{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001726},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001722","487:4870001814","487:4870001819","487:4870001812","487:4870001818","487:4870001910","487:4870001727","487:4870001933","487:4870001633","487:4870001533","487:4870000655","487:4870000348","487:4870001725","487:4870001649","494:4940008649","487:4870000527","487:4870001813","487:4870001907","494:4940008825","487:4870001728","487:4870001348","494:4940008721","487:4870001538","487:4870001934","494:4940008650"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,487,487,487,494,487,487,494,487,487,494],"twin_sims":[0.6309141738958913,0.6256328464574517,0.48719529115746807,0.4604681082857085,0.4478068149565894,0.4392581053227241,0.4268158290912788,0.4131716949623643,0.3920095470204104,0.3740064342322833,0.349235740900517,0.3410084830810386,0.33275680992331763,0.31468750690671493,0.304340862532394,0.30370422079751586,0.27657965501430876,0.27465706825985503,0.2529756798959784,0.25036271567568774,0.24382293020090517,0.23539094259375032,0.22477193409080845,0.22175885103365664,0.2209477826879015],"twin_dists":[0.12465047771274906,0.12578283243783228,0.1557508901341782,0.16174580122039378,0.1646277194037488,0.16659086087951924,0.16947527545884622,0.17267857532378644,0.17774015983138244,0.18214703794330683,0.1883858971611169,0.19050846915555242,0.19266505765002429,0.19749252564736935,0.20032750859027,0.20050374903705523,0.20822541402062733,0.20878970803570493,0.21533032717214307,0.21614209520408992,0.21819787510484975,0.22090177120320653,0.22439883772265143,0.2254109880845042,0.22568500704881958],"n_dims_used":42,"mean_confidence":0.9077688852945963},"coverage":{"mean_confidence":0.9077688852945963,"n_dims_used":42,"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}}