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Training deep models for semantic scene completion (SSC) is challenging due to the sparse and incomplete input, a large quantity of objects of diverse scales as well as the inherent label noise for moving objects. To address the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Zhaoyang Xia , Youquan Liu , Xin Li , Xinge Zhu , Yuexin Ma , Yikang Li , Yuenan Hou , Yu Qiao

The integration of machine learning (ML) has significantly enhanced the capabilities of Earth Observation (EO) systems by enabling the extraction of actionable insights from complex datasets. However, the performance of data-driven EO…

Modeling spatial relationship in the data remains critical across many different tasks, such as image classification, semantic segmentation and protein structure understanding. Previous works often use a unified solution like relative…

Machine Learning · Computer Science 2022-11-24 Minghao Xu , Yuanfan Guo , Yi Xu , Jian Tang , Xinlei Chen , Yuandong Tian

Semantic communication, when examined through the lens of joint source-channel coding (JSCC), maps source messages directly into channel input symbols, where the measure of success is defined by end-to-end distortion rather than traditional…

Information Theory · Computer Science 2024-07-09 Tze-Yang Tung , Homa Esfahanizadeh , Jinfeng Du , Harish Viswanathan

Most current semantic segmentation approaches fall back on deep convolutional neural networks (CNNs). However, their use of convolution operations with local receptive fields causes failures in modeling contextual spatial relations. Prior…

Computer Vision and Pattern Recognition · Computer Science 2020-05-20 Lichao Mou , Yuansheng Hua , Xiao Xiang Zhu

The cosmological case for a next generation radio observatory, the Square Kilometer Array, is discussed and reviewed. An instrument like the SKA would be able to measure galaxy redshifts of normal late-type galaxies, via the 21 cm line of…

Astrophysics · Physics 2007-05-23 Rien van de Weygaert , Tjeerd S. van Albada

In order to meet its cutting-edge scientific objectives, the Square Kilometre Array (SKA) telescope requires high-precision frequency references to be distributed to each of its antennas. The frequency references are distributed via…

Instrumentation and Methods for Astrophysics · Physics 2017-06-20 David Gozzard , Sascha Schediwy , Richard Dodson , Maria Rioja , Mike Hill , Brett Lennon , Jock McFee , Peter Mirtschin , Jamie Stevens , Keith Grainge

In this decade astronomy is undergoing a paradigm shift to handle data from next generation observatories such as the Square Kilometre Array (SKA) or the Vera C. Rubin Observatory (LSST). Producing real time data streams of up to 10 TB/s…

Instrumentation and Methods for Astrophysics · Physics 2021-09-23 Michael A. C. Johnson , Marcus Paradies , Marta Dembska , Kristen Lackeos , Hans-Rainer Klöckner , David J. Champion , Sirko Schindler

Effective oil spill segmentation in Synthetic Aperture Radar (SAR) images is critical for marine oil pollution cleanup, and proper image representation is helpful for accurate image segmentation. In this paper, we propose an effective oil…

Computer Vision and Pattern Recognition · Computer Science 2023-05-01 Fang Chen , Heiko Balzter , Peng Ren , Huiyu Zhou

Spatial-query-by-sketch is an intuitive tool to explore human spatial knowledge about geographic environments and to support communication with scene database queries. However, traditional sketch-based spatial search methods perform…

Computer Vision and Pattern Recognition · Computer Science 2022-02-11 Danhuai Guo , Shiyin Ge , Shu Zhang , Song Gao , Ran Tao , Yangang Wang

The new generation radio telescopes, such as the Square Kilometre Array (SKA), are expected to reach sufficient sensitivity and resolution to provide large number densities of resolved faint sources, and therefore to open weak gravitational…

Instrumentation and Methods for Astrophysics · Physics 2022-04-12 Marzia Rivi , Lance Miller

Semantic Change Detection (SCD) refers to the task of simultaneously extracting the changed areas and the semantic categories (before and after the changes) in Remote Sensing Images (RSIs). This is more meaningful than Binary Change…

Computer Vision and Pattern Recognition · Computer Science 2024-02-23 Lei Ding , Jing Zhang , Kai Zhang , Haitao Guo , Bing Liu , Lorenzo Bruzzone

Satellite-terrestrial communications are severely constrained by high path loss, limited spectrum resources, and time-varying channel conditions, rendering conventional bit-level transmission schemes inefficient and fragile, particularly in…

Information Theory · Computer Science 2026-03-04 Jinghong Huang , Mengying Sun , Xiaodong Xu , Jianchi Zhu , Zechuan Fang , Jingxuan Zhang , Ruichen Zhang , Chen Dong , Ping Zhang , Dusit Niyato

Cloud infrastructure provides computing services where computing resources can be adjusted on-demand. However, the adoption of cloud infrastructures brings concerns like reliance on the service provider network, reliability, compliance for…

Networking and Internet Architecture · Computer Science 2020-03-03 Aaqif Afzaal Abbasi , Shahab Shamshirband , Mohammed A. A. Al-qaness , Almas Abbasi , Nashat T. AL-Jallad , Amir Mosavi

This work investigates the use of deep fully convolutional neural networks (DFCNN) for pixel-wise scene labeling of Earth Observation images. Especially, we train a variant of the SegNet architecture on remote sensing data over an urban…

Computer Vision and Pattern Recognition · Computer Science 2016-09-23 Nicolas Audebert , Bertrand Le Saux , Sébastien Lefèvre

Assigning geospatial objects with specific categories at the pixel level is a fundamental task in remote sensing image analysis. Along with rapid development in sensor technologies, remotely sensed images can be captured at multiple spatial…

Computer Vision and Pattern Recognition · Computer Science 2021-11-05 Libo Wang , Ce Zhang , Rui Li , Chenxi Duan , Xiaoliang Meng , Peter M. Atkinson

Spiking neural networks (SNNs), inspired by the spiking behavior of biological neurons, offer a distinctive approach for capturing the complexities of temporal data. However, their potential for spatial modeling in multivariate time-series…

Machine Learning · Computer Science 2025-08-19 Bang Hu , Changze Lv , Mingjie Li , Yunpeng Liu , Xiaoqing Zheng , Fengzhe Zhang , Wei cao , Fan Zhang

We introduce the Structured Knowledge Accumulation (SKA) framework, which reinterprets entropy as a dynamic, layer-wise measure of knowledge alignment in neural networks. Instead of relying on traditional gradient-based optimization, SKA…

Machine Learning · Computer Science 2025-03-19 Bouarfa Mahi Quantiota

In the evolving landscape of artificial intelligence, multimodal and Neuro-Symbolic paradigms stand at the forefront, with a particular emphasis on the identification and interaction with entities and their relations across diverse…

Artificial Intelligence · Computer Science 2023-06-12 Silvan Ferreira , Allan Martins , Ivanovitch Silva

In recent years, the surge in unstructured data analysis, facilitated by advancements in Machine Learning (ML), has prompted diverse approaches for handling images, text documents, and videos. Analysts, leveraging ML models, can extract…

Databases · Computer Science 2024-04-08 Akash Mittal , Anshul Bheemreddy , Huili Tao
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