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Articles 57991 - 58020 of 197998

Full-Text Articles in Engineering

Research Of Remote Sensing Image Classification Technology Based On Multi-Feature Combining And Bow Model, Li Ke, You Xiong, Du Lin Jun 2020

Research Of Remote Sensing Image Classification Technology Based On Multi-Feature Combining And Bow Model, Li Ke, You Xiong, Du Lin

Journal of System Simulation

Abstract: A new algorithm of image classification of multi feature combination and BoW model was proposed. SIFT, GIST, Census and Gabor color, and many other types of features were extracted from the images, and then through the experimental analysis to determine the best feature combination. According to the general K-means algorithm which did not consider the weight of each features, different feature component was put forward by using automatic weighted k-means algorithm, respectively SIFT, GIST, Gabor feature construct weights based on image features of vocabulary, using the soft coding algorithm for image coding, and using the SVM algorithm …

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Research On Visual Display System Of Helicopter Flight Simulator, Zhangfa Liu, Junjie Zhang Jun 2020

Research On Visual Display System Of Helicopter Flight Simulator, Zhangfa Liu, Junjie Zhang

Journal of System Simulation

Abstract: In order to improve the effect of visual display system in helicopter simulator system, and to enhanc the installation and maintenance of equipment, the method is based on x-type side-cabin helicopter, studying from optical design, dome design, projection support and shelter design, geometry correction and edge blending design. Research was discussed from a theoretical analysis of optical design method, taking fully into account the practicality and versatility of the structure of the dome design, integrated projectors support and shade structures, as well as the unique geometric correction method of geometric reference system. This method was validated by actual project …

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Hybrid Quantum-Behaved Particle Swarm Optimization Algorithm For Solving Mould Job Shop Scheduling Problem, Zhou Kai, Wang Yan, Zhicheng Ji Jun 2020

Hybrid Quantum-Behaved Particle Swarm Optimization Algorithm For Solving Mould Job Shop Scheduling Problem, Zhou Kai, Wang Yan, Zhicheng Ji

Journal of System Simulation

Abstract: Quantum-behaved particle swarm optimization has better performance compared with particle swarm optimization, but it still has the problem of getting trapped into local optimum with premature convergence. According to the above problem, a hybrid algorithm included quantum-behaved particle swarm optimization and bat algorithm was proposed. On the one hand, the random walk strategy of bat algorithm was used to avoid getting into local optimum, on the other hand, the speed changing of bats’ sound was learned to transform the factor of quantum-behaved particle swarm optimization. The proposed algorithm was tested on five benchmark functions and a mould job shop …

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Study On Model-Based Visual Servoing With Reconstructed 2d Features, Guoliang Zhang, Jixiang Du, Zhanni Wang, Wang Tian Jun 2020

Study On Model-Based Visual Servoing With Reconstructed 2d Features, Guoliang Zhang, Jixiang Du, Zhanni Wang, Wang Tian

Journal of System Simulation

Abstract: To overcome the defect of camera retreat in image based visual servoing, a model-based visual servoing incorporated 2D image based visual servoing with 3D features was proposed. The robot visual servoing model was established by altering traditional two dimensional feature to three dimensional features based on traditional IBVS control structure. Furthermore, combined with the Simulink software, simulation model was established and motion characteristics of two methods were analyzed and compared in image space and Cartesian space. The experiment results confirm the feasibility and effectiveness of the proposed method.

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Stochastic Kriging For Random Simulation Metamodeling With Known Uncertainty, Wang Bo, Gea Haechang, Junqiang Bai, Yudong Zhang, Gong Jian, Weimin Zhang Jun 2020

Stochastic Kriging For Random Simulation Metamodeling With Known Uncertainty, Wang Bo, Gea Haechang, Junqiang Bai, Yudong Zhang, Gong Jian, Weimin Zhang

Journal of System Simulation

Abstract: Uncertainty-based design has been widely carried out these years. In order to deal with the problems with large amount of calculation, a stochastic kriging for random simulation metamodeling with known uncertainty was derived, which firstly included intrinsic uncertainty in metamodel initial formulation to fully account for inputs uncertainty, and then incorporated the correlationships of intrinsic uncertainty among all observed points. Several examples with known uncertainty were also conducted, in which the proposed method shows much better variance predictions than other similar methods. Simulation results show the proposed method is a more general form of kriging, which can also …

