Search Results - "Physica A"

Identifying influential nodes in complex networks by Chen, Duanbing, Lü, Linyuan, Shang, Ming-Sheng, Zhang, Yi-Cheng, Zhou, Tao

“…Identifying influential nodes that lead to faster and wider spreading in complex networks is of theoretical and practical significance. The degree centrality…”
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Identifying influential nodes in complex networks based on AHP by Bian, Tian, Hu, Jiantao, Deng, Yong

“…In the field of complex networks, how to identify influential nodes in the network is still an important research topic. In this paper, a method to identify…”
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Selfishness- and Selflessness-based models of pedestrian room evacuation by Song, Xiao, Ma, Liang, Ma, Yaofei, Yang, Chen, Ji, Hang

“…Some pedestrian evacuation studies have employed game strategy to deal with moving conflicts involving two or three pedestrians. However, most of these have…”
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Generalized Hurst exponent estimates differentiate EEG signals of healthy and epileptic patients by Lahmiri, Salim

“…The aim of our current study is to check whether multifractal patterns of the electroencephalographic (EEG) signals of normal and epileptic patients are…”
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Identifying key nodes based on improved structural holes in complex networks by Yu, Hui, Cao, Xi, Liu, Zun, Li, Yongjun

“…Identifying key nodes in complex networks is of theoretical and practical significance. Local metrics such as degree centrality is simplest but cannot…”
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How does stock market volatility react to NVIX? Evidence from developed countries by Fang, Libing, Qian, Yichuo, Chen, Ying, Yu, Honghai

“…This paper investigates the role of news implied volatility (NVIX), a measure of uncertainty, in long-term stock market volatility in developed markets. The…”
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Adversarial link deception against the link prediction in complex networks by Jiang, Zhongyuan, Tang, Xiaoke, Zeng, Yong, Li, Jinku, Ma, Jianfeng

“…Currently, the link prediction tool has been extensively used in kinds of complex networks for the use of friend, commodity, or service recommendations…”
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Overlapping community detection using neighborhood ratio matrix by Eustace, Justine, Wang, Xingyuan, Cui, Yaozu

“…The participation of a node in more than one community is a common phenomenon in complex networks. However most existing methods, fail to identify nodes with…”
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Modeling stock market volatility using new HAR-type models by Gong, Xu, Lin, Boqiang

“…Modeling volatility with reasonable accuracy is essential in asset allocation, asset pricing, and risk management. In this paper we use the ensemble empirical…”
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Nonlinear filtering properties of detrended fluctuation analysis by Kiyono, Ken, Tsujimoto, Yutaka

“…Detrended fluctuation analysis (DFA) has been widely used for quantifying long-range correlation and fractal scaling behavior. In DFA, to avoid spurious…”
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Link prediction techniques, applications, and performance: A survey by Kumar, Ajay, Singh, Shashank Sheshar, Singh, Kuldeep, Biswas, Bhaskar

“…Link prediction finds missing links (in static networks) or predicts the likelihood of future links (in dynamic networks). The latter definition is useful in…”
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Some stylized facts of the Bitcoin market by Bariviera, Aurelio F., Basgall, María José, Hasperué, Waldo, Naiouf, Marcelo

“…In recent years a new type of tradable assets appeared, generically known as cryptocurrencies. Among them, the most widespread is Bitcoin. Given its novelty,…”
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Non validity of index law in fractional calculus: A fractional differential operator with Markovian and non-Markovian properties by Atangana, Abdon

“…We presented an analysis of evolutions equations generated by three fractional derivatives namely the Riemann–Liouville, Caputo–Fabrizio and the…”
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Development of neuro-fuzzy and neuro-bee predictive models for prediction of the safety factor of eco-protection slopes by Safa, Maryam, Sari, Puteri Azura, Shariati, Mahdi, Suhatril, Meldi, Trung, Nguyen Thoi, Wakil, Karzan, Khorami, Majid

“…This study is aimed to investigate the surface eco-protection techniques for cohesive soil slopes along the selected Guthrie Corridor Expressway (GCE) stretch…”
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A hybrid deep learning model with 1DCNN-LSTM-Attention networks for short-term traffic flow prediction by Wang, Ke, Ma, Changxi, Qiao, Yihuan, Lu, Xijin, Hao, Weining, Dong, Sheng

“…With the rapid development of social economy, the traffic volume of urban roads has raised significantly, which has led to increasingly serious urban traffic…”
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Fake news detection within online social media using supervised artificial intelligence algorithms by Ozbay, Feyza Altunbey, Alatas, Bilal

“…Along with the development of the Internet, the emergence and widespread adoption of the social media concept have changed the way news is formed and…”
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Is stock market volatility asymmetric? A multi-period analysis for five countries by Bentes, Sonia R.

“…This study examines the asymmetry in the volatility of the returns of five indices, namely, PSI 20 (Portugal), ISEQ 20 (Ireland), MIB 30 (Italy), ATHEX 30…”
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Analysis of mixed traffic flow with human-driving and autonomous cars based on car-following model by Zhu, Wen-Xing, Zhang, H.M.

“…We investigated the mixed traffic flow with human-driving and autonomous cars. A new mathematical model with adjustable sensitivity and smooth factor was…”
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Dual solutions for mixed convection flow of SiO2−Al2O3/water hybrid nanofluid near the stagnation point over a curved surface by Khan, M. Riaz, Pan, Kejia, Khan, Arif Ullah, Nadeem, S.

“…The major focus of this work is to examine the results of steady mixed convection flow of SiO2−Al2O3/water hybrid nanofluid near the stagnation point with the…”
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Traffic flow prediction based on combination of support vector machine and data denoising schemes by Tang, Jinjun, Chen, Xinqiang, Hu, Zheng, Zong, Fang, Han, Chunyang, Li, Leixiao

“…Traffic flow prediction with high accuracy is definitely considered as one of most important parts in the Intelligent Transportation Systems. As interfering by…”
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