Пример #1
0
    def __init__(self):
        tensorflow_path = rospy.get_param(
            "tensorflow_path",
            os.path.expanduser('~') +
            "/.opt/tensorflow_venv/lib/python2.7/site-packages")
        use_gpu = rospy.get_param('use_gpu', 0)
        network_input_height = float(
            rospy.get_param('network_input_height', '240'))
        network_input_width = float(
            rospy.get_param('network_input_width', '320'))
        clip = bool(rospy.get_param('~clip', 'False'))

        self.saliency = Saliency(tensorflow_path, use_gpu,
                                 network_input_height, network_input_width,
                                 clip)

        image_sub = rospy.Subscriber("/rgb/image_raw",
                                     Image,
                                     self.image_callback,
                                     queue_size=1,
                                     buff_size=2**24)
        self.saliency_map_pub = rospy.Publisher("/saliency_map",
                                                Float32MultiArray,
                                                queue_size=1)
        self.saliency_map_image_pub = rospy.Publisher("/saliency_map_image",
                                                      Image,
                                                      queue_size=1)

        self.cv_bridge = CvBridge()
Пример #2
0
class SaliencyNode():
    def __init__(self):
        tensorflow_path = rospy.get_param(
            "tensorflow_path",
            os.path.expanduser('~') +
            "/.opt/tensorflow_venv/lib/python2.7/site-packages")
        use_gpu = rospy.get_param('use_gpu', 0)
        network_input_height = float(
            rospy.get_param('network_input_height', '240'))
        network_input_width = float(
            rospy.get_param('network_input_width', '320'))
        clip = bool(rospy.get_param('~clip', 'False'))

        self.saliency = Saliency(tensorflow_path, use_gpu,
                                 network_input_height, network_input_width,
                                 clip)

        image_sub = rospy.Subscriber("/rgb/image_raw",
                                     Image,
                                     self.image_callback,
                                     queue_size=1,
                                     buff_size=2**24)
        self.saliency_map_pub = rospy.Publisher("/saliency_map",
                                                Float32MultiArray,
                                                queue_size=1)
        self.saliency_map_image_pub = rospy.Publisher("/saliency_map_image",
                                                      Image,
                                                      queue_size=1)

        self.cv_bridge = CvBridge()

    def __del__(self):
        self.sess.close()

    def image_callback(self, image):
        try:
            image = self.cv_bridge.imgmsg_to_cv2(image, "bgr8")
        except CvBridgeError as e:
            print e

        saliency_map = self.saliency.compute_saliency_map(image)

        height = MultiArrayDimension(size=len(saliency_map))
        width = MultiArrayDimension(size=len(saliency_map[0]))
        lo = MultiArrayLayout([height, width], 0)

        self.saliency_map_pub.publish(
            Float32MultiArray(layout=lo, data=saliency_map.flatten()))

        try:
            saliency_map_image = self.cv_bridge.cv2_to_imgmsg(
                np.uint8(saliency_map * 255.), "mono8")
        except CvBridgeError as e:
            print e

        self.saliency_map_image_pub.publish(saliency_map_image)
Пример #3
0
                    help='number of SALICON image used to compute the fitness')
parser.add_argument('--n-iter',
                    type=int,
                    default=50,
                    help='number of CMAES iterations')
parser.add_argument('--seed', type=int, default=10, help='random seed')

args = parser.parse_args()

try:
    os.makedirs(args.out)
except OSError as e:
    print(e)

model_file = args.model
saliency = Saliency(model_file=model_file)
fixation = sio.loadmat(args.fixations)
all_user_fixations = [
    len(fixation['gaze'][i][0][2]) for i in range(len(fixation['gaze']))
]
time_limit = fixation["gaze"][0][0][1][-1][0]
gt_mean_rate = np.mean(all_user_fixations) * 1000. / time_limit
path_to_image = os.path.join(args.images, fixation['image'][0] + '.jpg')
print(
    "Ground truth image {} has mean saccade rate: {}, std: {} ({} participants)"
    .format(path_to_image, gt_mean_rate, np.std(all_user_fixations),
            len(fixation['gaze'])))
image = misc.imread(path_to_image)
saliency_map = saliency.compute_saliency_map(image)
dt = 5.
Пример #4
0
from cv_bridge import CvBridge
from attention import Saliency
from std_msgs.msg import Float32MultiArray
from image_geometry import StereoCameraModel
from embodied_attention.srv import Transform

tensorflow_path = rospy.get_param(
    "tensorflow_path", "/opt/tensorflow_venv/lib/python2.7/site-packages")
model_file = rospy.get_param('saliency_file', '/tmp/model.ckpt')
network_input_height = float(rospy.get_param('network_input_height', '192'))
network_input_width = float(rospy.get_param('network_input_width', '256'))


