利用 Java 函数实现人工智能系统的挑战和机遇？

import java.nio.file.Paths;
import org.tensorflow.example.Example;
import org.tensorflow.example.Example.Builder;
import org.tensorflow.example.Features;
import org.tensorflow.example.Features.Builder;
import org.tensorflow.example.FloatList;
import org.tensorflow.example.FloatList.Builder;
import org.tensorflow.example.Int64List;
import org.tensorflow.example.Int64List.Builder;
import org.tensorflow.example.Tensor;
import org.tensorflow.example.Tensor.Builder;

public class ImageClassifier {

    public static void main(String[] args) throws IOException {
        // 加载图像文件
        BufferedImage image = ImageIO.read(Paths.get("image.png"));

        // 预处理图像
        float[] pixels = preprocess(image);

        // 构建 TensorFlow Example 对象
        Builder exampleBuilder = Example.newBuilder();
        Features.Builder featuresBuilder = Features.newBuilder();

        Int64List.Builder labelBuilder = Int64List.newBuilder();
        labelBuilder.addValue(1);  // 假设图像属于类别 1

        FloatList.Builder pixelBuilder = FloatList.newBuilder();
        pixelBuilder.addAllValue(pixels);

        Tensor labelTensor = Tensor.newBuilder().setInt64Val(labelBuilder).build();
        Tensor pixelTensor = Tensor.newBuilder().setFloatVal(pixelBuilder).build();

        featuresBuilder.putFeature("label", labelTensor);
        featuresBuilder.putFeature("pixels", pixelTensor);

        Example example = exampleBuilder.setFeatures(featuresBuilder).build();

        // 训练图像分类器
        // （省略了训练代码，这里假设已训练好的模型可用）

        // 预测图像类别
        Tensor outputTensor = predict(example);
        int predictedLabel = (int) outputTensor.getInt64Val(0);

        // 输出预测结果
        System.out.println("Predicted label: " + predictedLabel);
    }
}