{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000510","491:4910000155","491:4910000281","491:4910000131","491:4910000154","492:4920006048","491:4910000461","491:4910000284","491:4910000870","491:4910000411","492:4920005371","491:4910000369","491:4910000805","491:4910000302","491:4910000412","492:4920006000","491:4910000582","491:4910000933","491:4910000893","491:4910000540","492:4920006127","491:4910000358","492:4920006094","492:4920006135","491:4910000320"],"twin_admin_codes":[491,491,491,491,491,492,491,491,491,491,492,491,491,491,491,492,491,491,491,491,492,491,492,492,491],"twin_sims":[0.5329145442385591,0.2930602594984619,0.15352476660849315,0.14392555062953957,0.12522566294907556,0.12463051922685157,0.1216247069679793,0.10734962956424136,0.10584959051070349,0.10550880261832093,0.06697028693607943,0.06418411893425312,0.06339869127251914,0.06298046236193233,0.06054026663875171,0.05932391738591319,0.05885232974151711,0.056469057511543456,0.05636267512902329,0.0563481500362007,0.05618911724571548,0.05556497178098769,0.0553726236104227,0.05495193410415262,0.052902196544688015],"twin_dists":[0.14571364137266818,0.2034828628264747,0.2514266346170438,0.25572145544935754,0.264742563548485,0.2650459091887654,0.2665950369123601,0.27438051554929865,0.2752442207491956,0.2754417669547006,0.301996932608614,0.3043610462303619,0.30504263452858255,0.305408395234098,0.30758307131548807,0.3086940747163511,0.3091298649370765,0.31137729672871656,0.31147942785233784,0.3114933848459327,0.31164639237872654,0.3122503714120212,0.3124376353976862,0.3128490882382269,0.3148919591603323],"n_dims_used":45,"mean_confidence":0.8900976392957899},"coverage":{"mean_confidence":0.8900976392957899,"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}}