{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006094","496:4960000191","493:4930002785","493:4930001967","493:4930004463","493:4930004159","493:4930001968","493:4930002115","496:4960000082","493:4930005861","493:4930001943","493:4930005388","493:4930001629","493:4930005779","493:4930004608","496:4960000825","493:4930001792","493:4930002607","493:4930002787","493:4930003304","493:4930005166","493:4930004611","493:4930002294","496:4960000430","488:4880006064"],"twin_admin_codes":[493,496,493,493,493,493,493,493,496,493,493,493,493,493,493,496,493,493,493,493,493,493,493,496,488],"twin_sims":[0.5143894592278545,0.5101084616303416,0.45480641710104325,0.45155884817407715,0.44480573480352037,0.401729676920771,0.37569270674845007,0.3723653532189946,0.36969931448131305,0.357054004609543,0.3508212939433362,0.34360650673510734,0.3388225168797234,0.33464378952777557,0.3343133594324827,0.32747512949050367,0.325108018050413,0.3209616275147159,0.31953240896385743,0.3186321680433603,0.31805493454812456,0.31748253314147096,0.31313566710229207,0.3103695182972839,0.30738928522410747],"twin_dists":[0.1497531794857694,0.15069156113906915,0.1630308606463202,0.1637706033197297,0.16531523896960781,0.17540037429662522,0.18172998178790428,0.18255380560751347,0.18321651905932618,0.18639303312425679,0.18797987881993117,0.18983529075959185,0.19107700758022483,0.19216936149910538,0.19225605308021873,0.19406074899384146,0.19469028544385103,0.19579919257910772,0.19618327578250025,0.1964256987733223,0.1965813429735607,0.19673584152522186,0.19791429396930402,0.1986690585693945,0.19948656182156058],"n_dims_used":45,"mean_confidence":0.9284786648220487},"coverage":{"mean_confidence":0.9284786648220487,"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}}