Tao Cheng

Publication Activity (10 Years)

Years Active: 2014-2024
Publications (10 Years): 69

Top Topics

Reflectance Spectra

Spectral Imagery

Top Venues

Comput. Electron. Agric.

Int. J. Appl. Earth Obs. Geoinformation

Publications

Dong Li, Hengbiao Zheng, Xia Yao, Yan Zhu, Weixing Cao, Tao Cheng
Assessing the Sensitivity of Semiempirical Models to Spectral Data Quality and Sensor Settings When Estimating Leaf Chlorophyll Content. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 17 (2024)
Minglei Yu, Jiaoyang He, Wanyu Li, Hengbiao Zheng, Xue Wang, Xia Yao, Tao Cheng, Xiaohu Zhang, Yan Zhu, Weixing Cao, Yongchao Tian
Estimation of Rice Leaf Area Index Utilizing a Kalman Filter Fusion Methodology Based on Multi-Spectral Data Obtained from Unmanned Aerial Vehicles (UAVs). Remote. Sens. 16 (12) (2024)
Yuanyuan Pan, Wenxuan Wu, Jiaoyang He, Jie Zhu, Xi Su, Wanyu Li, Dong Li, Xia Yao, Tao Cheng, Yan Zhu, Weixing Cao, Yongchao Tian
A novel approach for estimating fractional cover of crops by correcting angular effect using radiative transfer models and UAV multi-angular spectral data. Comput. Electron. Agric. 222 (2024)
Yongqing Wang, Yangyang Gu, Jinxin Tang, Binbin Guo, Timothy A. Warner, Caili Guo, Hengbiao Zheng, Fumiki Hosoi, Tao Cheng, Yan Zhu, Weixing Cao, Xia Yao
Quantify Wheat Canopy Leaf Angle Distribution Using Terrestrial Laser Scanning Data. IEEE Trans. Geosci. Remote. Sens. 62 (2024)
Ghulam Mustafa, Hengbiao Zheng, Imran Haider Khan, Jie Zhu, Tao Yang, Aiguo Wang, Bowen Xue, Can He, Haiyan Jia, Guoqiang Li, Tao Cheng, Weixing Cao, Yan Zhu, Xia Yao
Enhancing fusarium head blight detection in wheat crops using hyperspectral indices and machine learning classifiers. Comput. Electron. Agric. 218 (2024)
Dong Li, Jing M. Chen, Weiguo Yu, Hengbiao Zheng, Xia Yao, Yan Zhu, Weixing Cao, Tao Cheng
A chlorophyll-constrained semi-empirical model for estimating leaf area index using a red-edge vegetation index. Comput. Electron. Agric. 220 (2024)
Yanxi Zhao, Jiaoyang He, Xia Yao, Tao Cheng, Yan Zhu, Weixing Cao, Yongchao Tian
Wheat Yield Robust Prediction in the Huang-Huai-Hai Plain by Coupling Multi-Source Data with Ensemble Model under Different Irrigation and Extreme Weather Events. Remote. Sens. 16 (7) (2024)
Xiaoxu Han, Meng Zhou, Caili Guo, Hongxu Ai, Tongjie Li, Wei Li, Xiaohu Zhang, Qi Chen, Chongya Jiang, Tao Cheng, Yan Zhu, Weixing Cao, Xia Yao
A fully convolutional neural network model combined with a Hough transform to extract crop breeding field plots from UAV images. Int. J. Appl. Earth Obs. Geoinformation 132 (2024)
Yangyang Gu, Yongqing Wang, Tai Guo, Caili Guo, Xue Wang, Chongya Jiang, Tao Cheng, Yan Zhu, Weixing Cao, Qi Chen, Xia Yao
Assessment of the influence of UAV-borne LiDAR scan angle and flight altitude on the estimation of wheat structural metrics with different leaf angle distributions. Comput. Electron. Agric. 220 (2024)
Jie Yuan, Xu Li, Meng Zhou, Hengbiao Zheng, Zhitao Liu, Yang Liu, Ming Wen, Tao Cheng, Weixing Cao, Yan Zhu, Xia Yao
Rapidly count crop seedling emergence based on waveform Method(WM) using drone imagery at the early stage. Comput. Electron. Agric. 220 (2024)
