def scores(self, i=None, logger=None):
confs = self._confs
pixels = self._pixels
num_classes = pixels.shape[0]
x_num = pixels.shape[1]
class_pixels = pixels.sum(1)
class_pixels += class_pixels == 0
scores = confs[xrange(num_classes), xrange(num_classes), :].sum(1)
acc = scores.sum() / pixels.sum()
cls_accs = scores / class_pixels
class_preds = confs.sum(0).sum(1)
ious = scores / (class_pixels + class_preds - scores)
logger = self._logger if logger is None else logger
if logger is not None:
if i is not None:
speed = 1. * self._computed.sum() / (time.time() - self._start)
logger.info('Done {}/{} with speed: {:.2f}/s'.format(
i + 1, x_num, speed))
name = '' if self._label is None else '{}, '.format(self._label)
logger.info('{}pixel acc: {:.2f}%, mean acc: {:.2f}%, mean iou: {:.2f}%'. \
format(name, acc * 100, cls_accs.mean() * 100, ious.mean() * 100))
with util.np_print_options(formatter={'float': '{:5.2f}'.format}):
logger.info('\n{}'.format(cls_accs * 100))
logger.info('\n{}'.format(ious * 100))
return acc, cls_accs, ious
def scores(self, i=None, logger=None):
confs = self._confs
pixels = self._pixels
num_classes = pixels.shape[0]
x_num = pixels.shape[1]
class_pixels = pixels.sum(1)
class_pixels += class_pixels == 0
scores = confs[xrange(num_classes), xrange(num_classes), :].sum(1)
acc = scores.sum() / pixels.sum()
cls_accs = scores / class_pixels
class_preds = confs.sum(0).sum(1)
ious = scores / (class_pixels + class_preds - scores)
logger = self._logger if logger is None else logger
if logger is not None:
if i is not None:
speed = 1.*self._computed.sum() / (time.time() - self._start)
logger.info('Done {}/{} with speed: {:.2f}/s'.format(i+1, x_num, speed))
name = '' if self._label is None else '{}, '.format(self._label)
logger.info('{}pixel acc: {:.2f}%, mean acc: {:.2f}%, mean iou: {:.2f}%'.\
format(name, acc*100, cls_accs.mean()*100, ious.mean()*100))
with util.np_print_options(formatter={'float': '{:5.2f}'.format}):
logger.info('\n{}'.format(cls_accs*100))
logger.info('\n{}'.format(ious*100))
return acc, cls_accs, ious
