{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000511},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000802","491:4910000747","491:4910000751","491:4910000563","491:4910000253","491:4910000459","491:4910000761","491:4910000803","491:4910000434","491:4910000877","491:4910000685","492:4920006479","492:4920006176","491:4910000484","492:4920006049","491:4910000746","491:4910005202","491:4910001087","492:4920006095","491:4910000485","491:4910000766","491:4910000622","492:4920005640","491:4910000433","491:4910000799"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,492,492,491,492,491,491,491,492,491,491,491,492,491,491],"twin_sims":[0.35576743184675014,0.26431893410236734,0.18178346545469734,0.13143821816342752,0.10128437851711504,0.08387597329259161,0.0781322604797236,0.0743635604273655,0.06704616282872004,0.058116691716791034,0.0500019885673216,0.042702617252873394,0.04163011472219658,0.04134848396702995,0.040054307968860475,0.027497756130888836,0.027194727016538373,0.02634198195083018,0.025923525476432382,0.024974174679426933,0.02454056848381799,0.024037574862900566,0.02401144813656056,0.023580600733425446,0.02356761566806955],"twin_dists":[0.18671941198447126,0.2118665580418038,0.23982434831111393,0.2616394549138903,0.27793280411431837,0.2891518351688754,0.29326063239131067,0.29609043200000146,0.3019336817552678,0.3098154391129528,0.3178977544945533,0.326163171891924,0.32747596173845966,0.32782540949593203,0.32945750652653494,0.3481823765540892,0.34871878752617214,0.3502564116843417,0.35102670955582627,0.3528148914083792,0.35365124203455617,0.35463759957736657,0.35468931995882796,0.3555493315861427,0.3555754616665239],"n_dims_used":45,"mean_confidence":0.8899493747287326},"coverage":{"mean_confidence":0.8899493747287326,"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}}