成果/Result
- Rapid identification of adulterated cow milk by non-linear pattern recognition methods based on near infrared spectroscopy被引量:102收藏
- 作者:Zhang, Li-Guo Zhang, Xin Ni, Li-Jun Xue, Zhi-Bin Gu, Xin Huang, Shi-Xin
- 机构:E China Univ Sci & Technol;Shanghai Municipal Control Inst Vet Drug & Feedst
- 来源:FOOD CHEMISTRY 2014
- 关键词:Rapid identification of adulterated cow milks Near infrared spectroscopy Uniform design Improved support vector machine Improved and simplified K nearest neighbours
- Pattern recognition of Chinese flue-cured tobaccos by an improved and simplified K-nearest neighbors classification algorithm on near infrared spectra被引量:54收藏
- 作者:Ni, Li-Jun Zhang, Li-Guo Xie, Juan Luo, Jian-Qun
- 机构:E China Univ Sci & Technol
- 来源:ANALYTICA CHIMICA ACTA 2009
- 关键词:Near infrared Pattern recognition of multi-categories Improved and simplified K-nearest neighbors Optimization of principal component number Chemometrics Tobacco
- A strategy for evaluating antipyretic efficacy of Chinese herbal medicines based on UV spectra fingerprints被引量:51收藏
- 作者:Ni, Li-Jun Zhang, Li-Guo Hou, Jun Shi, Wan-Zhong Guo, Mei-Lan
- 机构:E China Univ Sci & Technol;Shanghai Univ TCM
- 来源:JOURNAL OF ETHNOPHARMACOLOGY 2009
- 关键词:Chinese herbal medicine Fingerprint-efficacy analysis Candidate herbal drug selection Canonical correlative analysis Principal component analysis
- Screening wavelengths with consistent and stable signals to realize calibration model transfer of near infrared spectra被引量:36收藏
- 作者:Ni, Lijun Han, Mingyue Luan, Shaorong Zhang, Liguo
- 机构:East China Univ Sci & Technol
- 来源:SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY 2019
- 关键词:Near infrared (NIR) spectroscopy Multivariate calibration transfer Screening wavelengths with consistent and stable signals Standard deviation analyzation of spectra
- The method of calibration model transfer by optimizing wavelength combinations based on consistent and stable spectral signals被引量:31收藏
- 作者:Zhang, Liguo Li, Yongqi Huang, Wen Ni, Lijun Ge, Jiong
- 机构:East China Univ Sci & Technol;Shanghai Tobacco Grp Corp
- 来源:SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY 2020
- 关键词:Calibration model transfer Consistent and stable spectral information Wavelengths screening Near-infrared spectroscopy Total alkaloids
- Qualitative analysis of the roots of Salvia miltiorrhiza and Salvia yunnanensis based on NIR, UHPLC and LC-MS-MS被引量:31收藏
- 作者:Ni, Lijun Zhang, Fangfang Han, Mingyue Zhang, Liguo Luan, Shaorong Li, Wei Deng, Haixing Lan, Zhuhui Wu, Zhongxiang Luo, Xiaofang Mleczko, Leslaw
- 机构:East China Univ Sci & Technol;Bayer Healthcare Co Ltd;Dihon Pharmaceut Grp Co Ltd;Bayer China Ltd;Bayer AG
- 来源:JOURNAL OF PHARMACEUTICAL AND BIOMEDICAL ANALYSIS 2019
- 关键词:Salvia miltiorrhiza Salvia yunnanensis NIR UHPLC LC-MS-MS Lipophilic components
- 基于红外与近红外光谱的烟叶部位识别被引量:22收藏
- 作者:张鑫 郭佳 倪力军 张立国
- 机构:华东理工大学化学与分子工程学院
- 来源:《光谱学与光谱分析》 2007
- 关键词:红外 近红外 烟叶部位 模式识别
- 摘要:以烟叶样品的红外及近红外光谱为基础,采用基于主成分分析的马氏距离判别模型,研究了不同类型仪器、建模区间、模型参数及光谱预处理方式对烟叶部位识别准确率的影响。结果表明根据红外和近红外光谱均可对烟叶部位进行良好识别,近红外光...