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Parameter Identification Of Induction Motor Based On Tabu-Chaotic Firefly Algorithm, Xiaoyang Xu, Wang Yan, Zhicheng Ji Jun 2020

Parameter Identification Of Induction Motor Based On Tabu-Chaotic Firefly Algorithm, Xiaoyang Xu, Wang Yan, Zhicheng Ji

Journal of System Simulation

Abstract: In order to overcome the defects of traditional induction motor parameter identification methods such as identifying less parameters simultaneously and Low identification accuracy. A multi-parameters identification method based on Tabu-chaotic Firefly Algorithm was proposed. The proposed method can simultaneously identify the stator resistance, stator inductance, rotor time constant and mutual inductance without prior knowledge about the parameters. For the sake of improving the identification accuracy, the formula of attractiveness in original Firefly Algorithm was adjusted, furthermore chaos theory and the idea of Tabu Search was integrated into the algorithm. Simulatied experimental results demonstrate that compared to the other …

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Research Of Intrusion Alert Aggregation Based On Spatial And Temporal Density, Zhang Jing, Hengjun Wang, Junquan Li, Bin Yu Jun 2020

Research Of Intrusion Alert Aggregation Based On Spatial And Temporal Density, Zhang Jing, Hengjun Wang, Junquan Li, Bin Yu

Journal of System Simulation

Abstract: Distributed Intrusion Detection System has created the problem to investigate a mass of duplicate alerts and high false positive rate in practical applications. Based on DBSCAN, density based spatial and temporal clustering of applications with noise (DBS&TCAN) algorithm was proposed by introducing temporal density. The approach aggregated partial alerts based on spatial density, and merges partial aggregation on the basis of temporal density. The effectiveness of the algorithm was demonstrated by the intrusion detection evaluation dataset. The comparative experiments and analysis show that the algorithm is effective in alert aggregation and gives better results in terms of real time …

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Airborne Weather Radar Visual Simulation Based-On Dynamic Satellite Cloud Image, Zhang Jun Jun 2020

Airborne Weather Radar Visual Simulation Based-On Dynamic Satellite Cloud Image, Zhang Jun

Journal of System Simulation

Abstract: A real-time simulation algorithm was proposed to generate a wide range of the common aviation weather condition for the flight simulator based-on a set of dynamic satellite cloud images. With this efficient weather simulation algorithm, a fast radar echo visual simulating method was proposed. The proposed method used the 2D simplified Navier-Stokes and microphysics equations to implement the essential numerical simulation of the aviation weather condition. By this way, the complex problem of large-scale cloud resolving and particle-backscattering computing could be viewed as a simple 2D multi-resolution image processing. Real application on the flight simulator shows that the …

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Study On Tracking Filter Algorithms For Nonballistic Targets In Near Space, Yajie Cao, Junlong Li, Qin Lei Jun 2020

Study On Tracking Filter Algorithms For Nonballistic Targets In Near Space, Yajie Cao, Junlong Li, Qin Lei

Journal of System Simulation

Abstract: Recently, different countries made rapid developments in the field of hypersonic aircraft in near space. The successful flight tests of hypersonic aircraft X-51A and HTV-2 were representative.They adopted the way of nonballistic maneuver flight whose motion trajectory was characterized by “hopping”, which existed the problems of difficulties of nonballistic target acceleration estimation, trajectory tracking and prediction. Four typical nonballistic maneuver models of near space targets of tracking filter are introducedand then target ballistic equation and design of tracking filter are introduced. At last, an estimation of four tracking filter ways is maken towards target acceleration. The effect of particle …

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Control Strategy Of Bionic Eyes Movement In Gaze Shifts, Xiaohui Wang, Ma Xin, Bin Qin, Yibin Li Jun 2020

Control Strategy Of Bionic Eyes Movement In Gaze Shifts, Xiaohui Wang, Ma Xin, Bin Qin, Yibin Li

Journal of System Simulation

Abstract: For the gaze shifts with asymmetrical depth in the horizontal plane of bionic eyes, a piecewise control strategy of eye-head coordinative motion was proposed according to the amplitude of gaze shifts, and the motion model of bionic eyes was developed. When the amplitude of gaze shifts is smaller than the head movement threshold, the eyes move only by saccade-vergence. When the amplitude is larger than the head movement threshold and smaller than the saturation threshold of eye movement with head at rest, gaze shifts are accomplished with eye-head coordinative movements. When the amplitude is larger than the saturation threshold, …

