{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003430},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003313","490:4900005488","490:4900007236","487:4870004405","496:4960002258","490:4900001439","490:4900002896","490:4900003719","490:4900012348","494:4940006263","490:4900000706","490:4900004974","487:4870002451","490:4900006402","490:4900004409","469:4690003026","490:4900003181","490:4900000932","490:4900012832","490:4900012834","490:4900004451","496:4960008090","490:4900012571","490:4900013105","490:4900007392"],"twin_admin_codes":[490,490,490,487,496,490,490,490,490,494,490,490,487,490,490,469,490,490,490,490,490,496,490,490,490],"twin_sims":[0.08853465939676061,0.06181816187452709,0.041282821361752674,0.03778639170040894,0.03765950457766377,0.03127888461627874,0.028307689817059594,0.02799444907088959,0.023516463603979274,0.02241261616000384,0.019283248263484265,0.018956322425342446,0.018509620615311896,0.01807374062601543,0.01788310251891464,0.015680746296261046,0.015395551012433591,0.015386876082981824,0.015337191632736261,0.013651403644854709,0.012454392193650105,0.012066295316164493,0.011603415753442516,0.011400179924516083,0.011029635020687184],"twin_dists":[0.2859812129851039,0.3064354374049975,0.3279071720611658,0.33242826847871676,0.3325988966100894,0.3418839262053334,0.34677323704454915,0.34731405540517546,0.35567851741604256,0.3579512048265429,0.3649689633094209,0.365758366999483,0.3668564460650797,0.3679504989341757,0.36843627256491496,0.3744045934937383,0.37523059907403683,0.3752559344809139,0.37540128218401875,0.3805970878263646,0.3846426249220158,0.38602836712928285,0.3877337842633561,0.38850172909728653,0.3899337183124968],"n_dims_used":45,"mean_confidence":0.9057683308919271},"coverage":{"mean_confidence":0.9057683308919271,"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}}