{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002011},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004051","490:4900002367","491:4910002018","491:4910002062","490:4900004330","491:4910002116","491:4910002518","491:4910001910","491:4910001754","491:4910002313","491:4910001917","491:4910003062","497:4970000440","491:4910001969","490:4900002062","490:4900005016","490:4900006669","491:4910001971","491:4910001516","490:4900006308","491:4910001574","491:4910001752","497:4970000381","490:4900002218","497:4970000568"],"twin_admin_codes":[490,490,491,491,490,491,491,491,491,491,491,491,497,491,490,490,490,491,491,490,491,491,497,490,497],"twin_sims":[0.2970489195314664,0.09542424155723517,0.08477190837074093,0.0802262300622254,0.07401726947570962,0.061755430822171345,0.05703918816501104,0.05285300703311281,0.05018189794403579,0.044892293221436494,0.03867570961127273,0.034293773736645224,0.03365588140319066,0.03294017618612845,0.032397450128416994,0.029863088685467408,0.029849992911970272,0.02837312341618948,0.02187621369616978,0.019884821979300443,0.016522877736811256,0.008738790145119062,0.00795025181396301,0.007276685483227513,0.007088077655144616],"twin_dists":[0.2023591588018949,0.2815265884953514,0.2885313696119915,0.2917354948144816,0.2963562121708989,0.30649131735922996,0.310832641882464,0.31494178476236945,0.31770713081549196,0.3235668039085392,0.3312458173019916,0.3373133960299901,0.33825098787756974,0.33932116218439257,0.3401459961249414,0.34416161082405095,0.34418310710735206,0.34666091438290936,0.35909087932973943,0.36354643874146936,0.37204039445875237,0.399877768705799,0.4038470802279037,0.407527839581436,0.40861333650576126],"n_dims_used":44,"mean_confidence":0.8919988112016157},"coverage":{"mean_confidence":0.8919988112016157,"n_dims_used":44,"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}}