An Adaptive Diagnosis Method of Bearing Fault Based on EMD and Tile Coding by CHEN Xin'an, WANG Junping, ZHANG Huiyuan, SHEN Yunbo, KUANG Shi, ZHU Wenlong

“…To address the low accuracy of conventional bearing fault diagnosis methods that rely on empirical parameters in the scenarios with different noise degrees, this paper presents an adaptive bearing fault diagnosis method combining empirical mode decomposition (EMD) and tile coding. …”
Get full text

Determinación de la calidad de la formación universitaria en seis carreras de pedagogía y licenciatura en educación física de Chile (Determination of the quality of university trai... by Marcelo González Orb, Rodrigo Vargas Vitoria, Jorge Flandez Valderrama, Manuel Lobos-González

“…Descriptive study whose objective is to determine the quality of training of Pedagogy students in Physical Education, in six University entities, based on the domain of seven dimensions associated with the Curricular Bases: Expression, Didactics, Management, Training, Sports, Recreation, Health and First Aid. Material and Method: The population and sample is made up of students in the last year of the degree, N=214, n=133 men and n=81 women. …”
Get full text

Comparing the Effects of Teaching based on the Learning cycle model, Collaborative method and usual method on the level of Academic Engagement and Attitude towards Learning in Expe... by Hassan Gharibi, Saber Tabarsharafi, Shahin Rahmyan, Saba Shafaeirad

Get full text

Small interval interpolation fitting bootstrapping method based on residue number system by LI Huixian, WANG Fulei, SHEN Chun, LIU Shiyuan, PANG Liaojun

“…Aiming at the problem that the bootstrapping time of approximate homomorphic encryption scheme is too long, a small interval interpolation fitting method based on residue system is proposed. In this paper, the sinusoidal function by using interpolating and fitting method between the multiple cells to avoid the increase in bootstrapping time or decrease in calculation accuracy caused by the high degree of fitting polynomial is calculated. …”
Get full text

A High-Precision Calculation Method for Internal Trajectory of Underwater Weapon Launch by Chun YANG, Kaifu LI, Weibin CHEN, Lutian LI, Yinlong LI

“…Through comparison with the test data, it can be seen that the average error of the discharge velocity of the weapon and the average error of the cutoff pressure of the posterior cavity obtained by this method are 5.6% and 4.0%, which proves the accuracy of this method.…”
Get full text

Novel synthesis method of multi walled carbon nanotube-silica Janus nanostructures by Hamed Namdar, Mehrdad Manteghian, Arezou Jafari, Masoud Riazi

“…In this study, a new synthesis method for Janus nanostructure using multi-walled carbon nanotube (MWCNT) and silica nanoparticle is proposed. …”
Get full text

A method for assessing chemical contamination of bottom sediments using bioassay approach by A. V. Moshchenko, T. A. Belan, B. M. Borisov

“…A method for assessing the degree of marine pollution (TPFchem) is developed using a bioassay approach. …”
Get full text

Generalized Grey Target Decision Method for Mixed Attributes Based on Connection Number by Jinshan Ma, Changsheng Ji

“…So the similarity of each index vector and its target center index vector called nearness degree can be calculated. Following, all the nearness degrees are normalized in linear method in order to be compared with each other. …”
Get full text

An Entropy-Based Self-Adaptive Node Importance Evaluation Method for Complex Networks by Qibo Sun, Guoyu Yang, Ao Zhou

“…Finally, based on aforesaid steps, the node importance is obtained by weighted average method. The experimental results show that our method performs better than the existing methods.…”
Get full text

Citrus quality grading based on statistical complexity measurement and multifractal spectrum method by Cao Leping, Wen Zhiyuan

Get full text

A comprehensive approach to portfolio optimization based on modern mathematical modeling methods by Shkanov Bulat

“…In this study, an integrated approach to portfolio optimization is presented, combining modern time series forecasting methods and flexible settings for portfolio optimization. …”
Get full text

Evaluation method of hydrophobicity of composite insulators based on improved Mask R-CNN by SHENG Fei, CAO Liu, LIU Yulong, HUANG Jie, HUANG Yaqian, ZHU Yanqing

Get full text

Environmental Assessment of the Sulfate Content in the Air of the City of Stavropol Using Bioindication Methods by V. V. Movsesova, A. S. Bluzhina, I. A. Bakumenko

“…The level of sulfate pollution of atmospheric air in the city of Stavropol can be traced through the determination of the level of sulfate content in the bark of woody plants. Materials and methods of the research. Studies were conducted during the autumn and spring periods. …”
Get full text

Detection Method of Apple Alternaria Leaf Spot Based on Deep-Semi-NMF by FU Zhuojun, HU Zheng, DENG Yangjun, LONG Chenfeng, ZHU Xinghui

“…[Methods]A novel detection method named Deep Semi-Non-negative Matrix Factorization-based Mahalanobis Distance Anomaly Detection (DSNMFMAD) was proposed, which combines Deep Semi-Non-negative Matrix Factorization (DSNMF) with Mahalanobis distance for robust anomaly detection in complex image backgrounds. …”
Get full text

THE COMPREHENSIVE SAFETY EVALUATION METHOD BASED ON THE DEFECT QUANTITATIVE FOR THE PRESSURE VESSEL IN SERVICE by LIU Jun, HUANG Chen, CHENG ShaoWei, ZHANG XiaoHong, HE Xing

“…The membership degrees of fatigue and fracture failure are solved based on the assessment method of fatigue and fracture of pressure vessel in service. …”
Get full text

Elbow rotation affects the accuracy of rotational formulas: validation of a modified method by Yong Liu, Xiaoju Liang, Jianping Sun, Jining Qu, Bohai Qi, Yating Yang, Qiang Jie

“…Five physicians measured and calculated displacement using both the primitive and modified rotational calculation formulas. Results The PRCF method showed an average error of 17.98° ± 12.31° with a maximum error of 46.46%. …”
Get full text

Usage of a new method of treatment of persistent corneal defects of various genesis by E. V. Chentsova, N. V. Borovkova, D. A. Bozhenko, I. N. Ponomarev, P. V. Makarov

“…Materials and methods. To compare the effectiveness of preserved amnion and lysate-soaked PRP, 2 groups of patients were identified: the main group (amnion saturated with lysate PRP) and the comparison group (amnion without lysate PRP). …”
Get full text

Comprehensive safety evaluation of mines based on entropy weight and set pair analysis method by LI Jie, CUI Pengzhi, HE Yafei, WANG Chuanxing, XI Yimiao, YANG Xiaobin, LIU Shun

“…The weighted average method was further adopted to obtain the average connection degree between each evaluation object and different risk levels. …”
Get full text

Comparative analysis of antimicrobial resistance and genetic diversity of Bordetella bronchiseptica isolates obtained from swine within the United States by Tracy L. Nicholson, Sarah M. Shore

Get full text

Petroleum reservoir simulation using super-element method with local detalization of the solution by A.B. Mazo, K.A. Potashev

“…In this paper, we propose a two-stage method for petroleum reservoir simulation. The method uses two models with different degrees of detailization to describe the hydrodynamic processes of different space-time scales. …”
Get full text