{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000177},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810005345","489:4890000833","481:4810005270","489:4890000204","481:4810006065","470:4700001959","481:4810005870","488:4880003240","489:4890000542","481:4810005968","470:4700001082","485:4850004251","488:4880003096","470:4700001506","488:4880003187","488:4880004053","488:4880003287","481:4810005985","485:4850004033","470:4700001089","470:4700007413","485:4850002512","481:4810005937","493:4930000666","470:4700001213"],"twin_admin_codes":[481,489,481,489,481,470,481,488,489,481,470,485,488,470,488,488,488,481,485,470,470,485,481,493,470],"twin_sims":[0.37975705686553557,0.3468750126422456,0.34127968479406834,0.33823335715351666,0.33181762542971827,0.32656116569878196,0.3179019780286021,0.30933761009363525,0.28801626775885897,0.2833641440630045,0.28173396075330653,0.2811389282878343,0.26940496647875595,0.26335610203785526,0.25293799730058336,0.25024609905621936,0.2496650708938312,0.24577314418345592,0.24319619427540634,0.24084945686274306,0.22484705589385454,0.217219442909664,0.21549332815281985,0.21235935485736926,0.20562500166726805],"twin_dists":[0.18072850907908772,0.1889922149312525,0.19043806986822104,0.19123057653240774,0.19291234601361396,0.19430351945400914,0.1966226125597684,0.1989516075272339,0.20491694519709983,0.20625299249269888,0.20672429018965585,0.20689672922129868,0.21034371725344825,0.21215689497391851,0.2153419959429066,0.2161784501724977,0.21635974597823343,0.2175811551634692,0.21839674457568697,0.2191443465081746,0.22437371869903505,0.2269533666192507,0.2275455375699664,0.22862892928378603,0.2309941913155151],"n_dims_used":45,"mean_confidence":0.9132991366916232},"coverage":{"mean_confidence":0.9132991366916232,"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}}