An inventory model with constrained newsboy under renting-warehouse. - Bin Liu 011; Chen Jian; Sifeng Liu (SMC (7), 2004)

Study on grey synthetic clusters appraisals model. - Yaoguo Dang; Sifeng Liu; Bin Liu 011; Xuewen Tang (SMC (3), 2004)

Study on chain structure model of evolutionary game based on asymmetric case. - Zhigeng Fang; Sifeng Liu; Aiqing Ruan (SMC (6), 2004)

A historical introduction to grey systems theory. - Yi Lin 001; Sifeng Liu (SMC (3), 2004)

An axiomatic definition for the degree of greyness of grey numbers. - Sifeng Liu; Yi Lin 001 (SMC (3), 2004)

Analysis of the grey matrix game model in stock speculation for immediate price-margin based on grey information. - Tao Yong; Sifeng Liu; Zhigeng Fang (SMC (3), 2004)

Trend testing of grey dynamic models. - Ziliang Wang; Sifeng Liu (SMC (3), 2004)

Study of Integrate Models of Rough Sets and Grey Systems. - Shunxiang Wu; Sifeng Liu; Maoqing Li (FSKD (1), 2005)

Study on the grey incidence of interval number. - Yaoguo Dang; Sifeng Liu; Bin Liu 011; Ruilan Wang (SMC, 2005)

Study on the model of the standard grey matrix game based on pure-strategy solution. - Zhigeng Fang; Sifeng Liu; Aiqing Ruan; Yuannian Li (SMC, 2005)

The Hierarchic Grey Incidence Analysis Model With Fixed Weights and Its Application to a Regional Scientific-technical System. - Bing-jun Li; Sifeng Liu; Bin Liu 011 (SMC, 2005)

Study on Degree of Orderliness of Regional Industrial Structure. - Sifeng Liu; Yaoguo Dang; Aiqing Ruan; Yingying Ren (SMC, 2005)

Grey cognition on brain obstruction and psychological health evaluation. - Sifeng Liu; Xiumei Lu; Yi Lin 001 (SMC, 2005)

Grey System Evaluation of the Enterprise Sustainable Growth Competence. - Xuejun Tang; Sifeng Liu (SMC, 2005)

Extension of grey superiority analysis. - Ziliang Wang; Sifeng Liu (SMC, 2005)

Grey Incidence Analysis of the Third Industry of Nanjing. - Ruilan Wang; Sifeng Liu (SMC, 2005)

Research on discrete grey model and its mechanism. - Naiming Xie; Sifeng Liu (SMC, 2005)

A new computation model of Grey incidence degree met four axioms and its application in OFR. - Yudong Zai; Bin Liu 011; Sifeng Liu (SMC, 2005)

The Grey Incidence Analysis on the SIC of the ECYR in Jiangsu. - Chunguang Zhou; Sifeng Liu; Xuejun Tang (SMC, 2005)

On Properties and the Corresponding Problems of Triangular Fuzzy Number Complementary Preference Relations. - Zaiwu Gong; Sifeng Liu (FSKD, 2006)

The Method of Data Pre-processing in Grey Information Systems. - S. X. Wu; Sifeng Liu; M. Q. Li (ICARCV, 2006)

Study of Grey Rough Set Model Based on Tolerance Relation. - Shunxiang Wu; S. H. Shi; Sifeng Liu; M. Q. Li (ICARCV, 2006)

Study on the Strengthening Buffer Operators and Their Applications. - Yaoguo Dang; Sifeng Liu; Chuanmin Mi; Jing Zhou (SMC, 2006)

Study on Matrix Solution Method of Grey Matrix Game Based on Full Rank Grey Payoff Matrix. - Zhigeng Fang; Sifeng Liu; Xin Wu; Haowei Zhang; Chuanmin Mi (SMC, 2006)

Study on Algorithm of Grey Numbers and Grey Algebraic System. - Sifeng Liu; Zhigeng Fang (SMC, 2006)

Study on Chain Structure Model of Industry Clusters Grey Evolutionary Game Based on Symmetric Case. - Fang Lu; Sifeng Liu; Zhigeng Fang; Yong Hu (SMC, 2006)

Study on Grey Fixed Weight Clustering Decision-making Based on Entropy Weight. - Chuanmin Mi; Sifeng Liu; Yaoguo Dang; Jing Zhou (SMC, 2006)

Measurement and Analysis of Contribution of Economic Factors to Economic Growth in Six Provinces and Shanghai City of East China Based on the Same Technique. - Hongxing Shi; Sifeng Liu; Hongyun Du; Xiang-min Xu (SMC, 2006)

Research of Rrogram Process Time Post-evaluation Grey Critical Path Algorithm Method Based on Grey Data Advantage Relationship. - Xuewen Tang; Sifeng Liu; Zhigeng Fang; Chuanmin Mi; Xiaogang Guo; Zhirui Qi (SMC, 2006)

Forecasting OF LYG Port Effect On LX Highway Traffic Based ON GM (1, 1). - Jianling Wang; Sifeng Liu; Zhigeng Fang; Wei-Hang Wang 001; Liu Shen (SMC, 2006)

Data mining techniques based on grey system theories for time sequence data. - Bin Liu 011; Hui Zhang; Sifeng Liu; Yaoguo Dang (Comput. Sci. Inf. Syst., 2006)

On measures of information content of grey numbers. - Sifeng Liu; Yi Lin 001 (Kybernetes, 2006)

Supply-Chain Coordination With Combined Contract for a Short-Life-Cycle Product. - Bin Liu 011; Jian Chen; Sifeng Liu; Rong Zhang (IEEE Trans. Syst. Man Cybern. Part A, 2006)

Grey Information - Theory and Practical Applications. - Sifeng Liu; Yi Lin 001 (Springer, 2006)

RFID technology and its application forecasting with knowledge-embedded GM(1, 1) model. - Bin Liu 011; Rong Zhang; Sifeng Liu (SMC, 2007)

Study on the integrated decision model of Grey Hierarchy. - Yaoguo Dang; Sifeng Liu; Jing Zhou; Chuanmin Mi (SMC, 2007)

Study on a new duopoly strategy output-making model based on the experienced ideal output and the best strategy decision-making coefficient. - Zhigeng Fang; Sifeng Liu; Aiqing Ruan (SMC, 2007)

