{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002231},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001918","470:4700002235","470:4700001906","470:4700001454","470:4700000213","470:4700002230","470:4700002395","470:4700001912","470:4700002078","470:4700000311","470:4700000679","470:4700002047","470:4700000266","470:4700002565","470:4700002399","470:4700001037","470:4700002079","470:4700002563","470:4700002567","470:4700001921","470:4700000210","470:4700002733","470:4700000284","470:4700002730","470:4700007426"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.8967296352515188,0.8568164459951909,0.8476917786370212,0.7961831559629098,0.7953833288454211,0.7894568038950839,0.783548490889832,0.777373426588213,0.7747750187274679,0.7621958117241949,0.7478575544725011,0.7415390800643961,0.7378178683316878,0.735274638539693,0.7332507283069213,0.7299766084011984,0.7245124064642625,0.7158969176812614,0.7118352398554807,0.7054573849450257,0.6647459287101638,0.6578862904947375,0.6548246447060986,0.653841783779164,0.6512921363194579],"twin_dists":[0.06063925133478436,0.07220170377250128,0.07466104126569702,0.08768711901409994,0.08788024258219629,0.08930420577628725,0.09071197508482273,0.09217144757669807,0.09278213560588167,0.09571173201024062,0.09900197731437253,0.10043714221155926,0.10127849943792197,0.10185194036822294,0.10230739854277096,0.1030425833328254,0.1042652562608091,0.1061828729057536,0.10708288109933724,0.10849129076471942,0.11736951838409972,0.11885086374961962,0.11951103631685225,0.11972284715746712,0.12027204811951397],"n_dims_used":43,"mean_confidence":0.9123645161473474},"coverage":{"mean_confidence":0.9123645161473474,"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}}