update package locations to a subdir packages

packages/cplint/examples/paper_ref.cpl

@@ -0,0 +1,51 @@
+/*
+
+   ?- s([cites_cited(c1,Pap)],P).
+P = 0.181333333333333,
+Pap = p1 ? ;
+P = 0.181333333333333,
+Pap = p2 ? ;
+P = 0.228,
+Pap = p3 ? ;
+P = 0.181333333333333,
+Pap = p4 ? ;
+P = 0.228,
+Pap = p5 ? ;
+no
+
+*/
+paper(p1).
+
+paper(p2).
+
+paper(p3).
+
+paper(p4).
+
+paper(p5).
+
+paper_topic(p1,theory).
+
+paper_topic(p2,theory).
+
+paper_topic(p4,theory).
+
+paper_topic(p3,ai).
+
+paper_topic(p5,ai).
+
+cites(c1).
+
+
+uniform(cites_citing(C,P),P,L):-
+	setof(Pap,paper(Pap),L).
+
+cites_cited_group(C,theory):0.9;cites_cited_group(C,ai):0.1:-
+    cites_citing(C,P),paper_topic(P,theory).
+
+cites_cited_group(C,theory):0.01;cites_cited_group(C,ai):0.99:-
+    cites_citing(C,P),paper_topic(P,ai).
+
+uniform(cites_cited(C,P),P,L):-
+    cites_cited_group(C,T),bagof(Pap,paper_topic(Pap,T),L).
+