{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004550},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003991","490:4900003858","490:4900002886","490:4900004544","490:4900003446","490:4900001985","490:4900003321","490:4900001986","490:4900004143","490:4900002297","490:4900004130","490:4900004283","490:4900002142","490:4900003575","490:4900002898","490:4900004407","490:4900001548","490:4900003179","490:4900004554","490:4900002581","490:4900003445","490:4900002737","490:4900002138","490:4900004418","470:4700004501"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470],"twin_sims":[0.835051095348223,0.7999747833389472,0.7625333174805261,0.7513164473151167,0.7187178898117524,0.7050091187535962,0.6838280431493459,0.6808251269178268,0.6779351084372325,0.6743991227266541,0.6270051222195251,0.5866742753872115,0.5560245874102302,0.5493086795443852,0.5317864839999669,0.5158928812241916,0.4956949086598361,0.49188471253354216,0.4746355802158616,0.44158010326265285,0.4299429644072838,0.42035457305234725,0.41118370625637735,0.3977166135927206,0.3929558193432918],"twin_dists":[0.07798146234532947,0.08676841941515805,0.0956336810731114,0.09821265499120482,0.10555630158260434,0.10859006834307104,0.11322922169521132,0.11388293741353725,0.11451125768015308,0.11527897892878987,0.12548867459365412,0.13412777980828372,0.1407138093686323,0.14216300549014352,0.14595872662372655,0.1494240975594103,0.1538664270088285,0.15470999929776136,0.1585541410265234,0.1660561848628792,0.16874716831409892,0.17098672493671752,0.17314906299940913,0.17636319892065364,0.17751121134677397],"n_dims_used":45,"mean_confidence":0.9216762966579861},"coverage":{"mean_confidence":0.9216762966579861,"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}}