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Root soil maximum static friction play as an important parameter to measure the effect of soil reinforcement.Accurate measurement of it has the higher application value and research significance. this paper takes the bamboo root bamboo developed as the researching object ,and uses a self-made device...

Machining learning techniques have achieved great success in anti-spam area. But because of the limitations of these techniques, classifiers derived from them often get attacked by spam senders thus posing a threat to the whole Spam filtering system. This article briefly describes the type of attacks...

Frequent items in data streams refer to log items appeared in numerous data streams that are over specified thresholds. Under data stream model, data streams are continuous, and the algorithm can only scan data once. Furthermore, data streams are unlimited, while the available storage space is limited....

Based on the features of the structure of double-arch permeable rib tunnel and its spatial deformation mechanism, a corresponding construction monitoring and measuring program was demonstrated in this paper. The reasons of the vault slope deformation and cracking which was the main risk during the construction...

The permeable rib double-arch tunnel is a new type structure of tunnel adjacent to mountain, a better way to solve the problems of engineering stability and environmental protection of highway adjacent to mountain in mountains area. For the environmental geological problems of the tunnel adjacent to...

Dense correspondence is a key problem in binocular stereo vision. The existing solution for this problem can be divided into local method and global or semi-global method. Bilaterally weighted patches matching is a classical local method, while it is computationally expensive and its accuracy need to...

With the increasing structural complexity of complex socio-technical systems, which becomes also increasingly difficult to predict the catastrophic accident, the reason should be the existing accident causation theory incapable of modern complex systems accident analysis, spurned the system physical...

Most of existing anonymous communication systems adopt “mixes” nodes to encrypt and relay the communication messages. Extensive works have been done on this field to find methods that can effectively resist the attacks. However, the adversaries can perform the attacks through the relationship between...

Tungsten (W) commonly serves as the electrode layer or acoustic reflector layer for the highly columnar growth of AlN piezoelectric thin films used to fabricate film bulk acoustic resonators in power applications. The structure of W film directly influences the texture of AlN thin films above. Moreover,...

Aiming at reducing the elevator’s energy consumption, this paper analyses the energy feedback technology, and designs an energy feedback system used for elevator which can return the extra energy to the power grid in the generating state of the motor. The system adopts active inverter technology to achieve...

With the development of economic and the growth of the city, the number of vehicles has also increased rapidly, parking problems continue testing the ability of the city's public services. To solve this problem, we hope to find a more accurate and more convenient program to find the car, so we propose...

Networking radar can make full use of resources and due to the advantages of single radar, making the detection, localization, tracking, identification, and other aspects of the threat of judgment performance has been greatly improved. With the gradual improvement of the Beidou system, powerful communication...

Detection and tracking of multiple moving targets in complex conditions has always been a hot and difficult problem, which mainly includes that the tracked target is occluded, the characteristics of target and background are similar, illumination and background are changing over time, etc. In order to...

In order to cope"Guidelines for voluntary use of Energy Efficiency Operational Indicators( EEOI)", a simple method of adjusting ship trimming of a voyage has been attempted,which can minimize the energy consumption and economize cost.A method of ship dynamic trimming optimization base on loading computer...

This paper devotes to the APK sensitive behavior was studied by classification, and quantifies the APK sensitive behavior, finally after a quantitative APK sensitive behavior can be measured on the basis of the APK sensitive value, through the unique static detection method based on classification show...

In recent years, cloud computing is developping rapidly, and many companies put much effort to set up their own private cloud or public cloud. However, structures of cloud network topology are not of the same quality, and many network builders are tend to ignore the vulnerability of network topology...

A novel Dual-Base Transistor (DUBAT) having a negative-resistance characteristic is presented. This device contains a lateral p-n-p Bipolar-Junction-Transistor (BJT) and a Hybrid-Mode Transistor, and is fabricated on silicon based 0.5 m CMOS process, compatible with the standard CMOS technology as distinct...

