提议中的数据库比现有最大的生物特征数据库还要大十倍。

The proposed database was ten times larger than the largest biometric database in existence.

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Evans称，由于它是自适应的，不需要攻击特征数据库，所以该技术很有吸引力。

The technique is attractive because it is adaptive and requires no attack signature database, Evans says.

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这一方法灵活廉价，在海量人脸特征数据库中应用将显著提高系统响应速度。

This method is cheap and scalable, and it will obviously shorten the system response time when applied in huge-amount facial feature databases.

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