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The aim of this work is to develop an approach that enables Unmanned Aerial System (UAS) to efficiently learn to navigate in large-scale urban environments and transfer their acquired expertise to novel environments. To achieve this, we…

Robotics · Computer Science 2025-03-21 Yuci Han , Charles Toth , Alper Yilmaz

Integrating General Models (GMs) such as Large Language Models (LLMs), with Specialized Models (SMs) in autonomous driving tasks presents a promising approach to mitigating challenges in data diversity and model capacity of existing…

Robotics · Computer Science 2025-09-03 Ren Xin , Hongji Liu , Xiaodong Mei , Wenru Liu , Maosheng Ye , Zhili Chen , Jun Ma

This paper lays down a proposal of protocol named DREAM_OLSR. The protocol has been developed so as to effect current OLSR (RFC 3626) [4] protocol. The protocol establishes an optimized solution hence the name has been manipulated from Open…

Networking and Internet Architecture · Computer Science 2013-05-15 Gurpreet Singh Saini , Ashish Kots , Manoj Kumar

Graph neural networks (GNNs) provide a powerful and scalable solution for modeling continuous spatial data. However, they often rely on Euclidean distances to construct the input graphs. This assumption can be improbable in many real-world…

Machine Learning · Computer Science 2023-02-20 Konstantin Klemmer , Nathan Safir , Daniel B. Neill

Deep reinforcement learning (DRL) has been widely used in many important tasks of communication networks. In order to improve the perception ability of DRL on the network, some studies have combined graph neural networks (GNNs) with DRL,…

Cryptography and Security · Computer Science 2025-01-22 Xuzeng Li , Tao Zhang , Jian Wang , Zhen Han , Jiqiang Liu , Jiawen Kang , Dusit Niyato , Abbas Jamalipour

Graph Neural Networks (GNNs) are widely used for graph representation learning in many application domains. The expressiveness of vanilla GNNs is upper-bounded by 1-dimensional Weisfeiler-Leman (1-WL) test as they operate on rooted subtrees…

Machine Learning · Computer Science 2024-01-10 Jiaxing Xu , Aihu Zhang , Qingtian Bian , Vijay Prakash Dwivedi , Yiping Ke

Large language models (LLMs) are advanced AI systems applied across various domains, including NLP, information retrieval, and recommendation systems. Despite their adaptability and efficiency, LLMs have not been extensively explored for…

Artificial Intelligence · Computer Science 2025-07-08 Harshith Manjunath , Lucas Heublein , Tobias Feigl , Felix Ott

Most of the routing algorithms for unmanned vehicles, that arise in data gathering and monitoring applications in the literature, rely on the Global Positioning System (GPS) information for localization. However, disruption of GPS signals…

Robotics · Computer Science 2017-12-21 Kaarthik Sundar , Sohum Misra , Sivakumar Rathinam , Rajnikant Sharma

Graph representation learning (GRL) methods, such as graph neural networks and graph transformer models, have been successfully used to analyze graph-structured data, mainly focusing on node classification and link prediction tasks.…

Machine Learning · Computer Science 2023-08-21 Van Thuy Hoang , O-Joun Lee

We establish a bridge between spectral clustering and Gromov-Wasserstein Learning (GWL), a recent optimal transport-based approach to graph partitioning. This connection both explains and improves upon the state-of-the-art performance of…

Machine Learning · Computer Science 2021-03-04 Samir Chowdhury , Tom Needham

The primary objective of this research work is to study and investigate the performance measures of Gossip Routing protocol and Energy Efficient and Reliable Adaptive Gossip routing protocols. We use TCP and CBR based traffic models to…

Distributed, Parallel, and Cluster Computing · Computer Science 2011-06-08 S. Rajeswari , Y. Venkataramani

Can we improve the modeling of urban land surface processes with machine learning (ML)? A prior comparison of urban land surface models (ULSMs) found that no single model is 'best' at predicting all common surface fluxes. Here, we develop…

Machine Learning · Computer Science 2022-03-16 David Meyer , Sue Grimmond , Peter Dueben , Robin Hogan , Maarten van Reeuwijk

Undirected graphical models have been successfully used to jointly model the spatial and the spectral dependencies in earth observing hyperspectral images. They produce less noisy, smooth, and spatially coherent land cover maps and give top…

Computer Vision and Pattern Recognition · Computer Science 2018-12-05 Utsav B. Gewali , Sildomar T. Monteiro

Pairwise network models such as the Gaussian Graphical Model (GGM) are a powerful and intuitive way to analyze dependencies in multivariate data. A key assumption of the GGM is that each pairwise interaction is independent of the values of…

Methodology · Statistics 2020-02-14 Jonas Haslbeck , Denny Borsboom , Lourens Waldorp

We present a framework for simulating signal propagation in geometric networks (i.e. networks that can be mapped to geometric graphs in some space) and for developing algorithms that estimate (i.e. map) the state and functional topology of…

Disordered Systems and Neural Networks · Physics 2010-06-23 Marius Buibas , Gabriel A. Silva

Unsupervised/self-supervised graph neural networks (GNN) are vulnerable to inherent randomness in the input graph data which greatly affects the performance of the model in downstream tasks. In this paper, we alleviate the interference of…

Machine Learning · Computer Science 2023-08-14 Yifei Wang , Yupan Wang , Zeyu Zhang , Song Yang , Kaiqi Zhao , Jiamou Liu

With the improvement in the quantity and quality of remote sensing images, content-based remote sensing object retrieval (CBRSOR) has become an increasingly important topic. However, existing CBRSOR methods neglect the utilization of global…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Linping Zhang , Yu Liu , Xueqian Wang , Gang Li , You He

Rule-based fine-grained IP geolocation methods are hard to generalize in computer networks which do not follow hypothetical rules. Recently, deep learning methods, like multi-layer perceptron (MLP), are tried to increase generalization…

Machine Learning · Computer Science 2023-04-18 Shichang Ding , Xiangyang Luo , Jinwei Wang , Xiaoming Fu

Geospatial Information Systems are used by researchers and Humanitarian Assistance and Disaster Response (HADR) practitioners to support a wide variety of important applications. However, collaboration between these actors is difficult due…

The fracture characterization using a geostatistical tool with conditioning data is a computationally efficient tool for subsurface flow and transport applications. The main objective of the paper is to propose a framework of geostatistical…

Computational Engineering, Finance, and Science · Computer Science 2020-03-04 Yerlan Amanbek , Timur Merembayev , Sanjay Srinivasan