The grey rough measure of knowledge based on rough membership function. - Lirong Jian; Sifeng Liu (SMC, 2007)

The mysteries for continual growth of grey system theory. - Sifeng Liu; Jeffrey Forrest (SMC, 2007)

Supervising and appraising of harmonious society development grade of china based on grey system theories. - Rong Zhang; Sifeng Liu; Bin Liu 011 (SMC, 2007)

The model of grey periodic incidence and their rehabilitation. - Hongxing Shi; Sifeng Liu; Zhigeng Fang; Yuanhui Cheng; Haowei Zhang (SMC, 2007)

Consumer evaluation of service brand extension based on gray preference analysis. - Jianling Wang; Sifeng Liu; Yaoguo Dang; Hai-jian Liu (SMC, 2007)

Sensitivity analysis of grey relational ordering. - Ziliang Wang; Sifeng Liu; Hongmei Ren (SMC, 2007)

The right use of "with and without antitheses" in the post evaluation of construction projects - Using Lianxu speedway project as an example. - Ying Wang; Sifeng Liu; Hecheng Wu (SMC, 2007)

Analysis of the efficiency of regional electricity input-output for China based on grey DEA model. - Hecheng Wu; Wenyan Yan; Sifeng Liu (SMC, 2007)

Multi-stratum medical grey relational theory and its application research. - Xuerui Tan; Julong Deng; Sifeng Liu; Hongxing Pan (SMC, 2007)

Research on interval grey preference information aggregation approach. - Jian-jun Zhu; Sifeng Liu; Li-hong Li (SMC, 2007)

National economic strength as evaluated using grey systems theory. - Yi Lin 001; Sifeng Liu (Kybernetes, 2007)

Research on The Intraday Periodities Based on Maximum Overlap Discrete Wavelet Transformations. - Jun Wan; Sifeng Liu; Haijing Xu (DMIN, 2008)

Forecast of electricity consumption of Jiangsu province by grey methods. - Zhigeng Fang; Sifeng Liu; Chaoqing Yuan; Chuanmin Mi (FUZZ-IEEE, 2008)

A gray input-output model based on the standard interval grey number. - Sifeng Liu; Zhigeng Fang; Zhou Wei; Aiqing Ruan (FUZZ-IEEE, 2008)

Study on case retrieving in case-based reasoning based on grey incidence theory and its application in bank regulation. - Chuanmin Mi; Hanchong Qian; Sifeng Liu; Zhansheng Chang (FUZZ-IEEE, 2008)

Study on the model of grey matrix game based on grey mixed strategy - properties of grey mixed strategy and model of linear program. - Hongxing Shi; Sifeng Liu; Zhigeng Fang; Yong Zhao (FUZZ-IEEE, 2008)

Review of the algorithm models of degrees of grey incidence. - Min Tian; Sifeng Liu; Zhikun Bu (FUZZ-IEEE, 2008)

The influence of OFDI on Chinese industrial structure - an analysis based on the grey incidence theory. - Ying Wang; Sifeng Liu; Chuanmin Mi (FUZZ-IEEE, 2008)

Kernels of grey numbers and their operations. - Yingjie Yang; Sifeng Liu (FUZZ-IEEE, 2008)

The improvement of discrete GM(1, 1) prediction model and its solution arithmetic. - Tian-Xiang Yao; Sifeng Liu; Yaoguo Dang; Zhigeng Fang; Chuanmin Mi (FUZZ-IEEE, 2008)

Study on the model of grey matrix game based on grey mixed strategy - solution of grey linear program model on grey matrix game. - Yuanyuan Zhang; Zhigeng Fang; Sifeng Liu; Xin Wu; Hongxing Shi (FUZZ-IEEE, 2008)

The Sample Number Selection Rules Study on Grey Forecast Model. - Jun Wan; Sifeng Liu; Tianxiang Yao (ICNC (3), 2008)

A comparative study on multicriteria ABC analysis in inventory management. - Ye Chen 001; Kevin W. Li; Sifeng Liu (SMC, 2008)

Study on audit evidence gathering cost under online auditing environment. - Wei Chen 135; Sifeng Liu; Hongyuan Zheng (SMC, 2008)

The research of regional ecological industrial chain forming based on incomplete information dynamic Grey Game. - Lixiang Feng; Yanhui Chen; Sifeng Liu; Bin Yu (SMC, 2008)

Ergodic grey relation between plasma renin activity and ambulatory blood pressure in non-dipper hypertensive males. - Xianxi Huang; Sifeng Liu; Yequn Chen; Xuerui Tan (SMC, 2008)

The post evaluation of construction project based on dominance-based rough set and GRA. - Lirong Jian; Sifeng Liu (SMC, 2008)

Advantages and disadvantages of Shanxi FDI Absorption Capacity based on Grey Relational Entropy. - Xiaojian Kang; Sifeng Liu; Hanbin Kuang; Bin Yu (SMC, 2008)

On a sort of new grey incidence models. - Sifeng Liu; Naiming Xie; Jeffrey Forrest; Bin Yu (SMC, 2008)

Study on the absolute grey incidence model of an interval grey number sequence. - Hongxing Shi; Hongyun Du; Sifeng Liu; Chuanping Song (SMC, 2008)

Evaluation of customer satisfaction in automobile after-sales service based on grey incidence analysis. - Jianling Wang; Sifeng Liu; Yuan-qi Wang; Naiming Xie (SMC, 2008)

On grey geometrical relational model and its properties. - Naiming Xie; Sifeng Liu; Jianghui Xin; Bin Yu (SMC, 2008)

RFID Technology and its Perspective Analysis with KERGM(1, 1) Model. - Bin Liu 011; Rong Zhang; Sifeng Liu (J. Comput., 2008)

A New Model for Complete Ranking Problems in MCDA Based on Multi-graded Dominance Relations. - Rong Zhang; Bin Liu 011; Sifeng Liu (FSKD (1), 2009)

On Positioned Solution of Linear Programming with Grey Parameters. - Sifeng Liu; Yaoguo Dang; Jeffrey Forrest (SMC, 2009)

Study on 2-tuple Linguistic Assessment Method based on Grey Cluster with Incomplete Attribute Weight Information. - Chuanmin Mi; Sifeng Liu; Yaoguo Dang; Jianling Wang; Zhengpeng Wu (SMC, 2009)

