metric quadratic form 中文意思是什麼
metric quadratic form
解釋
度量二次形式, 度量二次型-
Experiments show the presented hierarchical indexing scheme outperforms the original vq - based indexing method and probabilistic approximate nn searches. both presented approaches support quadratic - form distance metric and can integrate with relevance feedback techniques for practical large - scale image retrieval systems
通過對二次型距離的推廣,提出了二分量判別函數,使用非線性的方法抽取反映散度判據和距離判據的特徵,具有比線性方法具有更高的檢索精度。
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