{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008137","490:4900008695","490:4900008923","490:4900008815","490:4900008911","490:4900007915","490:4900008909","490:4900008807","490:4900008356","490:4900009023","490:4900008136","490:4900008369","490:4900007802","490:4900007916","490:4900009252","490:4900008038","490:4900009018","490:4900008244","490:4900008255","490:4900008355","490:4900008910","490:4900007800","490:4900008246","490:4900008589","490:4900008242"],"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":[0.27664777287531805,0.18650239996787976,0.036874448621846835,0.032717521370691456,0.028244016453862472,0.028204888241030252,0.019148891755731815,0.01855665947887703,0.018476880268513993,0.012048054323205807,0.010311100883028364,0.009652226472535896,0.009320335043549236,0.008564521049777332,0.0066410201063098005,0.005545782872903853,0.0054978918383915614,0.005210760971067522,0.0025881739905987983,0.0022968444502951806,0.002195008099478246,0.0018351655217989638,0.0016323691487715797,0.0015272895730982635,0.0015242015575543534],"twin_dists":[0.20820546497797815,0.2380150574470965,0.3336655505989291,0.33965813840642445,0.34688275259822493,0.34695015685906266,0.3652919581097986,0.36673973052736036,0.3669378365248883,0.38609446603854514,0.39283690772023916,0.3956620092392359,0.39715086067895994,0.4007265496059021,0.41129384998423096,0.4186198430830082,0.4189691603482094,0.4211230818064193,0.44827596167353323,0.4527469735289284,0.45443339375338093,0.46103140310914426,0.46529600438276364,0.4677018367624827,0.4677748232126118],"n_dims_used":45,"mean_confidence":0.893046400282118},"coverage":{"mean_confidence":0.893046400282118,"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}}