On Effect of Qualified Scientists and Technicians Gathering. - KeQin Sheng; Ruilan Wang; Sifeng Liu; Zhigeng Fang (SMC, 2009)

Study on the possibility degree of the optimal solution of grey dynamic programming model base on standard interval grey number. - Hongxing Shi; Hongyun Du; Sifeng Liu; Chun Xu (SMC, 2009)

On Evolution Trend of R&D Input and Scientific and Technical Input in Jiangsu Province. - Dejin Song; Sifeng Liu (SMC, 2009)

The Status Quo and Supply Prediction for Suzhou Sci-Tech Innovative Talents. - Jianling Wang; Sifeng Liu; Lu Qin 002; Chuanmin Mi (SMC, 2009)

A Note On the Sequence of Weakening Buffer Operator. - Zhengpeng Wu; Sifeng Liu; Chuanmin Mi (SMC, 2009)

Some results about grey mathematics. - Qiao-Xing Li; Sifeng Liu (Kybernetes, 2009)

The grey input-occupancy-output analysis. - Qiao-Xing Li; Sifeng Liu (Kybernetes, 2009)

Economic yoyos and some mysteries about child labor. - Yi Lin 001; Sifeng Liu (Kybernetes, 2009)

Emergence and development of grey systems theory. - Sifeng Liu; Jeffrey Forrest; Robert Vallée (Kybernetes, 2009)

Research on the multiple transformation property of a series of grey models. - Naiming Xie; Sifeng Liu (Kybernetes, 2009)

Performance assessment of online auditing in China from the perspective of audit cost control. - Wei Chen 135; Wally J. Smieliauskas; Sifeng Liu (SMC, 2010)

Study on modeling method for sequences with law of grey exponent. - Yaoguo Dang; Yuhong Wang; Sifeng Liu (SMC, 2010)

A price forecast method of commercial aircraft based on I-GM(0, N) model. - Shawei He; Zhigeng Fang; Sifeng Liu; Ye Chen 001 (SMC, 2010)

Study on evolution mechanism of fateful stampede accident based on graphical evaluation and review technique. - Mingli Hu; Zhigeng Fang; Sifeng Liu; Wei Chen 135; Baohua Yang (SMC, 2010)

On algorithm rules of interval grey numbers based on the "Kernel" and the degree of greyness of grey numbers. - Sifeng Liu; Zhigeng Fang; Jeffrey Forrest (SMC, 2010)

Multi-objective grey target decision making methods under the information of three-parameter interval grey numbers. - Dang Luo; Li Sun; Sifeng Liu; Chuanmin Mi (SMC, 2010)

Empirical study on relationship between Wuxi city's S&T investment and economy growth based on grey incidence analyzing. - Chuanmin Mi; Yaoguo Dang; Sifeng Liu; Tingting Ma (SMC, 2010)

Study on the weakening buffer operator based on the interpolatory Function. - Zhengpeng Wu; Ying-Jian Qi; Qing Li; Sifeng Liu; Naiming Xie (SMC, 2010)

Grey incidence analysis of the factors which are linear correlative. - Chaoqing Yuan; Sifeng Liu; Wei Chen 135 (SMC, 2010)

A multi-attribute auction model by dominance based rough sets approach. - Rong Zhang; Bin Liu 011; Sifeng Liu (Comput. Sci. Inf. Syst., 2010)

An approach to increase prediction precision of GM(1, 1) model based on optimization of the initial condition. - Yuhong Wang 002; Yaoguo Dang; Yueqing Li; Sifeng Liu (Expert Syst. Appl., 2010)

Reliability Growth Prediction Based on an Improved Grey Prediction Model. - Yuhong Wang; Yaoguo Dang; Sifeng Liu (Int. J. Comput. Intell. Syst., 2010)

A Knowledge Recommend System Based on User Model. - Jiagen Sheng; Sifeng Liu (J. Digit. Content Technol. its Appl., 2010)

Advance in grey incidence analysis modelling. - Sifeng Liu; Hua Cai; Ying Cao; Yingjie Yang (SMC, 2011)

Maturity model of the integration of informationization and industrialization based on grey clustering. - Lei Yang; Chuanmin Mi; Jiajia Jin; Sifeng Liu; Zhuo Zhang; Tingting Ma (SMC, 2011)

An OWA-TOPSIS method for multiple criteria decision analysis. - Ye Chen 001; Kevin W. Li; Sifeng Liu (Expert Syst. Appl., 2011)

Novel models of grey relational analysis based on visual angle of similarity and nearness. - Sifeng Liu; Naiming Xie; Jeffrey Forrest (Grey Syst. Theory Appl., 2011)

A novel grey relational model based on grey number sequences. - Naiming Xie; Sifeng Liu (Grey Syst. Theory Appl., 2011)

Reliability of operations of grey numbers using kernels. - Yingjie Yang; Sifeng Liu (Grey Syst. Theory Appl., 2011)

Small and large projects: their dynamics and which ones to take. - Yi Lin 001; Sifeng Liu (Kybernetes, 2011)

Functional model for zero-sum game and its matrix solution concerning uncertain information. - Zhigeng Fang; Yuan Liu; Sifeng Liu; Hongzhuan Chen (SMC, 2012)

Generalized Hybrid Grey Relation Method for Multiple Attribute Mixed Type Decision Making - Gol Kim; Yunchol Jong; Sifeng Liu (CoRR, 2012)

Hybrid Grey Interval Relation Decision-Making in Artistic Talent Evaluation of Player - Gol Kim; Yunchol Jong; Sifeng Liu; Choe Rim Shong (CoRR, 2012)

A Brief Introduction to Grey Systems Theory. - Sifeng Liu; Jeffrey Yi-Lin Forrest; Yingjie Yang (Grey Syst. Theory Appl., 2012)

General Grey Numbers and Its Operations. - Sifeng Liu; Zhigeng Fang; Yingjie Yang; Jeffrey Forrest (Grey Syst. Theory Appl., 2012)

Grey enterprise input-output analysis. - Qiao-Xing Li; Sifeng Liu; Yi Lin 001 (J. Comput. Appl. Math., 2012)

Influence factors analysis of online auditing performance assessment: A combined use between AHP and GIA. - Wei Chen 135; Sifeng Liu; Wally J. Smieliauskas; Gerhard Trippen (Kybernetes, 2012)