Rasol Jarhinbek, Yuelei Xu, Zhaoxiang Zhang, Tao Cheng, Hui Tian
Bilateral Adversarial Patch Generating Network for the Object Tracking Algorithm. Remote. Sens. 15 (14) (2023)
Yan Yan, Dong Li, Qianliang Kuang, Xia Yao, Yan Zhu, Weixing Cao, Tao Cheng
Integration of Canopy Water Removal and Spectral Triangle Index for Improved Estimations of Leaf Nitrogen and Grain Protein Concentrations in Winter Wheat. IEEE Trans. Geosci. Remote. Sens. 61 (2023)
Yanxi Zhao, Haiyu Tao, Ping He, Xia Yao, Tao Cheng, Yan Zhu, Weixing Cao, Yongchao Tian
Annual 30 m winter wheat yield mapping in the Huang-Huai-Hai plain using crop growth model and long-term satellite images. Comput. Electron. Agric. 214 (2023)
Dong Li, Weiguo Yu, Hengbiao Zheng, Caili Guo, Xia Yao, Yan Zhu, Weixing Cao, Tao Cheng
Towards practical semi-empirical models for the estimation of leaf and canopy water contents from hyperspectral reflectance. Comput. Electron. Agric. 214 (2023)
Rasol Jarhinbek, Yuelei Xu, Zhaoxiang Zhang, Fan Zhang, Weijia Feng, Liheng Dong, Hui Tian, Tao Cheng
An Adaptive Adversarial Patch-Generating Algorithm for Defending against the Intelligent Low, Slow, and Small Target. Remote. Sens. 15 (5) (2023)
Xinyu Li, Syed Tahir Ata-UI-Karim, Yue Li, Fei Yuan, Yuxin Miao, Kato Yoichiro, Tao Cheng, Liang Tang, Xingshuai Tian, Xiaojun Liu, Yongchao Tian, Yan Zhu, Weixing Cao, Qiang Cao
Advances in the estimations and applications of critical nitrogen dilution curve and nitrogen nutrition index of major cereal crops. A review. Comput. Electron. Agric. 197 (2022)
Ghulam Mustafa, Hengbiao Zheng, Imran Haider Khan, Long Tian, Haiyan Jia, Guoqiang Li, Tao Cheng, Yongchao Tian, Weixing Cao, Yan Zhu, Xia Yao
Hyperspectral Reflectance Proxies to Diagnose In-Field Fusarium Head Blight in Wheat with Machine Learning. Remote. Sens. 14 (12) (2022)
Jiale Jiang, Haiyan Liu, Chen Zhao, Can He, Jifeng Ma, Tao Cheng, Yan Zhu, Weixing Cao, Xia Yao
Evaluation of Diverse Convolutional Neural Networks and Training Strategies for Wheat Leaf Disease Identification with Field-Acquired Photographs. Remote. Sens. 14 (14) (2022)
Jiale Jiang, Qiaofeng Zhang, Wenhui Wang, Yapeng Wu, Hengbiao Zheng, Xia Yao, Yan Zhu, Weixing Cao, Tao Cheng
MACA: A Relative Radiometric Correction Method for Multiflight Unmanned Aerial Vehicle Images Based on Concurrent Satellite Imagery. IEEE Trans. Geosci. Remote. Sens. 60 (2022)
Gaoxiang Yang, Weiguo Yu, Xia Yao, Hengbiao Zheng, Qiang Cao, Yan Zhu, Weixing Cao, Tao Cheng
AGTOC: A novel approach to winter wheat mapping by automatic generation of training samples and one-class classification on Google Earth Engine. Int. J. Appl. Earth Obs. Geoinformation 102 (2021)
Jiale Jiang, Jie Zhu, Xue Wang, Tao Cheng, Yongchao Tian, Yan Zhu, Weixing Cao, Xia Yao
Estimating the Leaf Nitrogen Content with a New Feature Extracted from the Ultra-High Spectral and Spatial Resolution Images in Wheat. Remote. Sens. 13 (4) (2021)
Tiancheng Yang, Jingshan Lu, Feng Liao, Hao Qi, Xia Yao, Tao Cheng, Yan Zhu, Weixing Cao, Yongchao Tian