Knowledge of stringent value of the robot end-effector position is necessary in several industrial applications such as macroscopic structure measurement and assemblage. However, industrial robots cannot meet this challenge because of numerous errors. This paper presents a new method using quantum behaved...

With the development of computer networks, protecting the network information from a variety of attacks are becoming increasingly important as the fundamental purpose of network security. However, due to the diversity of computer networks linking having uneven distribution terminal and network openness,...

In the computer network crime and network security means defense technology escalating the situation, a growing number of technical and legal experts come to realize, is completely dependent on network security technology to combat computer-related crime can not be very effective, it must apply the law...

A computer system for the new types of objects and tools of criminal activity gradually spread, combat and prevent computer crime has become the public security of the judiciary need to be solved. In this case, the digital forensics have come into being. Digital forensics collected electronic data is...

Herein fieldbus control system configuration software is hardware platform, the first about the definition and development of domestic and international fieldbus, specifically discusses the characteristics and hierarchical structure CAN bus, followed by a detailed analysis of the development of the configuration...

The information system construction has become the focus of the wisdom of urban construction. Multiple applications of information technology has formed the traditional property management, e-government. But between these systems independent of each other to form a plurality of data silos, resulting...

Based on a new buffer layer, the characteristics of multiple proton implantations field stop IGBT ( MPI-FS-IGBT) were simulated and analyzed Different from the conventional field stop IGBT (FS-IGBT) which has an abrupt thin buffer layer and grade-doping field stop IGBT(GFS-IGBT) whose buffer layer was...

The key research of this paper is the algorithm that using pyramids to divide the arbitrary polyhedron. The core idea of this algorithm is as follows. Store the vertices of the outer boundary surfaces of the polyhedron anticlockwise, and store the vertices of the inner boundary surfaces clockwise. When...

Considering the high speed space targets, the real time processing is required with only a few snapshots. Meanwhile, the algorithm based on state space method performs well in the parameter estimation. In this work, we present a novel Direction of Arrival (DOA) estimation based on state space balance...

In recent years, Unmanned Aerial Vehicle(UAV) is widely used for power lines patrol. While it's more efficient than manually patrolling, the UAV may easily collide with power lines. So measures must be taken to detect the distance between UAV and power lines. This paper presents a real time power line...

An enterprise may benefit from software business outsourcing depending on the suitability of the outsourcing service provider. This research addresses the assessment of the contracting capability of software outsourcing vendors and proposes a decision-making model based on Interval Evidential Reasoning...

Supply Chain Partnership means a strategic relationship which is reached a long-term cooperation agreement between upstream and downstream entities in the same supply chain. Establishing a good supply chain partnership help to reduce the cost, shorten the reaction time and create the new market value...

Nowadays, the biggest problem that has influenced the using effect of wireless networks is that the transmission signals are easy to be affected by the external factors as well as the hardware equipments which are easy to be damaged, which lead to the phenomena like bad performance of transmission signals,...

The mathematical variable speed feeding model of the cutter is established in this paper, the curve of the cutter's feeding speed with the diameter of the log changed is deduced and a new-style hydraulic log-core veneer lathe control system is designed by the model. C8051F020 type single-chip becomes...

Low-temperature sintering of Pb0.995Cd0.005(Zr0.965Ti0.035)O3 ceramics was investigated using CuO as a sintering aid. Effect of CuO addition on the sinter ability, microstructure, and electric properties of PZT ceramics were systematically studied. The addition of CuO significantly promoted the densification...

In China, countless docking problem always exists in the agricultural production and marketing process. It often leads to blind planting and unsalable depreciated phenomena. Although the e-commerce is a good idea of exchanging supply and demand information and reducing the circulation cost, it faces...

Blue fluorescent material combined with red uorescent dye doped into tris-(8-hydroxyquinoline) aluminum (Alq) in multilayer organic light-emitting diodes(OLEDs) were investigated. Basis device architecture is indium tin oxide (ITO)/ N,N -bis-(1-naphthyl)-N,N -diphenyl-1,1 -biph-enyl-4,4 -diamine(NPB...