Research on ACPI system frame for R&D management of complex equipments. - Sifeng Liu; Zhigeng Fang; Chaoqing Yuan; Yaping Li; Ying Cao (Kybernetes, 2012)

On uncertain systems and uncertain models. - Sifeng Liu; KeQin Sheng; Jeffrey Forrest (Kybernetes, 2012)

Modeling and simulation of stranded passengers' transferring decision-making on the basis of herd behaviors. - Yang Shen; Sifeng Liu; Zhigeng Fang; Mingli Hu (Kybernetes, 2012)

IN-GM(0, N) cost forecasting model of commercial aircraft based on interval grey numbers. - Min Tian; Ying Cao; Naiming Xie; Sifeng Liu (Kybernetes, 2012)

Some extended operations of grey sets. - Y. Yang; R. John; Sifeng Liu (Kybernetes, 2012)

Dynamic suppliers' risk management of large-scale and complex equipment development. - Wenfeng Yuan; Sifeng Liu; Chaoqing Yuan (Kybernetes, 2012)

A stochastic network model for ordering analysis in multi-stage supply chain systems. - Chong Li; Sifeng Liu (Simul. Model. Pract. Theory, 2012)

Emergence of structural properties in economic networks: A multi-local-world evolving model. - Chong Li; Sifeng Liu; Zhigeng Fang; Ye Chen 001 (Simul. Model. Pract. Theory, 2012)

Grey system model with the fractional order accumulation. - Lifeng Wu 001; Sifeng Liu; Ligen Yao; Shuli Yan; Ding-Lin Liu (Commun. Nonlinear Sci. Numer. Simul., 2013)

A Summary on the Research of GRA Models. - Sifeng Liu; Yingjie Yang; Ying Cao; Naiming Xie (Grey Syst. Theory Appl., 2013)

A novel interval grey prediction model considering uncertain information. - Bo Zeng 002; Guo Chen 002; Sifeng Liu (J. Frankl. Inst., 2013)

A new decision support model in multi-criteria decision making with intuitionistic fuzzy sets based on risk preferences and criteria reduction. - Jian Liu 033; Sifeng Liu; Peng Liu 005; Xianzhong Zhou; Bin Zhao (J. Oper. Res. Soc., 2013)

Handover optimization in business processes via prediction. - Jian Liu 033; Peng Liu 005; Sifeng Liu; Yizhong Ma; Wensheng Yang (Kybernetes, 2013)

Efficiency evaluation method for product cooperative development based on grey incidence analysis and DEA. - Yaping Li; Sifeng Liu; Lei Xu 015 (SMC, 2014)

Random network models and sensitivity algorithms for the analysis of ordering time and inventory state in multi-stage supply chains. - Chong Li; Sifeng Liu (Comput. Ind. Eng., 2014)

Multi-phase information aggregation and dynamic synthetic evaluation based on grey inspiriting control lines. - San-dang Guo; Sifeng Liu; Zhigeng Fang; Lingling Wang (Grey Syst. Theory Appl., 2014)

Grey power models based on optimization of initial condition and model parameters. - Yunchol Jong; Sifeng Liu (Grey Syst. Theory Appl., 2014)

Covered solution for a grey linear program based on a general formula for the inverse of a grey matrix. - Qiao-Xing Li; Sifeng Liu; Nai-Ang Wang (Grey Syst. Theory Appl., 2014)

Non-homogenous discrete grey model with fractional-order accumulation. - Li-Feng Wu 001; Sifeng Liu; Wei Cui; Ding-Lin Liu; Tian-Xiang Yao (Neural Comput. Appl., 2014)

Uncertainty Representation of Grey Numbers and Grey Sets. - Yingjie Yang; Sifeng Liu; Robert I. John (IEEE Trans. Cybern., 2014)

Properties of the GM(1, 1) with fractional order accumulation. - Lifeng Wu 001; Sifeng Liu; Zhigeng Fang; Haiyan Xu (Appl. Math. Comput., 2015)

A multi-variable grey model with a self-memory component and its application on engineering prediction. - Xiaojun Guo; Sifeng Liu; Lifeng Wu 001; Yanbo Gao; Yingjie Yang (Eng. Appl. Artif. Intell., 2015)

Grey cluster evaluation models based on mixed triangular whitenization weight functions. - Sifeng Liu; Yingjie Yang; Zhigeng Fang; Naiming Xie (Grey Syst. Theory Appl., 2015)

Four basic models of GM(1, 1) and their suitable sequences. - Sifeng Liu; Bo Zeng 002; Jie-Fang Liu; Naiming Xie; Yingjie Yang (Grey Syst. Theory Appl., 2015)

An analysis of intermediate inputs influencing the gross products of agriculture and its composition based on grey incidence analysis: Taking Huangshan City as example. - Huibin Zhan; Sifeng Liu (Grey Syst. Theory Appl., 2015)

A Model to Determine OWA Weights and Its Application in Energy Technology Evaluation. - Lifeng Wu 001; Sifeng Liu; Yingjie Yang (Int. J. Intell. Syst., 2015)

A study of decision process in MCDM problems with large number of criteria. - Jian Liu 033; Peng Liu 005; Sifeng Liu; Xianzhong Zhou; Tao Zhang (Int. Trans. Oper. Res., 2015)

Dynamic grey target decision making method with grey numbers based on existing state and future development trend of alternatives. - Shuli Yan; Sifeng Liu; Jie-Fang Liu; Lifeng Wu 001 (J. Intell. Fuzzy Syst., 2015)

Using fractional order accumulation to reduce errors from inverse accumulated generating operator of grey model. - Lifeng Wu 001; Sifeng Liu; Ligen Yao; Ruiting Xu; Xunping Lei (Soft Comput., 2015)

R-fuzzy sets and grey system theory. - Arjab Singh Khuman; Yingjie Yang; Robert Ivor John; Sifeng Liu (SMC, 2016)

A new decision model to solve the clustering dilemma. - Sifeng Liu; Yingjie Yang; Zhigeng Fang (SMC, 2016)

A study on the assessment of power system security risk based on grey clustering and maximum entropy theory. - Peng Peng; Sifeng Liu; Chuanmin Mi; Jing Tao (SMC, 2016)

