'detections_val2014_results.json'

def evaluate_detections(self, detections):

    res_folder = os.path.join(self.cache_path, 'results')
    if (not os.path.exists(res_folder)):
        os.makedirs(res_folder)
    res_file = os.path.join(res_folder, ('detections_%s_results.json' % self.image_set))
    self._write_coco_results(detections, res_file)
    if ('test' not in self.image_set):
        self._do_python_eval(res_file, res_folder)