Retrieving potassium levels in wheat blades using normalised spectra. Int. J. Appl. Earth Obs. Geoinformation 102 (2021)
Xiaoxue Feng, Peijun Li, Tao Cheng
Detection of Urban Built-Up Area Change From Sentinel-2 Images Using Multiband Temporal Texture and One-Class Random Forest. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 14 (2021)
Wenhui Wang, Yapeng Wu, Qiaofeng Zhang, Hengbiao Zheng, Xia Yao, Yan Zhu, Weixing Cao, Tao Cheng
AAVI: A Novel Approach to Estimating Leaf Nitrogen Concentration in Rice From Unmanned Aerial Vehicle Multispectral Imagery at Early and Middle Growth Stages. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 14 (2021)
Imran Haider Khan, Haiyan Liu, Wei Li, Aizhong Cao, Xue Wang, Hongyan Liu, Tao Cheng, Yongchao Tian, Yan Zhu, Weixing Cao, Xia Yao
Early Detection of Powdery Mildew Disease and Accurate Quantification of Its Severity Using Hyperspectral Images in Wheat. Remote. Sens. 13 (18) (2021)
Jingshan Lu, Jan U. H. Eitel, Jyoti S. Jennewein, Jie Zhu, Hengbiao Zheng, Xia Yao, Tao Cheng, Yan Zhu, Weixing Cao, Yongchao Tian
Combining Remote Sensing and Meteorological Data for Improved Rice Plant Potassium Content Estimation. Remote. Sens. 13 (17) (2021)
Yeshanbele Alebele, Wenhui Wang, Weiguo Yu, Xue Zhang, Xia Yao, Yongchao Tian, Yan Zhu, Weixing Cao, Tao Cheng
Estimation of Crop Yield From Combined Optical and SAR Imagery Using Gaussian Kernel Regression. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 14 (2021)
Jingshan Lu, Jan U. H. Eitel, Mary Engels, Jie Zhu, Yong Ma, Feng Liao, Hengbiao Zheng, Xue Wang, Xia Yao, Tao Cheng, Yan Zhu, Weixing Cao, Yongchao Tian
Improving Unmanned Aerial Vehicle (UAV) remote sensing of rice plant potassium accumulation by fusing spectral and textural information. Int. J. Appl. Earth Obs. Geoinformation 104 (2021)
Penglei Li, Xiao Zhang, Wenhui Wang, Hengbiao Zheng, Xia Yao, Yongchao Tian, Yan Zhu, Weixing Cao, Qi Chen, Tao Cheng
Estimating aboveground and organ biomass of plant canopies across the entire season of rice growth with terrestrial laser scanning. Int. J. Appl. Earth Obs. Geoinformation 91 (2020)
Hengbiao Zheng, Xiang Zhou, Jiaoyang He, Xia Yao, Tao Cheng, Yan Zhu, Weixing Cao, Yongchao Tian
Early season detection of rice plants using RGB, NIR-G-B and multispectral images from unmanned aerial vehicle (UAV). Comput. Electron. Agric. 169 (2020)
Meng Zhou, Xue Ma, Kangkang Wang, Tao Cheng, Yongchao Tian, Jing Wang, Yan Zhu, Yongqiang Hu, Qingsong Niu, Lijuan Gui, Chunyu Yue, Xia Yao
Detection of phenology using an improved shape model on time-series vegetation index in wheat. Comput. Electron. Agric. 173 (2020)
Jiale Jiang, Qiaofeng Zhang, Xia Yao, Yongchao Tian, Yan Zhu, Weixing Cao, Tao Cheng
HISTIF: A New Spatiotemporal Image Fusion Method for High-Resolution Monitoring of Crops at the Subfield Level. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 13 (2020)
Hengbiao Zheng, Jifeng Ma, Meng Zhou, Dong Li, Xia Yao, Weixing Cao, Yan Zhu, Tao Cheng
Enhancing the Nitrogen Signals of Rice Canopies across Critical Growth Stages through the Integration of Textural and Spectral Information from Unmanned Aerial Vehicle (UAV) Multispectral Imagery. Remote. Sens. 12 (6) (2020)
