By introducing the subjective tests, an adaptive watermarking algorithm is presented which is based on measured visibility thresholds of the impairments brought by watermarking.
提出了一种基于主观试验的空域自适应视频水印算法。
参考来源 - 面向AVS的数字视频水印技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The perceptual effect of the phase information in speech has been studied by auditory subjective tests.
通过主观听觉测试实验，研究了语音信号中相位信息对人的听觉感知的影响。
Subjective tests show that the adaptive predictor based on contour prediction improves considerably the prediction of resolution charts in comparison with the other intraframe coding schemes.
主观试验表明，与其它帧内编码方式比较，建立在轮廓预测基础上的自适应预测器对分辨率测试卡的预测有明显改善。
Taste is such a subjective matter that we don't usually conduct preference tests for food.
味觉是一个主观因素，我们通常不会以食物为对象进行偏好测试。
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