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ConvertTightIneqs: Convert only inequalities, not equalities

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This commit is contained in:
Alinson S. Xavier
2021-01-07 11:54:00 -06:00
parent 1e3d4482f4
commit 4057a65506
6 changed files with 10 additions and 9 deletions
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2
miplearn/components/steps/convert_tight.py
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@@ -57,7 +57,7 @@ class ConvertTightIneqsIntoEqsStep(Component):
logger.info(f"Converted {n_converted} inequalities into equalities")
def after_solve(self, solver, instance, model, results):
instance.slacks = solver.internal_solver.get_constraint_slacks()
instance.slacks = solver.internal_solver.get_inequality_slacks()
def fit(self, training_instances):
logger.debug("Extracting x and y...")

2
miplearn/components/steps/drop_redundant.py
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@@ -68,7 +68,7 @@ class DropRedundantInequalitiesStep(Component):
logger.info("Extracted %d predicted constraints" % len(self.pool))
def after_solve(self, solver, instance, model, results):
instance.slacks = solver.internal_solver.get_constraint_slacks()
instance.slacks = solver.internal_solver.get_inequality_slacks()
def fit(self, training_instances):
logger.debug("Extracting x and y...")