{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001243","498:4980001437","498:4980001054","498:4980000466","500:5000008691","498:4980001034","498:4980001923","498:4980000616","498:4980001253","498:4980001150","498:4980001242","500:5000004797","498:4980000762","498:4980000491","498:4980000372","498:4980001228","500:5000010696","498:4980003174","484:4840000432","498:4980003044","500:5000003318","498:4980002622","498:4980003218","498:4980001028","498:4980004077"],"twin_admin_codes":[498,498,498,498,500,498,498,498,498,498,498,500,498,498,498,498,500,498,484,498,500,498,498,498,498],"twin_sims":[0.7298335590127738,0.632203708740761,0.6174971159981264,0.5712184890328443,0.5560349950007547,0.5480606651742337,0.5403416786860334,0.5298146255119676,0.5298138941774199,0.5289478841194603,0.5266256069989476,0.5242589872084052,0.5219522526826005,0.5128518495754554,0.501325434149903,0.4866698103266072,0.4784274284812155,0.47770773568956226,0.46823730131428787,0.46649647191879473,0.46560557925728924,0.4620715932475346,0.4596191042856254,0.4592392571831376,0.4588996547528109],"twin_dists":[0.10307465953792651,0.12437387577943365,0.12752601767128122,0.13744421309477722,0.1407115656594233,0.14243262195477954,0.1441025885351295,0.14638739872647902,0.14638755777740772,0.14657593091130378,0.14708139826115849,0.1475970227676049,0.1481001056201656,0.15008999141662718,0.1526232258891189,0.15586771691736093,0.15770535986762546,0.15786629010327388,0.1599914586871927,0.160383667792649,0.16058458061823472,0.1613828799361218,0.16193814023847203,0.1620242343365943,0.16210122834842744],"n_dims_used":45,"mean_confidence":0.9248348659939236},"coverage":{"mean_confidence":0.9248348659939236,"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}}