{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004241","490:4900004244","490:4900003976","490:4900003970","490:4900004106","490:4900002558","490:4900003830","490:4900001796","490:4900002422","490:4900002099","490:4900004242","490:4900003558","490:4900001790","490:4900001384","490:4900004247","490:4900002405","490:4900001523","490:4900004521","490:4900003674","490:4900001947","490:4900004380","490:4900001957","490:4900004108","490:4900003969","490:4900001950"],"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":[0.5421417005201139,0.36959877504849065,0.3609641073956433,0.3314458785592997,0.32031094435185176,0.30846840802022996,0.30781640154345247,0.27445823575716594,0.26891667532907154,0.265221840600864,0.26270648331317914,0.2602136597935723,0.2438457637366448,0.21006938853125584,0.20937835421269668,0.17734299710828497,0.17306637345865217,0.1704249250160047,0.16671078130595826,0.16341939776165545,0.1591296266261623,0.15592455842059424,0.14761053556938628,0.14533154464956566,0.1416486012095969],"twin_dists":[0.14371278063293885,0.18324155709396692,0.18540480344482255,0.19301033305576157,0.19597393570177984,0.19919002550269838,0.19936912134825305,0.20884820476942628,0.21048914094798743,0.2115948905970421,0.2123531591535652,0.21310913176487367,0.2181906360366973,0.22942741778663622,0.22966953486296182,0.2415574399706849,0.2432559961773741,0.24432013969060312,0.2458366458812425,0.24720102554094286,0.24900947232450651,0.2503839316343836,0.25404843970662183,0.2550794201244055,0.25677115199834666],"n_dims_used":45,"mean_confidence":0.9232044643825955},"coverage":{"mean_confidence":0.9232044643825955,"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}}