{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006030},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006152","490:4900006281","490:4900006764","490:4900006521","490:4900005641","490:4900004125","490:4900006270","490:4900006640","490:4900006267","490:4900006402","490:4900005100","490:4900002599","490:4900006639","490:4900005758","490:4900006388","490:4900001554","490:4900001273","490:4900001143","490:4900001019","490:4900004274","490:4900007609","490:4900004134","490:4900004693","490:4900012636","490:4900001549"],"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":[0.7431363921818399,0.6283872777360331,0.5586131877755139,0.5444406756873534,0.4474915783513468,0.444924373907437,0.44426783477925647,0.4069128760336525,0.3798223150806857,0.37242633897494987,0.3327330361481181,0.3295619733216205,0.32694786840689816,0.31147237990941645,0.29904614098256943,0.2900256104759537,0.28953354633200146,0.28922769586094094,0.28649567724034325,0.2803486206284623,0.2627095294193837,0.25899433605912575,0.25715982515296004,0.25640489929261273,0.2508334098208899],"twin_dists":[0.10007512839280736,0.1251923526527107,0.14015593712643135,0.1432152647438788,0.16469985480355692,0.1652880263646092,0.1654386535971081,0.17416320608167438,0.18071247173962698,0.1825386735359748,0.19267131260805354,0.19350783111006647,0.19420075627063324,0.1983676757518034,0.20179982924947992,0.2043438800835272,0.20448399721374383,0.20457116089507085,0.20535220949543806,0.20712610087277697,0.21235223814930243,0.21348056073994834,0.21404146905598706,0.2142730241520407,0.21599546721291937],"n_dims_used":45,"mean_confidence":0.9203069898817274},"coverage":{"mean_confidence":0.9203069898817274,"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}}