{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001785},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001786","471:4710001437","471:4710001566","471:4710001515","471:4710001570","471:4710003421","471:4710003420","471:4710001018","476:4760001560","471:4710001464","484:4840005875","471:4710001659","471:4710001769","471:4710001476","471:4710001997","476:4760001034","484:4840006257","471:4710001669","471:4710001732","476:4760001708","471:4710001332","471:4710001525","476:4760001094","484:4840005876","471:4710001239"],"twin_admin_codes":[471,471,471,471,471,471,471,471,476,471,484,471,471,471,471,476,484,471,471,476,471,471,476,484,471],"twin_sims":[0.8000553647675366,0.6839767847852184,0.5199965314181535,0.44535087610744495,0.4191175595611799,0.4124406600868641,0.3831594306147861,0.3823311419701696,0.3760991286008357,0.3738753675453929,0.36701726384726635,0.3645475290079704,0.35669463205352775,0.3558945479241194,0.3323788355188399,0.33210960917430293,0.3313780269223819,0.3252087008685433,0.3204274440790291,0.31535936085006805,0.302784971427119,0.3021672002205417,0.2973855023991543,0.2926588538005268,0.292448894650689],"twin_dists":[0.08674883674949936,0.11319681835838186,0.14852703681739318,0.16519022119433446,0.17127720412264455,0.17285147090413744,0.17989413156424203,0.18009692691778997,0.18162960101073772,0.1821794925421843,0.18388561627284913,0.184503916751825,0.186484137983615,0.18668713800824946,0.19276453285560327,0.19283542544680182,0.193028224243268,0.19466345710536248,0.19594263470080345,0.1973102915588608,0.20075860211183358,0.2009301260786136,0.2022647430942916,0.20359644831686635,0.20365589711297863],"n_dims_used":45,"mean_confidence":0.9171618991427951},"coverage":{"mean_confidence":0.9171618991427951,"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}}