0.11548275209669191,0.11397833955659896,0.10499576945474856,0.10182775266655247,0.09706279346605524,0.09290088032410344,0.09263056160194567],"twin_dists":[0.11514731124672921,0.16779175015605247,0.16967823385261185,0.19793888435807142,0.21142183436702827,0.22020290875287227,0.22838902022948937,0.2376641506183494,0.23864195834399107,0.2434267440667406,0.2510632465447363,0.25564298142144004,0.2633463510231172,0.2648657016040176,0.26525460392212985,0.2654008620934833,0.26581795079669746,0.268709159120957,0.26985368930114056,0.27067207004165955,0.2757400973687028,0.2776078994504785,0.2805046696095722,0.2831277023380147,0.283301250953114],"n_dims_used":45,"mean_confidence":0.8985454983181423},"coverage":{"mean_confidence":0.8985454983181423,"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}}