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- Rectification extraction of Chinese herbs' volatile oils and comparison with conventional steam distillation被引量:20收藏
- 作者:Zhang, Li-Guo Zhang, Chao Ni, Li-Jun Yang, Yu-Jie Wang, Chun-Min
- 机构:E China Univ Sci & Technol;Med Coll Chengteh;Chengteh Jingfukang Pharmaceut Grp Co Ltd
- 来源:SEPARATION AND PURIFICATION TECHNOLOGY 2011
- 关键词:Volatile oil Rectification extraction Steam distillation Bupleurum Pogostemon cablin (Blanco) Benth Pericarpium Citri Reticulatae
- Near infrared spectral calibration model transfer without standards by screening spectral points with scale invariant feature transform from master samples spectra被引量:19收藏
- 作者:Ni, Lijun Chen, Haixia Hong, Shijun Zhang, Liguo Luan, Shaorong
- 机构:East China Univ Sci & Technol
- 来源:SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY 2021
- 关键词:Scale invariant feature transform Spectral point screening Near infrared spectral calibration model transfer Baicalin
- Evaluation of the effects of active fractions of chinese medicine formulas on IL-1β, IL-6, and TNF-α release from ANA-1 murine macrophages被引量:19收藏
- 作者:Ni, Li-Jun Wang, Nan-Nan Zhang, Li-Guo Guo, Yan-Zi Shi, Wan-Zhong
- 机构:E China Univ Sci & Technol;Shanghai Univ TCM
- 来源:JOURNAL OF ETHNOPHARMACOLOGY 2016
- 关键词:Yaotongning formula Traditional Chinese Medicine Active fractions Immune response
- 基于图论的色谱指纹图谱谱峰的全局匹配被引量:13收藏
- 作者:倪力军 王国东 郭佳 张立国
- 机构:华东理工大学化学与分子工程学院
- 来源:《分析化学》 2006
- 关键词:色谱指纹图谱 中药质量分析 谱峰匹配 有向图 最短路径
- 摘要:以色谱工作站的积分数据为基础,定义了允许匹配峰组的域,提出了在域内根据色谱峰面积、保留时间计算各匹配峰组之间距离矩阵的公式,从而形成有向图。采用图论中的最短路径算法寻找可能的匹配峰组中的最佳匹配峰组。采用优化的匹配参数,...
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- Quantitative evaluation of in vitro effects and interactions of active fractions in a Chinese medicinal formula (Yaotongning Capsule) on rat chondrocytes被引量:11收藏
- 作者:Zhang, Li-Guo Ouyang, Xiao-Wen Wu, Ting-Ting Ni, Li-Jun Shi, Wan-Zhong
- 机构:E China Univ Sci & Technol;Shanghai Univ Tradit Chinese Med
- 来源:JOURNAL OF ETHNOPHARMACOLOGY 2014
- 关键词:Proliferation Glycosaminoglycans Osteoarthritis Yaotongning Capsule Active fractions Interactions of active fractions
- Extraction and quality analysis of volatile oils from onions by coupling pilot and laboratory equipment based on multi-rectification被引量:9收藏
- 作者:Zhang, Li-guo Xue, Zhi-bin Ni, Li-jun Ma, Dong-sheng
- 机构:E China Univ Sci & Technol
- 来源:SEPARATION AND PURIFICATION TECHNOLOGY 2014
- 关键词:Multi-rectification Coupling pilot and laboratory equipment Onion volatile oils GC-MS Sulfide
- Quantitative evaluation of the in vitro effect and interactions of active fractions in Yaotongning-based formulae on prostaglandin E2 production被引量:9收藏
- 作者:Ni, Li-Jun Xu, Xiao-Ling Zhang, Li-Guo Shi, Wan-Zhong
- 机构:E China Univ Sci & Technol;Shanghai Univ TCM
- 来源:JOURNAL OF ETHNOPHARMACOLOGY 2014
- 关键词:Yaotongning Capsules (YTNC) Effect of active fractions on anti-inflammation Interactions of active fractions Prostaglandin E-2 (PGE(2))
- 近红外光谱结合非线性模式识别方法进行牛奶中掺假物质的判别被引量:8收藏
- 作者:倪力军 钟霖 张鑫 张立国 黄士新
- 机构:华东理工大学化学与分子工程学院;上海市动物疫病预防控制中心兽药检测所
- 来源:《光谱学与光谱分析》 2014
- 关键词:近红外光谱 液态奶掺假物质判别 改进与简化的支持向量机方法 改进与简化的KNN方法
- 摘要:以287例上海及上海周边地区牧场的生鲜奶作为真奶样本集组成3个真奶样品集合,配制了526例含有糊精(或淀粉)+三聚氰胺(或尿素、或硝酸铵)的掺假牛奶形成6个不同种类的假奶样品集合,其中糊精、淀粉在掺假奶中的含量为0.15...