For reducing the injuries of pedestrians when the collision accidents between pedestrian and vehicle occur, the design of car front structure has been proposed based on pedestrian protection, the design scheme includes a mechanical cushion structure of car bumper and a mechanical bounce device of hood...

Based on factor analysis, this paper study on the current product competitive factors in agricultural B2C platform. By analyzing the data that is the sales of commodities, price, number of popular, shop credit rating, and evaluation of commodity, and explore the factors of commodity competitiveness,...

In recent years, a new technology, container, has been developed rapidly. More and more services are deployed on a container. In order to ensure the high performance and high availability of these services, a system which can provide the technology of high availability is essential. Container, as we...

To mitigate growing cyber threats, this paper builds on previous researches on proactive defense and Software Defined Network to propose a SDN-enabled IP address hopping method design, including the basic model, detailed hopping process, key generation and SDN controller.

For the purpose of mill Process Control System (PCS) debugging and optimizing, a new simulation method is used. The actual information of rolling process is gathered and sent to the PCS cyclically. This information is saved by PCS. During simulation process, the actual information is read and playback....

One of the keys to precise position of using double difference carrier phase measure is to resolve integer ambiguity. Least-square ambiguity decorrelation adjustment(LAMBDA) is relatively fast and precise in integer ambiguity resolution of double difference carrier phase measurement. The LAMBDA consist...

With the increase of LNG power ship, the facility and equipment of LNG fuel filling for LNG power ship have become an important problem. LNG filling vessel is a good development direction of LNG filling technology because of its advantages of self navigation ability, safety and reliability, flexible...

Music feature extraction is widely used in music recommendation system. The recommended music is somewhat similar in the form of melody. This phenomenon exhibits a repeating pattern that between the music set and the recommended one, which reveals that the similar music has the characteristics of fractal...

Exception Handling in Java and other languages make it possible to raise exception and attaching exception handlers to particular blocks of code. In most research, more people focus on testing of exception handling of programs, Alexandre L. Martins [1] force the execution of exceptional path to improve...

A pneumatic driven microfluidic chip system adopting a stepper motor is presented in this paper which changing the valve opening with a stepper motor and controlling the pressure of the gas cavity. The simulation model was built by using Simulink nonlinear module after expounding the structure and working...

With the datacenter becomes increasingly large in size, the energy consumption in datacenter grows rapidly. Energy saving in datacenter becomes a big theme. In multicore environment, virtualization provides an effective way to address this problem. Virtual machines (VMs) with their own tasks are run...

The fetal heart rate (FHR) is a significant indicator of whether the fetus in the mother's womb is healthy. Ultrasonic Doppler detection is extensively used in the detection of FHR due to its high sensitivity, good directivity, and non-invasiveness. However, analog multiplier demodulation is usually...

For only one node assisting the cluster head node to send information in wireless sensor network cooperative transmission, an opportunity cooperative MIMO transmission scheme is proposed based on gradient algorithm. The results of analysis and simulation show that the cooperative transmission schemes...

In this paper,Aiming at the weakness that the commonly used traditional PID controller can not obtain good anti-interference ability and set value following performance, a two degree of freedom model driven PID controller (MD-TDOF-PID) based on Labview is designed. Proportional derivative compensator...

With the increasing complexity of automotive network, Ethernet is gradually used for internal communication. In order to satisfy the requirements of vehicle communication, the network needs to have the characteristic of seamless redundancy. IEEE P802.1CB is one of the TSN (Time-Sensitive Networking)...

We have designed a high-performance hydraulic controller for the hydraulic servo system with nonlinear characteristics based on the technology, which the high-performance TMS320LF2407 DSP has been adpoted as main processor chip. With the designed controller, we have developed a new set of hydraulic servo...