{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004377},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004374","493:4930001280","493:4930000059","493:4930003047","480:4800004211","493:4930001153","493:4930001555","493:4930001037","493:4930000040","493:4930001411","493:4930002196","493:4930001407","493:4930000454","493:4930001156","493:4930002028","493:4930002912","493:4930001282","480:4800004294","480:4800004430","480:4800004348","493:4930001160","493:4930001405","493:4930001412","481:4810005003","466:4660003425"],"twin_admin_codes":[480,493,493,493,480,493,493,493,493,493,493,493,493,493,493,493,493,480,480,480,493,493,493,481,466],"twin_sims":[0.3607217551573531,0.3558625190380833,0.35259291296364276,0.32017214106285646,0.3069000236314542,0.27174794805022995,0.2597442649887426,0.2591549200863272,0.2463755304382224,0.23515090701295405,0.22363742052298716,0.19686593777171876,0.19274520259425582,0.19078376253395746,0.1772012867881237,0.16785923007053313,0.16600505322331433,0.16542312617666327,0.1634599165284716,0.16112229726113764,0.16048158395006573,0.15401377233613575,0.15225423001251642,0.1467951000861169,0.14004563533217826],"twin_dists":[0.18546589539861102,0.1866952693811614,0.18752734660361317,0.19601123753210378,0.19962120543655332,0.2096481832719871,0.21325198835639997,0.2134315809794734,0.2173912989218597,0.2209796607785008,0.22477887433792187,0.23415129635014362,0.2356702143193247,0.23640115255897437,0.2416132533236983,0.24536515417959076,0.24612754256735497,0.24636808121535594,0.24718410901951976,0.24816507241697935,0.2484357443933415,0.2512131996628309,0.2519835224592531,0.2544159687989359,0.25751768942598513],"n_dims_used":43,"mean_confidence":0.9223889195641806},"coverage":{"mean_confidence":0.9223889195641806,"n_dims_used":43,"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}}