{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012665},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012591","490:4900012381","490:4900012377","490:4900012453","490:4900012669","490:4900012454","490:4900012372","490:4900012380","490:4900012521","490:4900012248","490:4900012597","490:4900012594","490:4900012307","490:4900012373","490:4900013123","490:4900013086","490:4900012931","490:4900012313","490:4900012671","490:4900012444","490:4900013223","490:4900012251","490:4900012310","490:4900012299","490:4900012449"],"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":[0.35153597478350784,0.3280339577311061,0.28335062642797426,0.26737459759001053,0.19449004866105238,0.19154767650313112,0.16545707063800777,0.1510461068475465,0.1425138630936854,0.14064951472719242,0.12667735106456332,0.12647054132875152,0.12058908135825468,0.10547473997220704,0.09526302637028855,0.09222845193601983,0.08709120419131582,0.07730192271018883,0.07619783462787111,0.07521329902059946,0.07344827745728587,0.07304635519895167,0.07190865008489128,0.06743853964472782,0.06707551803011268],"twin_dists":[0.18779718173137117,0.19391249525969823,0.2062568937941281,0.2109494824008464,0.23502433156300978,0.23611585683977482,0.24635403356219213,0.25251622815907204,0.25637079043677824,0.25723570544562596,0.26400719972116665,0.2641115690382911,0.26713553252316496,0.2754615394786726,0.2816278780143773,0.2835601529273771,0.28694911298639664,0.2938745102888446,0.2946990478696351,0.29544246276244507,0.2967951064773811,0.2971067904034685,0.2979966482535626,0.3016075204439372,0.30190922663533853],"n_dims_used":45,"mean_confidence":0.9126649644639757},"coverage":{"mean_confidence":0.9126649644639757,"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}}