{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009337","490:4900010232","490:4900009336","490:4900007904","490:4900011064","490:4900009661","490:4900009956","490:4900010155","490:4900009335","490:4900010248","490:4900010317","490:4900011643","490:4900010233","490:4900009954","490:4900009119","490:4900010907","490:4900009959","490:4900010511","490:4900011898","490:4900008817","490:4900010159","490:4900011896","490:4900009958","490:4900010061","490:4900010404"],"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":[0.11821700214604412,0.04406075307405966,0.02694320608221363,0.018986297384022324,0.017638188706299657,0.01712603016215419,0.01681424410614517,0.013125525431815591,0.012923942240797836,0.009346840431974484,0.008187810932396886,0.007675173844943429,0.006299495577141469,0.0058895626916856654,0.00553303972214001,0.005059201794831225,0.004323032825867037,0.003932188021820287,0.0036588542371090984,0.003521889989595124,0.0022461252304006776,0.002217675537663414,0.002067799139677974,0.0020071740563826173,0.0016073686312490167],"twin_dists":[0.26838702430048667,0.32453999058978794,0.3491679446922317,0.36568549544183193,0.36906704850587657,0.3704113156425983,0.37124702901967943,0.3823340988344136,0.3830162985025498,0.39703023382700137,0.40261546469064724,0.40531513045611073,0.41345337382411784,0.4161894171103923,0.41871252461604247,0.4223036883875794,0.42853850283619316,0.4322522348398005,0.43505453499592966,0.4365312204371192,0.4535781140446214,0.454051894886485,0.4566439593399788,0.4577417963523083,0.46585516329417137],"n_dims_used":45,"mean_confidence":0.8986523946126302},"coverage":{"mean_confidence":0.8986523946126302,"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}}