Grey double exponential smoothing model and its application on pig price forecasting in China. - Lifeng Wu 001; Sifeng Liu; Yingjie Yang (Appl. Soft Comput., 2016)

A novel multi-variable grey forecasting model and its application in forecasting the amount of motor vehicles in Beijing. - Bo Zeng 002; Chengming Luo; Sifeng Liu; Chuan Li 003 (Comput. Ind. Eng., 2016)

Development of an optimization method for the GM(1, N) model. - Bo Zeng 002; Chengming Luo; Sifeng Liu; Yun Bai 002; Chuan Li 003 (Eng. Appl. Artif. Intell., 2016)

Editorial. - Sifeng Liu (Grey Syst. Theory Appl., 2016)

Explanation of terms of grey numbers and its operations. - Sifeng Liu; Handan Rui; Zhigeng Fang; Yingjie Yang; Jeffrey Forrest (Grey Syst. Theory Appl., 2016)

Explanation of terms of sequence operators and grey data mining. - Sifeng Liu; Naiming Xie; Yingjie Yang; Jeffrey Forrest (Grey Syst. Theory Appl., 2016)

Explanation of terms of concepts and fundamental principles of grey systems. - Sifeng Liu; Yingjie Yang; Jeffrey Forrest; Handan Rui (Grey Syst. Theory Appl., 2016)

New progress of Grey System Theory in the new millennium. - Sifeng Liu; Yingjie Yang; Naiming Xie; Jeffrey Forrest (Grey Syst. Theory Appl., 2016)

Multi-stage group risk decision making with grey numbers based on grey target and prospect theory. - Shuli Yan; Sifeng Liu (Grey Syst. Theory Appl., 2016)

Dynamic grey target decision making method with three-parameter grey numbers. - Shuli Yan; Sifeng Liu; Xiaqing Liu (Grey Syst. Theory Appl., 2016)

Multi-variable weakening buffer operator and its application. - Lifeng Wu 001; Sifeng Liu; Yingjie Yang; Lihua Ma; Hongxia Liu (Inf. Sci., 2016)

A Gray Model With a Time Varying Weighted Generating Operator. - Lifeng Wu 001; Sifeng Liu; Yingjie Yang (IEEE Trans. Syst. Man Cybern. Syst., 2016)

A Fan-type result on fractional ID-k-factor-critical graphs. - Bin Xu; Jie Wu; Qin-Fen Shi; Sifeng Liu (Ars Comb., 2017)

Study of a discrete grey forecasting model based on the quality cost characteristic curve. - Wenjie Dong; Sifeng Liu; Zhigeng Fang; Xiaoyu Yang; Qian Hu; Liangyan Tao (Grey Syst. Theory Appl., 2017)

Algorithm rules of interval grey numbers based on different "kernel" and the degree of greyness of grey numbers. - San-dang Guo; Sifeng Liu; Zhigeng Fang (Grey Syst. Theory Appl., 2017)

Study on distance measuring and sorting method of general grey number. - Shi-quan Jiang; Sifeng Liu; Zhigeng Fang; Zhongxia Liu (Grey Syst. Theory Appl., 2017)

Explanation of terms of grey forecasting models. - Sifeng Liu; Yingjie Yang (Grey Syst. Theory Appl., 2017)

Explanation of terms of grey clustering evaluation models. - Sifeng Liu; Yingjie Yang (Grey Syst. Theory Appl., 2017)

Explanation of terms of grey incidence analysis models. - Sifeng Liu; Hongyang Zhang; Yingjie Yang (Grey Syst. Theory Appl., 2017)

A multiple-attribute decision-making method based on the mean value of grey number weight optimisation and its application in supply-chain management. - Chuanmin Mi; Lin Xiao; Sifeng Liu; Xiaoyan Ruan (Grey Syst. Theory Appl., 2017)

Using the GM(1, 1) model cluster to forecast global oil consumption. - Chaoqing Yuan; Yuxin Zhu; Ding Chen; Sifeng Liu; Zhigeng Fang (Grey Syst. Theory Appl., 2017)

Research on factors influencing consumers' loyalty towards geographical indication products based on grey incidence analysis. - Huibin Zhan; Sifeng Liu; Jielong Yu (Grey Syst. Theory Appl., 2017)

Schedule risk analysis for new-product development: The GERT method extended by a characteristic function. - Liangyan Tao; Desheng Wu; Sifeng Liu; James H. Lambert (Reliab. Eng. Syst. Saf., 2017)

Grey Data Analysis - Methods, Models and Applications - Sifeng Liu; Yingjie Yang; Jeffrey Forrest (Springer, 2017)

On modeling mechanisms and applicable ranges of grey incidence analysis models. - Wenjie Dong; Sifeng Liu; Zhigeng Fang (Grey Syst. Theory Appl., 2018)

Evaluation of outpatient satisfaction and service quality of Pakistani healthcare projects: Application of a novel synthetic Grey Incidence Analysis model. - Saad Ahmed Javed; Sifeng Liu (Grey Syst. Theory Appl., 2018)

Explanation of terms of Grey models for decision-making. - Sifeng Liu; Zhigeng Fang; Naiming Xie; Yingjie Yang (Grey Syst. Theory Appl., 2018)

Grey-fuzzy solution for multi-objective linear programming with interval coefficients. - Amin Mahmoudi; Mohammad Reza Feylizadeh; Davood Darvishi; Sifeng Liu (Grey Syst. Theory Appl., 2018)

A new approach in animal diet using grey system theory. - Davood Darvishi Salookolaei; Sifeng Liu; Sayed Hadi Nasseri (Grey Syst. Theory Appl., 2018)

Using the fractional order method to generalize strengthening buffer operator and weakening buffer operator. - Lifeng Wu 001; Sifeng Liu; Yingjie Yang (IEEE CAA J. Autom. Sinica, 2018)

Optimal due date quoting for a risk-averse decision-maker under CVaR. - Liangyan Tao; Desheng Dash Wu; Sifeng Liu; Alexandre Dolgui (Int. J. Prod. Res., 2018)

Predicting the research output/growth of selected countries: application of Even GM (1, 1) and NDGM models. - Saad Ahmed Javed; Sifeng Liu (Scientometrics, 2018)

Bidirectional Absolute GRA/GIA Model for Uncertain Systems: Application in Project Management. - Saad Ahmed Javed; Sifeng Liu (IEEE Access, 2019)

