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Network coding and opportunistic routing are two recognized innovative ideas to improve the performance of wireless networks by utilizing the broadcast nature of the wireless medium. In the last decade, there has been considerable research…

Networking and Internet Architecture · Computer Science 2018-03-02 Somayeh Kafaie , Yuanzhu Chen , Octavia A. Dobre , Mohamed Hossam Ahmed

In this paper we introduce a novel Automatic Repeat reQuest (ARQ) scheme for cooperative wireless networks. Our scheme adopts network coding techniques in order to enhance the total bandwidth of the network by minimizing the total number of…

Networking and Internet Architecture · Computer Science 2014-08-26 Angelos Antonopoulos , Christos Verikoukis

This paper investigates the role of global context for crowd counting. Specifically, a pure transformer is used to extract features with global information from overlapping image patches. Inspired by classification, we add a context token…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Guolei Sun , Yun Liu , Thomas Probst , Danda Pani Paudel , Nikola Popovic , Luc Van Gool

Finding inherent or processed links within a dataset allows to discover potential knowledge. The main contribution of this article is to define a global framework that enables optimal knowledge discovery by visually rendering co-occurences…

Social and Information Networks · Computer Science 2018-09-05 Xavier Ouvrard , Jean-Marie Le Goff , Stephane Marchand-Maillet

Context as the dynamic information describing the situation of items and users and affecting the users decision process is essential to be used by recommender systems in mobile commerce to guarantee the quality of recommendation. This paper…

Computers and Society · Computer Science 2009-08-10 Maryam Hosseini-Pozveh , Mohamadali Nematbakhsh , Naser Movahhedinia

Evidential grids have been recently used for mobile object perception. The novelty of this article is to propose a perception scheme using prior map knowledge. A geographic map is considered an additional source of information fused with a…

Robotics · Computer Science 2012-07-05 Marek Kurdej , Julien Moras , Véronique Cherfaoui , Philippe Bonnifait

Due to the rapid growth of internet broadband access and proliferation of modern mobile devices, various types of multimedia (e.g. text, images, audios and videos) have become ubiquitously available anytime. Mobile device users usually…

Information Retrieval · Computer Science 2013-12-24 Feng Xia , Nana Yaw Asabere , Ahmedin Mohammed Ahmed , Jing Li , Xiangjie Kong

We introduce CTCP, a reliable transport protocol using network coding. CTCP is designed to incorporate TCP features such as congestion control, reliability, and fairness while significantly improving on TCP's performance in lossy,…

Networking and Internet Architecture · Computer Science 2013-04-15 MinJi Kim , Jason Cloud , Ali ParandehGheibi , Leonardo Urbina , Kerim Fouli , Douglas Leith , Muriel Medard

The pervasive nature of wireless telecommunication has made it the foundation for mainstream technologies like automation, smart vehicles, virtual reality, and unmanned aerial vehicles. As these technologies experience widespread adoption…

Information Theory · Computer Science 2023-07-21 Jaspreet Kaur , Satyam Bhatti , Olaoluwa R Popoola , Muhammad Ali Imran , Rami Ghannam , Qammer H Abbasi , Hasan T Abbas

Visual storytelling systems generate multi-sentence stories from image sequences. In this task, capturing contextual information and bridging visual variation bring additional challenges. We propose a simple yet effective framework that…

Computation and Language · Computer Science 2024-08-13 Yingjin Song , Denis Paperno , Albert Gatt

While every network node only relays messages in a traditional communication system, the recent network coding (NC) paradigm proposes to implement simple in-network processing with packet combinations in the nodes. NC extends the concept of…

Multimedia · Computer Science 2016-11-15 Enrico Magli , Mea Wang , Pascal Frossard , Athina Markopoulou

Mobile devices have been shipped with multiple wireless network interfaces in order to meet their diverse communication and networking demands. In this paper, we propose an A-GPS assisted scheme that discovers the nearest Wi-Fi network…

Networking and Internet Architecture · Computer Science 2012-01-04 Feng Xia , Wei Zhang , Fangwei Ding , Ruonan Hao

Sixth generation systems are expected to face new security challenges, while opening up new frontiers towards context awareness in the wireless edge. The workhorse behind this projected technological leap will be a whole new set of sensing…

Cryptography and Security · Computer Science 2022-05-19 Arsenia Chorti , Andre Noll Barreto , Stefan Kopsell , Marco Zoli , Marwa Chafii , Philippe Sehier , Gerhard Fettweis , H. Vincent Poor

How do we determine whether two or more clothing items are compatible or visually appealing? Part of the answer lies in understanding of visual aesthetics, and is biased by personal preferences shaped by social attitudes, time, and place.…

Computer Vision and Pattern Recognition · Computer Science 2019-02-13 Guillem Cucurull , Perouz Taslakian , David Vazquez

This paper introduces a federated learning framework that enables over-the-air computation via digital communications, using a new joint source-channel coding scheme. Without relying on channel state information at devices, this scheme…

Information Theory · Computer Science 2024-11-07 Seyed Mohammad Azimi-Abarghouyi , Lav R. Varshney

Contextuality provides a unifying paradigm for nonclassical aspects of quantum probabilities and resources of quantum information. Unfortunately, most forms of quantum contextuality remain experimentally unexplored due to the difficulty of…

Quantum Physics · Physics 2016-03-02 Adán Cabello

The addition of contextual sensors to mobile radiation sensors provides valuable information about radiological source encounters that can assist in adjudication of alarms. This study explores how computer-vision based object detection and…

Signal Processing · Electrical Eng. & Systems 2023-09-14 M. R. Marshall , R. J. Cooper , J. C. Curtis , D. Hellfeld , T. H. Y. Joshi , M. Salathe , K. Vetter

Smart devices generate vast amounts of big data, mainly in the form of sensor data. While allowing for the prediction of many aspects of human behaviour (e.g., physical activities, transportation modes), this data has a major limitation in…

Human-Computer Interaction · Computer Science 2024-09-11 Fausto Giunchiglia , Xiaoyue Li

In recent years, network coding has become one of the most interesting fields and has attracted considerable attention from both industry and academia. The idea of network coding is based on the concept of allowing intermediate nodes to…

Networking and Internet Architecture · Computer Science 2018-01-09 Somayeh Kafaie , Yuanzhu Peter Chen , Octavia A. Dobre , Mohamed Hossam Ahmed

In this paper, we aim to extract commonsense knowledge to improve machine reading comprehension. We propose to represent relations implicitly by situating structured knowledge in a context instead of relying on a pre-defined set of…

Computation and Language · Computer Science 2020-10-20 Kai Sun , Dian Yu , Jianshu Chen , Dong Yu , Claire Cardie