{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007037},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004332","490:4900007036","491:4910001453","490:4900004062","490:4900005558","490:4900004889","490:4900004604","490:4900007171","490:4900006441","490:4900007408","490:4900005165","490:4900004746","491:4910001117","490:4900006328","490:4900004334","490:4900003923","490:4900002373","491:4910001916","491:4910001253","490:4900004337","491:4910002413","490:4900002067","490:4900007653","490:4900005557","490:4900002374"],"twin_admin_codes":[490,490,491,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,491,490,491,490,490,490,490],"twin_sims":[0.06249410504396668,0.052808878215820136,0.04778633385670053,0.04684898896585363,0.039027308032075284,0.03810217577701035,0.037949427904031746,0.030803636239829412,0.024976359006918993,0.02486754108458305,0.020599021880276566,0.01909353584299627,0.018803899769936235,0.018589705417891907,0.018407230873299055,0.0181751503944966,0.017470841041679327,0.016282921237007652,0.015484888313895447,0.015079004978199723,0.014134281118446643,0.013896853770806687,0.013074153844129884,0.012880992980244015,0.012427119170109446],"twin_dists":[0.30583624819337496,0.3149865169894169,0.32029353062354604,0.32133509065630955,0.3307846678573915,0.33200572420623187,0.33220974107572665,0.3426384619337041,0.3528107101117963,0.3530193976936553,0.3619055387231221,0.3654256105832695,0.3661304843266515,0.3666578896873652,0.36711140107843704,0.3676939170792282,0.36950248057858104,0.372703054275925,0.37497041506095163,0.3761633272873511,0.3790534215407634,0.37980651089188305,0.38250706613159724,0.38316286363549273,0.38473874690483617],"n_dims_used":45,"mean_confidence":0.8945936414930555},"coverage":{"mean_confidence":0.8945936414930555,"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}}