{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002081","487:4870001739","487:4870001551","487:4870000653","487:4870003103","490:4900012625","487:4870002082","487:4870001268","487:4870002861","487:4870001262","487:4870002169","466:4660011323","487:4870000996","487:4870001166","466:4660011315","466:4660013202","487:4870002991","487:4870004359","487:4870003777","487:4870003253","466:4660011155","466:4660011478","487:4870002977","487:4870002172","487:4870003385"],"twin_admin_codes":[487,487,487,487,487,490,487,487,487,487,487,466,487,487,466,466,487,487,487,487,466,466,487,487,487],"twin_sims":[0.3306486404342413,0.31864409637978297,0.3103653712024715,0.28545953300840754,0.2803366089615996,0.25037894514295583,0.2444050711160278,0.2429404997802429,0.22967436638294927,0.2276730690129766,0.21598214187378723,0.2154770042527274,0.20733337582287759,0.20173868960901956,0.1977709908913544,0.19191968466459938,0.18610769853781184,0.18355122220559789,0.17674759446368415,0.16630163211834037,0.16034649445350774,0.15820219238462815,0.1542273311150911,0.1504578895864725,0.14876384135565313],"twin_dists":[0.19322067642238722,0.1964224841131401,0.19867019301590164,0.2056495969345693,0.2071295900526904,0.21613703656201236,0.21801345154892696,0.21847797407665837,0.22277111303089,0.22343278459761803,0.22737751903312944,0.2275511529681837,0.23038923378903045,0.2323833161113115,0.2338206490552446,0.23597721182486467,0.2381651470428044,0.23914273667049663,0.2417921561919253,0.24600518616049702,0.24849291369391158,0.24940510093702448,0.25112014403900823,0.2527767293306296,0.2535311789656532],"n_dims_used":43,"mean_confidence":0.9079935827920603},"coverage":{"mean_confidence":0.9079935827920603,"n_dims_used":43,"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}}