开发者
资源
[object Object][object Object][object Object]undefined
[object Object]
  • 接口功能:计算输入的scale和bias的结果。

  • 计算公式:

    若不输入bias,则

    y=xscaley=x*scale

    若输入bias,则

    y=xscale+biasy=x*scale + bias

    说明:scale/bias支持跟X的broadcast,scale/bias的shape规则如下

    • 当scaleFromBlob为True时(axis转换为正数,numAxes为-1时表示到最后轴):

      scaleShape为xShape[axis:axis + numAxes]

      biasShape为xShape[axis:axis + numAxes]

    • 当scaleFromBlob为False时(axis转换为正数, numAxes为-1时表示到最前轴):

      scaleShape为xShape[axis:axis + rank(scaleShape)]

      biasShape为xShape[axis:axis + rank(scaleShape)]

  • 示例:

    • scaleFromBlob = True:

      xShape = [a, b, c, d, e, f] axis = 3 numAxes = 2 --> scaleShape = [d, e]

      xShape = [a, b, c, d, e, f] axis = 3 numAxes = 3 --> scaleShape = [d, e, f]

      xShape = [a, b, c, d, e, f] axis = 3 numAxes = -1 --> scaleShape = [d, e, f]

    • scaleFromBlob = False:

      xShape = [a, b, c, d, e, f] axis = 3 rank(scaleShape) = 2 --> scaleShape = [d, e]

      xShape = [a, b, c, d, e, f] axis = 3 rank(scaleShape) = 3 --> scaleShape = [d, e, f]

      xShape = [a, b, c, d, e, f] axis = 3 rank(scaleShape) = 1 --> scaleShape = [d]

[object Object]

每个算子分为,必须先调用“aclnnScaleGetWorkspaceSize”接口获取计算所需workspace大小以及包含了算子计算流程的执行器,再调用“aclnnScale”接口执行计算。

[object Object]
[object Object]
[object Object]
  • 参数说明:

    [object Object]
  • 返回值:

    aclnnStatus: 返回状态码,具体参见.

    第一段接口完成入参校验,出现以下场景时报错:

    [object Object]
[object Object]
  • 参数说明:

    [object Object]
  • 返回值:

    aclnnStatus:返回状态码,具体参见

[object Object]
  • 确定性计算:
    • aclnnScale默认确定性实现。
[object Object]

示例代码如下,仅供参考,具体编译和执行过程请参考

[object Object]