{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004550},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004426","491:4910004511","491:4910003975","491:4910004270","491:4910004547","491:4910004319","491:4910004172","491:4910004220","491:4910003976","491:4910004510","491:4910004129","491:4910004081","491:4910004633","491:4910004176","491:4910004271","491:4910004171","491:4910004825","491:4910004173","491:4910003814","491:4910003986","491:4910004282","491:4910003761","491:4910004035","491:4910003714","491:4910004546"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.40275153444584993,0.3502588804205157,0.31213671468672904,0.26532073577802384,0.2110344428355061,0.17782362604089666,0.16619843733358544,0.16023600622836587,0.1542906659029633,0.1447544555158432,0.12579150074255516,0.12556034477704578,0.12021801627329706,0.11959076975602632,0.11899060322798792,0.11266546005393932,0.11108353509642961,0.10940028484639715,0.09797432772083665,0.09755606603167159,0.09514471026004644,0.09346977002045762,0.09032479260710498,0.08133393625803367,0.08044092932407108],"twin_dists":[0.17515590483931767,0.18812378792673284,0.19818642494417746,0.21156516997541586,0.2290901965015434,0.24136837751715953,0.24604774226687887,0.24853969787165345,0.2510925648298702,0.25534238343928833,0.2644551687006677,0.2645724564041197,0.2673300546853728,0.2676599196557138,0.26797678409911013,0.2713930813543519,0.272270505251171,0.27321479447368197,0.27994202748099767,0.2801996858437116,0.2817023004732121,0.282763765150953,0.2847980967402486,0.2909415746090064,0.2915809312332462],"n_dims_used":44,"mean_confidence":0.8889815590598367},"coverage":{"mean_confidence":0.8889815590598367,"n_dims_used":44,"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}}