{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001531},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001285","497:4970001609","497:4970000780","497:4970001529","497:4970001016","497:4970001370","490:4900013114","497:4970001944","497:4970001861","490:4900012585","497:4970001530","497:4970001688","497:4970001450","497:4970001452","497:4970001284","497:4970000930","497:4970001105","497:4970001689","497:4970001943","497:4970001532","497:4970002800","497:4970001863","490:4900012515","490:4900000630","490:4900013223"],"twin_admin_codes":[497,497,497,497,497,497,490,497,497,490,497,497,497,497,497,497,497,497,497,497,497,497,490,490,490],"twin_sims":[0.36414534651241354,0.2595473430930955,0.20688115541004384,0.18563315035138364,0.15380309086329835,0.13647020987113254,0.10470075533109943,0.08694523866150262,0.08460232110558377,0.07844958720721407,0.07429290614831338,0.06213645200146431,0.05824780014586449,0.05800788435141099,0.05532241996170211,0.04502487109367904,0.04026379463980494,0.03946564705978972,0.032845764679474775,0.028389796993559525,0.025950626541095048,0.02401725044180515,0.018462660213275434,0.017609758701327437,0.01356735153763311],"twin_dists":[0.1846048030214485,0.21331196832744284,0.23054903862512205,0.23834589565927305,0.2513050942248825,0.2592061119148943,0.2759121630042911,0.28704769743600705,0.288648411851588,0.29302741417047773,0.2961445782398129,0.30615262361601914,0.30969273165336214,0.3099174478617115,0.31248660058858374,0.3234130430880253,0.329190329966667,0.33021464712843646,0.33946381081288246,0.346632328290953,0.35097649796643987,0.35467782952657584,0.36697322599547577,0.3691407662850569,0.38087070154807373],"n_dims_used":45,"mean_confidence":0.9124803331163195},"coverage":{"mean_confidence":0.9124803331163195,"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}}