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- Decrease the cost of students not from the same school +5 could lead to a

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large penalty (5*20=100) which exceeds the cost of a 1st vs. 2nd choice tour.
  This could cause a student to be bumped to a 2nd choice tour for no reason
  other than to fix the schools.  The idea for duplicate schools is to only
  prefer to have 2 students from the same school on a tour if there's
  a choice that oculd go either way, this will break that tie.
This commit is contained in:
dave 2007-12-23 19:15:50 +00:00
parent 8972b5219f
commit b47ac24ed1
1 changed files with 2 additions and 2 deletions
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4
admin/tours_sa.php
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@ -67,7 +67,7 @@ set_percent(0);
- Foreach student in a tour - Foreach student in a tour
+15 - Above the grade level +15 - Above the grade level
+25 - Below the grade level +25 - Below the grade level
+5 - Noone from the same school +2 - Noone from the same school
If ranked (rank=1,2,3,4,...): If ranked (rank=1,2,3,4,...):
+(rank*rank*5 - 5) = +0, +15, +40, +75 +(rank*rank*5 - 5) = +0, +15, +40, +75
If not ranked and max choices specified If not ranked and max choices specified
@ -152,7 +152,7 @@ function tour_cost_function($annealer, $bucket_id, $ids)
/* Search the schools array for insteances of '1' */ /* Search the schools array for insteances of '1' */
foreach($schools as $sid=>$cnt) { foreach($schools as $sid=>$cnt) {
if($cnt == 1) $cost += 5; if($cnt == 1) $cost += 2;
} }
// TRACE("Team $bucket_id, cost is $cost\n"); // TRACE("Team $bucket_id, cost is $cost\n");