def line_search(cls):
        optimize.initialize_search()

        while True:
            cls.evaluate_function()
            optimize.update_status()

            if optimize.isdone:
                optimize.finalize_search()
                break

            elif optimize.step_count < PAR.STEPMAX:
                optimize.compute_step()
                continue

            else:
                retry = optimize.retry_status
                if retry:
                    print ' Line search failed... retry'
                    optimize.restart()
                    cls.line_search()
                    break
                else:
                    print ' Line search failed... abort'
                    sys.exit(-1)
    def line_search(cls):
        optimize.initialize_search()

        while True:
            cls.evaluate_function()
            optimize.update_status()

            if optimize.isdone:
                optimize.finalize_search()
                break

            elif optimize.step_count < PAR.STEPMAX:
                optimize.compute_step()
                continue

            else:
                retry = optimize.retry_status
                if retry:
                    print ' Line search failed... retry'
                    optimize.restart()
                    cls.line_search()
                    break
                else:
                    print ' Line search failed... abort'
                    sys.exit(-1)
Beispiel #3
0
    def line_search(self):
        """ Conducts line search in given search direction
        """
        optimize.initialize_search()

        for optimize.step in range(1, PAR.SRCHMAX+1):
            isdone = self.search_status()

            if isdone == 1:
                optimize.finalize_search()
                break
            elif isdone == 0:
                optimize.compute_step()
                continue
            elif isdone == -1:
                self.isdone = -1
                print ' line search failed'
    def line_search(self):
        """ Conducts line search in given search direction
        """
        optimize.initialize_search()

        while True:
            self.iterate_search()

            if optimize.isdone:
                optimize.finalize_search()
                break
            elif optimize.step_count < PAR.STEPMAX:
                optimize.compute_step()
                continue
            else:
                retry = optimize.retry_status()
                if retry:
                    print ' Line search failed\n\n Retrying...'
                    optimize.restart()
                    self.line_search()
                    break
                else:
                    print ' Line search failed\n\n Aborting...'
                    sys.exit(-1)
Beispiel #5
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    def line_search(self):
        """ Conducts line search in given search direction
        """
        optimize.initialize_search()

        while True:
            self.iterate_search()

            if optimize.isdone:
                optimize.finalize_search()
                break
            elif optimize.step_count < PAR.STEPMAX:
                optimize.compute_step()
                continue
            else:
                retry = optimize.retry_status()
                if retry:
                    print ' Line search failed...\n\n Retrying...'
                    optimize.restart()
                    self.line_search()
                    break
                else:
                    print ' Line search failed...\n\n Aborting...'
                    sys.exit(-1)