{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007933},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009058","490:4900009371","490:4900009265","490:4900008942","490:4900009380","490:4900008491","490:4900008384","490:4900007936","490:4900005483","490:4900005616","490:4900008709","490:4900010074","490:4900009976","490:4900009161","490:4900008604","490:4900004649","490:4900004794","490:4900009874","490:4900008840","490:4900005349","490:4900005078","490:4900009466","490:4900009372","490:4900005615","490:4900008606"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4033129154938278,0.3683871911643499,0.3543469081744318,0.33348977889638404,0.31682154947587654,0.3091917138978812,0.29983617570969107,0.2983207734436932,0.2791783594245999,0.27296656906500366,0.2645880131487266,0.24124695335648505,0.21965739359841807,0.21420463297325262,0.20832970500913167,0.19881065911046777,0.19642431411849462,0.1902450566557441,0.19007817504701452,0.18954807575919924,0.18219098484124946,0.17915766667345895,0.17484363443817205,0.1746867519497785,0.16648537848497544],"twin_dists":[0.17502171879769796,0.183543553490598,0.1870804802199844,0.19247233055712276,0.19691444524066812,0.19899159926445525,0.20157918158705873,0.20200271698510153,0.20746646875884672,0.20928788650309318,0.21178553678585085,0.21901738480419305,0.22612235461058858,0.22798973279765591,0.2300379897831219,0.23344211089956518,0.23431301886846279,0.23660282059729104,0.23666537473106572,0.23686433287484182,0.23966680330445908,0.24084550767511845,0.24254652299679116,0.24260894192644497,0.24592945881873562],"n_dims_used":45,"mean_confidence":0.9385240342881944},"coverage":{"mean_confidence":0.9385240342881944,"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}}