A few years back I worked on a project that had switched to autonomy from lucene. They'd had problems getting good enough results from automony so decided to pl

A few years back I worked on a project that had switched to autonomy from lucene. They'd had problems getting good enough results from automony so decided to plough some money into the problem and go for what was considered the best solution at the time. My impression now is that lucene has come a very long way, does anyone know how they compare today?