A novel structure of networked control systems which incorporates output feedback predictive control and event-triggered communication scheme in a unified model based on the networked control system with packet loss is proposed in this paper. The load of communication channel is relieved by event-triggered...

The interception of the hypersonic weapons in near space is the main problem considered in this paper. The designed interceptor is assumed to have much lower speed than its target and very limited maneuverability in the near space atmosphere. To deal with this problem, a two-loop Partial Integrated Guidance...

In the modern society, static defect detection technology become an effective way to build reliable software. But the phenomena of misinformation and failing to report in the result of static defect detection makes testers needed to confirm the false alarms one by one manually. It is necessary to improve...

In this paper, we propose a dynamic gesture recognition approach based on multi-touch devices. This method contains three stages: dynamic gesture stroke collection, gesture feature extraction, gesture analysis and recognition. In order to recognize nine kinds of gestures in classroom interaction process,...

Gas Turbine engine is the most advanced large equipment in the world; the automatic control is a very important matter. The closed-loop is the core of automatic control, and it is also the most complex. Jing Neng Gaoantun gas power plant installed Siemens' SGT5-4000F gas turbine. As a typical model of...

In this paper, a new vehicle plate recognition method is proposed using the artificial bee colony algorithm. This method can be implemented in entrance admission, security, airport or harbor cargo control, traffic control. Artificial bee colony algorithm was first introduced by Dervis Karaboga in 2005...

In order to study the influence of relative permeability of track material in the performance of EMS suspension control, the Single Magnetic Model is established. Then we acquire good suspension performance by designing proper inner and outer controllers. The effect of the relative permeability on suspension...

Deep convolution neural network (CNN) has achieved a great success on face recognition techniques. But most of CNN models tend to be much deeper, which are at the expenses of high consumption of computation and storage. So, it is hard for these deep CNNs applied to mobile equipments because of poor computational...

Joint is a core component of space manipulator and the foundation of space manipulator system[1]. Hydraulic manipulator is one of the key points for developing and exploring manipulators in recent years. However, servo control of hydraulic executive components still needs further studies. In this thesis,...

According to the characteristics of space robot, the test data are sorted and research on Hadoop-based data management technology, and further study for a variety of application needs space robots data analysis techniques, whereby the proposed management and analysis system test data framework, and from...

It is of great significance for human beings to explore and develop marine resources. Nowadays, Unmanned Aerial Vehicle (UVA) is reaching a point where it can be used in marine environment research with multi-sensors. Abundant marine data acquisition, transmission, management in real-time are preconditions...

Ships are characterized by complex structure and poor operation environment. It is very important to monitor the health state of the ship structure. In the paper, one-way and three-way optical fiber sensors in ship structure monitoring are designed and produced. Related values are simulated. Related...

With proportion of air conditioners increasing gradually, they can provide certain amount of frequency controlled reserve for micro-grid. To maximize using air conditioners and consider customer comfort, the frequency adjustment model is shown that the quadratic function model of trigger temperature...

With the wide coverage of the WAMS in power system, it is possible to detect the static parameters of power grid branch with PMU measurement. The paper presents a method, that is ,by the reformation of state space and linear static state estimation. To improve branch parameter computation redundancy,...

Identification of singular samples is the basis of the robustness of the calibration model for near infrared spectra. By using the Monte Carlo method of cross validation (MCCV) ,this experiment identifies the singular samples in the calibration set of starch samples. By using the method of partial least...

As a kind of artificial intelligence technology, fuzzy control is widely used in the non-linear control system, and the application will be effective in industrial production, and then many large lags and nonlinear problems have been solved. This paper focuses on the research of the application of fuzzy...

When the north angle is greater than 400, a certain gyro theodolite of The PLA 1001 Factory can not normally find the North. In this paper, the author deduces a mathematical formula between pendulum gyro in the tracking state speed and the north angle, a coarse north seeking method based on tracking...

FeCoBSi amorphous thin films containing circular antidots are fabricated on the silicon substrate by photolithography, DC magnetron sputtering and lift-off patterning. The films are divided into several micro-regions by antidots which have different demagnetizing field. The magnetic properties of these...

Aiming at the features that different kinds of threat target groups have different infrared characteristics in the middle flight of ballistic missile,the characteristics of mid-course of ballistic missile and infrared target recognition technology are studied.Based on temperature, infrared imaging, radiation...

Bearings always work under harsh environment, which makes them easily to failure. Fault detection of the bearing is a key issue for maintaining the whole machinery system. In this paper, a novel method is proposed to detect the fault of bearings. Tunable Q-factor wavelet transform (TQWT) is used to decompose...

It is very important for the existing warning system to detect low altitude target with acoustic detection due to the blindness of the traditional radar detection. Electronic devices are used in acoustic detection to receive the threat target's sound wave in order to obtain the target's attributes such...

Quad-rotor aircraft can be widely used in military and civilian fields, and it is drawing a great deal of attention. Combining with PI algorithm and quaternion method, this article resolves the aircraft flight attitude and complete aircraft attitude control with improved integral separation PID control...

Due to the complicated environment and the supporting procedure of the carrier-based aircrafts, supporting resources are prone to fail when processing supporting operations. In order to reduce the impact of the failures and make the takeoff time of all carrier-based aircrafts minimum, a robust pre-scheduling...

To meet the demand of the UAV flight control and maintenance personnel training simulation, this paper proposes the composition of 3d display control comprehensive training system of an unmanned aerial vehicle (UAV) and its working mode, this paper also expounds the module design of the system, implementation...

