{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005864","490:4900008059","490:4900008374","490:4900005597","490:4900005598","490:4900007221","490:4900006245","490:4900007460","490:4900007578","490:4900008260","490:4900005988","490:4900005732","490:4900006719","490:4900006600","490:4900008372","490:4900005464","490:4900004250","494:4940008984","490:4900008618","490:4900006598","490:4900008394","490:4900006123","490:4900006601","490:4900007087","490:4900007212"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.09296337824898296,0.08914315538458534,0.046855921940108416,0.020875262439372485,0.016084663655183237,0.012825852667278665,0.0046556145962442915,0.003771500448062818,0.003715094978208545,0.003455170982372216,0.0031751266349947117,0.0021616215505947784,0.002044991831473031,0.0016086570860901173,0.001514500542563027,0.0014932748310031753,0.0013990814678889409,0.00116168799105938,0.000960586741574042,0.0009033344459328276,0.0007479845858751968,0.00070688656034248,0.000695793735986788,0.0005545671222464258,0.0005541107032896283],"twin_dists":[0.28308763451144564,0.28557694116363624,0.32132732314277096,0.3612841398943346,0.37325706352479554,0.3833516664198368,0.42561125205154837,0.43387730236426214,0.43446271614473003,0.4372696099603232,0.44051801721961603,0.4550019392821097,0.45705345295502203,0.4658261504697148,0.4680050015936233,0.468513413170076,0.47085329881326526,0.4774678339035301,0.4841363534312645,0.48627261722105053,0.4927749609574012,0.4947055557676574,0.49524455341519513,0.5029119395855873,0.5029395537658604],"n_dims_used":45,"mean_confidence":0.9214975992838542},"coverage":{"mean_confidence":0.9214975992838542,"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}}