private void RunCleanStatsWorker()
        {
            using (_reduceSetsWorker = new BackgroundWorker())
            {
                _reduceSetsWorker.DoWork += (o, args) =>
                {
                    Messaging.RaiseProgress(null, new ProgressBarEventArgs
                    {
                        EventKindOf  = EventKind.ResetProgress,
                        Text         = "Cleaning Sets",
                        CurrentValue = _imageStatService.ImageSets.Count
                    });
                    _controller.CleanImageGroupsUsingAlgorthm(Convert.ToDouble(_formSettingsService.GetFormOptions(this).MinimumSimilarityScore));
                };

                _reduceSetsWorker.RunWorkerCompleted += (o, args) =>
                {
                    Messaging.Talk("Finished reducing sets...");
                    FillImageGroupsListBox(_imageStatService.ImageSets.Cast <object>().ToArray());
                };

                _reduceSetsWorker.RunWorkerAsync();
            }
        }