{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001727},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001665","491:4910001666","491:4910001483","491:4910001716","491:4910001497","491:4910001899","491:4910002096","491:4910001241","491:4910001896","491:4910001957","491:4910001550","491:4910001492","491:4910002345","491:4910003362","491:4910002886","491:4910001439","491:4910001178","491:4910001247","491:4910001027","491:4910002007","491:4910001785","491:4910001790","491:4910001726","491:4910001950","491:4910001362"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.603776581433659,0.5495843551781953,0.5009550137091584,0.5001320881220079,0.41250777659925103,0.4094724314020061,0.39436050294585556,0.36909856656920653,0.35698926797452946,0.35505363660218453,0.32847104251865183,0.32499362075482113,0.32267875936633905,0.3168798768897521,0.30266251944080763,0.2953366489930324,0.277226595275059,0.2704227599592208,0.2610048451957964,0.24839330867170564,0.24182102128610175,0.23912023171835584,0.23772778010690668,0.23617784393777105,0.23204158386098636],"twin_dists":[0.13046421340090647,0.14210346327067302,0.15270489288629152,0.15288638406796487,0.17283559175837912,0.1735548593201303,0.1771718229527056,0.18336617792396143,0.18640944108046234,0.1869007508451607,0.19379663636767183,0.19472077379260125,0.19533900081138283,0.19689867619035062,0.20079258467448635,0.20284044985686409,0.20803607157706352,0.21004111954609508,0.21286870686104375,0.21675751302990254,0.21883426473789286,0.21969825562293352,0.2201461854127266,0.22064679194883774,0.22199335467481296],"n_dims_used":45,"mean_confidence":0.8986615498860677},"coverage":{"mean_confidence":0.8986615498860677,"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}}