{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004733},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001437","488:4880003978","488:4880002641","470:4700002478","496:4960006309","488:4880001587","489:4890000260","481:4810000754","496:4960004889","472:4720003035","499:4990002706","496:4960001830","478:4780000424","488:4880002303","488:4880004047","489:4890000827","481:4810001008","481:4810005904","496:4960006184","481:4810000993","479:4790001414","466:4660001988","478:4780002435","488:4880001029","466:4660010113"],"twin_admin_codes":[481,488,488,470,496,488,489,481,496,472,499,496,478,488,488,489,481,481,496,481,479,466,478,488,466],"twin_sims":[0.20522370822737077,0.1939215178450398,0.16987919768557358,0.15058900491389735,0.13279649459249607,0.12065336396314066,0.11659350839118486,0.10919883957862596,0.10149081236953005,0.09734873401840159,0.09050193295444241,0.08542051007329679,0.0838463946438254,0.08354865323424063,0.08293054581082415,0.0806453020092804,0.07843179522716567,0.07687453207467075,0.07608425714409595,0.0751648258777858,0.07431806411014077,0.07362506213117971,0.07319315006940175,0.06840575082190814,0.06786391678877225],"twin_dists":[0.2311367924128233,0.23523433820862927,0.24454146476592542,0.25271859805169883,0.2609758223300596,0.2671018803480323,0.2692546946019783,0.27332855506583575,0.27780920917119545,0.280327728542513,0.28468203632542866,0.2880854461148484,0.28917240940093464,0.2893798349236111,0.2898123397670399,0.29143410874221465,0.2930404702455102,0.2941925555180362,0.2947844128115004,0.2954792666971765,0.29612529355119527,0.29665844949895237,0.29699279305435095,0.300810081784491,0.3012556694217481],"n_dims_used":45,"mean_confidence":0.9329366048177083},"coverage":{"mean_confidence":0.9329366048177083,"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}}