{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001432},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001240","491:4910001110","491:4910001612","491:4910001832","491:4910001425","491:4910002136","491:4910003071","491:4910001897","491:4910001092","491:4910001308","491:4910002519","491:4910002147","491:4910002972","491:4910003087","491:4910003321","491:4910001547","491:4910003368","491:4910003326","491:4910001488","491:4910002629","492:4920000810","491:4910001477","491:4910003449","491:4910003239","491:4910001898"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491],"twin_sims":[0.5374324263039362,0.3746934472529538,0.33695167424162586,0.2620688851763919,0.26024754066729383,0.19533911193099585,0.19012731924337686,0.18394267523508576,0.17597561016800234,0.17462906373543707,0.16543969561144062,0.15425264146911993,0.14079530921131703,0.1250578143079504,0.11799947849740414,0.11223372283381908,0.11015856374346926,0.10412206466430503,0.09949052133611279,0.09366685469187089,0.08906774308785197,0.08675403848074714,0.08631111408940385,0.08555896486883942,0.07638579215472112],"twin_dists":[0.14473312687369136,0.18197701182306056,0.19156515570786398,0.2125460872740711,0.2130988266610504,0.23471149290189464,0.23664694946693707,0.23899242708047583,0.2420973225338957,0.24263190442716276,0.24636122382273457,0.25110912162004134,0.257167761359251,0.26482800518485344,0.26850274710786065,0.27163159886159566,0.27278802578399125,0.27625078101932365,0.279015192291613,0.2826380913733859,0.28562692441229415,0.2871770324916385,0.28747751676716893,0.2879906060198387,0.2945580037763543],"n_dims_used":45,"mean_confidence":0.8983194986979167},"coverage":{"mean_confidence":0.8983194986979167,"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}}