Tao Cheng, Xusheng Ji, Gaoxiang Yang, Hengbiao Zheng, Jifeng Ma, Xia Yao, Yan Zhu, Weixing Cao
DESTIN: A new method for delineating the boundaries of crop fields by fusing spatial and temporal information from WorldView and Planet satellite imagery. Comput. Electron. Agric. 178 (2020)
Yeshanbele Alebele, Xue Zhang, Wenhui Wang, Gaoxiang Yang, Xia Yao, Hengbiao Zheng, Yan Zhu, Weixing Cao, Tao Cheng
Estimation of Canopy Biomass Components in Paddy Rice from Combined Optical and SAR Data Using Multi-Target Gaussian Regressor Stacking. Remote. Sens. 12 (16) (2020)
Tai Guo, Yuan Fang, Tao Cheng, Yongchao Tian, Yan Zhu, Qi Chen, Xiaolei Qiu, Xia Yao
Detection of wheat height using optimized multi-scan mode of LiDAR during the entire growth stages. Comput. Electron. Agric. 165 (2019)
Jiaoyang He, Ni Zhang, Xi Su, Jingshan Lu, Xia Yao, Tao Cheng, Yan Zhu, Weixing Cao, Yongchao Tian
Estimating Leaf Area Index with a New Vegetation Index Considering the Influence of Rice Panicles. Remote. Sens. 11 (15) (2019)
Min Jia, Wei Li, Kangkang Wang, Chen Zhou, Tao Cheng, Yongchao Tian, Yan Zhu, Weixing Cao, Xia Yao
A newly developed method to extract the optimal hyperspectral feature for monitoring leaf biomass in wheat. Comput. Electron. Agric. 165 (2019)
Songyang Li, Fei Yuan, Syed Tahir Ata-UI-Karim, Hengbiao Zheng, Tao Cheng, Xiaojun Liu, Yongchao Tian, Yan Zhu, Weixing Cao, Qiang Cao
Combining Color Indices and Textures of UAV-Based Digital Imagery for Rice LAI Estimation. Remote. Sens. 11 (15) (2019)
Jiale Jiang, Hengbiao Zheng, Xusheng Ji, Tao Cheng, Yongchao Tian, Yan Zhu, Weixing Cao, Reza Ehsani, Xia Yao
Analysis and Evaluation of the Image Preprocessing Process of a Six-Band Multispectral Camera Mounted on an Unmanned Aerial Vehicle for Winter Wheat Monitoring. Sensors 19 (3) (2019)
Wei Li, Jiale Jiang, Tai Guo, Meng Zhou, Yining Tang, Ying Wang, Yu Zhang, Tao Cheng, Yan Zhu, Weixing Cao, Xia Yao
Generating Red-Edge Images at 3 M Spatial Resolution by Fusing Sentinel-2 and Planet Satellite Products. Remote. Sens. 11 (12) (2019)
Baohua Yang, Mengxuan Wang, Zhengxia Sha, Bing Wang, Jianlin Chen, Xia Yao, Tao Cheng, Weixing Cao, Yan Zhu
Evaluation of Aboveground Nitrogen Content of Winter Wheat Using Digital Imagery of Unmanned Aerial Vehicles. Sensors 19 (20) (2019)
Hengbiao Zheng, Meng Zhou, Yan Zhu, Tao Cheng
Exploiting the Textural Information of UAV Multispectral Imagery to Monitor Nitrogen Status in Rice. IGARSS (2019)
Min Jia, Dong Li, Roberto Colombo, Ying Wang, Xue Wang, Tao Cheng, Yan Zhu, Xia Yao, Changjun Xu, Geli Ouer, Hongying Li, Chaokun Zhang
Quantifying Chlorophyll Fluorescence Parameters from Hyperspectral Reflectance at the Leaf Scale under Various Nitrogen Treatment Regimes in Winter Wheat. Remote. Sens. 11 (23) (2019)
Jiale Jiang, Weidi Cai, Hengbiao Zheng, Tao Cheng, Yongchao Tian, Yan Zhu, Reza Ehsani, Yongqiang Hu, Qingsong Niu, Lijuan Gui, Xia Yao