G-BDP-ADC Model for Effectiveness Evaluation of Low Orbit Satellite Communication System in the Context of Poor Information. - Ruirui Shao; Zhigeng Fang; Su Gao; Sifeng Liu; Zhao Wang; Yuanyuan Nie; Shikun Xie (IEEE Access, 2019)

Optimal periodic maintenance policies for a parallel redundant system with component dependencies. - Wenjie Dong; Sifeng Liu; Yangyang Du (Comput. Ind. Eng., 2019)

A prediction method for plasma concentration by using a nonlinear grey Bernoulli combined model based on a self-memory algorithm. - Xiaojun Guo; Sifeng Liu; Yingjie Yang (Comput. Biol. Medicine, 2019)

Comparative analysis of properties of weakening buffer operators in time series prediction models. - Chong Li; Yingjie Yang; Sifeng Liu (Commun. Nonlinear Sci. Numer. Simul., 2019)

A comparative analysis of grey ranking approaches. - Davood Darvishi; Jeffrey Forrest; Sifeng Liu (Grey Syst. Theory Appl., 2019)

Do not try to evaluate research results in a hurry. - Sifeng Liu; Yingjie Yang (Grey Syst. Theory Appl., 2019)

Grey risky multi-attribute decision-making method based on regret theory and EDAS. - Lili Qian; Sifeng Liu; Zhigeng Fang (Grey Syst. Theory Appl., 2019)

Grey relational evaluation of impact and control of malaria in Sub-Saharan Africa. - Tawiah Kwatekwei Quartey-Papafio; Sifeng Liu; Sara Javed (Grey Syst. Theory Appl., 2019)

Application of grey entropy weight cluster in clinical department sorting. - Jiachun Zheng; Xiaojun Chen; Suihong Qiu; Sifeng Liu; Shao-Xing Chen (Grey Syst. Theory Appl., 2019)

Reliability Assessment for Uncertain Multi-state Systems: An Extension of Fuzzy Universal Generating Function. - Wenjie Dong; Sifeng Liu; Qin Zhang; Rafal Mierzwiak; Zhigeng Fang; Yingsai Cao (Int. J. Fuzzy Syst., 2019)

A novel method for solving linear programming with grey parameters. - Amin Mahmoudi; Sifeng Liu; Saad Ahmed Javed; Mehdi Abbasi (J. Intell. Fuzzy Syst., 2019)

Dynamic multi-attribute group decision making method based on 4-dimensional matrix grey target model. - Shuli Yan; Sifeng Liu; Xiangyan Zeng (J. Intell. Fuzzy Syst., 2019)

Service strategies and pricing based on heterogeneity of service values and waitingcosts in queuing system. - Baomei Ma; Sifeng Liu; Jian Liu 033; Yuning Wang (Kybernetes, 2019)

Reliability variation of multi-state components with inertial effect of deteriorating output performances. - Wenjie Dong; Sifeng Liu; Liangyan Tao; Yingsai Cao; Zhigeng Fang (Reliab. Eng. Syst. Saf., 2019)

Correction to: Predicting the research output/growth of selected countries: application of Even GM (1, 1) and NDGM models. - Saad Ahmed Javed; Sifeng Liu (Scientometrics, 2019)

Modeling ageing effects in the context of continuous degradation and random shock. - Yingsai Cao; Sifeng Liu; Zhigeng Fang; Wenjie Dong (Comput. Ind. Eng., 2020)

A multi-stage imperfect maintenance strategy for multi-state systems with variable user demands. - Wenjie Dong; Sifeng Liu; Suk Joo Bae; Yu Liu (Comput. Ind. Eng., 2020)

Reliability modeling and optimal random preventive maintenance policy for parallel systems with damage self-healing. - Wenjie Dong; Sifeng Liu; Yingsai Cao; Saad Ahmed Javed; Yangyang Du (Comput. Ind. Eng., 2020)

An integrated fuzzy QFD and grey decision-making approach for supply chain collaborative quality design of large complex products. - Huan Wang; Zhigeng Fang; Daao Wang; Sifeng Liu (Comput. Ind. Eng., 2020)

An optimal delay routing algorithm considering delay variation in the LEO satellite communication network. - Sunyue Geng; Sifeng Liu; Zhigeng Fang; Su Gao (Comput. Networks, 2020)

Habit or Utility: A Key Choice Point in Promoting the Adoption of Telehealth in China. - Yun Fan; Sifeng Liu; Jun Liu 042; Saad Ahmed Javed; Zhigeng Fang (Complex., 2020)

A novel synthetic index of two counts and mathematical model for researcher evaluation. - Sifeng Liu; Qi Li; Yingjie Yang (Grey Syst. Theory Appl., 2020)

A novel GREY‒ASMAA model for reliability growth evaluation in the large civil aircraft test flight phase. - Sifeng Liu; Wei Tang; Dejin Song; Zhigeng Fang; Wenfeng Yuan (Grey Syst. Theory Appl., 2020)

Grey modeling for thermal spray processing parameter analysis. - Meimei Liu 001; Yicha Zhang; Wenjie Dong; Zexin Yu; Sifeng Liu; Samuel Gomes; Hanlin Liao; Sihao Deng (Grey Syst. Theory Appl., 2020)

Grey Absolute Decision Analysis (GADA) Method for Multiple Criteria Group Decision-Making Under Uncertainty. - Saad Ahmed Javed; Amin Mahmoudi; Sifeng Liu (Int. J. Fuzzy Syst., 2020)

Reliability Allocation for Series-Parallel Systems subject to Potential Propagated Failures. - Yingsai Cao; Sifeng Liu; Zhigeng Fang; Wenjie Dong (Qual. Reliab. Eng. Int., 2020)

Time-based replacement policies for a fault tolerant system subject to degradation and two types of shocks. - Wenjie Dong; Sifeng Liu; Yingsai Cao; Suk Joo Bae (Qual. Reliab. Eng. Int., 2020)

Modeling ageing effects for multi-state systems with multiple components subject to competing and dependent failure processes. - Yingsai Cao; Sifeng Liu; Zhigeng Fang; Wenjie Dong (Reliab. Eng. Syst. Saf., 2020)

