{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001069","491:4910001185","491:4910001319","490:4900002522","490:4900007536","491:4910001272","491:4910001120","491:4910001691","491:4910001682","490:4900006806","491:4910001513","490:4900004347","491:4910001055","490:4900006549","491:4910001198","491:4910001512","491:4910001328","490:4900002523","491:4910002615","491:4910001738","490:4900006805","491:4910001562","490:4900006445","490:4900007655","490:4900002219"],"twin_admin_codes":[491,491,491,490,490,491,491,491,491,490,491,490,491,490,491,491,491,490,491,491,490,491,490,490,490],"twin_sims":[0.21258551546804577,0.16858406611206703,0.1294114302906112,0.10664716468724512,0.10035962364426114,0.09575696500398152,0.09313022444222112,0.08189664975119457,0.07642083998413636,0.06378482171958408,0.05823694354360813,0.050447160193482145,0.0409630980657867,0.03810316036306049,0.03492427478251299,0.03413548670387948,0.03311211907622944,0.03240983103176707,0.0303168013925806,0.029141357439280917,0.02869039219143987,0.028224691794562398,0.027394779786371174,0.02659402741480718,0.02647123856158543],"twin_dists":[0.22855038663774682,0.24506876949831582,0.26263939074361825,0.2747838118811279,0.2784888978308441,0.2813179675733909,0.2829807724023302,0.29054157638949585,0.2945317346786437,0.30470669514762416,0.30970288395322565,0.3174271068475138,0.3283068629771612,0.3320044113980636,0.3364011536817692,0.33754465549471924,0.3390622635590041,0.3401270485794918,0.3434218010338469,0.345358552925634,0.346119430656992,0.34691603220288214,0.3483640879970754,0.34979752320791735,0.35002060897641646],"n_dims_used":45,"mean_confidence":0.8957646687825521},"coverage":{"mean_confidence":0.8957646687825521,"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}}