The scientist confirmed the snake was a previously unknown species after conducting a genetic analysis of tissue samples.
在对组织样本进行基因分析后，科学家确认这条蛇是一个此前不为人知的物种。
The team was led by Dr. Graham Reynolds, from Harvard University, the scientist confirmed the snake was a previously unknown species after conducting a genetic analysis of tissue samples.
该研究小组由哈佛大学的格雷厄姆·雷诺兹博士带队，这位科学家在对组织样本进行基因分析后，确认这条蛇是一个此前不为人知的种类。
The team was led by Dr. Graham Reynolds, from Harvard University, the scientist confirmed the snake was a previously unknown species after conducting a genetic analysis of tissue samples.
该研究小组由哈佛大学的格雷厄姆·雷诺兹博士带队，这位科学家在对组织样本进行基因分析后，确认这条蛇是一个此前不为人知的物种。
The three-day event will challenge the teams and their robots with 10 different samples of unknown shape, size, and location.
这项为期三天的比赛将用10种形状、大小、位置都未知的不同样品来考验团队和机器人。
Objective: to explore the predicting ability of model to unknown samples.
前言：目的：探讨模型对未知样本的预测能力的优劣。
Conclusion Compared with other methods, the method is simple, rapid, high efficient, low expenditure, no pollution and with preparation undone and is suit for large quantity of unknown samples.
结论同其他测定方法相比该法操作简单、速度快、效率高、无污染、费用低、无需复杂的前处理，可以直接对大量未知样品进行测定。
In the case where replicate samples should be measured during the validation to improve accuracy, the same procedure should be followed as for unknown samples.
对在验证中使用测定重复样品来改良准确度的情况来说，对未知样品也应采取相同程序。
The exact nature of the gene variants and how they function are still unknown, so functional studies as well as studies using additional ethnic population samples may be quite revealing.
基因变异的确切性质及它们怎样发挥功能尚不清楚，因此功能性研究和应用其他人种的样品进行研究可能会更加有启示。
A real data set from near infrared reflectance spectra of aspirin used to build up artificial network to predict unknown samples.
使用阿斯匹林粉末药品的近红外漫反射一阶导数光谱数据建立人工神经网络模型，预测未知样品。
The carboxylic in unknown samples was dc. termined by this method with good results.
用本法对未知氧化度样品的羧基含量进行测定，得到了较好的结果。
Three samples consisted of standard or quasi-standard substances with known specific activities of some nuclides while the radioactivity of the other sample was unknown.
该比对中的三种样品是由一些具有已知核素比活度的标准物质或准标准物质构成，而另一种是活度未知的盲样。
This algorithm firstly computes the reconstruction weights of unknown samples. Then an error, on which the class of samples can be decided based, is defined as a criterion.
此分类算法首先计算未知类别样本的重构系数，定义一种误差作为判别标准，根据此误差的大小判断样本的类别归属。
The test result shows that after the extraction of PCA, the SVDD classifier distinguished the normal and fault condition finely, and it also has good recognized ability to unknown fault samples.
试验结果表明，PCA对正常和故障样本有较大的区分度，SVDD分类器能很好的分辨出轴承正常和故障状态，并且对未知故障有良好的识别能力。
Qualitative and quantitative analysis of samples; Identification of unknown compound.
对常规样品进行定性和定量分析，对未知化合物进行判断。
These methods take more than enough labeling samples for study, so as to establish classifier to label unknown samples.
这种方法需足够多的已标记样本进行学习，从而建立分类器用以标记未知样本。
For a certain analyte that distributes within a narrow concentration range, the varied pattern of the dose-response curve might be necessary for accurate evaluation of unknown samples.
对于一个浓度分布狭窄的确定的分析物，各种各样的剂量响应图形可能对未知样本的准确估计有必要。
ICF can classify unknown samples as the traditional classifier. It also has some functions such as multi-experts decision, pre-classifying and learning.
智能分类器不但可以对未知样本进行分类识别，还具有多专家决策、预分类、学习等功能。
A real data set from near -infrared diffuse reflectance spectra of spironolactone pharmaceutical powder was used to built up an artificial neural network model to predict unknown samples.
使用安体舒通粉末药品的近红外漫反射光谱数据建立人工神经网络模型，预测未知样品。
Scientist Ray Stanford states that the samples are an unknown alloy.
科学家雷斯坦福指出，样本是未知的合金。
Euclidean distance was used to recognize and analyze unknown samples.
采用欧氏距离对未知样品进行判别分析。
Under simple random sampling scheme without replacement and unknown proportion of population possessing neutral attribute, the optimal allocation of sizes of two sub-samples is given.
对简单随机不放回抽样，在总体非敏感属性个体比例未知的情况下，给出了两个子样本容量的最优配置。
Qualitative and quantitative analysis; Identification of unknown and known samples; Widely used in industry, agriculture, medical work, environmental protection and scientific researches.
用于物质的定性定量分析。可用于已知数、未知数的分子量、结构等测定，广泛适用于工业、农业、医药卫生、环境保护、科学研究等各个领域。
Of the four ingredients that dominated the human odors, the team found one, called nonanal , that for unknown reasons was also present at high levels in the bird samples.
研究小组发现：在人类气味中占主导地位的四种成分中，有一种叫做壬醛，不知何故，这种成分在两种鸟类的气味采样中也占有很高的浓度。
It tries to extract the dependency rule from a finite number of examples, with the ultimate aim of predicting the future unknown samples as accurate as possible.
它利用有限数量的观测来寻求待求的依赖关系，目标是在未来样本上的预测越准确越好。
The collection rate of serum samples was only 80%, and 70% of the cases were without or with unknown immunization history.
血清标本采集率仅为80%，70%的患者无免疫史或免疫史不详。
The collection rate of serum samples was only 80%, and 70% of the cases were without or with unknown immunization history.
血清标本采集率仅为80%，70%的患者无免疫史或免疫史不详。
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