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A novel concept of Joint Source and Channel Sensing (JSCS) is introduced in the context of Cognitive Radio Sensor Networks (CRSN). Every sensor node has two basic tasks: application-oriented source sensing and ambient-oriented channel…

Information Theory · Computer Science 2014-02-25 Huazi Zhang , Zhaoyang Zhang , Xiaoming Chen , Rui Yin

Unmanned Aerial Vehicles (UAVs) have emerged as a key enabler technology for data collection from Internet of Things (IoT) devices. However, effective data collection is challenged by resource constraints and the need for real-time…

Robotics · Computer Science 2026-05-12 Assane Sankara , Daniel Bonilla Licea , Hajar El Hammouti

Interests in digital image processing are growing enormously in recent decades. As a result, different data compression techniques have been proposed which are concerned mostly with the minimization of information used for the…

Image and Video Processing · Electrical Eng. & Systems 2021-12-10 Suman Kunwar

Deep learning based joint source-channel coding (JSCC) has demonstrated significant advancements in data reconstruction compared to separate source-channel coding (SSCC). This superiority arises from the suboptimality of SSCC when dealing…

Machine Learning · Computer Science 2023-08-23 Matin Mortaheb , Mohammad A. Amir Khojastepour , Srimat T. Chakradhar , Sennur Ulukus

We introduce deep joint source-channel coding (DeepJSCC) schemes for image transmission over cooperative relay channels. The relay either amplifies-and-forwards its received signal, called DeepJSCC-AF, or leverages neural networks to…

Signal Processing · Electrical Eng. & Systems 2024-11-11 Chenghong Bian , Yulin Shao , Haotian Wu , Emre Ozfatura , Deniz Gunduz

Resampling detection plays an important role in identifying image tampering, such as image splicing. Currently, the resampling detection is still difficult in recompressed images, which are yielded by applying resampling followed by…

Computer Vision and Pattern Recognition · Computer Science 2019-05-13 Gang Cao , Antao Zhou , Xianglin Huang , Gege Song , Lifang Yang , Yonggui Zhu

Compression of hyperspectral images onboard of spacecrafts is a tradeoff between the limited computational resources and the ever-growing spatial and spectral resolution of the optical instruments. As such, it requires low-complexity…

Image and Video Processing · Electrical Eng. & Systems 2019-07-08 Diego Valsesia , Enrico Magli

Integrating deep learning techniques into the video coding framework gains significant improvement compared to the standard compression techniques, especially applying super-resolution (up-sampling) to down-sampling based video coding as…

Image and Video Processing · Electrical Eng. & Systems 2021-01-19 Man M. Ho , Jinjia Zhou , Gang He

This paper presents a cross channel context model for latents in deep image compression. Generally, deep image compression is based on an autoencoder framework, which transforms the original image to latents at the encoder and recovers the…

Image and Video Processing · Electrical Eng. & Systems 2021-03-05 Changyue Ma , Zhao Wang , Ruling Liao , Yan Ye

Lossy image compression is generally formulated as a joint rate-distortion optimization to learn encoder, quantizer, and decoder. However, the quantizer is non-differentiable, and discrete entropy estimation usually is required for rate…

Computer Vision and Pattern Recognition · Computer Science 2017-09-20 Mu Li , Wangmeng Zuo , Shuhang Gu , Debin Zhao , David Zhang

We present a Deep Image Compression neural network that relies on side information, which is only available to the decoder. We base our algorithm on the assumption that the image available to the encoder and the image available to the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-30 Sharon Ayzik , Shai Avidan

Deep Neural Network (DNN) has gained unprecedented performance due to its automated feature extraction capability. This high order performance leads to significant incorporation of DNN models in different Internet of Things (IoT)…

Machine Learning · Computer Science 2020-10-09 Rahul Mishra , Hari Prabhat Gupta , Tanima Dutta

We consider a wireless node that randomly receives data from different sensor units. The arriving data must be compressed, stored, and transmitted over a wireless link, where both the compression and transmission operations consume power.…

Optimization and Control · Mathematics 2008-07-25 Michael J. Neely , Abhishek Sharma

We explore means to advance source camera identification based on sensor noise in a data-driven framework. Our focus is on improving the sensor pattern noise (SPN) extraction from a single image at test time. Where existing works suppress…

Computer Vision and Pattern Recognition · Computer Science 2020-02-10 Matthias Kirchner , Cameron Johnson

With the development of numbers of high resolution data acquisition systems and the global requirement to lower the energy consumption, the development of efficient sensing techniques becomes critical. Recently, Compressed Sampling (CS)…

Information Theory · Computer Science 2015-06-11 Mohammad Golbabaee , Simon Arberet , Pierre Vandergheynst

Semantic communications (SCs) aim to transmit only the essential information required to perform given tasks, thereby improving communication efficiency. Deep learning-based joint source-channel coding (deep JSCC) has emerged as a promising…

Signal Processing · Electrical Eng. & Systems 2026-04-07 Eunhye Hong , Taewoo Park , Yongjune Kim

In support of applications involving multiview sources in distributed object recognition using lightweight cameras, we propose a new method for the distributed coding of sparse sources as visual descriptor histograms extracted from…

Computer Vision and Pattern Recognition · Computer Science 2016-07-19 Huynh Van Luong , Nikos Deligiannis , Søren Forchhammer , André Kaup

This paper introduces Implicit-JSCC, a novel overfitted joint source-channel coding paradigm that directly optimizes channel symbols and a lightweight neural decoder for each source. This instance-specific strategy eliminates the need for…

Image and Video Processing · Electrical Eng. & Systems 2025-12-25 Haotian Wu , Gen Li , Pier Luigi Dragotti , Deniz Gündüz

In the present paper, we propose a source camera identification method for mobile devices based on deep learning. Recently, convolutional neural networks (CNNs) have shown a remarkable performance on several tasks such as image recognition,…

Computer Vision and Pattern Recognition · Computer Science 2018-01-25 David Freire-Obregón , Fabio Narducci , Silvio Barra , Modesto Castrillón-Santana

We consider the problem of compressing an information source when a correlated one is available as side information only at the decoder side, which is a special case of the distributed source coding problem in information theory. In…

Image and Video Processing · Electrical Eng. & Systems 2023-01-06 Nitish Mital , Ezgi Ozyilkan , Ali Garjani , Deniz Gunduz