{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000253","491:4910000751","491:4910000511","491:4910000282","491:4910000563","491:4910000802","491:4910000877","491:4910000803","491:4910000434","491:4910000190","491:4910000618","491:4910000700","491:4910000484","492:4920006083","491:4910000799","491:4910000926","491:4910000616","491:4910000685","492:4920005859","492:4920005757","492:4920005640","492:4920006479","491:4910000485","491:4910000086","492:4920006176"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,492,492,492,492,491,491,492],"twin_sims":[0.29389052311693065,0.27846578701190916,0.26431893410236734,0.2529372431473006,0.23611750058247338,0.20193875396897307,0.14015767819625255,0.1132421769329235,0.0574552074349854,0.05629096977326694,0.05265219383018664,0.05122173051170231,0.047805429815500705,0.04412763735352608,0.043983399993082095,0.04294645654557459,0.04285745579062461,0.04276509745663957,0.04108193072328926,0.04021305008756315,0.04010514450293568,0.03701659042553449,0.035825164291988905,0.033467962554002174,0.032211100824299795],"twin_dists":[0.20324821586400613,0.2076741439193691,0.2118665580418038,0.2153422294848664,0.2206663252946954,0.2323113587433269,0.25746530215731334,0.2710755652669016,0.3104380410897977,0.31154835759762944,0.3151455949184047,0.3166163888762551,0.320272489700562,0.32446114544653876,0.324631302112487,0.32586857976833467,0.3259759417254261,0.3260875524380671,0.32815800228364883,0.3292549409785243,0.32939256203246864,0.33347100405055924,0.335121716763194,0.33853008421622593,0.3404319321016166],"n_dims_used":45,"mean_confidence":0.8871537950303819},"coverage":{"mean_confidence":0.8871537950303819,"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}}