{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001801},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001745","480:4800001803","480:4800001971","480:4800001727","480:4800001917","480:4800001953","480:4800001672","480:4800002399","480:4800003972","480:4800001958","480:4800001504","480:4800001351","480:4800002294","480:4800005227","480:4800005473","480:4800004038","480:4800002484","480:4800005226","480:4800002169","480:4800005048","480:4800005144","468:4680002984","480:4800004954","496:4960012103","480:4800004874"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,468,480,496,480],"twin_sims":[0.4724610161223551,0.40567948842394524,0.38961576625529387,0.24969520696218278,0.21072888873486095,0.20112606972696204,0.1951958032091443,0.19132166980330806,0.1837734681282353,0.16878448049433664,0.16470500548696562,0.16403410412717176,0.16025518840215972,0.15680106158346246,0.14176812587719526,0.13622806528003212,0.13571766501586,0.1353646980268653,0.1303960744865351,0.12904034664105463,0.1260767281804801,0.1212178693833679,0.11963417342596638,0.1184812603497837,0.11570767208211262],"twin_dists":[0.15904190676809024,0.17445695911299297,0.1783204842239673,0.2163503361159152,0.22919685352797034,0.232603963480848,0.23476422891820573,0.23620017978350882,0.23905737129643992,0.24498698207271646,0.2466657590822543,0.24694471220019365,0.24853157385621902,0.25000601999664157,0.2567157391576496,0.25932165079803227,0.25956569234096,0.2597348618038407,0.2621521421695664,0.2628237470608396,0.26431067051573454,0.2668069460575166,0.2676370514076525,0.26824665784131424,0.26973204113411814],"n_dims_used":43,"mean_confidence":0.9211093991301781},"coverage":{"mean_confidence":0.9211093991301781,"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}}