{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004467},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004421","472:4720005087","472:4720004876","485:4850000628","496:4960007350","484:4840005839","489:4890004930","496:4960005307","498:4980001645","498:4980001361","498:4980000981","498:4980001919","489:4890004229","489:4890004757","498:4980000568","496:4960001439","484:4840007207","496:4960002719","484:4840005708","489:4890003947","498:4980001363","488:4880000424","481:4810001332","468:4680000500","498:4980002437"],"twin_admin_codes":[489,472,472,485,496,484,489,496,498,498,498,498,489,489,498,496,484,496,484,489,498,488,481,468,498],"twin_sims":[0.5015410276771494,0.47549735731621784,0.459465696936549,0.4287793582027615,0.3662663364836369,0.3373693454276253,0.31530604864583717,0.30326904585468606,0.30207088225260625,0.30173652675959317,0.3016218930140332,0.3014449475536784,0.29551229324367706,0.28887740876026874,0.2854858874190583,0.28326359080794616,0.2809695001193113,0.27606842129858833,0.27032420192211726,0.26968645987592355,0.2689705198411836,0.25516357688877916,0.2549170310032434,0.2514350096702173,0.24591162655958151],"twin_dists":[0.15257570141744048,0.15836104411415655,0.1619729076619522,0.16901784232999348,0.18407338979660012,0.1914560486764783,0.1973247439488763,0.2006243411763387,0.20095688711526963,0.2010498232166905,0.20108170016035645,0.20113091838905706,0.2027910035853861,0.20467105610147296,0.20564202483116456,0.20628201568535381,0.20694586954614652,0.20837523019236737,0.2100703907823571,0.2102599565244082,0.21047309686919752,0.2146547092705108,0.21473065780945266,0.2158083157204161,0.2175374826931148],"n_dims_used":45,"mean_confidence":0.9203433566623264},"coverage":{"mean_confidence":0.9203433566623264,"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}}