{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003594},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003466","489:4890002344","489:4890002903","499:4990000239","489:4890002335","489:4890002499","469:4690004609","499:4990001929","489:4890001821","489:4890001578","489:4890002498","488:4880000151","489:4890001643","470:4700008515","489:4890002256","499:4990001842","479:4790001047","488:4880006430","479:4790003476","499:4990001856","499:4990002110","489:4890001728","470:4700006424","489:4890003474","470:4700009039"],"twin_admin_codes":[489,489,489,499,489,489,469,499,489,489,489,488,489,470,489,499,479,488,479,499,499,489,470,489,470],"twin_sims":[0.6240668942291242,0.5597213202570127,0.5512223551789515,0.4676206118616546,0.447040218319373,0.44453671570482806,0.43198973503759663,0.4188540858162749,0.41277466533978124,0.4109355209752392,0.4058089325367624,0.40283315503186545,0.40267682274313377,0.39311714663883,0.3814104548088836,0.36894351069814874,0.3600234235911239,0.3570942639417677,0.35522125180548914,0.3545667310350196,0.3429441493750559,0.34004221615794994,0.3386298056527707,0.3351000056557063,0.33212567298170576],"twin_dists":[0.12611845438619299,0.13991723500731415,0.1417497779984897,0.16013034169051996,0.16480317271735162,0.16537695498006566,0.16827177835726267,0.17133912080337824,0.17277245947543549,0.17320786945829048,0.17442611105932576,0.17513638997188,0.1751737694056434,0.17747220416098874,0.18032259245119037,0.1834048252801096,0.18564204736580003,0.186382829884798,0.1868581514832821,0.18702455680745195,0.1900066567653981,0.19075953941939927,0.1911272233917266,0.1920497450989241,0.19283119464987594],"n_dims_used":45,"mean_confidence":0.9180322435167101},"coverage":{"mean_confidence":0.9180322435167101,"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}}