The NIR technique and SVM were applied to detecte volatile oil content.
以105份样品作为校正集,分别选取epsilon-SVR、nu-SVR两种SVM类型,并采用Linear、Poly、RBF与Sigmoid四种不同核函数进行SVM回归建模,以所建立的校正模型对36份样品的挥发油含量进行预测。
Based on wavelet transformation by different decomposing levels,the near-infrared spectroscopy signals of 138 intact zanthoxylum bungeagum maxim samples were denoised and some PLS-LOO-CV(partial least squared-leave one out-cross validation) operations were proposed for the prediction of volatile oil content with the reconstructed spectra after denoising.
利用Daubechies3小波变换对138份花椒样品进行不同尺度的消噪处理,并对消噪重构后的光谱用偏最小二乘法对挥发油含量进行留一法内部交叉验证。
Dynamic change of essential oil content and increment in different organs of Atractylodes lancea;
茅苍术不同器官挥发油含量及其生长量的动态变化
Effect of water stress on growth and essential oil content of Atractylodes lancea rhizome;
水分胁迫对茅苍术根茎生长及挥发油含量的影响
Tests of Homogenization Temperature and Volatile Content of Melt Inclusions
熔融包裹体均一温度及挥发组分含量测试
Method for determination of moisture and volatile matter content in oilseeds
GB/T14489.1-1993油料水分及挥发物含量测定法
determination of moisture and volatile matter content-oven method
水分挤挥发性物质含量测定法-烘箱法
Compare Analysis of Volatile Alkaloid of Some Domestic Fluecured Tobacco Leaves
部分国产烤烟样品挥发碱含量的比较
Study Influencing Factors on Volatile and Semi-Volatile Acidic Concentration in Flue-cured Tobacco
烤烟中挥发性和半挥发性有机酸含量及影响因素分析
Determination of the Content of Volatile Phenol in Water with Continuous Flow-injection Spectrophotometric Method
连续流动注射分光光度法检测水中挥发酚含量
Relationship between potassium content of flue-cured tobacco leaves and main volatile aroma components as well as sensory evaluation
烤烟钾含量与主要挥发性香气物质及感官质量的关系分析
Objective: To analyse the chemical compositions and their relative content of volatile oils from fresh and dried Citrus Bergamot.
目的:分析金佛手鲜品与干品挥发油的化学成分与相对含量。
OBJECTIVE To analyse the chemical compositions and relative content of volatile oil from fresh and dried Citrus Bergamot.
目的分析金佛手鲜品与干品挥发油的化学成分与相对含量。
Objective: To analyze the amount of volatile content, borneo, in Danshen pill.
目的 :分析复方丹参滴丸中挥发性成分冰片的含量。
Determination of moisture and volatile matter content in washing powders-Oven method
GB/T13176.2-1991洗衣粉中水分及挥发物含量的测定(烘箱法)
Studies on Design and Quality Evaluation of TCM Complex Dosage Mainly Containing Volatile Ingredients;
主含挥发性成分中药制剂的设计及质量评价研究
Nonvolatile Organic Acid Content in Flue-cured Tobacco Leaves and Its Relationship with Altitude in Hubei
湖北烤烟非挥发性有机酸含量及其与海拔高度的关系分析
Determination of four volatiles in Baicao Oil by GC with large bore capillary column
大口径毛细管气相色谱法测定百草油中4种挥发性成分的含量
Studies on the Volatile Oils and Determination of Total Coumarins from Angelica spp.Growing in China,Japan and Korea
中、日、韩当归中挥发油成分研究和总香豆素含量测定
The carbon and hydrogen content of bituminous in Fengfeng coal field calculated from the content of volatile matter and fixed carbon
利用挥发分和固定碳计算峰峰煤田烟煤的碳氢含量
Change of Protein Components of High Protein Barley in Germination
高蛋白含量大麦发芽过程中蛋白质组分及其含量变化分析
Test method for nonvolatile content of adhesives
GB/T2793-1995胶粘剂不挥发物含量的测定