Recent Reviews on Machine Vision-Based 3D Reconstruction

Author(s):  
Hongxin Zhang ◽  
Shaowei Ma ◽  
Meng Li ◽  
Hanghang Jiang ◽  
Jiaming Li

Background: In machine vision, the 3D reconstruction is widely used in medical system, autonomous navigation, aviation and remote sensing measurement, industrial automation and other fields, and the demand for reconstruction precision is significantly highlighted. Therefore, the 3D reconstruction is of great research value and will be an important research direction in the future. Objective: By reviewing the latest development and patent of 3D reconstruction, this paper provides references to researchers in related fields. Methods: Machine vision-based 3D reconstruction patents and literatures were analyzed from the aspects of the algorithm, innovation and application. Among them, there are more than 30 patents and nearly 30 literatures in the past ten years. Results: Researches on machine vision-based 3D reconstruction in recent 10 years are reviewed, and the typical characteristics were concluded. The main problems in its development were analyzed, the development trend was foreseen, and the current and future research on the productions and patents related to machine vision-based 3D reconstruction is discussed. Conclusion: The reconstruction result of binocular vision and multi-vision is better than monocular vision in most cases. Current researches of 3D reconstruction focus on robot vision navigation, intelligent vehicle environment sensing system and virtual reality. The aspects that need to be improved in the future include: improving robustness, reducing computational complexity, and reducing operating equipment requirements, and so on. Furthermore, more patents on machine vision-based 3D reconstruction also should be invented.

2021 ◽  
Vol 15 ◽  
Author(s):  
Yanling Zhao ◽  
Jiashuo Zhang

Background: Bearing has been widely used in automotive, aerospace, electronics industry, and other fields.Its pre-tightening technology is one of the most critical technologies. It has an important influence on the accuracy, speed, stiffness, and temperature rise of the spindle. Proper pre-tightening force can eliminate bearing clearance and improve machining accuracy and efficiency of machine tools. Therefore, the development trend of bearing pre-tightening mechanism has been paid more and more attention. Objective: In order to improve the processing efficiency and processing accuracy of the bearing system, the structure and function of the bearing pre-tensioning device are continuously enhanced. Methods: This paper retraces various current representative patents relative to the mechanism of bearing pre-tightening. Results: Through the investigation of several patents of bearing pre-tightening devices, the principles and effects of different bearing pre-tightening devices are classified and reviewed. Besides, the future development trend of bearing pre-tightening devices is discussed. Conclusion: The optimization of the bearing pre-tightening device is conducive to improving processing efficiency and quality. A controllable pre-tightening force is the research direction, and more related patents will be invented in the future.


Author(s):  
Chaofeng Pan ◽  
Aibao Huang ◽  
Long Chen ◽  
Yingfeng Cai ◽  
Liao Chen ◽  
...  

Adaptive cruise control (ACC) is an important part of the advanced driver assistance system (ADAS), which aims to improve the user’s driving experience by reducing their manual operation and optimizing the vehicles’ performance such as economy, comfort, and safety. With the gradual maturity of research on ACC, it presents various development trends. Among them, ecological adaptive cruise control (EACC) has great development potential in reducing emissions and improving driving range in internal combustion engine vehicles (ICEVs), hybrid electric vehicles (HEVs), and electric vehicles (EVs). This paper firstly reviews the components of classic ACC. Then the main design methods, research hotspots, and development trends of EACC for HEVs and EVs are introduced in detail. This paper not only provides a comprehensive analysis of EACC design and application in different type of vehicles but also forecasts the future research direction and trend, expecting to promote the further development of EACC efficiently.


2015 ◽  
Vol 744-746 ◽  
pp. 1902-1905
Author(s):  
Shou Wen Ji ◽  
Qiu Xing Feng

The article researches on the development model of the National Public Information Sharing Platform for Transportation& Logistics (LOGINK), in which the author introduces the function orientation of the LOGINK. Based on the current development status of the platform, the article predicts the development trend in the future. Then, it analyzed the necessary of the transformation of the LOGINK’s development model. In order to ensure the sustainable development of the platform, this paper proposes that the development model should be changed from “Charity” to “Charity + Appreciation”. Lastly, the article gives a plan about the service model and profit model of the platform in the future.


2011 ◽  
Vol 368-373 ◽  
pp. 3672-3675
Author(s):  
Xiao Hua Guo ◽  
Lei Zhang

This paper discusses the development trend of urban residences in the future from residential energy conservation, sustainable development, ecologicalization, intelligentalization, and the way to fit for the demands of aging society, in order to offer a reference for seeking the construction pattern of comfortable, healthy and environmental protection residences and the development of such residences, and to make the residential construction in our country better satisfy the consistently increased residential requirements of people.


