{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002834},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001639","490:4900002684","490:4900001105","490:4900001367","490:4900001778","490:4900004491","490:4900001634","490:4900001779","490:4900003248","490:4900003249","490:4900003532","490:4900001108","490:4900001368","490:4900001926","490:4900004073","490:4900002694","490:4900004489","490:4900004211","490:4900002398","490:4900002832","490:4900001107","490:4900002399","490:4900002692","490:4900002680","490:4900001637"],"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":[0.5462892498917165,0.5220386888769544,0.3801730392629896,0.34821874323171875,0.2817297296144172,0.2720949211189932,0.2681414780124099,0.22370917395960538,0.2181645532110078,0.2168684330018162,0.2145182116494221,0.21294142096007698,0.199600563721187,0.16856338440530488,0.16486311842235163,0.1626476209577627,0.155061618961245,0.13711828745213792,0.1333052416866487,0.12751876354049008,0.12474786102401961,0.12016805754778956,0.11009809755426397,0.10673607036736955,0.10653957793672882],"twin_dists":[0.14281549030111546,0.14808124530777578,0.18062630336119637,0.18864683257529397,0.20672551558503277,0.20954549630055513,0.2107203478452048,0.22475480057232647,0.22663047198408245,0.2270735288320349,0.22788148090742877,0.2284268997618767,0.23315542330644534,0.24507721350819264,0.2466001371780263,0.24752382263735415,0.2507575151614228,0.25889763623805473,0.26072857138981964,0.2635838962289221,0.2649860129398829,0.26735627939281287,0.2728219733718152,0.27473265592450213,0.27484576115569076],"n_dims_used":45,"mean_confidence":0.9166141933865017},"coverage":{"mean_confidence":0.9166141933865017,"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}}