{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001893","470:4700001013","470:4700000536","470:4700000290","470:4700000537","470:4700000175","470:4700000230","470:4700002064","470:4700001890","470:4700000655","470:4700000656","470:4700002054","488:4880004279","488:4880006085","470:4700001586","470:4700000786","470:4700000758","470:4700000675","481:4810001085","470:4700000568","470:4700000917","488:4880006302","481:4810001442","481:4810002680","470:4700000131"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,488,488,470,470,470,470,481,470,470,488,481,481,470],"twin_sims":[0.8325753994874455,0.7937275425993217,0.777420900007849,0.7275788270124477,0.7132456680539224,0.7105260644326338,0.6983629308783845,0.6917929952248623,0.6847811122274136,0.6778588454606547,0.6731795753996951,0.6683482716816108,0.6644121570012793,0.655243118546095,0.6519225268040206,0.6501723305930622,0.6374260398641093,0.6362615486236215,0.6333906039482871,0.633047007011154,0.6291567166060221,0.6278064918328902,0.6195645967379315,0.616422839864667,0.6121387478727864],"twin_dists":[0.07862106130734536,0.08827931499048476,0.09216027160793826,0.1035797577250363,0.10677063077426707,0.10737245463250879,0.1100514982520584,0.11149080002681683,0.11302155702845604,0.11452782751358717,0.11554350848706871,0.11659024150081558,0.11744167261237778,0.11942083597860467,0.12013629435720263,0.12051314322058898,0.12325314988411472,0.1235031342750585,0.12411924476356846,0.12419296302883945,0.1250273704365499,0.12531687388789609,0.12708313960180473,0.1277561175072336,0.12867361086083887],"n_dims_used":43,"mean_confidence":0.9140763393668241},"coverage":{"mean_confidence":0.9140763393668241,"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}}