{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003013","492:4920001547","492:4920003731","492:4920003549","492:4920003548","492:4920003267","492:4920002655","492:4920003771","492:4920003411","492:4920003887","492:4920002227","491:4910003338","492:4920003640","492:4920002987","492:4920003499","492:4920002951","492:4920003506","492:4920006973","491:4910003406","491:4910003282","492:4920000407","497:4970002711","495:4950001976","491:4910003063","492:4920002277"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,491,492,492,492,492,492,492,491,491,492,497,495,491,492],"twin_sims":[0.29103410237902194,0.14504631691740627,0.1182486767612079,0.1069744991096512,0.06746760471828728,0.0651898765603148,0.059645262942747655,0.049003538520263686,0.04812565063886886,0.04794172943585442,0.0443075914650748,0.04009477367923852,0.03794272335944925,0.035267455986924684,0.03303461100507981,0.03218465446896752,0.028915896112176508,0.028476494153374096,0.02834843819517691,0.02699682082303468,0.02633258201833857,0.023839398174383485,0.021575193140731815,0.021168275242332685,0.020641256731030424],"twin_dists":[0.20405715021128049,0.2552092934934239,0.26837018697799864,0.27459562817998423,0.3015834218016557,0.30349814758646726,0.3083987525324695,0.31896617608588934,0.31992069565552145,0.3201225112742333,0.32424950741029734,0.3294058052800416,0.33221871189034324,0.33591049662446765,0.33917882699317997,0.3404726260709951,0.3457376818438221,0.3464839221387998,0.3467032626020807,0.3490718993626449,0.35027359886842124,0.35503113187027935,0.3597411280937087,0.36063278926985565,0.3618100638097527],"n_dims_used":45,"mean_confidence":0.915033467610677},"coverage":{"mean_confidence":0.915033467610677,"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}}