{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005698},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005868","491:4910005399","491:4910005601","491:4910005829","491:4910005869","491:4910005743","491:4910005448","491:4910005904","491:4910005532","491:4910005921","491:4910005901","491:4910005049","491:4910005892","497:4970000091","491:4910005201","491:4910005298","491:4910005330","491:4910005725","491:4910005649","491:4910005000","491:4910005200","491:4910005331","491:4910005380","491:4910005397","491:4910005902"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,497,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6327233172171473,0.5638927566949491,0.5258318134058378,0.4859959985314024,0.4294890761862069,0.4074049859449135,0.3855126925251583,0.35864459577229324,0.31430242838402916,0.29821879869493517,0.2967794359441922,0.2896892000081481,0.2793054360347801,0.25398825082819254,0.2529016329134471,0.2526337534301253,0.2520367721180886,0.2490071764112123,0.24878594681362437,0.24544702411023545,0.2394105543677587,0.2369260601438616,0.22774521188738434,0.21453048289881013,0.21342503527517265],"twin_dists":[0.12426240681678433,0.1390192422665253,0.14725428747555877,0.15601757763713747,0.168852714564296,0.17404611185065616,0.17931910773833892,0.1859903657113908,0.19759707413169403,0.20203126284841924,0.20243479768057066,0.20443965889383542,0.20742946689886071,0.21501718803110978,0.2153532575668253,0.21543624847188028,0.215621399158321,0.21656535218302383,0.21663456932763403,0.21768406458171985,0.2196050774321039,0.22040486225874156,0.22340886592787515,0.2278772468681071,0.22825932597863588],"n_dims_used":45,"mean_confidence":0.8887677510579427},"coverage":{"mean_confidence":0.8887677510579427,"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}}