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Design And Implementation Of Secure Usb Connection, Songyin Zhao, Bin Yu Jun 2020

Design And Implementation Of Secure Usb Connection, Songyin Zhao, Bin Yu

Journal of System Simulation

Abstract: Aiming at the deficiency of present secure solutions countering USB-based Hardware Trojan Horse, BadUSB, bus wiretapping and other new attack technologies, a secure connection scheme applying to any USB device was proposed. In scheme, mutual authentication and key exchange were implemented by extending the standard device request in the hub driver and USB device framework driver to prevent the creation of malicious USB connection. Meanwhile, all the data transferred of the created USB connection would be filter encrypted by USB bus driver and USB device framework driver to rebel the monitor of bus. The experiment results show that the …

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Research And Implementation Of Simulation For Aircraft Crossing The Low-Level Wind Shear Area, Zhigang Su, Chen Qi, Jingtang Hao Jun 2020

Research And Implementation Of Simulation For Aircraft Crossing The Low-Level Wind Shear Area, Zhigang Su, Chen Qi, Jingtang Hao

Journal of System Simulation

Abstract: Low-level wind shear seriously affects the safety of approach and departure of flights, the flight simulation system is utilized for analyzing low-level wind shear influences on aircraft take-off and landing, which is of great significance for seeking the safety circumvention strategy of aircraft crossing the core of the storm. With software, Fluent, the system simulated the regional wind field of low-level wind shear, and utilized the open source flight simulator, FlightGear, as the aircraft simulation platform. The system sent the wind speed data as the input of system via UDP(User Datagram Protocol) interface and the influences on aircraft flight …

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Numerical Simulation Of Cavitation And Failure Analysis In Hydraulic Loader, Mo Li, Yang Qi, Yumei Wang Jun 2020

Numerical Simulation Of Cavitation And Failure Analysis In Hydraulic Loader, Mo Li, Yang Qi, Yumei Wang

Journal of System Simulation

Abstract: Using software CFX with SST κ-ω model and Rayleigh-Plesset cavitation model, the numerical simulation of 3-D steady flow with water liquid and water vapour two phases in whole flow passage of hydraulic loader was conducted. The influences of different parameters (inlet flow rate, rotational speed and blade angle) on cavitation of hydraulic loader were studied. The results show that, under small flow rate, large blade angle (≥60°) and low speed (≤3 000 r/min), cavitation is light. At different working conditions, where cavitation appears in radial direction of position is the same. The cavitation mainly distributes where the r/R …

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Robustness Research For Adaptive Control Algorithms Of Pipe Conveying Fluid Vibration, Chen Bing, Yuanyuan Huang, Zhongjun Yin Jun 2020

Robustness Research For Adaptive Control Algorithms Of Pipe Conveying Fluid Vibration, Chen Bing, Yuanyuan Huang, Zhongjun Yin

Journal of System Simulation

Abstract: Pipes with supported ends may lose their dynamic stability due to parametric instability when they convey pulsating fluid. the piezoelectric actuators were taken as the control actuators, and built a controlling mathematical model of the pipeline system. Then aiming at the traditional PID controller’s poor robustness on pipeline system parameters, MRAC system and MRAC system based on adaptive gain of the PD were designed on the basis of Lyapunov stability theory, not only the vibration peak values of the pipeline system were suppressed in a short time, but also the controllers had better robustness on pipeline system parameters. Control …

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Research On Simulation Optimization Of Container Terminal’S Machinery Configuration, Zhaohui Duan, Bingliang Song Jun 2020

Research On Simulation Optimization Of Container Terminal’S Machinery Configuration, Zhaohui Duan, Bingliang Song

Journal of System Simulation

Abstract: The optimization of the machinery allocation under the double constraints of maximized efficiency for loading and unloading processes and optimal machinery usage, and the optimal configuration of bridge cranes under discrete operation modes for a single ship were instigated through modeling with the simulation software Extendsim. It was found that the real-time recording method is a more straightforward and convenient way to investigate the optimal mechanical configuration and double constraints lead to different but more reasonable results than that was obtained under the single constraint on the best mechanical configuration. Due to the discrete characteristics of the bridge crane …

