{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012852},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012358","490:4900012787","490:4900005360","490:4900012777","490:4900012915","466:4660007009","490:4900004810","490:4900004401","490:4900012851","490:4900012853","490:4900012785","490:4900005639","490:4900005510","490:4900012784","490:4900005246","490:4900005495","490:4900005243","466:4660007005","494:4940005890","494:4940003352","466:4660006872","490:4900005379","490:4900005765","490:4900012711","466:4660006591"],"twin_admin_codes":[490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,466,494,494,466,490,490,490,466],"twin_sims":[0.5464455771217672,0.5324604519957419,0.3696376731772693,0.35806675395224263,0.35262203860831104,0.3325159539916058,0.3043667417945488,0.2868703187321123,0.2849700548293761,0.27888397126195014,0.25733515646446764,0.23229383618092236,0.22612849912151942,0.22195474810097435,0.21979900019781157,0.21975543601650274,0.21563729850914873,0.21517713597858917,0.19846162701409117,0.19774921799154452,0.19390918347121577,0.1930065206466224,0.18744966590946158,0.18710745831310574,0.186288126702969],"twin_dists":[0.1427816936542801,0.14581228569822755,0.183231869620345,0.18613654350071895,0.18751991682764904,0.19272843891801283,0.20032034900242882,0.20524484124885156,0.20579030943141907,0.2075522273616379,0.21398775194838363,0.2219107847503828,0.22394608955774148,0.22534490481927028,0.22607427642360142,0.2260890650972326,0.22749602438785582,0.22765435830026104,0.23356903895952053,0.23382859114967833,0.23523889907849785,0.2355732249867217,0.23765575672226374,0.23778540973281026,0.2380965095156828],"n_dims_used":45,"mean_confidence":0.9171832614474826},"coverage":{"mean_confidence":0.9171832614474826,"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}}