{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002919","480:4800003466","480:4800003170","480:4800003261","480:4800003172","480:4800003462","480:4800003360","480:4800003647","480:4800003473","480:4800003470","480:4800003220","480:4800003014","480:4800003219","480:4800002675","480:4800003587","494:4940002494","480:4800003408","480:4800003311","494:4940003626","480:4800002965","480:4800003128","480:4800003420","480:4800003213","480:4800003303","494:4940002058"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,480,494,480,480,480,480,480,494],"twin_sims":[0.5405731854582412,0.5071787553579463,0.4763160404510911,0.4700877892480729,0.45220211707010727,0.4498502196835868,0.44137149494857486,0.4397371765527518,0.40245448181571786,0.39146227832542463,0.38517588463917596,0.3696295095369667,0.35260198526610004,0.3514626132006528,0.35089250672681954,0.34310873799614117,0.3170325516889123,0.3045599310829621,0.3004662353148063,0.29815636625343167,0.286973895262939,0.28518169884528227,0.2850129187041273,0.2846997078916715,0.28358107762662776],"twin_dists":[0.14405244052586233,0.15133490679683684,0.1581777093039863,0.1595750882707585,0.1636239218282913,0.16416059127468582,0.1661041752888886,0.16648045707542736,0.1752269429260503,0.17787268779790566,0.17940130454594339,0.18323390271078877,0.18752503227983225,0.18781592654753682,0.18796166565974945,0.18996405772886876,0.196857407707281,0.20026691365874674,0.20140345678767516,0.2020487424324461,0.20521517216151589,0.20572944934841644,0.20577798135488817,0.20586808962535813,0.20619039902581535],"n_dims_used":43,"mean_confidence":0.9221239311750545},"coverage":{"mean_confidence":0.9221239311750545,"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}}