The problems of neutral-data description and product classification structure are the key techniques in product information modeling oriented to the distributed business of virtual enterprises.
中性数据描述和产品分类结构问题，是面向虚拟企业等分布业务的产品信息建模的关键技术。
Finally, the vector format data of remote sensing classification result was used to update the original forest stand layer in order to get the available inputs of fire visualization modeling.
最后，利用矢量格式的遥感分类结果对原森林小班图层进行更新，获得新的可燃物类型图层，作为林火可视化模型的输入图层。
It is shown that SVM is an excellent method in classification and data modeling fitting in practice.
实验表明SVM是分类和数据拟合建模的十分优越的方法。
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