{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000811},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003357","470:4700004314","477:4770000517","477:4770000605","473:4730001556","485:4850001357","499:4990001596","469:4690003556","488:4880001159","499:4990003946","500:5000011278","479:4790001098","488:4880001029","478:4780006057","496:4960007337","470:4700001026","496:4960001395","485:4850000825","496:4960005533","499:4990000767","500:5000006267","499:4990004014","472:4720004234","478:4780003826","477:4770000450"],"twin_admin_codes":[499,470,477,477,473,485,499,469,488,499,500,479,488,478,496,470,496,485,496,499,500,499,472,478,477],"twin_sims":[0.36197443644207333,0.313461399593307,0.26887780587644,0.22959342300894012,0.21957791940607474,0.21569054999545753,0.20211035735113203,0.19365218185247984,0.18499085414840563,0.1832328645076992,0.1729273930172674,0.17091450944742886,0.1695433962283374,0.1613764861399023,0.1610629700479353,0.15959978665126856,0.1594768156249408,0.15833489834178105,0.14857087407281483,0.1479811181583363,0.14630345299436642,0.1457489621534672,0.14546371836471728,0.1431170060261615,0.14190473706843518],"twin_dists":[0.18515034517296725,0.1978256660527346,0.2105007241365749,0.2227978005449207,0.22614934674003553,0.22747771619033924,0.23224967700342442,0.23533397624683994,0.2385910552896292,0.23926514594847764,0.24331169549195114,0.24412201619754142,0.24467790611624948,0.24805790583795967,0.24819010256428434,0.2488095505637102,0.24886179895274954,0.24934838729009487,0.2536175186572927,0.25388190813024114,0.25463829150221773,0.2548896964009556,0.2550193011935881,0.2560927804273367,0.2566524473861007],"n_dims_used":45,"mean_confidence":0.9139762030707466},"coverage":{"mean_confidence":0.9139762030707466,"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}}