{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004267},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004248","468:4680000049","499:4990003895","468:4680000038","499:4990003841","499:4990003896","500:5000011382","500:5000010542","499:4990004138","499:4990004165","499:4990003886","500:5000010719","500:5000011215","499:4990003595","500:5000009941","500:5000010354","499:4990004113","499:4990004094","499:4990003484","499:4990003826","500:5000010165","499:4990004040","499:4990004089","499:4990004196","500:5000011275"],"twin_admin_codes":[499,468,499,468,499,499,500,500,499,499,499,500,500,499,500,500,499,499,499,499,500,499,499,499,500],"twin_sims":[0.8152226538688122,0.791571515417902,0.7784975988660094,0.769904737016266,0.7668132686583563,0.7329565552799091,0.6861264943744753,0.6722745192967022,0.6677238050221291,0.6552349964418338,0.639982021420832,0.6350672749224229,0.631653800131333,0.6250680661661573,0.6147017951700758,0.6144472948907539,0.6113550821155476,0.6110947805242783,0.6048123545506477,0.6047344839224441,0.5929791739196015,0.5798043784539678,0.5693803665316146,0.5689612008384877,0.5678285048061262],"twin_dists":[0.08301692800398547,0.08879750527563143,0.09190661891038276,0.09392152433531416,0.09464134236946066,0.10237353452045803,0.11272825308400586,0.11573974064774589,0.11672539995902767,0.1194225867650873,0.12270427116131731,0.12375946186961226,0.12449183585790856,0.12590388485979995,0.1281247217477708,0.1281792267161997,0.12884142719666644,0.12889716809965188,0.1302424235222521,0.13025909785284748,0.13277670434006233,0.13560097024459367,0.13783918804601156,0.13792927797311266,0.1381727625507655],"n_dims_used":45,"mean_confidence":0.9297678629557292},"coverage":{"mean_confidence":0.9297678629557292,"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}}