{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001380","487:4870000675","487:4870001660","487:4870001379","487:4870000155","487:4870001663","487:4870001006","487:4870000839","487:4870002828","487:4870000601","487:4870001095","487:4870000674","487:4870002445","487:4870000198","487:4870002829","487:4870000154","487:4870001285","494:4940007798","487:4870000677","487:4870000350","487:4870000195","487:4870001266","487:4870001094","487:4870000919","487:4870002541"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,487,487,487,487,487,487,487],"twin_sims":[0.45262627375421477,0.4271791887871362,0.402841095573771,0.39382378159306775,0.3731821893497891,0.35849749448863816,0.3511896020491148,0.3393594840792441,0.282552947003613,0.2757887938131168,0.2714478157976011,0.26914287690724154,0.23478048793420908,0.22554702177674915,0.22504662537595796,0.2187613714987709,0.21854686097365178,0.21277030149936105,0.208642862359876,0.19992603136128576,0.19657277937243894,0.19183137063053002,0.1881371648649253,0.18651840315595147,0.1791526217811867],"twin_dists":[0.16352724568045793,0.16939056025886406,0.1751344915431114,0.17730143500162593,0.18235122979128338,0.18602756674997306,0.18788570231058035,0.19093716810231934,0.20648730995785594,0.20845724632833246,0.20973707285375515,0.2104217529075576,0.22109996092736456,0.2241399337396237,0.22430701429196517,0.22642705420296916,0.2265001244018331,0.2284862548342794,0.2299278263821498,0.23303752591405577,0.23425862284029272,0.2360101089161247,0.23739578319603152,0.2380089767655471,0.24084747977986326],"n_dims_used":43,"mean_confidence":0.9112552376680596},"coverage":{"mean_confidence":0.9112552376680596,"n_dims_used":43,"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}}