Context: Code smell can make the decline of code quality. Code smell is not a bug, and also can't make system to run exceptionally. It just can make some difficulties for software developers to understand and maintain the source code of projects, and then cause unnecessary maintenance costs. Objective:...

The effect of equivalence ratio on particle components of dielectric barrier discharge of CH4/air mixture were carried out by employing a coaxial cylindrical electrode. The result shows that molar fraction of active particles such as H, O3, CH3 and NO decrease slightly with the equivalence ratio, however,...

Numerical study of dielectric barrier discharge of CH4/air mixture were carried out by employing a coaxial cylindrical electrode with diameter of 10mm under the condition of the discharge voltage of 6000V. The influence of electrode structure parameter and equivalence ratio on electron density were analyzed....

The reinforcement corrosion was monitored using ultrasonic guided wave. The amplitude of ultrasonic guided wave could response the degree of reinforcement corrosion. The experiment was carried out to monitor the corrosion process. And the results indicated that ultrasonic guided wave could monitor reinforcement...

A closed-loop autonomous navigation system based on fuzzy neural network is proposed to deal with the autonomous navigation issue of hexapod robot in unknown environment. The closed-loop system is designed in order to optimize the output performance. The navigation algorithm is designed to combine fuzzy...

The invariant moment feature of target is taken as an important approach to human shape recognition. This paper gives a general review of Hu moments and Zernike moments in human shape recognition, and utilizes the minimum distance classifier to classify some moving targets. By comparing their characteristics...

Integrated starter-generator (ISG) used in the hybrid power system is becoming more and more popular. In order to meet the test needs of ISG hybrid electric vehicle powertrain, the ISG hybrid assembly test platform based on virtual instrument was developed.

In this paper, 5G and 4G networks were measured and compared under different distances and disturbances. It was found that the 5G Wi-Fi high-frequency communication improved the transmission rate, bandwidth and capacity of the electromagnetic wave. Ultra-dense network and large-scale use of the antenna,...

A kind of Wi-Fi wireless location system has been designed and implemented in this research. The system is based on a combined method of local linear regression and position weighting, which develops the traditional ranging algorithm based on RSSI and improves the positioning accuracy. The result shows...

A small target detection and recognition algorithm based on template matching is proposed to quickly detect and recognize small targets in a video whose size are from 10ž10 to 40ž40 pixels in complex background. Existing approaches cannot detect and recognize small target whose size is less than 40ž40...

This paper introduces a kind of GPS positioning terminal device with the STC89C52 microcontroller as its control core in detail. This device consists of 52 single chip microcontroller and some peripheral circuit, GPS modules, liquid crystal display module and serial communication interface, and can show...

By means of analyzing the Controller of CMM and its information model in the net, this article obtains the flimsiness and requirement to defend attack of the system. This article researches the interface of communication and communication protocols in the application layer of the main Controller of CMM....

SIFT, which is widely used for feature extraction in image recognition task especially when image rotation, translation, uneven illumination occur, has been applied in vein recognition task more widely. However, mismatching between intra-class and inter-class, which is unbearable for personal identification...

A patent database about intelligent agriculture and automobile electronic information industry is established in this paper. Then select the data of Jilin Province and establish another patent database. Based on the two patent databases, we can find that the number of patents in Jilin Province in this...

Building the form of dental arch is of great importance for orthodontic diagnosis and treatment. This paper presents a novel automated method for detecting the arch curve from dental triangular meshes with minimal user intervention. The feature region between gingiva and teeth were firstly extracted...

A FOCUSS-based subspace method is proposed for blind channel identification, which is robust to channel order overestimation. Based on the sparsity of the desirable channel estimation to order overestimation, a weighted constraint is used to search the sparse solution, combining with the lp norm FOCUSS...

The overall performance of fingerprint positioning system will be improved in this paper with the adoption of technology in artificial intelligence field and optimization technology. First, at offline stage, adaptive tracking and recording method for dynamic real-time WiFi fingerprint positioning has...

The Thesis proposes an algorithm of physical gesture recognition of human body based on composite features, which combines the feature of contour vector distance from the contour mass center to the edge point with the optical-flow features, and then the composite features are formed to make action recognition....

This paper has, from the aforementioned two perspectives, put forward an algorithm for face recognition through a combined use of local descriptor of geometrical information and neighborhood information on the surface of face. Method: firstly, extract a contour line with a geodesic distance equal to...

In saliency detection, almost all the approaches map an image into a graph and assign the saliency value to each element, e.g. pixel, region or superpixel. In this paper, we first utilize a series of image features among superpixels in the support vector machine (SVM) to train linear predicted models....

In order to solve the problem that traditional face recognition scheme was not efficiently suitable for the smart mobile terminal. This paper proposes a Real-time Face Recognition Method based on geometric features and improved template matching. The method is divided into two steps from general to detail...

The InGaAs/InP avalanche photodiodes (APDs) are one of the most practical devices for single-photon detection at the near-infrared wavelengths. In this paper, we report a Chinese-made InGaAs/InP APD based single-photon detector operated at 1.25 GHz. The combining technique of sine-wave gating and low-pass...

The success of driverless mainly depends on the intelligent visual system which can control car on the road as we human do. A high efficient controlling system based on panoramic vision for intelligent vehicles, supporting 8 cameras at most, is presented in this paper. The visual module is composed of...