Function complexAbs

tfjs-backend-cpu/src/kernels/ComplexAbs.ts:23–39

(args: {inputs: ComplexAbsInputs, backend: MathBackendCPU})

export const complexAbs =
    (args: {inputs: ComplexAbsInputs, backend: MathBackendCPU}) => {
      const {x} = args.inputs;
      const cpuBackend = args.backend;
      const resultValues = new Float32Array(util.sizeFromShape(x.shape));
      const complexVals = cpuBackend.data.get(x.dataId);
      const real = complexVals.complexTensorInfos.real;
      const imag = complexVals.complexTensorInfos.imag;
      const realVals = cpuBackend.data.get(real.dataId).values as Float32Array;
      const imagVals = cpuBackend.data.get(imag.dataId).values as Float32Array;
      for (let i = 0; i < realVals.length; i++) {
        const real = realVals[i];
        const imag = imagVals[i];
        resultValues[i] = Math.hypot(real, imag);
      }

      return cpuBackend.makeOutput(resultValues, x.shape, 'float32');
    };

export const complexAbsConfig: KernelConfig = {
  kernelName: ComplexAbs,