{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001432},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001656","485:4850002385","485:4850001791","485:4850001493","470:4700008176","485:4850000292","485:4850001965","485:4850001956","485:4850002123","485:4850001302","485:4850000861","485:4850000442","485:4850001799","485:4850001233","470:4700008178","485:4850001244","485:4850001496","481:4810002178","485:4850002747","479:4790000750","485:4850002041","485:4850001567","485:4850001947","485:4850001565","479:4790000486"],"twin_admin_codes":[485,485,485,485,470,485,485,485,485,485,485,485,485,485,470,485,485,481,485,479,485,485,485,485,479],"twin_sims":[0.548370472468077,0.5071735467195805,0.5021463030439607,0.49514527819794374,0.452962459145539,0.4462230681271479,0.44370307222393746,0.4316426124573519,0.4248045025096545,0.42424831885284287,0.42285943246556174,0.40591912025833315,0.39674459387543387,0.3959056273245893,0.389645024224267,0.38765581257694254,0.37921219463196565,0.3745668551590408,0.3742665976366698,0.3706298343166224,0.36911951735113824,0.36864006693524626,0.36700324098305415,0.35821261045084113,0.357460275954373],"twin_dists":[0.14236568274626707,0.15133605144579743,0.15244230725879265,0.15398799787466114,0.16345064420342656,0.16499032198092756,0.1655682932296275,0.1683523377985687,0.16994474520185485,0.17007472847493926,0.1703996299837297,0.17439985548469206,0.17659707427148857,0.17679914760435364,0.17831338114809894,0.17879688301676464,0.1808624621595385,0.18200833008509149,0.18208263310516754,0.18298494568642046,0.18336095660534843,0.18348048145250045,0.18388912100091398,0.18609963448586972,0.18629009570496957],"n_dims_used":45,"mean_confidence":0.9192370096842448},"coverage":{"mean_confidence":0.9192370096842448,"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}}