Research on SoS-GERT Network Model for Equipment System of Systems Contribution Evaluation Based on Joint Operation. - Zhao Wang; Sifeng Liu; Zhigeng Fang (IEEE Syst. J., 2020)

A greyness reduction framework for prediction of grey heterogeneous data. - Chong Li; Yingjie Yang; Sifeng Liu (Soft Comput., 2020)

Reliability Improvement Allocation Method Considering Common Cause Failures. - Yingsai Cao; Sifeng Liu; Zhigeng Fang; Wenjie Dong (IEEE Trans. Reliab., 2020)

A novel grey multi-criteria three-way decisions model and its application. - Junliang Du; Sifeng Liu; Yong Liu 022 (Comput. Ind. Eng., 2021)

Micro-macro dynamics of the online opinion evolution: An asynchronous network model approach. - Chong Li; Yingjie Yang; Sifeng Liu (Concurr. Comput. Pract. Exp., 2021)

Research on the regional leading industry selection of "Kashgar urban agglomerations" based on multi-attribute weighted intelligent grey target decision-making evaluation model. - Xiao Bai 005; Yan Xu; Sifeng Liu (Grey Syst. Theory Appl., 2021)

Study on the reliability assessment and early-warning method of online auditing based on the perspective of IT control. - Wei Chen 135; Wally J. Smieliauskas; Sifeng Liu (Grey Syst. Theory Appl., 2021)

Grey linear programming: a survey on solving approaches and applications. - Davood Darvishi; Sifeng Liu; Jeffrey Yi-Lin Forrest (Grey Syst. Theory Appl., 2021)

First price sealed-bid auction of the grey game improvement model via double-parameter Bayesian estimation. - Fei Deng; Sifeng Liu; Zhigeng Fang (Grey Syst. Theory Appl., 2021)

Forecasting key indicators of China's inbound and outbound tourism: optimistic-pessimistic method. - Saad Ahmed Javed; Muhammad Ikram; Liangyan Tao; Sifeng Liu (Grey Syst. Theory Appl., 2021)

General grey number decision-making model and its application based on intuitionistic grey number set. - Shi-quan Jiang; Sifeng Liu; Zhongxia Liu (Grey Syst. Theory Appl., 2021)

Study on mechanism and filter efficacy of AGO/IAGO in the frequency domain. - Changhai Lin; Zhengyu Song; Sifeng Liu; Yingjie Yang; Jeffrey Forrest (Grey Syst. Theory Appl., 2021)

Forecasting cocoa production of six major producers through ARIMA and grey models. - Tawiah Kwatekwei Quartey-Papafio; Saad Ahmed Javed; Sifeng Liu (Grey Syst. Theory Appl., 2021)

A grey approach to site selection for nursing homes: An extension of the fuzzy analytic hierarchy process. - Yun Fan; Zhigeng Fang; Sifeng Liu; Jun Liu 042 (J. Intell. Fuzzy Syst., 2021)

Reliability modelling for multi-component systems subject to stochastic deterioration and generalized cumulative shock damages. - Wenjie Dong; Sifeng Liu; Suk Joo Bae; Yingsai Cao (Reliab. Eng. Syst. Saf., 2021)

Resilient communication model for satellite networks using clustering technique. - Sunyue Geng; Sifeng Liu; Zhigeng Fang (Reliab. Eng. Syst. Saf., 2021)

An agent-based clustering framework for reliable satellite networks. - Sunyue Geng; Sifeng Liu; Zhigeng Fang; Su Gao (Reliab. Eng. Syst. Saf., 2021)

A reliable framework for satellite networks achieving energy requirements. - Sunyue Geng; Sifeng Liu; Zhigeng Fang; Su Gao (Reliab. Eng. Syst. Saf., 2021)

Optimal age replacement policies with multiple missions for multi-state systems. - Zhigeng Fang; Qin Zhang; Jiajia Cai; Sifeng Liu (Comput. Ind. Eng., 2022)

A limited cost consensus approach with fairness concern and its application. - Junliang Du; Sifeng Liu; Yong Liu 022 (Eur. J. Oper. Res., 2022)

An agent-based algorithm for dynamic routing in service networks. - Sunyue Geng; Sifeng Liu; Zhigeng Fang (Eur. J. Oper. Res., 2022)

Grey variable dual precision rough set model and its application. - Junliang Du; Sifeng Liu; Yong Liu 022 (Grey Syst. Theory Appl., 2022)

Two-stage multi-level equipment grey state prediction model and application. - Qiang Li; Sifeng Liu; Saad Ahmed Javed (Grey Syst. Theory Appl., 2022)

Spectrum analysis of moving average operator and construction of time-frequency hybrid sequence operator. - Changhai Lin; Sifeng Liu; Zhigeng Fang; Yingjie Yang (Grey Syst. Theory Appl., 2022)

Editorial: Memorabilia of the establishment and development of grey system theory (1982-2021). - Sifeng Liu (Grey Syst. Theory Appl., 2022)

Solving the dilemma in supplier selection by the group of weight vector with kernel. - Sifeng Liu; Tao Liu; Wenfeng Yuan; Yingjie Yang (Grey Syst. Theory Appl., 2022)

Advance in grey system theory and applications in science and engineering. - Sifeng Liu; Yong Tao; Naiming Xie; Liangyan Tao; Mingli Hu (Grey Syst. Theory Appl., 2022)

Grey system theory in engineering: a bibliometrics and visualization analysis. - Liangyan Tao; Ailin Liang; Naiming Xie; Sifeng Liu (Grey Syst. Theory Appl., 2022)

A novel approach to three-way conflict analysis and resolution with Pythagorean fuzzy information. - Junliang Du; Sifeng Liu; Yong Liu 022; Jinhong Yi (Inf. Sci., 2022)

Generalized periodic replacement policies for repairable systems subject to two types of failures. - Qi Li; Wenjie Dong; Sifeng Liu; Zhigeng Fang (RAIRO Oper. Res., 2022)

A demand-based framework for resilience assessment of multistate networks under disruptions. - Sunyue Geng; Sifeng Liu; Zhigeng Fang (Reliab. Eng. Syst. Saf., 2022)

Three-way failure mode and effect analysis approach for reliability management in multigranular unbalanced linguistic contexts. - Junliang Du; Sifeng Liu; Liangyan Tao; Wenjie Dong (Comput. Ind. Eng., 2023)

