{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001880},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001933","491:4910001972","492:4920005177","492:4920005362","492:4920004456","491:4910001708","491:4910002218","491:4910000714","492:4920006676","492:4920006643","492:4920007054","492:4920005753","492:4920006789","491:4910001214","491:4910001926","492:4920005003","492:4920005636","492:4920003671","492:4920007006","492:4920007072","492:4920004617","492:4920004936","492:4920002812","491:4910002867","491:4910001147"],"twin_admin_codes":[491,491,492,492,492,491,491,491,492,492,492,492,492,491,491,492,492,492,492,492,492,492,492,491,491],"twin_sims":[0.3451781664816208,0.31996321857006055,0.30789143059334384,0.22501911629923818,0.2093124223494386,0.20899244410339082,0.20669675907757296,0.2060866741382191,0.1903831958988782,0.17930450557156563,0.17399025419152828,0.17160760120697072,0.1643840426236996,0.16239046151433895,0.1593750926667997,0.1588660117508203,0.15611166420884318,0.1556651529173445,0.15540813537965495,0.15493656679068085,0.15493612194529904,0.15483941551623753,0.15436081081187367,0.15381783393698314,0.1534465967024345],"twin_dists":[0.18942937013806635,0.19606740022201807,0.19934850095118786,0.22431620663014135,0.22969266373156208,0.22980498241747357,0.23061426870453636,0.2308303695375401,0.2365510692883507,0.24078812395664626,0.24288654193900266,0.24384223250596818,0.24679910905725888,0.2476316265295994,0.24890504154263982,0.24912175500319172,0.2503031293612814,0.25049607411656555,0.2506073191106718,0.25081177879208894,0.25081197188013077,0.250853957572423,0.2510620298212657,0.25129866062396355,0.25146079939765753],"n_dims_used":45,"mean_confidence":0.898773193359375},"coverage":{"mean_confidence":0.898773193359375,"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}}