{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001689","491:4910001561","491:4910001963","490:4900006443","490:4900002818","491:4910001964","491:4910001131","491:4910001510","491:4910001860","490:4900004471","490:4900005827","490:4900003505","490:4900004472","491:4910001621","491:4910001511","491:4910001859","491:4910000991","491:4910001192","491:4910001264","490:4900006666","491:4910001804","491:4910001566","490:4900004478","490:4900004056","491:4910001623"],"twin_admin_codes":[491,491,491,490,490,491,491,491,491,490,490,490,490,491,491,491,491,491,491,490,491,491,490,490,491],"twin_sims":[0.11148447431675333,0.11144978703718032,0.0827705648884297,0.06289682318504745,0.06118976191571657,0.05053302381692421,0.05045199589734053,0.04669037022026767,0.044675436566943554,0.04358811462785479,0.04059085051789278,0.039011201549943544,0.03728907702347581,0.03596994979295299,0.030984717023548918,0.029817364207676444,0.02920424789301687,0.027196967407713556,0.02589966723312056,0.025800971711135164,0.02522768183616985,0.025023672250522034,0.02411343081366251,0.023413644229238202,0.023171225846713255],"twin_dists":[0.272047214116319,0.27206650763464324,0.2899247017889388,0.3054817801815989,0.3069973225570006,0.3173367276112027,0.31742201342944676,0.32151306599070756,0.3238191324971003,0.32510003421059286,0.32877554437077244,0.3308057158282796,0.3330998223686489,0.3349186506354183,0.3423497986531212,0.34423670125828676,0.3452532475758648,0.3487148028219636,0.3510709505101483,0.35125433873317213,0.3523317186961595,0.3527202193587078,0.354487710719569,0.355886256085167,0.35637919191553047],"n_dims_used":45,"mean_confidence":0.8954544915093317},"coverage":{"mean_confidence":0.8954544915093317,"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}}