{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001066},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001160","498:4980001065","498:4980001254","498:4980001161","498:4980000634","498:4980001538","498:4980001260","498:4980000979","498:4980000633","498:4980000975","498:4980002790","498:4980000151","498:4980001064","498:4980000143","498:4980001159","498:4980001068","498:4980002920","498:4980001821","498:4980000287","498:4980002861","498:4980003117","498:4980002095","498:4980002859","498:4980000640","498:4980001926"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.9309608182741463,0.9057702982879097,0.883155955819883,0.8476594254353066,0.8433495416442658,0.8381118464320434,0.8327205974037435,0.8043514393661454,0.8009894732498569,0.7831184648900108,0.7748660144628671,0.7199222230483825,0.7149858084045572,0.7110433404891866,0.7107319800097189,0.708526010278382,0.7025671090586926,0.7011015134932171,0.6992369315930186,0.6982479167730593,0.6936987972812051,0.6936072036890666,0.6909158242715271,0.6908956440045758,0.690439647069665],"twin_dists":[0.0491255594161325,0.05778160719660537,0.06474304379030073,0.07466966342724145,0.07581239323380509,0.07718604112995511,0.07858364067699333,0.08570121935583579,0.08652165316341348,0.09081399546978279,0.09276078288455634,0.1052884220365069,0.10638497768747172,0.10725806925085273,0.10732692510300942,0.10781436655944256,0.1091277060170486,0.10944999950392816,0.10985963603436173,0.11007673931400297,0.11107380998568768,0.11109386022913705,0.11168258688579809,0.11168699813670246,0.11178666348075565],"n_dims_used":45,"mean_confidence":0.927687242296007},"coverage":{"mean_confidence":0.927687242296007,"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}}