{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005298},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007413","490:4900005168","490:4900007668","490:4900007060","491:4910002962","490:4900005947","491:4910001403","490:4900005303","490:4900005429","490:4900006922","490:4900005417","490:4900005554","490:4900005152","490:4900004206","490:4900003377","490:4900007412","490:4900007667","490:4900005952","491:4910002063","490:4900005286","490:4900005031","490:4900005433","490:4900007302","490:4900005293","490:4900005302"],"twin_admin_codes":[490,490,490,490,491,490,491,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.1329929982979557,0.111540035836207,0.08586174649649636,0.08350642646034494,0.07047114460679117,0.06998518934836256,0.0649349040166127,0.05803214156198276,0.057699476317511905,0.05632443501147301,0.05148775858465226,0.049871626741490295,0.04942479838292436,0.048961034160047004,0.04786472970965951,0.04766052748312455,0.046780459504091175,0.04632942190722214,0.04383781385461735,0.041767750992357446,0.04159309643370112,0.04126136404717668,0.04063857128075861,0.038530855930077164,0.03803261234943869],"twin_dists":[0.2608802372809302,0.2720163197284745,0.28778362899759635,0.28940930054060593,0.2991374540322807,0.29952737862438733,0.3037158683548307,0.30989469266195363,0.3102074453538867,0.3115161787281586,0.31634029831360266,0.31803623720471685,0.3185132011937018,0.3190120606153,0.3202071947194598,0.32043232653604303,0.32141192096015214,0.32191995519746885,0.3248035258847567,0.32730590674399396,0.32752178012335836,0.32793391431182617,0.3287152589818765,0.33143683688510867,0.33209855014673495],"n_dims_used":44,"mean_confidence":0.8990416093306108},"coverage":{"mean_confidence":0.8990416093306108,"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}}