{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001804},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001861","491:4910001510","491:4910001511","491:4910001503","491:4910001964","491:4910001319","491:4910002414","491:4910001860","491:4910001562","491:4910001384","491:4910001625","491:4910001805","491:4910001561","490:4900002222","491:4910002412","491:4910001385","490:4900002520","491:4910001123","490:4900002221","491:4910001915","491:4910002256","491:4910001052","490:4900002821","491:4910001327","491:4910001914"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,490,491,490,491,491,491,490,491,491],"twin_sims":[0.5484552270054238,0.5222601910958147,0.36775811582225176,0.3589838119253756,0.3334008170150786,0.27284590166539147,0.2556853636262217,0.24600090364885027,0.23548841406545298,0.2080547855578638,0.19631972673609904,0.17248892892666293,0.17167598796300712,0.16402557261140976,0.157855477290753,0.1532613988337805,0.14358129593215402,0.13576167439775658,0.1335353485864875,0.13191355682241027,0.12987995551794793,0.1083952049101754,0.10782173850754309,0.10568618981441937,0.09856046173950245],"twin_dists":[0.14234737117361201,0.14803291697869134,0.18370055075014147,0.1859046097524528,0.19249570990401688,0.2093235187438016,0.21449412594935152,0.2175093362300712,0.2208701573490291,0.23013479477221324,0.23435135563158596,0.24348762922811826,0.243814670407869,0.246948264815461,0.2495534380469586,0.25154179256817927,0.2558793649799651,0.2595446227301302,0.26061697250005594,0.2614066269775518,0.2624071944895405,0.2737840091795752,0.2741106195082902,0.27533887823390907,0.27958240452501754],"n_dims_used":45,"mean_confidence":0.8963133070203994},"coverage":{"mean_confidence":0.8963133070203994,"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}}