{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960006620},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007657","496:4960006491","494:4940004180","494:4940004177","494:4940003940","494:4940007504","494:4940007617","494:4940004413","494:4940004536","494:4940004418","494:4940004655","494:4940005153","494:4940005154","494:4940006837","494:4940007912","494:4940002691","494:4940004293","494:4940004057","496:4960008017","494:4940004178","494:4940007597","494:4940004898","494:4940004902","496:4960006745","494:4940007606"],"twin_admin_codes":[496,496,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,496,494,494,494,494,496,494],"twin_sims":[0.4430765171444686,0.38236065515277157,0.38212988819956967,0.31335258838062996,0.2986271048190263,0.27721012553671304,0.2751732546532097,0.26582762424323875,0.2603673229247564,0.2575467243218823,0.25565600087789914,0.25183298424588285,0.2514649150767966,0.25060906328683186,0.2498232085923245,0.2445973109504723,0.23944061606213568,0.23745683024461278,0.2372024551054002,0.22598261507091733,0.22290251650793771,0.22177486713570027,0.21891966075736458,0.21767048774455786,0.21606990625353545],"twin_dists":[0.16571219146543256,0.18008969739358538,0.18014623301466742,0.19785526644976228,0.20191699983242897,0.2080408884892527,0.20863796651302502,0.21141294480047335,0.21306240081169348,0.21392296364233973,0.2145031570133332,0.2156846668783579,0.21579901991536327,0.2160653324432584,0.21631037623099433,0.21795261179749895,0.21959543341993928,0.22023354427672187,0.2203156183576727,0.22399469106366823,0.22502573647596297,0.22540558380256973,0.2263731658646391,0.2267991507189692,0.22734737917700548],"n_dims_used":45,"mean_confidence":0.9154796176486545},"coverage":{"mean_confidence":0.9154796176486545,"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}}