{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001070},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001265","491:4910001385","491:4910001266","491:4910001267","491:4910001914","491:4910001005","491:4910001205","491:4910001203","491:4910001006","491:4910001338","491:4910001504","491:4910001860","491:4910001271","491:4910001807","491:4910001200","491:4910001339","491:4910001568","491:4910001689","491:4910001067","491:4910001194","491:4910001130","491:4910001511","491:4910001262","491:4910001510","491:4910001128"],"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":[0.6954432569838365,0.5953213635515437,0.369182050685605,0.36200909418067506,0.355369010143938,0.3278465499993477,0.3182499940760536,0.3133819332315019,0.30609276231337856,0.2542337019103216,0.2214103345063601,0.2205143453138139,0.21251864409539198,0.1769514606444601,0.17570925252134648,0.16591400610491663,0.15800352517288588,0.14916419929348484,0.14864482018657071,0.14542892922956127,0.14153074021185394,0.12076192023893903,0.11479621026622037,0.10666426614697648,0.10521920211248365],"twin_dists":[0.11069175305103361,0.13227497043028902,0.18334537303109297,0.18514162279449792,0.18682060735498426,0.19396219785086222,0.19652872968996576,0.197847283063815,0.19984363277035183,0.21494140139713655,0.2255286519689981,0.22583171946985878,0.22857360430356757,0.2417117260095479,0.2422028352127719,0.24616513654952826,0.24949006884385913,0.25335230923050633,0.2535844230464429,0.2550351210324815,0.25682582762804024,0.26704508181440806,0.27022613567971593,0.2747739692008865,0.275610031491338],"n_dims_used":45,"mean_confidence":0.897589111328125},"coverage":{"mean_confidence":0.897589111328125,"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}}