{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004455},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000003751","498:4980003367","496:4960007736","468:4680001605","500:5000010102","470:4700005759","496:4960000725","496:4960005623","496:4960002851","469:4690007116","489:4890003328","470:4700007351","473:4730001755","500:5000004757","498:4980002208","478:4780006115","469:4690002069","469:4690000971","479:4790001961","479:4790001790","496:4960004251","478:4780001821","469:4690002071","468:4680003486","498:4980000208"],"twin_admin_codes":[500,498,496,468,500,470,496,496,496,469,489,470,473,500,498,478,469,469,479,479,496,478,469,468,498],"twin_sims":[0.21663793128643294,0.1424424950443935,0.13772234904404917,0.12917798730720975,0.12479768411590268,0.10764254994710072,0.10434158707159902,0.10340220940209466,0.09106779721231893,0.08592133064404824,0.0838032770398103,0.07802896474232539,0.07529773245059139,0.07172751103034038,0.07103435985728497,0.06968015217829213,0.06847212193233276,0.06441979386403059,0.06378924530565953,0.06287850330273988,0.06205857988326962,0.06153561873381305,0.06024188663460787,0.05971711281782349,0.0583154421901491],"twin_dists":[0.2271525083326336,0.25640374432908014,0.25861109246130864,0.26275531976833283,0.2649605940589214,0.27421295018597147,0.2761221564402503,0.2766740530868352,0.28431248920999985,0.28774296663058724,0.28920241140238095,0.2933367135022942,0.29537840112930797,0.2981393768034917,0.2986882574331638,0.2997732611969304,0.30075569787419,0.3041578604564323,0.30470285621483717,0.3054978647040369,0.3062217061927538,0.30668749117030114,0.30785389829983056,0.3083329003670376,0.30962951286640056],"n_dims_used":45,"mean_confidence":0.9171461317274305},"coverage":{"mean_confidence":0.9171461317274305,"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}}