Using Digital Cameras on an Unmanned Aerial Vehicle to Derive Optimum Color Vegetation Indices for Leaf Nitrogen Concentration Monitoring in Winter Wheat. Remote. Sens. 11 (22) (2019)
Min Jia, Jie Zhu, Chunchen Ma, Luis Alonso, Dong Li, Tao Cheng, Yongchao Tian, Yan Zhu, Xia Yao, Weixing Cao
Difference and Potential of the Upward and Downward Sun-Induced Chlorophyll Fluorescence on Detecting Leaf Nitrogen Concentration in Wheat. Remote. Sens. 10 (8) (2018)
Long Tian, Zefu Wan, Dong Li, Jiale Jiang, Xia Yao, Qiang Cao, Yongchao Tian, Yan Zhu, Weixing Cao, Tao Cheng
Detecting Rice Blast Disease Using Model Inverted Biochemical Variables from Close-Range Reflectance Imagery of Fresh Leaves. IGARSS (2018)
Dong Li, Hengbiao Zheng, Xiaoqing Xu, Ning Lu, Xia Yao, Jiale Jiang, Xue Wang, Yongchao Tian, Yan Zhu, Weixing Cao, Tao Cheng
BRDF Effect on the Estimation of Canopy Chlorophyll Content in Paddy Rice from UAV-Based Hyperspectral Imagery. IGARSS (2018)
Jiale Jiang, Xusheng Ji, Xia Yao, Yongchao Tian, Yan Zhu, Weixing Cao, Tao Cheng
Evaluation of Three Techniques for Correcting the Spatial Scaling Bias of Leaf Area Index. Remote. Sens. 10 (2) (2018)
Jiale Jiang, Tao Cheng, Jianxi Huang, Xia Yao, Yongchao Tian, Yan Zhu, Weixing Cao
Improving the Estimation of Leaf Area Index in Winter Wheat at Regional Scale. IGARSS (2018)
Hengbiao Zheng, Wei Li, Jiale Jiang, Yong Liu, Tao Cheng, Yongchao Tian, Yan Zhu, Weixing Cao, Yu Zhang, Xia Yao
A Comparative Assessment of Different Modeling Algorithms for Estimating Leaf Nitrogen Content in Winter Wheat Using Multispectral Images from an Unmanned Aerial Vehicle. Remote. Sens. 10 (12) (2018)
Min Jia, Jie Zhu, Chunchen Ma, Tao Cheng, Yongchao Tian, Yan Zhu, Weixing Cao, Xia Yao
Power and Difference of the Up-and-Downward Sun-Induced Chlorophyll Fluorescence on Detecting Leaf Nitrogen Content in Wheat at the Leaf Scale. IGARSS (2018)
Dong Li, Min Jia, Jie Zhu, Xia Yao, Yongchao Tian, Yan Zhu, Weixing Cao, Tao Cheng
Improved Estimation of Leaf Chlorophyll Content from Non-Noon Reflectance Spectra of Wheat Canopies by Avoiding the Effect of Soil Background. Agro-Geoinformatics (2018)
Hengbiao Zheng, Tao Cheng, Dong Li, Xiang Zhou, Xia Yao, Yongchao Tian, Weixing Cao, Yan Zhu
Evaluation of RGB, Color-Infrared and Multispectral Images Acquired from Unmanned Aerial Systems for the Estimation of Nitrogen Accumulation in Rice. Remote. Sens. 10 (6) (2018)
Xinjie Xu, Xusheng Ji, Jiale Jiang, Xia Yao, Yongchao Tian, Yan Zhu, Weixing Cao, Qiang Cao, Hongjian Yang, Zhongkui Shi, Tao Cheng
Evaluation of One-Class Support Vector Classification for Mapping the Paddy Rice Planting Area in Jiangsu Province of China from Landsat 8 OLI Imagery. Remote. Sens. 10 (4) (2018)
Tao Cheng, Renzhong Song, Dong Li, Kai Zhou, Hengbiao Zheng, Xia Yao, Yongchao Tian, Weixing Cao, Yan Zhu
Spectroscopic Estimation of Biomass in Canopy Components of Paddy Rice Using Dry Matter and Chlorophyll Indices. Remote. Sens. 9 (4) (2017)
Xia Yao, Ni Wang, Yong Liu, Tao Cheng, Yongchao Tian, Qi Chen, Yan Zhu
Estimation of Wheat LAI at Middle to High Levels Using Unmanned Aerial Vehicle Narrowband Multispectral Imagery. Remote. Sens. 9 (12) (2017)
