Re: [rules-users] Assignment problem

Op 01-12-11 01:53, Patrik Dufresne schreef: Those global constraints break down into simple score rules, in an Object Orientated manner (instead of twiddling with primitive arrays). For example: all different: Assignment($x : x) not Assignment(x == $x) Through ReteOO and rule engine forward chaining, these are made fast and scalable with indexing, incremental score calculation (=delta's), ... Yes. Planner is used successfully in far greater problems sets than this :) Assigning 300 events is really not much: most of the examples already have 1000-5000 planning entities to schedule (to multiple variables sometimes, while nurse rostering only has 1 variable, the nurse). Once you've got the Planner implementation working well, benchmark it against your JaCoP results and blog/tweet them :) -- With kind regards, Geoffrey De Smet