{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004815},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004820","490:4900005762","490:4900004954","490:4900004264","490:4900006015","490:4900004540","490:4900004955","490:4900004416","490:4900004676","490:4900005640","490:4900003579","490:4900007730","490:4900003565","490:4900007740","490:4900004535","490:4900003030","466:4660003946","490:4900005242","490:4900006275","490:4900006273","490:4900003179","490:4900007621","490:4900004818","490:4900005637","466:4660003889"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,466],"twin_sims":[0.6319600890893807,0.4665293909448811,0.3952367616497799,0.33924172037968187,0.2506908823535247,0.2501172731060186,0.23912881374602993,0.22576197098320122,0.22118338298924353,0.22103514838700034,0.2065252754523871,0.19625357249056372,0.19137198081928328,0.18538265468750034,0.18451705501646037,0.18150156238864504,0.18094186441901575,0.17838465042526735,0.17809096655197626,0.17662055825599324,0.17328187518649352,0.17193725686981187,0.1709128485533826,0.1654672297532918,0.1620255852511511],"twin_dists":[0.12442613540113748,0.1603762464772202,0.17696039172276962,0.19096782647959687,0.21603984800423628,0.21621862396113062,0.2196955001915443,0.2240682385852318,0.22560534042871258,0.22565545831501008,0.23067496659154701,0.23437561194022083,0.23618140276821384,0.2384414368925642,0.23877228499308725,0.23993347676534235,0.24015049904543706,0.24114814898626613,0.24126337230513412,0.2418423084596111,0.24316969256030505,0.24370944284823615,0.24412268763451492,0.2463498296954064,0.24778479901130876],"n_dims_used":45,"mean_confidence":0.9235685560438368},"coverage":{"mean_confidence":0.9235685560438368,"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}}