{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003809},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003673","480:4800003668","480:4800003742","480:4800003887","480:4800004049","493:4930005182","480:4800003808","493:4930005884","480:4800004207","493:4930005965","480:4800004797","480:4800005135","480:4800003963","480:4800005564","480:4800003607","480:4800004126","490:4900003889","480:4800003884","480:4800004622","480:4800003817","480:4800004884","480:4800004042","480:4800005313","480:4800003420","496:4960007210"],"twin_admin_codes":[480,480,480,480,480,493,480,493,480,493,480,480,480,480,480,480,490,480,480,480,480,480,480,480,496],"twin_sims":[0.513064722904877,0.42476758542431814,0.3263964050132299,0.32586580684087524,0.31327079719451256,0.296338409928031,0.29590682918020517,0.27831923724725227,0.27421400059560724,0.2719634666809481,0.26976872797884055,0.2689311674413733,0.2650665125464887,0.25910344110823547,0.2516187744740486,0.2384628676363543,0.2364332351103568,0.22771065891013637,0.22129439813131097,0.21483699416680085,0.20965067007852384,0.20900811518869888,0.2050884796689275,0.2039301636040034,0.2025772472982902],"twin_dists":[0.15004334667855687,0.1699533707379417,0.19434732375023453,0.19448847511059805,0.19787752032045478,0.20255867247892143,0.202679999451801,0.2077168951036376,0.20892009459551375,0.20958439085531164,0.21023548717055757,0.2104848225296923,0.2116415847412969,0.21344728050889858,0.21575120535808873,0.2199095070378045,0.2205641570635688,0.22342032119762378,0.22556782108899992,0.22777154203701436,0.2295740590253096,0.22979947883270468,0.23118488935196457,0.23159776165604065,0.2320820383558551],"n_dims_used":43,"mean_confidence":0.9227325084597565},"coverage":{"mean_confidence":0.9227325084597565,"n_dims_used":43,"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}}