{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001521","498:4980002553","498:4980002150","498:4980000956","498:4980000849","498:4980002064","498:4980001039","468:4680000715","498:4980002685","498:4980002749","500:5000011030","498:4980003206","498:4980002783","498:4980002468","498:4980002231","498:4980002821","498:4980001802","498:4980002625","498:4980001236","498:4980000768","498:4980002762","498:4980001603","498:4980001689","498:4980002691","498:4980003041"],"twin_admin_codes":[498,498,498,498,498,498,498,468,498,498,500,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.6027548293253344,0.534622162833022,0.5078778138852503,0.4785128128969683,0.4746513569256976,0.4538703073335393,0.45360680086854455,0.4463199303947302,0.44289886922023425,0.43496579991090195,0.42675015463146787,0.4261430447343011,0.42512122056287316,0.4223746805450514,0.4209017709907812,0.4208649142134861,0.4192357358440615,0.4164725562313088,0.4062130556168581,0.3943199175852448,0.3941617964594595,0.3892485935516082,0.3812661834126435,0.37918941479647783,0.378163565731052],"twin_dists":[0.13068300432064578,0.14534284213366327,0.15118130992062007,0.1576862722682445,0.15855060493192333,0.16324389112450297,0.16330388633204104,0.16496813113231454,0.16575300537846982,0.16758216684086574,0.1694905902517385,0.1696322098730382,0.16987075804122098,0.17051313289281303,0.1708583457786703,0.17086699060213575,0.1712494379142252,0.17189953910607458,0.1743298319713957,0.17718162099648774,0.17721979876217847,0.17840964554204583,0.18035797790195096,0.180868064556275,0.18112052782038462],"n_dims_used":43,"mean_confidence":0.9222828177518623},"coverage":{"mean_confidence":0.9222828177518623,"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}}