{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010451},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010876","490:4900010452","490:4900010450","490:4900010779","490:4900010956","490:4900011022","490:4900010274","490:4900010536","490:4900012057","490:4900010964","490:4900010537","490:4900004934","490:4900010955","490:4900010357","490:4900004806","490:4900005478","490:4900010265","490:4900010953","490:4900009270","490:4900011031","490:4900007477","490:4900011257","490:4900010175","490:4900009374","490:4900012056"],"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":[0.45786147130152033,0.44963899543536223,0.42765682171157904,0.417318076222766,0.31319743164832103,0.3095125576578616,0.2797261785924118,0.24514469796484548,0.23095590267934432,0.2224530843741135,0.1915732514425692,0.17207808285675372,0.17008259794233502,0.16833781899693295,0.16517314210429834,0.1523465964153134,0.1496355151955561,0.1383216175208597,0.1380590506743565,0.12977481027764234,0.12156173248291544,0.11704372278739109,0.11275739056076996,0.09374030177987576,0.09107465601002514],"twin_dists":[0.162336730089313,0.16420884077081177,0.16927924807736056,0.17170041602529482,0.19789748454413217,0.19890366676193375,0.20730702907978596,0.21777954435125332,0.22234940718037158,0.2251769730841378,0.23610631921913947,0.24365277185192225,0.24445891422525426,0.2451693566722795,0.24647159936263174,0.25194292269610147,0.2531421902788701,0.25832774953550114,0.25845178181810224,0.26245924826326933,0.26662780297223776,0.2690131556890635,0.27134238447552833,0.2825913101718663,0.28430802111935344],"n_dims_used":44,"mean_confidence":0.918485554781827},"coverage":{"mean_confidence":0.918485554781827,"n_dims_used":44,"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}}