{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001044","491:4910001545","491:4910002349","491:4910002149","491:4910001731","491:4910002148","491:4910001433","491:4910002352","491:4910002351","491:4910001845","491:4910001108","491:4910001364","491:4910001791","491:4910002199","491:4910002196","491:4910001846","491:4910001851","491:4910001616","492:4920000813","491:4910001783","491:4910002051","491:4910002404","492:4920000922","491:4910001842","491:4910002102"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,492,491,491],"twin_sims":[0.2431230498903245,0.24308345262259734,0.24208607021477352,0.2405967079462722,0.21560170165165612,0.21541500373939473,0.21189315363941005,0.17044826319492085,0.1679500649364961,0.16399346113920352,0.15325574616320758,0.14514729303397714,0.12605528934672464,0.11431234489938952,0.10911528066271833,0.10351314331753544,0.09576282336127989,0.09529991587240338,0.09443330462349675,0.09133272836777258,0.09026923200948765,0.08999045060452462,0.0887308029803029,0.08659614824271936,0.08374486577423365],"twin_dists":[0.2184199755792287,0.21843255374421894,0.21874981267103621,0.21922514606370475,0.22750826451203063,0.22757248366985744,0.2287910138815999,0.244310686009568,0.24532796148910987,0.24696163757771414,0.2515442657970414,0.25516329419795414,0.26432152295175815,0.27048966109318934,0.27337579030837117,0.2766086749953783,0.2813142994388982,0.2816046888940143,0.2821513276980006,0.28414009578761484,0.284834536572395,0.2850176461303246,0.28585065919610925,0.28728400648046354,0.28924307466886134],"n_dims_used":45,"mean_confidence":0.8981309678819445},"coverage":{"mean_confidence":0.8981309678819445,"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}}