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Research On Identification Of Induction Motor Parameters Ased On Nameplate Data And Pso, Xingwu Wang, Bingshu Wang, Zhaoyan Zhang, Zhibin Liu Jun 2020

Research On Identification Of Induction Motor Parameters Ased On Nameplate Data And Pso, Xingwu Wang, Bingshu Wang, Zhaoyan Zhang, Zhibin Liu

Journal of System Simulation

Abstract: A new method was proposed based on motor nameplate and particle swarm optimization (PSO) for identification of motor equivalent circuit parameters. The method effectively solved to present problems of motor equivalent circuit parameters identification method. An accurate motor equivalent circuit was built by introducing an equivalent stray-loss resistance, mechanical loss, and slip loss of ring brushes for wound motor. An identification optimization model of equivalent circuit was established based on motor nameplate parameters and motor equivalent circuit’s calculating parameters. Solving optimization model with PSO was achieved a higher probability optimization goals. The motor electrical parameters were calculatd at …

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Name-Embedded Couplet Creation Based On Mobile Platform, Weihua Shen, Shicheng Zhang, Shunting Wang, Zhigeng Pan Jun 2020

Name-Embedded Couplet Creation Based On Mobile Platform, Weihua Shen, Shicheng Zhang, Shunting Wang, Zhigeng Pan

Journal of System Simulation

Abstract: Couplet culture is the crystallization of Chinese traditional culture, and also is the gem of Chinese language. Given the broad mobile intelligent terminal user groups, in order to inherit and carry forward the Chinese traditional culture, Android and iOS system were taken as the design platform, combining the couplet culture and modern science and technology in an organic whole based on the study of name-embedded couplet generation algorithm. The users were allowed to get personalized couplet belong to themselves conveniently and quickly by mobile platform. The name-embedded couplet creation software was expounded in the following areas: design concept, …

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A Study On The Improvement Of Data Collection In Data Centers And Its Analysis On Deep Learning-Based Applications, Dipak Kumar Singh Jun 2020

A Study On The Improvement Of Data Collection In Data Centers And Its Analysis On Deep Learning-Based Applications, Dipak Kumar Singh

LSU Doctoral Dissertations

Big data are usually stored in data center networks for processing and analysis through various cloud applications. Such applications are a collection of data-intensive jobs which often involve many parallel flows and are network bound in the distributed environment. The recent networking abstraction, coflow, for data parallel programming paradigm to express the communication requirements has opened new opportunities to network scheduling for such applications. Therefore, I propose coflow based network scheduling algorithm, Coflourish, to enhance the job completion time for such data-parallel applications, in the presence of the increased background traffic to mimic the cloud environment infrastructure. It outperforms …

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Probing Counterion Condensation Phenomena In Nanostructured Thin Film Block Copolymer And Random Copolymer Electrolytes, Qi Lei Jun 2020

Probing Counterion Condensation Phenomena In Nanostructured Thin Film Block Copolymer And Random Copolymer Electrolytes, Qi Lei

LSU Doctoral Dissertations

This dissertation describes advanced metrology and molecular dynamics simulations for quantifying counterion condensation in block copolymer electrolyte thin films. The fraction of condensed counterions (fc) were quantified in nanostructured block copolymer electrolyte (BCE) and random copolymer electrolyte (RCE) thin films with new and established experimental techniques. The transition between the osmotic-controlled regime and condensation-controlled regime in BCEs and RCEs was identified using solution uptake measurements via a quartz crystal microbalance (QCM) and environmental grazing incidence small-angle x-ray scattering (GI-SAXS). The activity coefficients of ions in thin film were quantified experimentally and these values matched predictions from Manning’s Theory …

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Para(Noia)Metric: Architecture Beyond The Edge Of Rationality, Marwan Halabi Jun 2020

Para(Noia)Metric: Architecture Beyond The Edge Of Rationality, Marwan Halabi

Architecture and Planning Journal (APJ)

Nowadays, efforts are being tremendously put in order to facilitate opportunities for the fourth industrial revolution to play a real role in the destiny of architectural design and construction. Parametric design and digital fabrication are some of the tools that have been contributing in this uprising for the last two decades. The amount of solutions developed so far has, sometimes out of curiosity, been used in alternative ways that occasionally lead to highly appreciated outcomes, and sometimes immersed us in worlds of rationally controlled complexities that might be not so useful. Some of the highly sophisticated computational design processes strengths …

