{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":486,"cluster_id":4860004232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["486:4860003889","486:4860003956","486:4860004100","486:4860004231","486:4860003816","486:4860004440","486:4860003624","486:4860003682","486:4860004099","486:4860004166","486:4860004167","486:4860004098","486:4860004508","486:4860004240","486:4860004628","486:4860003636","486:4860004031","486:4860003886","486:4860004234","486:4860003553","486:4860004034","486:4860004237","486:4860003891","486:4860003687","486:4860003892"],"twin_admin_codes":[486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486],"twin_sims":[0.7612383249155252,0.7119936115256115,0.6835957439176994,0.5822027548394891,0.5798656556395609,0.5154964693152173,0.5099859008057618,0.507316383599826,0.5015111485840673,0.47598294219445164,0.4581843165852208,0.43968238039338176,0.4301893275799935,0.41485747170073756,0.39635466133148883,0.38575172161608345,0.38441042941956327,0.38333434537871025,0.38279635556460734,0.37862433545942353,0.3763049353258699,0.36321714849877385,0.35424968318893457,0.3535424858233568,0.35034812349109506],"twin_dists":[0.09593300070292554,0.10704783429490083,0.11327982359021005,0.135086513730954,0.13558782404205605,0.14951084468095202,0.15071845550634888,0.1513046627733064,0.1525822874947809,0.15825229045640113,0.16226347527436785,0.16649308267356042,0.16868989854346217,0.1722803808021173,0.1766909688940335,0.17926079422346855,0.17958823862442336,0.17985133290150862,0.17998299972071005,0.18100709052911043,0.18157878971724972,0.18483785382860798,0.1871052201990411,0.18728528046531748,0.18810094454622978],"n_dims_used":45,"mean_confidence":0.9250741746690538},"coverage":{"mean_confidence":0.9250741746690538,"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}}