{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011146},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008892","490:4900007895","490:4900008780","490:4900010832","490:4900011069","490:4900008897","490:4900007770","490:4900008895","490:4900008893","490:4900008779","490:4900009936","490:4900009008","490:4900010981","490:4900010989","490:4900007896","490:4900010310","490:4900011079","490:4900010990","491:4910005365","490:4900007782","490:4900009736","490:4900011360","490:4900011068","491:4910005665","490:4900005427"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,490],"twin_sims":[0.1556966824218859,0.14566548579927985,0.14194742958458192,0.13915515390425226,0.13112368704637986,0.12346236404151918,0.08987385948563534,0.08936302545339037,0.08024784963737354,0.07568683049173949,0.053745386242122155,0.04432295763110727,0.04272639992660759,0.036096134450038155,0.034606208838073735,0.030697600514339955,0.029462706880745888,0.029268534559558267,0.0276022229443473,0.02563916395691474,0.023581694429517002,0.023407036518722658,0.023184228050741284,0.022659765995072176,0.022645947553421555],"twin_dists":[0.25048243644096985,0.25492760567941586,0.25663267730065514,0.25793516246548953,0.2617938659822897,0.2656445355804849,0.285094358965194,0.2854314025267733,0.29171991571766603,0.2950839298476214,0.31404378560043794,0.3242314692380789,0.3261343768830816,0.33474223835289235,0.3368595797949835,0.34280817013477694,0.34482251093681093,0.3451458053942687,0.34799863264757946,0.35155631165885987,0.3555471312912361,0.3558996334815757,0.35635263988870675,0.3574340484713968,0.35746283374675686],"n_dims_used":45,"mean_confidence":0.8863353305392795},"coverage":{"mean_confidence":0.8863353305392795,"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}}