{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007728},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008575","490:4900006624","466:4660004434","490:4900001525","466:4660004685","490:4900001150","490:4900012011","490:4900007723","494:4940008849","494:4940003070","494:4940005936","490:4900006740","494:4940003996","490:4900004853","490:4900000469","490:4900008733","490:4900001312","494:4940007722","487:4870002850","490:4900002602","494:4940005828","494:4940008490","494:4940008489","494:4940004060","494:4940008890"],"twin_admin_codes":[494,490,466,490,466,490,490,490,494,494,494,490,494,490,490,490,490,494,487,490,494,494,494,494,494],"twin_sims":[0.0643477855542395,0.04338826041303925,0.04225848885742972,0.04177440255006934,0.03131899157188604,0.0286860963712731,0.027931418601061353,0.02687158465749167,0.025834693722476838,0.025546273380530317,0.025115755297194942,0.023371300375173452,0.021750598444071564,0.02158828192637605,0.021568418308853945,0.020857224891448704,0.02023801191029777,0.019217128204809912,0.01815486632679621,0.01785667541033994,0.017518714179136384,0.01736097180789621,0.01703171532520673,0.01689179056851044,0.016863409033269047],"twin_dists":[0.30421987742022605,0.3253383837249909,0.32670339802777987,0.3272977004515884,0.34182069967886747,0.34612672790751803,0.3474235077071808,0.3492965044170232,0.35119161115440645,0.3517304125444816,0.3525445256113723,0.35597203854922294,0.3593612751205807,0.3597126908350815,0.3597558532779459,0.36132449586437604,0.36272866255472636,0.3651276702861573,0.36774513836700057,0.36850397016749403,0.36937754460731476,0.3697903480864464,0.37066269986785305,0.37103791067730857,0.37111434879353206],"n_dims_used":45,"mean_confidence":0.9236629062228733},"coverage":{"mean_confidence":0.9236629062228733,"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}}