Add Retinanet to tensorflow model

Job ID: 34903451

Budget: $30 – $250 USD

base_model1 = tf.keras.applications.Xception(
include_top=False,
weights="imagenet",
input_tensor=None,
#input_shape=None,
pooling=None,
classes=200,
input_shape = image_size,
classifier_activation="softmax",
)

base_model1.trainable=False

replace with retinanet...