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Optimum Windbreaker To Reduce Wind Tunnel Effect On Occupant Comfort At Pedestrian Level (A Case Study Of Bau Building In Tripoli), Dima Khoder Merhy, Nabil Mohareb, Mostafa R. A. Khalifa Jun 2020

Optimum Windbreaker To Reduce Wind Tunnel Effect On Occupant Comfort At Pedestrian Level (A Case Study Of Bau Building In Tripoli), Dima Khoder Merhy, Nabil Mohareb, Mostafa R. A. Khalifa

Architecture and Planning Journal (APJ)

Shape, size, building orientation and its interaction with the surrounding buildings can cause wind tunnel that affect the pedestrian comfort. This paper aims to select the optimum windbreaker height and thickness for reducing the effect of wind tunnels on pedestrian comfort, by selecting the building of Beirut Arab University (BAU)-Tripoli campus as a case study. Different alternative designs have been simulated and compared with the comfort criteria of pedestrians to conclude the optimum solution that can be adapted on the selected building and on any other cases that have similar characteristics.

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Enhancing Pedestrian Flow In Public Space Through User Segregation, Ali Sedki, Farah Iaali Jun 2020

Enhancing Pedestrian Flow In Public Space Through User Segregation, Ali Sedki, Farah Iaali

Architecture and Planning Journal (APJ)

This paper attempts to improve the pedestrian flow in the public space of Yaacoub El-Labban Square in El-Mina district, Triopoli, North Lebanon. The new understanding of urban planning aimed to promoting pedestrian movement while restricting the unnecessary use of vehicles. It is presumed that the presence or absence of vehicular activity can affect the motion and mobility of pedestrians in a certain zone. Consequently, this study, first, run a Space Syntax interpretation using DepthMap analyses for the chosen case study in order to understand how pedestrian movement can be promoted and increased through user segregation, and, additionally, restrictive use of …

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Employing Sustainable Development Concepts To Revitalize The Historic Urban Quarter Of Al-Muizz Street, Cairo, Egypt, Baher Ismail Farahat Jun 2020

Employing Sustainable Development Concepts To Revitalize The Historic Urban Quarter Of Al-Muizz Street, Cairo, Egypt, Baher Ismail Farahat

Architecture and Planning Journal (APJ)

Historical preservation helps keep communities beautiful, vibrant and livable, and gives people a stake in their surroundings, for the fact that such historical and valuable places provide a sense of stability and a tangible link with the past (historichawaii.org Feb.2020). Historical places constitute a valuable front for cities with a well-known identity that lasted for centuries. Focusing on developing these places to ensure their sustainability and preserving their history constitutes a mission that has impact not only on the urban environment but also on people using it. Fundamentally, cities bring creative and productive people together helping them to do what …

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Saving The Memories In The Framework Of Social Heritage Conservation In Egyptian Villages, Dalia Shebl Said Jun 2020

Saving The Memories In The Framework Of Social Heritage Conservation In Egyptian Villages, Dalia Shebl Said

Architecture and Planning Journal (APJ)

Social memories is a part of our heritage. One of the complex challenges which facing our intangible heritage is how to deal to various forms of social meaning, special memories that form a distinguished culture in our community. Social heritage is heavily related to three factors; time, place and human. The research takes a case study Al-Shakluba village that focuses on the non-materialistic aspects of social and culture heritage that increases recognition with intangible values and plays an important role that how people interact with social and cultural environments and the importance of these values that impact on the ways …

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Techno-Economic Analysis Of Using Pv Curtain Walls In Hot Arid Environmentcase Study; Mixed-Use Building, Jeddah, Ksa, Abdelaziz Farouk A. Mohamed, Ahmed T. Elfakgarany Jun 2020

Techno-Economic Analysis Of Using Pv Curtain Walls In Hot Arid Environmentcase Study; Mixed-Use Building, Jeddah, Ksa, Abdelaziz Farouk A. Mohamed, Ahmed T. Elfakgarany

Architecture and Planning Journal (APJ)

Nowadays the world no longer has a choice to reduce the dependency of non-renewable energy resources, especially in buildings. This type of energy like fossil fuel is responsible for global warming and the climate change phenomenon. The construction industry has to depend on renewable energy to improve environmental impacts while operating the buildings. The most promising technologies for buildings are photovoltaic panels system which converts solar radiation into electricity without harming the environment. PV system is not only used as top-roof panels but also it can play an important role in the exterior building cladding and in curtain wall system …

