{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":468,"cluster_id":4680010500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680010501","468:4680010590","468:4680010499","468:4680010526","468:4680010527","468:4680010302","468:4680010122","468:4680010364","468:4680010003","468:4680010298","468:4680010408","468:4680010182","468:4680010303","468:4680010002","468:4680010243","468:4680010255","468:4680010591","468:4680010299","468:4680010409","468:4680010076","468:4680010402","468:4680010123","468:4680010254","468:4680010075","468:4680010401"],"twin_admin_codes":[468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468],"twin_sims":[0.9846939204567744,0.9793648563196263,0.932855117769534,0.8858076219556404,0.8604835332725771,0.8493329843546046,0.8416170201182368,0.8318886932813608,0.8179777030789567,0.8165198289440392,0.8135115415536268,0.8082993116533213,0.8080907724875095,0.8075836109837227,0.8010820550122612,0.7936409487316838,0.7864899883972549,0.7732800836937763,0.7497410854513021,0.7446421633331042,0.7287264245311912,0.7236321240486896,0.7164881422069673,0.7149532204546792,0.7129745783777023],"twin_dists":[0.022810949350835812,0.02652177155667398,0.048422593276379475,0.06395721390041718,0.07119699961139828,0.07422277790985328,0.07626855656664099,0.07879788776271071,0.0823285839285578,0.08269325569128493,0.08344274902620548,0.08473210100351004,0.08478345090235871,0.0849082580666964,0.0864991184011224,0.08830015878810246,0.0900125369307224,0.09313258873018478,0.09857248595369815,0.0997333736536747,0.10332278967990348,0.10446174570315457,0.1060516576527367,0.10639220409002978,0.1068306693220038],"n_dims_used":44,"mean_confidence":0.9192693883722479},"coverage":{"mean_confidence":0.9192693883722479,"n_dims_used":44,"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}}