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- Construction of global and robust near-infrared calibration models based on hybrid calibration sets using Partial Least Squares (PLS) regression被引量:7收藏
- 作者:Ni, Lijun Xiao, Lixia Yao, Heming Ge, Jiong Zhang, Liguo Luan, Shaorong
- 机构:East China Univ Sci & Technol;Shanghai Tobacco Grp
- 来源:ANALYTICAL LETTERS 2019
- 关键词:Near-infrared spectroscopy partial least squares (PLS) regression global and robust models hybrid calibration set
- Improving transferability and service life of the calibration model of total plant alkaloids in tobacco leaves on seven NIR spectroscopy devices by multi-step wavelength selection methods被引量:4收藏
- 作者:Shu, Ruxin Ju, Lei Ni, Lijun Wu, Shengchao Zhang, Liguo Ge, Jiong Ye, Shun Luan, Shaorong
- 机构:Shanghai Tobacco Grp Co;East China Univ Sci & Technol
- 来源:MICROCHEMICAL JOURNAL 2024
- 关键词:Near infrared spectroscopy Total plant alkaloids Tobacco leaves Calibration model transfer without standards service life of NIR models Multi-step wavelength selection
- 基于稳定一致波长筛选的无标样近红外光谱模型传递方法被引量:2收藏
- 作者:倪力军 韩明月 张立国 栾绍嵘
- 机构:华东理工大学化学与分子工程学院
- 来源:《分析化学》 2018
- 关键词:近红外光谱 无标样模型传递 波长筛选 标准偏差光谱分析
- 摘要:测量环境及仪器间光谱信号的差异导致近红外光谱模型从主机传递到从机后,经常会产生过大误差。本研究提出了一种基于稳定一致波长筛选的无标样近红外模型传递方法(Screening stable and consistent wa...
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- Transferring near infrared spectral calibration models without standards via multistep wavelength selection被引量:2收藏
- 作者:Ni, Lijun Zhang, Zhange Zhang, Liguo Luan, Shaorong
- 机构:East China Univ Sci & Technol
- 来源:JOURNAL OF NEAR INFRARED SPECTROSCOPY 2023
- 关键词:Scale invariant feature transform multistep wavelength selection near infrared spectral calibration model transfer standard deviation of samples spectra correlation analysis
- Isolation of Volatiles in Honeysuckle by Multiple Approaches with Determination by Gas Chromatography-Mass Spectrometry (GC-MS) and Headspace Solid-Phase Microextraction-Gas Chromatography-Mass Spectrometry (HS-SPME/GC-MS)被引量:2收藏
- 作者:Ni, Lijun Lu, Qingmei Hou, Huanyao Zhang, Liguo Luan, Shaorong
- 机构:East China Univ Sci & Technol
- 来源:ANALYTICAL LETTERS 2023
- 关键词:Headspace solid-phase microextraction-gas chromatography-mass spectrometry (HS-SPME GC-MS) honeysuckle volatile components water extraction coupling rectification water extraction coupling rectification and solvent extraction
- A Comparative Pharmacokinetic Profile of Trahydropalmatine After Oral Administration of its Monomer, Rhizoma corydalis Alkaloid Extracts and Tong-Bi-Si-Wei-Fang to Rats被引量:1收藏
- 作者:Ni, Lijun Ding, Lu Zhang, Liguo Luan, Shaorong
- 机构:East China Univ Sci & Technol
- 来源:CURRENT PHARMACEUTICAL ANALYSIS 2019
- 关键词:Pharmacokinetics Tong-Bi-Si-Wei-Fang tetrahydropalmatine Rhizoma corydalis alkaloid LC rat plasma
- 紫外、近红外、多源复合光谱信息的银杏叶质量快速分析被引量:0收藏
- 作者:张立国 程佳佳 倪力军 栾绍嵘
- 机构:华东理工大学化学与分子工程学院
- 来源:《光谱学与光谱分析》 2017
- 关键词:银杏叶 近红外光谱 紫外光谱 多源复合光谱仪 KNN保形映射方法
- 摘要:为考察不同类型光谱信息用于银杏叶质量快速分析的适应性,收集了58个银杏叶样品,采用高效液相色谱方法(HPLC)测定其黄酮及内酯类活性成分的含量作为定标和检验样本的因变量(y)值,测定各样品的紫外、近红外光谱及包含紫外、可...
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- Establishment of the model for composition prediction of light petroleum fractions and its application被引量:0收藏
- 作者:Ni, Lijun Zhang, Liguo Ni, Jinfang Yuan, Weikang
- 机构:E China Univ Sci & Technol
- 来源:PROGRESS IN NATURAL SCIENCE 1999
- 关键词:molecular design prediction multicomponent system chemometrics petroleum fractions prediction of composition
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- Rigid-body molecular dynamics based on grid-based quantum charge density from frozen density matrices被引量:0收藏
- 作者:Xie, Bo Zhang, Liguo Zhang, Baichuan Wang, Guodong Luo, Jianxu
- 机构:East China Univ Sci & Technol;East China Univ Sci & Technol;Teschal Sci Grp Ltd
- 来源:MOLECULAR SIMULATION 2026
- 关键词:Quantum-driven molecular dynamics rigid-body simulation frozen density matrix density-based electrostatics GPU-accelerated FFT
