{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001926","491:4910001347","491:4910002215","491:4910001290","491:4910001410","492:4920004272","491:4910001417","492:4920006400","492:4920004773","491:4910000650","491:4910002033","491:4910000960","492:4920005999","492:4920007043","492:4920006918","492:4920006509","492:4920005904","492:4920007096","492:4920004416","492:4920006595","492:4920005585","491:4910000605","492:4920004939","491:4910001409","492:4920007008"],"twin_admin_codes":[491,491,491,491,491,492,491,492,492,491,491,491,492,492,492,492,492,492,492,492,492,491,492,491,492],"twin_sims":[0.34696235903432426,0.27999569857674417,0.2556449907166426,0.21905479256948546,0.17626002471940214,0.1580228763482875,0.1528891408580085,0.1521067819557437,0.1485145120103747,0.14827100366392884,0.14823341512116828,0.14171825690616827,0.13239277825507592,0.1272015590071549,0.12498740320378024,0.12408585264778928,0.12174596757399538,0.11891596521214173,0.11190939943049849,0.11092998708272876,0.11015832045013262,0.10794737894531156,0.1078544152437004,0.10489760945345075,0.10431131081227202],"twin_dists":[0.18896974266463998,0.2072286564382309,0.21450654356430032,0.22632718197642898,0.24198478244045932,0.2494817891245222,0.2517048107433898,0.2520483709291762,0.2536427524439595,0.2537518545374257,0.2537687075817429,0.25673885468730534,0.2611725359699217,0.26374322844124487,0.26486387317018323,0.2653244927282758,0.26653198060767364,0.2680162754676979,0.271811240491758,0.2723561840972341,0.27278816234751363,0.2740389476255721,0.27409197275848785,0.27579730692254717,0.27613988364616654],"n_dims_used":45,"mean_confidence":0.8991559346516927},"coverage":{"mean_confidence":0.8991559346516927,"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}}