In recent years, the Big Data Innovation Alliance has received widespread attention and rapid development, but its effective organizational model remains to be further revealed. From the perspective of industrial clusters, the Big Data Innovation Alliance can be seen as an industrial agglomeration phenomenon....

Fatigue damage is one of the most important failure modes of crane equipment. It is an important means to judge the fatigue damage of crane equipment structure by analyzing the random stress spectrum big data collected by the structural health monitoring system of crane equipment. Rain flow counting...

Cloud computing provides flexible services for users because of its sharing and openness, so traditional access control model cannot achieve flexible and dynamic access control in cloud computing environment. In this paper, a cloud-fog collaboration model is introduced. By adding a fog server, not only...

With the rapid development of the era of big data, the information road of social security has been accelerating. In China, social security is a vast livelihood problem and a huge and complex system. The powerful analytical and data processing capabilities of large data are just conducive to solving...

For the problem of real-time about the existing Microblogs page crawling strategy on getting the latest news, this paper proposes an improved Microblogs crawler crawling strategy based on time behavior. For Microblogs page having fast update speed, this strategy adds the time feature tag to the fetching...

This study constructs an assessment index applicable to the vulnerability of the traffic environment population in Taiwan. Apply BIG DATA to analyze the case area with a radius of 500 meters, such as Zhongxiao Fuxing Station (women, children), National Taiwan University Hospital (aged), Yongan Market...

By using the analysis results of online learning behavior, teachers can understand and identify students’ learning dynamics, analyze the difficulties and blind spots of the course, reasonably adjust the course structure and video content. Meanwhile, teachers can get inspiration from students’ feedback...

Through the case analysis of the big data financing service platform “Digital Chongqing·Yukuairong”, this paper addresses the main bottlenecks of China’s current inclusive finance, namely the high information collection cost and the information asymmetry caused by the non-circulation of information....

Trip planning is an essential function provided by an intelligent transportation system. As many different transport modes have been emerging recently, it becomes a common requirement to mix available transport types to find the most comfort and fastest solutions for getting given destinations. A key...

Huge data is presently one among the foremost basic rising advances. vast information area unit used as an inspiration that alludes to the failure of customary data structures to proficiently upset the new informational indexes. The 4V’s of huge statistics – volume, speed, assortment & truthfulness define...

Simultaneous localization and mapping (SLAM) of mobile robots is a hotspot in the field of computer vision and intelligent robots. Through experiments on the monocular SLAM system indoors, the existence of problems was found that the map is sparse and feature point matches are mistaken in some environments....

As for chaotic systems with time-delay, different studies have been done on chaotic communication. However, complex Chen system with time-delay have not been investigated so far, although it has potential applications in many important fields. Therefore, we first explore the natures of complex Chen chaotic...

In view of the weak capacitance generated by placing paper between two copper clad plates and the interference of strong parasitic capacitance around the wires connecting the measured capacitance and the measuring circuit, this paper proposes a design of measuring the number of paper based on improved...

Taking ABB robot as the research object, the simulation workstation of paper roll packaging was established by SolidWorks three-dimensional modeling and Robot Studio simulation software. According to the technological process of paper roll packaging, the overall spatial layout of the robot paper roll...

Feature selection aims to select a smaller feature subset from the rate data which maintains the characteristics of the original data and has similar or better performance in data mining. traditional information theory often divides the relevance and redundancy of the features into consideration in unsupervised...

Second order necessary optimality condition in multi-objective programming with major constraints is studied. With the aid of the major constraints set and its structure representation, a second order necessary condition for major constrains local Pareto weakly efficient solution is given under a weakly...

Quantitative equity portfolio management has become a fundamental building block of the investment management. The development of general equilibrium asset pricing models enables statistical arbitrage strategies to capture the effect factors of the market returns. In empirical analysis, a crucial step...

In the field of credit research, there are relatively few studies that build a model from the perspective of TTF model and TAM model integration. The research will combine TTF and TAM to build a structural model with credit user type as the regulating variable. The research is carried out with task-technology...

It’s well-known that a high-quality network-aided teaching platform can promote the teaching efficiency through resource and information sharing. In this light, the analysis of students’ online behaviors on the platform would help assessment curriculum achievements and learning rules, which in turn can...

The selection of focusing window is an important part in the process of auto-focusing ing of photoelectric theodolite. The selection method of focusing window of traditional photoelectric theodolite has the disadvantages of large amount of calculation, poor resistance to cockroach and poor adaptability....

Alert logs in the smart grid come from a variety of security devices and hosts. There are a large number of false alerts and low-threat alerts in the massive logs, which not only make the real threat difficult to be discovered, but also increase the difficulty of analysis. Therefore, based on the fact...

In order to measure the peak value of the sinusoidal wave more conveniently, we did a full-wave rectification to the sinusoidal wave, then analyzed its frequency spectrum by using Fourier analysis. By researching the relationship between the DC component in the spectrum and the peak voltage, this paper...