@nrp.MapVariable("saliency",
                 initial_value=Saliency(tensorflow_path, model_file,
                                        network_input_height,
                                        network_input_width, False))
@nrp.MapVariable("saliency_pub",
                 initial_value=rospy.Publisher("/saliency_map",
                                               Float32MultiArray,
                                               queue_size=1))
@nrp.MapVariable("saliency_image_pub",
                 initial_value=rospy.Publisher("/saliency_map_image",
                                               Image,
                                               queue_size=1))
@nrp.MapVariable("bridge", initial_value=CvBridge())
@nrp.MapVariable("points", initial_value=[], scope=nrp.GLOBAL)
@nrp.MapVariable("camera_model", initial_value=StereoCameraModel())
@nrp.MapVariable("camera_info_left", initial_value=None, scope=nrp.GLOBAL)
@nrp.MapVariable("camera_info_right", initial_value=None, scope=nrp.GLOBAL)
@nrp.MapVariable("disparity_image", initial_value=None, scope=nrp.GLOBAL)
Пример #5
0
import rospy
from sensor_msgs.msg import Image
from geometry_msgs.msg import PointStamped
from cv_bridge import CvBridge
from attention import Saliency
from std_msgs.msg import Float32MultiArray
from image_geometry import PinholeCameraModel
from embodied_attention.srv import Transform

tensorflow_path = rospy.get_param("tensorflow_path", "/opt/tensorflow_venv/lib/python2.7/site-packages")
model_file = rospy.get_param('saliency_file', '/tmp/model.ckpt')
network_input_height = float(rospy.get_param('network_input_height', '192'))
network_input_width = float(rospy.get_param('network_input_width', '256'))

@nrp.MapVariable("saliency", initial_value = Saliency(tensorflow_path, model_file, network_input_height, network_input_width, False))
@nrp.MapVariable("saliency_pub", initial_value = rospy.Publisher("/saliency_map", Float32MultiArray, queue_size=1))
@nrp.MapVariable("saliency_image_pub", initial_value = rospy.Publisher("/saliency_map_image", Image, queue_size=1))
@nrp.MapVariable("bridge", initial_value=CvBridge())
@nrp.MapVariable("points", initial_value=[], scope=nrp.GLOBAL)
@nrp.MapVariable("camera_model", initial_value=PinholeCameraModel())
@nrp.MapVariable("camera_info_left", initial_value=None, scope=nrp.GLOBAL)
@nrp.MapVariable("last_time", initial_value = None)
@nrp.MapVariable("elapsed", initial_value = 0)
@nrp.MapVariable("pan", initial_value = 0, scope=nrp.GLOBAL)
@nrp.MapVariable("tilt", initial_value = 0, scope=nrp.GLOBAL)
@nrp.MapVariable("saliency_map", initial_value = None)
@nrp.MapRobotSubscriber("image", Topic('/icub_model/left_eye_camera/image_raw', sensor_msgs.msg.Image)
def image_to_saliency(t, image, bridge, saliency, saliency_pub, saliency_image_pub, points, camera_model, camera_info_left, last_time, elapsed, pan, tilt, saliency_map):
    if image.value is None or camera_info_left.value is None:
        return
                    help='path to the input image')
parser.add_argument('--rf_modulation_type', type=str, default='none',
                    help='type of receptive field modulation')
parser.add_argument('--seed', type=int, default=10,
                    help='random seed')

args = parser.parse_args()
np.random.seed(args.seed)

try:
    os.makedirs(args.out)
except OSError as e:
    print(e)

# demonstration of saliency model
saliency = Saliency(use_gpu=args.gpu)
image = cv.imread(args.image, 1)
saliency_map = saliency.compute_saliency_map(image)
# plt.imsave(path.join(args.out, 'saliency.png'), saliency_map, cmap=plt.get_cmap('gray'))

# demonstration of saccade model
def plot_targets(all_targets, all_times, saliency_map, out):
    fig = plt.figure()
    ax = fig.add_subplot(111)
    ax.imshow(saliency_map,
              vmin=0, vmax=1.,
              aspect='equal',
              interpolation='none',
              cmap=plt.get_cmap('gray'),
              origin='upper')
    ax.set_axis_off()
Пример #7
0
parser.add_argument(
    '--rf-radius-score',
    type=int,
    default=5,
    help=
    'radius of circle taken into account to compute score in saliency pixels')
parser.add_argument('--seed', type=int, default=10, help='random seed')

args = parser.parse_args()

try:
    os.makedirs(args.out)
except OSError as e:
    print(e)

saliency = Saliency(use_gpu=args.gpu)
images = [cv.imread(im, 1) for im in args.image]
saliency_maps = [saliency.compute_saliency_map(im) for im in images]
for (i, sal) in enumerate(saliency_maps):
    plt.imsave(path.join(args.out, 'saliency_{}.png'.format(i)),
               sal,
               cmap=plt.get_cmap('gray'))
dt = 5.

# ordered list of params to optimize
saccade_params = OrderedDict([('sig_lat', .1), ('sig_rf', 0.267),
                              ('sig_IoR', .1), ('amp_lat', .001),
                              ('amp_rf', 0.008), ('amp_IoR', 1.5),
                              ('amp_noise', .09), ('k', .017), ('g', .33),
                              ('theta', 6.), ('tau', 50.)])