{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001813","474:4740001610","474:4740000349","474:4740002122","474:4740002828","474:4740001491","474:4740002440","474:4740001397","474:4740001891","487:4870012253","478:4780001756","474:4740001294","474:4740000262","474:4740000325","474:4740001271","487:4870012059","474:4740001503","474:4740000355","474:4740002334","474:4740001596","474:4740001798","474:4740000289","487:4870011826","474:4740000380","474:4740002920"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,487,478,474,474,474,474,487,474,474,474,474,474,474,487,474,474],"twin_sims":[0.7773007626740075,0.6898621274643184,0.6241931936921702,0.6170391889637286,0.5777172426135638,0.5775706565493702,0.55617279880985,0.5385423403852704,0.5330604217560311,0.5092062515276847,0.4396151873365623,0.42867127269397304,0.4257110552878193,0.4153954266052601,0.3876525591541598,0.3826936489928716,0.3793685916915995,0.373034398104862,0.37290667815992107,0.36683995054801966,0.35946586681058895,0.35891583206020733,0.35326122725663145,0.3481213544285235,0.33904169449440313],"twin_dists":[0.09218855247058415,0.11191285650325829,0.12609138726451663,0.1276241030656866,0.1360488076901334,0.13608026598670642,0.14068185795935612,0.14449249211857004,0.1456819554717667,0.1508895783831982,0.16650856548513682,0.16904300004329645,0.1697330302420737,0.17215345865729825,0.17879767475717714,0.18000814604870075,0.1808240027884463,0.18238786588667025,0.18241953225438756,0.1839299370477563,0.18578281459678894,0.185921792160235,0.1873569439496536,0.18867184103892398,0.19101991395094256],"n_dims_used":45,"mean_confidence":0.9229487948947482},"coverage":{"mean_confidence":0.9229487948947482,"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}}