{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002765},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011350","496:4960009648","496:4960009831","496:4960009457","496:4960009372","488:4880002579","496:4960012113","496:4960011116","496:4960011110","496:4960011796","496:4960010950","496:4960009921","496:4960009749","496:4960009456","496:4960012175","488:4880002764","496:4960012177","496:4960010562","496:4960012109","496:4960009998","496:4960011709","496:4960011352","499:4990004146","496:4960010241","496:4960010240"],"twin_admin_codes":[496,496,496,496,496,488,496,496,496,496,496,496,496,496,496,488,496,496,496,496,496,496,499,496,496],"twin_sims":[0.6741062650124809,0.5705084720728976,0.515562535785073,0.49630345960998606,0.48642067073485556,0.4723654442810884,0.4586362165095514,0.4501228271401535,0.44076942916381534,0.4338096296271887,0.4334169139312219,0.43160655479745963,0.4315952829282956,0.4286528114029327,0.4166832693385393,0.4130816161219137,0.4090383921811748,0.40848085984369986,0.4025573572989124,0.40081040734355833,0.3960550446736477,0.39322556000781,0.3907396863805274,0.3893799756270908,0.38637842232336134],"twin_dists":[0.11534251376197245,0.1375967647071475,0.149496386169768,0.1537318689231419,0.15592311999233638,0.1590633610868848,0.1621609686133535,0.16409833267000945,0.16624273025242675,0.16784984793707272,0.16794083607294943,0.16836070748352827,0.1683633239619299,0.16904729730715698,0.17184989919307128,0.17269987250008872,0.17365790186932653,0.1737903328864356,0.17520233829151222,0.17562054069294675,0.1767631445654783,0.1774459951644004,0.17804780508738316,0.17837773721876374,0.17910798580253576],"n_dims_used":45,"mean_confidence":0.9235030280219184},"coverage":{"mean_confidence":0.9235030280219184,"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}}