com.intel.analytics.bigdl.utils.tf.loaders.LRNGrad.scala Maven / Gradle / Ivy

/*
 * Copyright 2016 The BigDL Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.intel.analytics.bigdl.utils.tf.loaders

import java.nio.ByteOrder

import com.intel.analytics.bigdl.Module
import com.intel.analytics.bigdl.nn.tf.{LRNGrad => LRNGradOps}
import com.intel.analytics.bigdl.tensor.TensorNumericMath.TensorNumeric
import com.intel.analytics.bigdl.utils.tf.Context
import org.tensorflow.framework.NodeDef

import scala.reflect.ClassTag

class LRNGrad extends TensorflowOpsLoader {

  import Utils._

  override def build[T: ClassTag](nodeDef: NodeDef, byteOrder: ByteOrder, context: Context[T])
    (implicit ev: TensorNumeric[T]): Module[T] = {
    val size = getInt(nodeDef.getAttrMap, "depth_radius")
    val k = getFloat(nodeDef.getAttrMap, "bias")
    val alpha = getFloat(nodeDef.getAttrMap, "alpha")
    val beta = getFloat(nodeDef.getAttrMap, "beta")

    LRNGradOps[T](size, k, alpha, beta)
  }
}