{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003098},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002674","480:4800003419","480:4800003594","480:4800003267","480:4800003600","480:4800003533","480:4800003314","480:4800003359","480:4800003303","480:4800003269","480:4800003592","480:4800003652","480:4800003257","494:4940002718","470:4700005098","480:4800002840","480:4800003469","480:4800002789","480:4800003542","494:4940001957","470:4700007118","480:4800003368","480:4800002961","494:4940003063","480:4800003778"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,494,470,480,480,480,480,494,470,480,480,494,480],"twin_sims":[0.38495379090300524,0.34810105731131796,0.3390068396699417,0.32965202225014073,0.29954133882872175,0.28023808937884576,0.2743968384165107,0.272643141537345,0.2705872326957137,0.2704660042679089,0.24716956360145967,0.2406759491860145,0.23826442445924187,0.23330123665929112,0.2275907952012182,0.225907762489512,0.22542257147927725,0.21471769459754325,0.2121194736242825,0.21182147089096615,0.20552720349280967,0.20362673302343906,0.20208067551573733,0.20112247172057143,0.19971812443156878],"twin_dists":[0.17945552447337806,0.18867705359766085,0.19102899196481504,0.19348401570342605,0.2016614863095514,0.2071582116992121,0.20886627318348192,0.20938341422752638,0.20999228664832828,0.21002827828610324,0.21714149612226766,0.21919980805416475,0.21997335349803235,0.2215816180047544,0.2234600682631965,0.22401963640628372,0.22418146421529728,0.22781267210609832,0.228712298863999,0.22881595731601614,0.2310289266999147,0.2317061825210382,0.23226034337417983,0.23260526074022492,0.2331128228333575],"n_dims_used":43,"mean_confidence":0.9220878246218659},"coverage":{"mean_confidence":0.9220878246218659,"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}}