{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000105","480:4800000170","480:4800000134","480:4800000233","480:4800000138","480:4800000203","480:4800000139","480:4800000204","480:4800000107","480:4800000200","480:4800000141","480:4800000193","480:4800000202","480:4800000111","480:4800000171","480:4800000208","480:4800000190","480:4800000234","480:4800000140","480:4800000261","480:4800000080","480:4800000011","480:4800000255","480:4800000205","480:4800000137"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.36499618235792397,0.26946099169029486,0.2543565866081253,0.19528335867891294,0.1935272495029249,0.19059702273101284,0.18776504466838936,0.1523854972088568,0.1505093713129416,0.12279047093176612,0.09505569698163881,0.08868305824387986,0.08463186735789381,0.08417945459703828,0.07874225133625117,0.07240262017147057,0.06785496938470223,0.06784179771571239,0.06744898136906965,0.06479413851391062,0.061711037684954256,0.0605249991329094,0.059079282132782844,0.055086170311231177,0.05282226931778805],"twin_dists":[0.18439143964246307,0.21032704216616221,0.21490347638932902,0.23473200628729277,0.2353802263841473,0.23647101472607215,0.23753641533250924,0.25192582921463946,0.25275389995358283,0.2659908047830983,0.28175833910014025,0.285882417136425,0.28862800677779044,0.2889410743335516,0.2928129926532847,0.29760889893212983,0.3012630517593585,0.30127392090206984,0.3015988619529947,0.3038363673023265,0.30653089029822067,0.30759690232983544,0.30891978267497305,0.31271751701437456,0.3149729395021086],"n_dims_used":43,"mean_confidence":0.9062627748001454},"coverage":{"mean_confidence":0.9062627748001454,"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}}