{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003513},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003512","491:4910002436","491:4910003163","491:4910003026","491:4910002341","491:4910002479","491:4910003251","491:4910003375","491:4910003027","491:4910003025","491:4910002288","491:4910002673","491:4910003065","491:4910002041","491:4910002733","491:4910001421","491:4910001422","491:4910003287","491:4910002185","491:4910001099","491:4910002182","491:4910002286","491:4910002040","491:4910002577","492:4920001351"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492],"twin_sims":[0.30709509215515285,0.29669528680444895,0.2757074299741567,0.2753246238196113,0.24533559601384866,0.23027769838131473,0.1965388754936941,0.1950816800204793,0.19425430638954325,0.19338868691643385,0.1769614070594058,0.1732202513032101,0.1688877516740414,0.16860462002463386,0.16783784031616872,0.1636423120909365,0.16072074033917505,0.15598049435070585,0.15321401762790127,0.14821292224786922,0.1457173874078096,0.1427214046585468,0.13497541075083305,0.1292835341416946,0.12632442978355474],"twin_dists":[0.1995675082260769,0.2024584250098277,0.2084811203022196,0.20859350211596672,0.21771924666075265,0.22257238615650643,0.2342710423387336,0.23480624420355684,0.23511135933847935,0.23543154675091496,0.24170780359300117,0.24319436370920405,0.24494486522916606,0.24506037840281147,0.24537391440529852,0.24710799672420491,0.2483346201249414,0.2503597680894482,0.25156252547080343,0.25377789701067704,0.2549040336105666,0.2562750286579349,0.2599218228761181,0.2627028850612635,0.2641853842261383],"n_dims_used":45,"mean_confidence":0.8972323099772136},"coverage":{"mean_confidence":0.8972323099772136,"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}}