Describe the principal processing framework we are using to perform information retrieval activities. Be specific.



Given	some	collection	of	features

 1. Compute	values	for	those	features

 2. Combine	the	values	of	those	features	into	a	score,	using	a	model

 3. Using	that	score,	perform	some	inference

 4. Using	that	inference,	make	some	choice,	or	assign	a	value