{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002406},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002581","470:4700001621","470:4700001037","470:4700001463","470:4700001319","470:4700001173","481:4810001616","481:4810000910","470:4700002087","470:4700003954","470:4700002578","481:4810000906","470:4700001617","470:4700002245","470:4700001457","470:4700000213","470:4700001454","470:4700002405","470:4700002244","470:4700001594","470:4700008094","470:4700002579","470:4700001745","470:4700002399","479:4790004156"],"twin_admin_codes":[470,470,470,470,470,470,481,481,470,470,470,481,470,470,470,470,470,470,470,470,470,470,470,470,479],"twin_sims":[0.6934626662989909,0.6267223775130776,0.5811796766951656,0.5583934710756375,0.542497104015161,0.5416285748170774,0.5337007889058658,0.5319781073744032,0.5315021276742194,0.5292879459352458,0.5252353684738607,0.5227688223795253,0.5103015433887187,0.505021424547199,0.4951555851664737,0.4938755562842752,0.4881215374272301,0.4860497499704905,0.483347802633811,0.47961193690555726,0.46610159900307035,0.4638819106478343,0.4625498778881848,0.4551273595140685,0.45471095179916293],"twin_dists":[0.11112549813038775,0.1255492867343183,0.13530594551078243,0.14020327406475375,0.14363584365322948,0.14382387729984378,0.14554288300687512,0.14591708644987747,0.14602052363000326,0.14650195334185223,0.14738423202967454,0.1479219594084637,0.1506491952473593,0.15180926831395447,0.15398571775403516,0.15426899259676694,0.15554505708782682,0.15600562058312611,0.15660717790202916,0.15744066173631557,0.1604727026109941,0.16097367838345022,0.16127471455350825,0.16295786071452123,0.16305257832962117],"n_dims_used":43,"mean_confidence":0.9122506962266079},"coverage":{"mean_confidence":0.9122506962266079,"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}}