{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010251},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010332","490:4900010244","490:4900010333","490:4900010057","490:4900010060","490:4900010334","490:4900010062","490:4900010061","490:4900007789","490:4900010249","490:4900010159","490:4900010343","490:4900009957","490:4900010161","490:4900010068","490:4900010058","490:4900009955","490:4900009345","490:4900009965","490:4900010690","490:4900008679","490:4900009956","490:4900009966","490:4900009562","490:4900009959"],"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":[0.6086612944100451,0.5374102009266731,0.5236823399327346,0.49588973568310957,0.4824642853714971,0.47582420443895096,0.4334262949295873,0.38822871187899216,0.37781431987051267,0.3324435146164002,0.31510110174549505,0.2980301583083971,0.23278911228091975,0.23006563947703107,0.21702808471061646,0.21561315391241992,0.19280302030683708,0.18940955939949947,0.18450377034222315,0.1780411585895115,0.17440343160022256,0.1721754405766734,0.1720500946277858,0.17181197048374813,0.17084291691604714],"twin_dists":[0.12941825937040044,0.1447379464268193,0.14772273817180398,0.15382334320556185,0.15680410957657562,0.15828783804842259,0.16793866220731535,0.17865751333025234,0.1812065536945669,0.1927475062498425,0.1973803158467605,0.202084084186601,0.22174883700832412,0.22264219540859967,0.22701885860360596,0.2275043264569765,0.2356487471404544,0.23691638527130132,0.2387773711432779,0.24128292723765551,0.2427217681724617,0.2436136127030182,0.24366403219132388,0.2437598883628269,0.24415096261072788],"n_dims_used":45,"mean_confidence":0.8912873162163628},"coverage":{"mean_confidence":0.8912873162163628,"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}}