A moving average denoise operator and grey discrete production process quality prediction model. - Qiang Li; Sifeng Liu; Changhai Lin (Grey Syst. Theory Appl., 2023)

Negative grey relational model and measurement of the reverse incentive effect of fields medal. - Sifeng Liu (Grey Syst. Theory Appl., 2023)

Editorial: Speeches at the opening ceremony of the 40th anniversary of the founding of grey system theory. - Sifeng Liu (Grey Syst. Theory Appl., 2023)

Editorial: Thank-you speech at the opening ceremony of the 40th anniversary of the founding of grey system theory. - Sifeng Liu (Grey Syst. Theory Appl., 2023)

On general uncertainty data and general uncertainty variable for reliability growth analysis of major aerospace equipment. - Sifeng Liu; Wei Tang (Grey Syst. Theory Appl., 2023)

A novel fractional-order discrete grey Gompertz model for analyzing the aging population in Jiangsu Province, China. - Weiliang Zhang; Sifeng Liu; Lianyi Liu; R. M. Kapila Tharanga Rathnayaka; Naiming Xie; Junliang Du (Grey Syst. Theory Appl., 2023)

Generalized grey dynamic clustering models with preferences. - Long Wang; Zhigeng Fang; Qin Zhang; Sifeng Liu (J. Intell. Fuzzy Syst., 2023)

Generalized grey information entropy weight TOPSIS model for financial performance evaluation considering differentiation. - Shaoguang Zhang; Sifeng Liu; Zhigeng Fang; Qin Zhang; Jingru Zhang 004 (Kybernetes, 2023)

Optimizing the Spare Unit Ordering Strategies for Replacement Under Constrained Availability From a Mathematical Perspective. - Wenjie Dong; Junliang Du; Chenchen Hua; Sifeng Liu (IEEE Trans. Syst. Man Cybern. Syst., 2023)

Exploring the Challenges to Sustainable Development from the Perspective of Grey Systems Theory. - Ehsan Javanmardi; Sifeng Liu; Naiming Xie (Syst., 2023)

A resilience assessment framework for complex engineered systems using graphical evaluation and review technique (GERT). - Sunyue Geng; Ming Yang 038; Mihaela Mitici; Sifeng Liu (Reliab. Eng. Syst. Saf., 2023)

Grey relational analysis model with cross-sequences and its application in evaluating air quality index. - Ningning Lu; Sifeng Liu; Junliang Du; Zhigeng Fang; Wenjie Dong; Liangyan Tao; Yingjie Yang (Expert Syst. Appl., 2023)

Return strategies and channel pricing in omni-channel retail considering heterogeneous customer perceptions. - Baomei Ma; Bo Mao; Sifeng Liu; Jian Chen; Donald Wunsch; Jian Liu 033 (Comput. Ind. Eng., 2024)

Managing physical inventory and return policies for omnichannel retailing. - Baomei Ma; Bo Mao; Sifeng Liu; Fanlin Meng; Jian Liu 033 (Comput. Ind. Eng., 2024)

A generalized grey model with symbolic regression algorithm and its application in predicting aircraft remaining useful life. - Lianyi Liu; Sifeng Liu; Yingjie Yang; Xiaojun Guo; Jinghe Sun (Eng. Appl. Artif. Intell., 2024)

A recursive polynomial grey prediction model with adaptive structure and its application. - Lianyi Liu; Sifeng Liu; Yingjie Yang; Zhigeng Fang; Shuqi Xu (Expert Syst. Appl., 2024)

On some operations on grey graphs with application. - Mohammed Atef; Sifeng Liu (Grey Syst. Theory Appl., 2024)

Grey relations. - Mohammed Atef; Sifeng Liu (Grey Syst. Theory Appl., 2024)

A new grey relational analysis model of cross-sequences. - Sifeng Liu; Ningning Lu; Zhongju Shang; R. M. Kapila Tharanga Rathnayaka (Grey Syst. Theory Appl., 2024)

Four types of grey β-covering models and their applications. - Mohammed Atef; Sifeng Liu (Math. Comput. Simul., 2024)

A mission success probability assessment framework for phased-mission-systems using extended graphical evaluation and review technique. - Jingru Zhang 004; Zhigeng Fang; Wenjie Dong; Sifeng Liu; Ding Chen (Reliab. Eng. Syst. Saf., 2024)

Implementing a bivariate ordering and replacement policy for deteriorating systems with two failure types. - Wenjie Dong; Junliang Du; Mengyue Yang; Sifeng Liu (Int. Trans. Oper. Res., 2024)

New covering techniques and applications utilizing multigranulation fuzzy rough sets. - Mohammed Atef; Sifeng Liu; Sarbast Moslem; Dragan Pamucar (Artif. Intell. Rev., 2024)

Prediction of servo industry development in China by an optimized reverse Hausdorff fractional discrete grey power model. - Junsheng Zhu; Lianyi Liu; Zhigeng Fang; Sifeng Liu (Soft Comput., 2024)

Assessing numerical error bound of classic grey prediction model: An application to the transport performance of China's civil aviation industry. - Chong Li; Sifeng Liu; Yingjie Yang (Expert Syst. Appl., 2025)

Evaluating underlying barriers and development pathways for photovoltaic solar energy in China using the grey analytic hierarchy process. - Ismail Kamdar; Sifeng Liu (Grey Syst. Theory Appl., 2025)

An agent-based framework for resilience analysis of service networks. - Sunyue Geng; Sifeng Liu (Reliab. Eng. Syst. Saf., 2025)

Integrated optimization for X-bar control chart, preventive maintenance and production rate. - Yaping Li; Zhen Chen 017; Tangbin Xia; Ershun Pan; Sifeng Liu (Reliab. Eng. Syst. Saf., 2025)

Single machine scheduling problem with unexpected failures under flexible maintenance. - Mengyue Yang; Wenjie Dong; Liangyan Tao; Sifeng Liu (J. Oper. Res. Soc., 2025)

Representative Point-Based Clustering With Neighborhood Information for Complex Data Structures. - Zhongju Shang; Yaoguo Dang; Haowei Wang; Sifeng Liu (IEEE Trans. Cybern., 2025)

Grey linguistic term sets for decision-making. - Junliang Du; Naiming Xie; Sifeng Liu; Mark Goh (Ann. Oper. Res., 2025)