{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002218","492:4920006789","491:4910001756","491:4910001880","492:4920005994","491:4910001355","491:4910001708","492:4920004617","492:4920005134","492:4920005992","491:4910000909","491:4910001933","492:4920005636","491:4910001147","492:4920006814","492:4920005019","492:4920006649","491:4910000959","492:4920006076","492:4920005753","491:4910000490","492:4920006040","491:4910001017","491:4910000849","492:4920004456"],"twin_admin_codes":[491,492,491,491,492,491,491,492,492,492,491,491,492,491,492,492,492,491,492,492,491,492,491,491,492],"twin_sims":[0.4292335628801769,0.38217082260014423,0.3301035109688028,0.31996321857006055,0.2708918278535534,0.25768236471792577,0.25657390753411335,0.23222825344443213,0.22644838025528377,0.22347191969681754,0.20564210069375513,0.20285794361420773,0.19194910344772764,0.18724731002292097,0.1867394987878471,0.18366900460408245,0.1795128671913435,0.1741004979602555,0.1637523100292658,0.16237025274619682,0.15524134615899754,0.15172301934114044,0.14628639312874095,0.14626981982370635,0.14205305625236844],"twin_dists":[0.16891215114712746,0.18013620329568772,0.1933646634852513,0.19606740022201807,0.20990189897719588,0.21388144423810762,0.21422114758363633,0.22193224631815878,0.2238395934304147,0.22483442061833897,0.23098811934364513,0.23198138096053353,0.23596625563351806,0.23773240369718443,0.2379250052152166,0.23909748700250014,0.24070675470474925,0.24284254979293665,0.24706212508918385,0.24764010349671026,0.25067958256447676,0.25221736861072674,0.2546460158842537,0.25465352059920515,0.2565837826189562],"n_dims_used":45,"mean_confidence":0.8986106872558594},"coverage":{"mean_confidence":0.8986106872558594,"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}}