In this work, an effective Goos-Hänchen (GH) spatial shift of reflective guided-mode is implemented with a waveguide corner mirror structure and further with an efficient combination of the GH spatial shift and the thermo-optic (TO) refractive index modulation (RIM), the function of a digital TO switch...

The accurate prediction of electrical load is vital to the safety of power grid and the efficiency of energy. The development history of electrical load forecasting is introduced briefly in this paper. Then the relationship between electricity, environment and economy is also analyzed. Ljubljana’s load...

A Nd:YVO4/LBO intracavity frequency doubling laser end-pumped by a diode-laser was reported, and the parameters of this laser were theoretically analyzed. By using a type Ⅱ noncritically phase-matched LBO crystal, the operation of a red light laser is realized. The output power of 1.16W at 0.671μm and...

As one principal element in Wireless Sensor Networks (WSNs), energy efficiency is very important in three-dimensional (3D) heterogeneous wireless sensor networks (HWSNs). Thus, this paper considers energy balance problem in three-dimensional heterogeneous wireless sensor networks (3D HWSNs). Firstly,...

A multi-scale image detection method for power line inspection is provided by combining deep learning with traditional image algorithm. The method of Gauss blur and differential pyramid is used to enhance the data set. Experiments show that the method can effectively improve the efficiency of line inspection....

The inductorless design method can facilitate experiment debugging and even engineering applications for various circuits. By introducing active diode pair as Chua’s diode, a new smooth inductorless Chua’s circuit is proposed based on a band pass filter with second order Sallen–Key topology. The dynamical...

China has gradually entered the era of intelligent manufacturing, the application demand of enterprise resource planning (ERP) is increasing. The development of ERP has some difficulties because of its business modules and complex functions. In order to reduce the development complexity of ERP, this...

In this paper, according to the requirement of the feeding and unloading manipulator of punching machine, a set of stamping scheme is designed. The cylindrical coordinate structure and three degrees of freedom of the robot are selected by using the manipulator and punching machine. Then the mechanism...

This paper introduces the use of 3D computer graphics technology, so that the employees can simulate the operation of removing the rod of screw pump in the computer terminal. It avoids the limitation of the site or weather conditions and improves the learning efficiency effectively. By constructing...

This paper introduces the development and advantages of power line communication, studies and analyzes the characteristics of low-voltage power line channel and its model, and studies the system composition and principle of surface wave. A power line model was designed to realize broadband power line...

LightGBM algorithm is used to build an effective credit score prediction model for mobile users and improve the prediction system of personal credit score. Firstly, linear correlation is analyzed to build feature set, then k-means algorithm is used to analyze feature set clustering, and finally, credit...

A broadband transition device based on substrate integrated waveguide structureis proposed in this letter. With the novel guide wave structure, electromagnetic waves could be limited in the rectangular cavity formed by two rows of metal hole and the upper and lower metal border to achieve low losseffect....

The general object detection methods include one-stage and two-stage object detection algorithm. The two-stage approach, such as R-CNN family, is composed by the RPN network and object classification network with a better accuracy. The one-stage object detection algorithm represented by YOLO and CornerNet,...

This paper adopt image recognition to realize the defect detection of small probability defect parts in cluster mode. In this mode, parts with small probability of defects were identified one by one to be recognized. Different lighting conditions were tried to determine what kind of lighting should be...

In order to improve the accuracy of the classification and classification of the finger knuckle print, a method based on the improved Canny operator for the edge detection of the Finger Knuckle Print image is proposed. Firstly, the region of interest (ROI) of the Finger Knuckle Print is positioned. Secondly,...

Computer-assisted diagnosis is of significance in the timely treatment of lung cancer with classifying benign and malignant pulmonary nodules. Aiming at improving the low accuracy rate of benign and malignant pulmonary nodules and reducing the misdiagnosis rate and wrong-diagnosis rate in computer-aided...

In recent years, smart home is a versatile system that includes visual intercom, home security, remote monitoring of home appliances, remote video surveillance, telemedicine diagnostics and care systems, online education systems and home movie start systems. The basic goal of smart home is to connect...

In order to improve the rationality of network layout of time-sharing leasing car, this paper studies the method of network layout of time-sharing leasing car combined with two target shortest path optimization model. Firstly, selecting the address suitable for the construction of time-sharing leasing...

There are some problems in drug supply chain, such as insufficient drug research and development capacity, low modernization level of drug production management, long and inefficient drug circulation, backward informatization level of drug sales. Building drug intelligence network chain based on high-tech...

In order to improve the scientific quality of car-hailing service quality evaluation, the service quality of car-hailing was divided into three main dimensions: service environment quality, service interaction quality and service result quality from the perspective of service process. The specific measures...

Firstly, this paper calculates the weight and synthetic weight of all indexes through analytic hierarchy process. Quantitative and qualitative analysis of various factors affecting the health of TCM(traditional Chinese medicine) culture and TCM teachers. Secondly, through the questionnaire survey of...

The World Health Organization in 1981 began promoting Healthy City and Healthy Community vision to promote the healthy behavior of protection and improvement of the quality of life and maximize the protection of the natural environment to reduce the impact of disasters, such as losing exercise, nutrient...