Kai Zhou, Xinqiang Deng, Xia Yao, Yongchao Tian, Weixing Cao, Yan Zhu, Susan L. Ustin, Tao Cheng
Assessing the Spectral Properties of Sunlit and Shaded Components in Rice Canopies with Near-Ground Imaging Spectroscopy Data. Sensors 17 (3) (2017)
Yong Liu, Tao Cheng, Yan Zhu, Yongchao Tian, Weixing Cao, Xia Yao, Ni Wang
Comparative analysis of vegetation indices, non-parametric and physical retrieval methods for monitoring nitrogen in wheat using UAV-based multispectral imagery. IGARSS (2016)
Tao Cheng, Dong Li, Hengbiao Zheng, Xia Yao, Yongchao Tian, Yan Zhu, Weixing Cao
Towards decomposing the effects of foliar nitrogen content and canopy structure on rice canopy spectral variability through multi-scale spectral analysis. IGARSS (2016)
Min Jia, Chen Zhou, Tao Cheng, Yongchao Tian, Yan Zhu, Weixing Cao, Xia Yao
Inversion of chlorophyll fluorescence parameters on vegetation indices at leaf scale. IGARSS (2016)
Renzhong Song, Tao Cheng, Xia Yao, Yongchao Tian, Yan Zhu, Weixing Cao
Evaluation of Landsat 8 time series image stacks for predicitng yield and yield components of winter wheat. IGARSS (2016)
Dong Li, Tao Cheng, Xia Yao, Yongchao Tian, Yan Zhu, Weixing Cao
Retrieval of LEAF pigment content using wavelet-based prospect inversion from leaf reflectance spectra. WHISPERS (2016)
Hengbiao Zheng, Xiang Zhou, Tao Cheng, Xia Yao, Yongchao Tian, Weixing Cao, Yan Zhu
Evaluation of a UAV-based hyperspectral frame camera for monitoring the leaf nitrogen concentration in rice. IGARSS (2016)
Chen Zhou, Min Jia, Xue Ma, Tao Cheng, Yan Zhu, Yongchao Tian, Weixing Cao, Xia Yao
Determination of optimal hyperspectral variables to monitor wheat biomass. IGARSS (2016)
Jiaoyang He, Yehui Qin, Caili Guo, Liyun Zhao, Xiang Zhou, Xia Yao, Tao Cheng, Yongchao Tian
Monitoring leaf area index after heading stage using hyperspectral remote sensing data in rice. IGARSS (2016)
Tao Cheng, Zhengwei Yang, Yoshio Inoue, Yan Zhu, Weixing Cao
Preface: Recent Advances in Remote Sensing for Crop Growth Monitoring. Remote. Sens. 8 (2) (2016)
Kai Zhou, Tao Cheng, Xinqiang Deng, Xia Yao, Yongchao Tian, Yan Zhu, Weixing Cao
Assessment of spectral variation between rice canopy components using spectral feature analysis of near-ground hyperspectral imaging data. WHISPERS (2016)
Dong Li, Tao Cheng, Xia Yao, Zhaoying Zhang, Yongchao Tian, Yan Zhu, Weixing Cao
Wavelet-based PROSPECT inversion for retrieving leaf mass per area (LMA) and equivalent water thickness (EWT) from leaf reflectance. IGARSS (2016)
Tao Cheng, Dong Li, Xia Yao, Yongchao Tian, Yan Zhu, Weixing Cao
A wavelet-based technique for extracting the red edge position from vegetation reflectance spectra. IGARSS (2015)
Xia Yao, Yu Huang, Guiyan Shang, Chen Zhou, Tao Cheng, Yongchao Tian, Weixing Cao, Yan Zhu
Evaluation of Six Algorithms to Monitor Wheat Leaf Nitrogen Concentration. Remote. Sens. 7 (11) (2015)
Xia Yao, Haijian Ren, Zhongsheng Cao, Yongchao Tian, Weixing Cao, Yan Zhu, Tao Cheng
Detecting leaf nitrogen content in wheat with canopy hyperspectrum under different soil backgrounds. Int. J. Appl. Earth Obs. Geoinformation 32 (2014)