Risk assessment of the iced transmission line galloping based on fuzzy and cluster algorithms
A risk assessment method for transmission line galloping in mountainous areas is proposed based on meteorological conditions, environmental factors and line parameters to timely and effectively assess the risk level of stable and reliable power ...
A mathematical model on function innovation mechanism of consumer products driven by design in China
Calculating source composition of consumer products’ utility, appearance and symbolic function innovations driven by design, and verifying acting routes of design-driven function innovations with heterogeneity, have important theoretical and ...
Design and implementation of open laboratory management system based on 2DPCA face identification technology
According to the current management status of laboratories, an open laboratory management system based on 2DPCA face recognition technology is developed. Within this system, the environment of the lab is monitored from multiple aspects such as ...
Research and application of next-generation firewall technique in medical network
With the rapid development of medical informatization as well as the larger quantities of information and higher integration level, it has become a severe challenge to keep the core data confidential. In this thesis, the role of next-generation ...
Health diagnosis of NC machine tool from user’s perspective
NC machines’ health monitoring is important for manufacturing enterprises. In this paper, we propose a scheme to do the monitoring and diagnosis mainly via collecting the internal data generated by the inside sensors of NC machine tool. Then these ...
Inverse packet fuzzy sets and its characteristics
Based on inverse packet sets and fuzzy set, the concept of inverse packet fuzzy sets is proposed in this paper by means of introducing dynamic characteristics into a fuzzy set A and improving the fuzzy set A. The inverse packet fuzzy sets is ...
A new approach for contact-free detection of human gait based on continuous-wave bio-radar
The human gait is a complex mechanism by which a variety of muscles and bones must work together in precise coordination to create characteristic human locomotion, which can be used as an identification or clinical gait characterization for ...
Calculation and simulation of turbocharger flow field and optimization analysis of impeller structure
Aiming at the problem of low efficiency of the JP80D turbocharger rotor system, an optimization analysis of the turbocharger impeller was carried out. Since the second-order critical speed of the rotor system will produce resonance hazards within ...
On the deflection of composite reinforced steel truss-concrete beam under static and dynamic load
In this study, a test beam model of negative moment region was designed to study its deflection characteristics under over-limit static load and variable amplitude cyclic load scenarios. (1) According to the deflection test results of the test ...
Robot motion planning with orientational constraints based on offline sampling datasets
Currently available algorithms developed for planning robot motion paths in configuration spaces with both obstacle avoidance constraints and end-effector pose constraints suffer from low sampling rates, long computation times, and requirements ...
Two-stage container keyhole location algorithm based on optimized SSD and adaptive threshold
The automation transformation of container lifting operations is one of the main technical issues in Rail-Truck intermodal transportation. To solve this problem, this paper analyzes the advantages and disadvantages of several existing container ...
Quantitative analysis the similarity of appearance color of white porcelain in xing and ding kilns based on chromaticity
As the famous white porcelain kilns in ancient China, Xing Kiln and Ding Kiln have similarity appearance because they have similarities of modeling and firing methods of utensils during their development, but their colors are still described ...
Shipping network optimization of port equipment components based on improved genetic algorithm
The management of components ensures that the port equipment is in good working condition, ensure port production safety and continuity. In this paper, a port equipment component supply network optimization model that considers the characteristics ...
The empirical analysis on the demand of salary factors for knowledge staffs of SMES
Small and medium-sized enterprises (SMES) in China, especially knowledge-based enterprise is one of the main forces for realizing knowledge innovation and changing industrial structure, and creation, utilization and appreciation of the knowledge ...
Research and application of RBF neural network based on modified Levenberg-Marquardt
Radial basis function neural network (RBFNN) has been widely used in industrial process modeling because of its strong approximation ability. However, many existing modeling methods aim at accuracy, but ignore the stability of mode. Therefore, ...
Pricing and coordination models before and after the integration of omni-channel supply chain by mobile internet
Under the omni-channel supply chain by mobile internet, considering both cooperation and competition, this article establishes the pricing model before and after the integration of the omni-channel supply chain by mobile internet and the ...
Effect of ultrasonic non-thermal sterilization on the volatile components of pumpkin juice
The objective of this study was to investigate the effects of ultrasonic treatment on the aroma profile of pumpkin juice. Samples were treated according to the experimental design, with a numerically controlled ultrasonic instrument at an ...
The research on priority selection of e-commerce agent operation service providers based on Fuzzy-DEMATEL, ANP combination weighting and TOPSIS analysis
In view of the comprehensive evaluation and selection of e-commerce agent service provider, this paper discusses the construction of e-commerce agent service provider selection index system. Fuzzy-Decision-Making Trial and Evaluation Laboratory (...
Development of look-ahead NURBS interpolation based on the exponential function
Aiming at the problem of large number of points and complex calculation of NURBS pre-interpolation, this paper puts forward a look-ahead interpolation with offline feedrate optimization. The NURBS interpolator is divided into two stages: pre-...
Small sample and efficient crop pest recognition method based on transfer learning and data transformation
In order to solve the problem of long training time and large samples required by traditional image recognition model, a method of crop pest recognition based on transfer learning and data conversion was proposed. It takes CNN models such as ...
Detecting aluminium tube surface defects by using faster region-based convolutional neural networks
Surface defect detection is critical for obtaining high-quality products. However, surface defect detection on circular tubes is more difficult than on flat plates because the surface of circular tubes reflect light, which result in missed ...
Innovation of e-commerce marketing model under the background of big data and artificial intelligence
With the advent of the era of big data and artificial intelligence, e-commerce enterprises have used a large number of advanced technologies and knowledge management methods to improve work efficiency. In the context of e-commerce, the innovation ...
The relationship between the average night light intensify and GDP in Shanghai: Based on the integration data of DMSP-OLS and NPP-VIIRS
Night light data can reflect the economic activity in a specific area, which is closely related to GDP. But within the different cities and areas, the relationships show different performances. This paper uses the data of long time series multi-...
Evaluation of environmental carrying capacity in Xiong’an New Area based on fuzzy comprehensive evaluation method
Through analysis of environmental status of Xiong’an New Area, from three dimensions of water environment, atmospheric environment and geological environment, evaluation index system of environmental carrying capacity of the New Area is ...
Application of modified Gaussian plume algorithm in hazard assessment of toxic chemicals in nuclear power plants
The leakage or explosion of hazardous chemicals will seriously affect the operation safety of nuclear power plants. Therefore, in the nuclear safety review, it has been clearly proposed that the environmental risks of off-site toxic chemicals ...
China’s higher education development evaluation based on GA-BP neural network
The development of higher education supplies a large number of high-level talents to the society, which is the key to building a harmonious society. At present, the development of regional higher education is extremely uneven, and it is the top ...
Character recognition of Tibetan Historical document in Uchen font: Dataset and bench mark
. A offline character dataset of Tibetan Historical document in Uchen font, THCU, is presented to facilitate the research of Tibetan Historical document recognition. The dataset THCU includes two subsets: THCU-M and THCU-S. The THCU-M is annotated ...
Application analysis of highway traffic accident risk model based on geographically weighted negative binomial regression
The traditional generalized linear model (GLM) can not effectively analyze discrete road traffic accidents when analyzing road traffic accidents with spatial dependence and heterogeneity. Therefore, a risk analysis method of highway traffic ...
Experiment of static creep behavior of aggregate-asphalt interfaces
In order to investigate the fatigue failure of compacted asphalt mixtures, the static creep mechanical behavior of aggregate-asphalt interfaces was conducted which especially constructed the creep equation between the deformation-time of aggregate-...
