{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001193},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001139","477:4770000659","477:4770000820","477:4770001194","477:4770001661","500:5000002132","499:4990003338","477:4770001195","477:4770000085","499:4990003153","477:4770001428","500:5000001382","477:4770001834","499:4990001962","500:5000001881","477:4770001662","477:4770000187","500:5000000894","500:5000002533","477:4770001073","477:4770000066","500:5000001552","477:4770001718","485:4850002457","500:5000001075"],"twin_admin_codes":[477,477,477,477,477,500,499,477,477,499,477,500,477,499,500,477,477,500,500,477,477,500,477,485,500],"twin_sims":[0.6705291037939215,0.6038390918591169,0.5325433650118956,0.4517011856294867,0.4342296970000516,0.4289581875692472,0.4003080500124783,0.3801111627421069,0.3777305522060749,0.3625410486658004,0.33601371093238597,0.32999752283405925,0.3133027983941789,0.30573920055817916,0.3024016677452305,0.29994923645608174,0.299392095021486,0.29927752573418104,0.2984127321164157,0.29331975814579747,0.2914980382488059,0.289056265801133,0.2888860857970763,0.2843331132482371,0.2787324920219682],"twin_dists":[0.11611798519940278,0.13045082797231475,0.14579427286838362,0.1637381401298929,0.1677525592820496,0.16897622415511462,0.17574095264110354,0.1806415028276472,0.18122719300585458,0.18500779795965763,0.19181044388766283,0.19339267366927942,0.1978688129914513,0.19994115746167657,0.20086500224506798,0.20154763285196242,0.201703166300617,0.20173517083510456,0.2019769798371587,0.20340948174142656,0.20392544462397055,0.2046200404495352,0.20466858070239094,0.20597363183960452,0.20759637644006568],"n_dims_used":45,"mean_confidence":0.9221977233886719},"coverage":{"mean_confidence":0.9221977233886719,"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}}