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Muquan Zou, Lizhen Wang, Pingping Wu and Vanha Tran
A co-location pattern is a set of spatial features whose instances are frequently correlated to each other in space. Its mining models always consist of two essential steps. One step is to generate neighbor relationships between spatial instances, and an...
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Jianting Yang, Kongyang Zhao, Muzi Li, Zhu Xu and Zhilin Li
Automated generalization of road network data is of great concern to the map generalization community because of the importance of road data and the difficulty involved. Complex junctions are where roads meet and join in a complicated way and identifying...
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Liangchen Zhou, Wenjie Lian, Yudi Zhang and Bingxian Lin
Topological distortion seriously affects spatial cognition. To solve this problem caused by the integration of vector features in discrete global grid systems (DGGs), a topology-preserving gridding method for vector features is proposed. The method propo...
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Litao Han, Hu Qiao, Zeyu Li, Mengfan Liu and Pengfei Zhang
Indoor space information is the basis of indoor location services such as indoor navigation, path planning, emergency evacuation, etc. Focusing on indoor navigation needs, this paper proposes a fast construction algorithm for a complex indoor space topol...
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Xudong Li, Lizhen Wu, Yifeng Niu and Aitong Ma
Multi-UAV cooperative systems are highly regarded in the field of cooperative multi-target localization and tracking due to their advantages of wide coverage and multi-dimensional perception. However, due to the similarity of target visual characteristic...
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Sanjay Mishra
Pág. 395 - 399
The aims of this paper is to introduce new approach of separate sets, disconnected sets and connected sets called a- t-separate sets, a- t-disconnected sets and a- t-connected sets of topological spaces with the help of a-open and a-closed sets. On the b...
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Subramanian Nagarajan, Umakanta Misra
Pág. 739 - 745
In this paper we introduce the strongly generalized difference sequence spaces of modulus function and is a non-negative four dimensional matrix of complex numbers and (pi(mn)) is a sequence of positive real numbers. We also give natural relationship bet...
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Chen Zhang, Ming Tang and Yehua Sheng
Sketch maps are an abstract and conceptual expression of humans? cognition of geographic space. Humans perceive geographical space at different spatial scales. However, few researchers have considered the spatial relationships of geographic elements in s...
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Tian Wang, Zhenbo Liu, Jixing Li, Yu Liu, Xingyu Ma and Jiong Yang
Manually preparing the data for the analysis of the calculation of a pipe network of air-cooled turbine blades is inefficient. In this paper, a method to adaptively divide the blade model and extract data of the flow units is proposed. In this method, th...
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Jiawei Kang, Shangwen Yang, Xiaoxuan Shan, Jie Bao and Zhao Yang
Exploring the delay causality between airports and comparing the delay propagation patterns across different airport networks is critical to better understand delay propagation mechanisms and provide effective delay mitigation strategies. A novel attenti...
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Xuming Ge, Jingyuan Zhang, Bo Xu, Hao Shu and Min Chen
This paper proposes an efficient approach for the plane segmentation of indoor and corridor scenes. Specifically, the proposed method first uses voxels to pre-segment the scene and establishes the topological relationship between neighboring voxels. The ...
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Lingzhi Yin and Yafei Wang
The internal structure and operation rules of railway network have become increasingly complex along with the expansion of the network, putting a higher demand on the development of the railway and the reliability and adaptability of the railway under ea...
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E. Frutos Bernal, A. Martín del Rey and P. Galindo Villardón
With the growth of cities, urban traffic has increased and traffic congestion has become a serious problem. Due to their characteristics, metro systems are one of the most used public transportation networks in big cities. So, optimization and planning o...
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Hua Jiang, Junfeng Kang, Zhenhong Du, Feng Zhang, Xiangzhi Huang, Renyi Liu and Xuanting Zhang
Faced with the rapid growth of vector data and the urgent requirement of low-latency query, it has become an important and timely challenge to effectively achieve the scalable storage and efficient access of vector big data. However, a systematic method ...
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Ran Zhang, Lei Cao, Yiqing Liu, Ru Guo, Junjie Luo and Ping Shu
Old residential communities are integral parts of urban areas, with their environmental quality affecting residents? well-being. Spontaneous informal spaces (SIS) often emerge within these communities. These are predominantly crafted by the elderly using...
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Chenliang Wang, Kejia Huang and Wenjiao Shi
Increasingly complex vector map applications and growing multi-source spatial data pose a serious challenge to the accuracy and efficiency of vector map visualization. It is true especially for real-time and dynamic scene visualization in mobile augmente...
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Mina Zolfagharkhani and Michael J. Ostwald
An important ?architectural type? in Iranian history is the Yazd courtyard house. This historic building type features a walled boundary that contains a complex pattern of open (to the sky), semi-enclosed and enclosed spaces. The planning of the courtyar...
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Bharat S. Chaudhari, Marco Zennaro and Suresh Borkar
Low power wide area network (LPWAN) is a promising solution for long range and low power Internet of Things (IoT) and machine to machine (M2M) communication applications. This paper focuses on defining a systematic and powerful approach of identifying th...
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Uznir Ujang, Francesc Anton Castro and Suhaibah Azri
In spatial science, the relationship between spatial objects is considered to be a vital element. Currently, 3D objects are often used for visual aids, improving human insight, spatial observations, and spatial planning. This scenario involves 3D geometr...
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