{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005961},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006813","490:4900007309","490:4900006814","490:4900005177","490:4900007553","490:4900007671","490:4900005709","490:4900005308","490:4900005321","490:4900005176","490:4900007184","490:4900007670","490:4900007554","490:4900004764","490:4900005972","490:4900005569","490:4900004622","490:4900007064","490:4900005711","490:4900005964","490:4900005307","490:4900004911","490:4900004900","490:4900005967","490:4900006911"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7618712854571292,0.27702581083965644,0.26678744238280766,0.225951348627066,0.17652060904357475,0.16927269831460998,0.12938633816371226,0.12246108962291573,0.10480886938567338,0.10462463580839504,0.09901888846647114,0.09849193867043833,0.06458259228121524,0.060137493959568945,0.0555002749461736,0.05424204392246178,0.051811070888663525,0.04806247134373436,0.047131783298055875,0.04460858896854188,0.04249556842873627,0.040036274424036844,0.03903165249137694,0.03199728182467082,0.03136965831665856],"twin_dists":[0.09578675391950674,0.20809480701561323,0.21112519320168022,0.22400511023959285,0.24188178517437728,0.2447880362518784,0.2626518440444367,0.2661610831627721,0.27584906222529937,0.27595662060478304,0.27930230355489116,0.2796243601660811,0.3040178594135103,0.30794891152239856,0.3123132982432768,0.31354934227800985,0.3160063488781207,0.3199899491579435,0.32101903310615887,0.3238971217958285,0.32641442925489256,0.32948056140009074,0.3307789917707955,0.3407617644380316,0.34174092516051047],"n_dims_used":45,"mean_confidence":0.9127877977159288},"coverage":{"mean_confidence":0.9127877977159288,"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}}