Pythagorean fuzzy time series model based on Pythagorean fuzzy c-means and improved Markov weighted in the prediction of the new COVID-19 cases [0.03%]
基于Pythagorean模糊C均值和改进的Markov权重的Pythagorean模糊时间序列模型在新冠病例预测中的应用
Sidong Xian,Yue Cheng
Sidong Xian
Time series is an extremely important branch of prediction, and the research on it plays an important guiding role in production and life. To get more realistic prediction results, scholars have explored the combination of fuzzy theory and ...
Hesitant fuzzy multi-attribute decision making based on binary connection number of set pair analysis [0.03%]
基于集合对分析二元联结数的犹豫模糊多属性决策
Qing Shen,Jungang Lou,Yong Liu et al.
Qing Shen et al.
To objectively evaluate the influence of hesitant fuzziness on the ranking of alternatives in multi-attribute decision making with hesitant fuzzy or probabilistic hesitant fuzzy information, the binary connection number of set pair analysis...
GPU-Accelerated implementation of a genetically optimized image encryption algorithm [0.03%]
遗传优化图像加密算法的GPU加速实现方法
Brijgopal Bharadwaj,J Saira Banu,M Madiajagan et al.
Brijgopal Bharadwaj et al.
This paper presents a GPU-accelerated implementation of an image encryption algorithm. The algorithm uses the concepts of a modified XOR cipher to encrypt and decrypt the images, with an encryption pad, generated using the shared secret key...
A novel fuzzy dominant goal programming for portfolio selection with systematic risk and non-systematic risk [0.03%]
具有系统风险和非系统风险的证券组合选择的一种新型模糊主导目标规划
Xue Deng,Yongkang Yuan
Xue Deng
In this paper, we consider a fuzzy portfolio selection problem with systematic risk and non-systematic risk simultaneously. These two kinds of risks are measured by beta coefficient and random error variance obtained by Sharp Single Index M...
Object pose estimation for robot loading in accommodation space using alpha-shape algorithm [0.03%]
基于alpha-形状算法在乘员舱内进行机器人抓取的物体位姿估计方法
Qingda Guo,Lulu Tang,Jianchi Zhang
Qingda Guo
Robots with visual sensors have been used in various goods logistics, such as bin picking or uploading. However, there are more and more demands for the automatic blanking and loading, and it is necessary to solve the problem of object pose...
New aggregation operators on group-based generalized intuitionistic fuzzy soft sets [0.03%]
基于群的广义直觉模糊软集上的新聚合算子
Khizar Hayat,Zalishta Tariq,Edwin Lughofer et al.
Khizar Hayat et al.
The approach of dealing with uncertainty is enhancing day-by-day with new rudiments and tools which possess their specific qualities. Usually, aggregation operators can easily manage the information in an exact manner. But each operator has...
Panagiotis E Mergos,Xin-She Yang
Panagiotis E Mergos
The flower pollination algorithm (FPA) is a highly efficient metaheuristic optimization algorithm that is inspired by the pollination process of flowering species. FPA is characterised by simplicity in its formulation and high computational...
Toward new multi-wavelets: associated filters and algorithms. Part I: theoretical framework and investigation of biomedical signals, ECG, and coronavirus cases [0.03%]
迈向新的多小波：相关滤波器和算法。第一部分：理论框架及生物医学信号、心电图和冠状病毒病例的研究
Malika Jallouli,Makerem Zemni,Anouar Ben Mabrouk et al.
Malika Jallouli et al.
Biosignals are nowadays important subjects for scientific researches from both theory, and applications, especially, with the appearance of new pandemics threatening the humanity such as the new coronavirus. One aim in the present work is t...
Optimal futures hedging strategies based on an improved kernel density estimation method [0.03%]
基于改进的核密度估计法的最优期货对冲策略研究
Xing Yu,Xinxin Wang,Weiguo Zhang et al.
Xing Yu et al.
In this paper, we study the hedging effectiveness of crude oil futures on the basis of the lower partial moments (LPMs). An improved kernel density estimation method is proposed to estimate the optimal hedge ratio. We investigate crude oil ...
Communicable disease pandemic: a simulation model based on community transmission and social distancing [0.03%]
传染病大流行：基于社区传播和保持社交距离的仿真模型
Sourav Kumar Bhoi,Kalyan Kumar Jena,Debasis Mohapatra et al.
Sourav Kumar Bhoi et al.
Communicable disease pandemic is a severe disease outbreak all over the countries and continents. Swine Flu, HIV/AIDS, corona virus disease-19 (COVID-19), etc., are some of the global pandemics in the world. The major cause of becoming pand...