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Experiential Learning Based Biophilic Design, Marwa Charkas Jun 2020

Experiential Learning Based Biophilic Design, Marwa Charkas

Architecture and Planning Journal (APJ)

Capturing nature-related values is the cornerstone in postmodern theories of architecture. Approaches like, sustainable, ecological, environmental, green …. etc, are labeling most of architectural interventions now. However, ‘Biophilic Architecture’ stands as one of these concepts that reflects a new perspective for linking the nature to architecture. The applications of this concept are accelerating among different building types and it has profound impacts on articulating the vocabulary of the used architecture. Schools are among building types that witness profound changes in architectural expressions due to radical developments in pedagogical theories. Experiential learning is one of the emerging approaches for preschoolers. It …

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Investigating The Relationship Between User's Densities And Functions Distribution On Mediterranean Waterfronts: Statistical Analysis Approach, Sima El-Cheikh, Mary Felix, Nabil Mohareb, Ibtihal Y. El-Bastawissi Jun 2020

Investigating The Relationship Between User's Densities And Functions Distribution On Mediterranean Waterfronts: Statistical Analysis Approach, Sima El-Cheikh, Mary Felix, Nabil Mohareb, Ibtihal Y. El-Bastawissi

Architecture and Planning Journal (APJ)

The type of buildings and activities along the waterfronts have to stimulate the interactivity between public spaces and their users to reach the desired comfort, enjoyment and appropriate densities. This study is part of a continuing research and it aims to highlight the spatial relationship between the type of buildings and the densities on cities waterfronts of the Mediterranean Sea. It undertakes three case studies with different economic and touristic levels. It is a top-bottom approach that analyzes the existing population densities on waterfronts and the surrounding building functions. This paper uses quantitative analysis based on spatial statistics along each …

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The Efficiency Of Rainwater Harvesting Systems In The Lebanese Coastal Zone, Kareem Galal Jun 2020

The Efficiency Of Rainwater Harvesting Systems In The Lebanese Coastal Zone, Kareem Galal

Architecture and Planning Journal (APJ)

Water conservation is one of the most important trends within sustainable applications in the world today. The global fresh water demand has increased by 1% per year since the 1980s, and it is estimated that it will continue increasing at this rate until 2050. Therefore, utilizing the available rain water has become a vital parameter for most of the world's countries that lie within the water demand red-zone. Lebanon is moving toward the water demand red-zone rapidly, which has prompted the consideration of rain water harvesting (RWH) systems in the last ten years. The variety in precipitation in the different …

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Enhancing Undergraduate Architectural Education (Scale 1 To 1 Design - Build Method), Mostafa Khalifa, Mostafa El Hefnawi Jun 2020

Enhancing Undergraduate Architectural Education (Scale 1 To 1 Design - Build Method), Mostafa Khalifa, Mostafa El Hefnawi

Architecture and Planning Journal (APJ)

On 1997, the board of RIBA – Royal Institute of Britch Architects – highly recommended “experimental learning” or “learning by doing” methods in design studio teaching in architecture as a “practicum”. (Wallis, 2005) Although practicum is the task of learning architecture as practice, most of practicum teaching applications in architectural education are either in postgraduate level or in extra curriculum activities. Based on international studies on Design-Build educations, teaching experience and observation of fresh graduates and junior architects, there is still a shortage between design and execution in undergraduate education level, students faces many problems during project implementation phase in …

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Development Trend Of Next Generation 3d Graphics Engines, Zhao Wei, Mao Ping, Fanyu Shen Jun 2020

Development Trend Of Next Generation 3d Graphics Engines, Zhao Wei, Mao Ping, Fanyu Shen

Journal of System Simulation

Abstract: The development, relationship and differences between game engine and virtual reality engine were introduced, a joint name of 3D graphics engine was proposed. The bottlenecks and shortages of scene management, geometry model creating, physics simulation, lighting, shading, etc. were analyzed by synthetically considering the advancements in computer hardware, softwares and simulation theories, etc.. The development demands and trends were researched, the Concept of adaptive multi-thread shading technology, advanced real-time dynamic deformation technology, integrated collision detection technology, independent of the collision process technology were proposed for the first time, and a brief features description of these concepts were give, it …

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