Author(s):  
Jingang Jiang ◽  
Qiyun Tan ◽  
Xiaoyang Yu ◽  
Dianhao Wu ◽  
Liang Yao

Background: As a kind of bionic robot, the bionic water strider robot can achieve sliding, jumping and other movements on the water surface, with advantages of small size, light weight, flexible movements and other characteristics. It can detect the quality of water, investigate and search the water surface and perform some other operations. It has a very broad range of applications and development prospects. Therefore, the trend of biomimetic water strider robot is catching more and more attention. Objective: To provide an overview of the bionic water strider robot and introduce their classification, characteristics and development. Methods: This paper reviews various productions and patents related to the bionic water strider robot from 2003 to the present. The sources of the papers include: CNKI, Wanfang, Patent publication announcement in China, Web of Science, IEEE, Elsevier, Springer-Verlag, Espacenet, FPO IP Research amp; Communities. To obtain the results, endnote is used for documentation and citesapce was used for visual analysis. Results: The mechanical structure of existing bionic water strider robots is analyzed and compared. The typical characteristics are concluded. The main problems in its development are analyzed and the development trend is foreseen. The current and future research of the productions and patents on the bionic water strider robot are discussed. Conclusion: The optimization and development of the structure of the bionic water strider robot and the development of associated components help to improve the simulation of the water strider's motion and to perform better on task in a complex water surface environment. In the future, with the deepening and improvement of the research, the bionic water strider robot will develop towards miniaturization, intelligence and integration.


2013 ◽  
Vol 694-697 ◽  
pp. 790-794
Author(s):  
Shun Xin Liu ◽  
You Han Guo

In view of the massive transmission lines suffered disaster of ice coating at the beginning of 2008 in south China. In this paper, several typical schemes for the prevention and treatment of ice coating occurred in power networks home and abroad are analyzed. Common melting ice methods can be divided into three kinds: thermal ice-melting, mechanical de-icing and new de-icing. This paper describes a 500 kV transmission line and analyses each of these measures briefly. At the same time, the advantages and disadvantages of various measures and their applications were summarized. At last, the development trend and the research direction were pointed out.


2013 ◽  
Vol 423-426 ◽  
pp. 1819-1822
Author(s):  
Cui Xian Xuan ◽  
Yong Jian Gong ◽  
Qiang Li

This paper summarizes research progress of 3D style design based on sketching, especially focuses on 3D modeling method based on sketching, 3D stroke fitting. The future research direction on multi-strokes fitting and the use of digital pen pressure and other information for style design are proposed.


2011 ◽  
Vol 201-203 ◽  
pp. 388-392 ◽  
Author(s):  
Jian Liang Lin ◽  
Rui Miao ◽  
Zhi Bin Jiang ◽  
Li Ya Wang

The service-oriented manufacturing is a new advanced manufacturing model, which combines service and manufacturing intensively. Firstly, this paper elaborates the origin of service-oriented manufacturing and the concept of “product system”. Then, it analyzes the characters and value of service-oriented manufacturing. At last, several key directions of future research in service-oriented manufacturing are proposed.


2014 ◽  
Vol 687-691 ◽  
pp. 2280-2283
Author(s):  
Yi Fei Zhang ◽  
Yu Huan Ji

The development of internet of things in recent years is firstly introduced in this paper, it points out that the internet of things has been used extensively in multi-domain not only because height attention in many countries, but also because of the high-speed development of technology. After that, the emphasis of this paper is to expound and analyze the actual applications of internet of things in several specific areas of social production and life nowadays. Finally, this paper points out the strengths of internet of things development in china, and looks forward to the development trend of internet of things and the life vision in the future.


Author(s):  
Guoyou Yue ◽  
Boonsub Panichakarn

Objective - The purpose of this paper is to find out the key research direction and disaster relief optimization method of governments and organizations at all levels in Guangxi to deal with tropical cyclone disasters. Methodology/Technique - In terms of research methods, most of the research results focus on the qualitative research of emergency logistics, and the results of quantitative research are relatively few, but there are many kinds of quantitative calculation methods. In terms of focus, the optimization methods of emergency supplies dispatching are studied more, but the forecast results of emergency supplies requirements are less. Finding - Through literature survey method and in-depth interview method, the research status of emergency logistics is reviewed and analyzed in four aspects: tropical cyclone disaster, basic theory and method of emergency logistics, emergency supplies requirements prediction and emergency supplies dispatching. Through literature combing, there are three main aspects of the discovery. In terms of disaster types, most of the existing research results pay more attention to earthquake, flood and other natural disasters emergency logistics treatment, the results of emergency logistics treatment for tropical cyclone disasters are less, and the results of emergency logistics treatment for tropical cyclone disasters in Guangxi are fewer. Novelty - By comparing and determining the future research direction of this study, we focus on the formation law of tropical cyclone disaster chain in Guangxi, the optimization treatment methods and practical applications of emergency supplies requirements prediction and emergency supplies dispatching. The research results provide theoretical and methodological guidance for governments and organizations at all levels in Guangxi to carry out tropical cyclone disaster relief, and also point out the research direction and focus for further research in the future. Type of Paper - Empirical. Keywords: Emergency Logistics; Tropical Cyclone Disasters; Emergency Supplies Requirements; Emergency Supplies Dispatching; Guangxi JEL Classification: N7, Q54. URI: http://gatrenterprise.com/GATRJournals/GJBSSR/vol9.2_3.html DOI: https://doi.org/10.35609/gjbssr.2021.9.2(3) Pages 128 – 142


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