{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001462},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001280","480:4800001890","480:4800001948","480:4800002025","480:4800001319","480:4800001740","480:4800001512","480:4800002298","480:4800002056","480:4800002110","480:4800001682","480:4800002175","480:4800002113","480:4800001318","480:4800002157","480:4800002547","480:4800001501","480:4800002452","480:4800001402","480:4800002496","480:4800002219","480:4800002078","480:4800001461","480:4800001572","470:4700005210"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470],"twin_sims":[0.7632045844785783,0.6600897114630779,0.5210453204835134,0.5066772633871051,0.4709828633260959,0.45527793578340087,0.4189811867601291,0.3938515723613159,0.3865334637714123,0.3861525649368274,0.38292547526078974,0.3815052758021511,0.36915726436794655,0.3596054629063296,0.3532812010542575,0.3459282583118997,0.33504679712422025,0.3311332324461015,0.3268232595371485,0.2987978427631807,0.2793595096958173,0.2627439673814005,0.2577052155454121,0.2566983202342104,0.25372090145350307],"twin_dists":[0.09547835833932665,0.11837538038125196,0.14829804118385898,0.15144512877060806,0.15937389041476985,0.16292361787526158,0.17130924984535895,0.17729472184229025,0.1790702001969815,0.17916304303726174,0.1799513910807405,0.18029933921081426,0.183351549730053,0.18574756008845839,0.1873518537338791,0.18923598558283694,0.19206369141514204,0.19309278856857048,0.1942338627484821,0.20186924658982675,0.20741372496547172,0.21234182613756003,0.21387445097829957,0.21418297329068864,0.2150997890337925],"n_dims_used":43,"mean_confidence":0.9217158472815226},"coverage":{"mean_confidence":0.9217158472815226,"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}}