{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001452},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003100","498:4980002571","468:4680003494","498:4980002005","498:4980002918","498:4980001451","500:5000008860","484:4840005206","500:5000008124","498:4980001634","498:4980003241","467:4670003891","498:4980001816","500:5000010517","498:4980000974","478:4780006092","498:4980003053","498:4980003229","498:4980003240","498:4980001998","498:4980003106","498:4980002175","500:5000006493","484:4840004269","498:4980001542"],"twin_admin_codes":[498,498,468,498,498,498,500,484,500,498,498,467,498,500,498,478,498,498,498,498,498,498,500,484,498],"twin_sims":[0.449325198060959,0.4487797264567396,0.42130103482527737,0.41276899039247306,0.39223328589333895,0.36821124907720526,0.36529162464412235,0.3574465787677262,0.34961114813326355,0.3485723862018593,0.3462359086536794,0.32539679263694077,0.32401265210249486,0.31660212189055925,0.3061127058260593,0.2982565740341039,0.29164717947090085,0.2888244908582006,0.2839968765315821,0.28078287188456186,0.27956958010496424,0.2794007583099062,0.27727206050461156,0.27481577061631973,0.2723320059937403],"twin_dists":[0.1642805364994913,0.164405209363462,0.17076471819354566,0.17277380169410278,0.17768600350594085,0.18358744955412162,0.18431741049451425,0.18629356519617174,0.18828967815545594,0.1885560515397677,0.18915673303534575,0.19461334977901326,0.19498245964268116,0.19697378306711943,0.19983813359210287,0.20202068770340012,0.20388313177019232,0.20468615356759587,0.206070506135024,0.20700001930902456,0.2073525868008179,0.207401717907358,0.20802277524618282,0.20874303626249105,0.2094753772052028],"n_dims_used":45,"mean_confidence":0.929052988688151},"coverage":{"mean_confidence":0.929052988688151,"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}}