{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001895},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001430","491:4910002291","491:4910002095","491:4910002088","491:4910002284","491:4910002196","491:4910001541","491:4910001540","491:4910002532","491:4910001168","491:4910001429","491:4910001784","491:4910002090","491:4910002285","491:4910002186","491:4910000962","491:4910002238","491:4910003190","491:4910001232","491:4910001721","491:4910003222","491:4910002057","491:4910003092","491:4910002339","491:4910001557"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5875995617021326,0.4395604549185499,0.3925486075239638,0.33893747762631704,0.32291926503697754,0.29001994171941775,0.2865071302007172,0.2773352649653847,0.2772590478086659,0.2745900773370706,0.2717963865786338,0.2577298614237234,0.2462067418930458,0.24311770723849194,0.2234984745232149,0.22033431781641546,0.21797132739649167,0.20987848853781765,0.2089580133865342,0.195087410446836,0.18460654773118992,0.18041441177375878,0.1786439568126711,0.1752852967872603,0.15689360483064765],"twin_dists":[0.13392945045228136,0.16652117776646191,0.17760970385767585,0.19104705895149607,0.19527465453649048,0.20434549347605827,0.20534892595183019,0.2080042932776818,0.20802658068021196,0.20880941393506233,0.20963384299941404,0.2138669088004748,0.21744446647023608,0.21842167260782586,0.22482550629860265,0.22589271295409336,0.22669641056065012,0.2294942490505393,0.2298170752512107,0.2348041340985311,0.23873802866556373,0.2403554533729214,0.24104652515835287,0.24237101277932205,0.24996620933337466],"n_dims_used":45,"mean_confidence":0.8981969197591145},"coverage":{"mean_confidence":0.8981969197591145,"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}}