{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012105","490:4900008544","491:4910005762","490:4900007781","490:4900011219","490:4900010235","490:4900012170","490:4900011570","490:4900010023","490:4900010820","490:4900010144","490:4900010146","491:4910005006","490:4900006434","490:4900011504","490:4900011506","490:4900005820","490:4900009848","490:4900010323","490:4900009821","490:4900009922","490:4900010052","490:4900010675","490:4900008104","490:4900011240"],"twin_admin_codes":[490,490,491,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.09452916716710463,0.044581720404500896,0.01554743533080718,0.011287449307611247,0.010911233685035085,0.009890527479698433,0.008322132102105367,0.007687405401918528,0.006747813802298822,0.006183322084013069,0.0043310240298646925,0.003182288863377044,0.002846557711949968,0.0028106146010800723,0.0026188513379128697,0.0024921322864884243,0.0020692400393374916,0.001930161625191814,0.0018595786277909338,0.0018244601975961846,0.001753884854046038,0.0017050182834968232,0.0014300659867222114,0.0014140172436058033,0.0011888515387833026],"twin_dists":[0.28209066584075815,0.32392849626343495,0.3747890395594931,0.388932950309074,0.3904003069281837,0.394620922964143,0.4019331827953582,0.40524885723534154,0.4106390881262694,0.41421205590766486,0.4284658057046495,0.4404317344059714,0.44468102102592916,0.44516276468937455,0.44783237314683266,0.44969654381666396,0.4566182283598515,0.45918121986668925,0.46054765411647547,0.46124540163864913,0.4626858415193887,0.46371483157906185,0.4700679529809825,0.47047274638201303,0.47665060510896085],"n_dims_used":45,"mean_confidence":0.8909408569335937},"coverage":{"mean_confidence":0.8909408569335937,"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}}