Beyond Transmitting Bits: Context, Semantics, and Task-Oriented Communications
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Abstract (arXiv)
Communication systems to date primarily aim at reliably communicating bit sequences. Such an approach provides efficient engineering designs that are agnostic to the meanings of the messages or to the goal that the message exchange aims to achieve. Next generation systems, however, can be potentially enriched by folding message semantics and goals of communication into their design. Further, these systems can be made cognizant of the context in which communication exchange takes place, providing avenues for novel design insights. This tutorial summarizes the efforts to date, starting from its early adaptations, semantic-aware and task-oriented communications, covering the foundations, algorithms and potential implementations. The focus is on approaches that utilize information theory to provide the foundations, as well as the significant role of learning in semantics and task-aware communications.
Key facts. Cited by 166 papers in the map (data through 7 Oct 2026). Builds on 133 of its 330 references that are in the map. First posted on arXiv 19 Jul 2022.
Builds on
133 of 330 references.
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50 most cited of 133 All 133 (JSON)
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Citing papers per year: 2022: 10; 2023: 21; 2024: 45; 2025: 42; 2026: 48.
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- 2022Less Data, More Knowledge: Building Next Generation Semantic Communication Networkscited by 61
- 2022Generative Joint Source-Channel Coding for Semantic Image Transmissioncited by 55
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- 2024Semantic Communication Enhanced by Knowledge Graph Representation Learningcited by 4
- 2024MambaJSCC: Adaptive Deep Joint Source-Channel Coding with Generalized State Space Modelcited by 4
50 most cited of 166 All 166 (JSON)
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- 2026Physiological Information Reliability: Cross-Layer Adaptive Resource Allocation for Cardiovascular Sensing31 Aug 2026
- 2026Ada-TokenCom: Rate-Adaptive Token Communications via Large-Model-Driven Token Compression and Generation28 Aug 2026
- 2026Token-Oriented Semantic Communication with Pretrained Vision Transformers26 Aug 2026
- 2026Rethinking Communication Metrics: How Should We Measure Meaning?21 Aug 2026
- 2026UniTAC: Universal Task-Aware Compression via Weighted Distortion Measures17 Aug 2026
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- 2026Domain-Adaptive Deep Joint Source-Channel Coding for Image Classification31 Jul 2026
- 2026Low-Latency Generative Semantic Communication via Channel-Realization Flow Matching27 Jul 2026
- 2026Semantic-Aware Task Clustering for Constructive and Cooperative Multi-Tasking23 Jul 2026
- 2026Semantic Leakage and Privacy Preservation in Relay-Assisted Semantic Communications30 Jun 2026
- 2026Wireless Backdoor Attack and Defense for Semantic Communications over Multiple Access Channel29 Jun 2026
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- 2026TWIST: Closed-Loop token Synchronization for Application-Aware Wireless Digital Twins26 May 2026
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- 2026Video TokenCom: Textual Intent-Guided Multi-Rate Video Token Communications with UEP-Based Adaptive Source-Channel Coding2 Mar 2026
- 2026Federated Latent Space Alignment for Multi-user Semantic Communications19 Feb 2026
- 2026Model-Aware Rate-Distortion Limits for Task-Oriented Source Coding13 Feb 2026
- 2026Wireless TokenCom: RL-Based Tokenizer Agreement for Multi-User Wireless Token Communications12 Feb 2026
- 2026Semantic Rate Distortion and Posterior Design: Compute Constraints, Multimodality, and Strategic Inference3 Feb 2026
- 2026Generative Decompression: Optimal Lossy Decoding Against Distribution Mismatch3 Feb 2026
- 2026Semantic-Aware Task Clustering for Federated Cooperative Multi-Task Semantic Communication24 Jan 2026
- 2026Communication-Efficient Multi-Modal Edge Inference via Uncertainty-Aware Distributed Learning21 Jan 2026
- 2026Lightweight Edge Learning via Dataset Pruning19 Jan 2026
- 2026In-Context Source and Channel Coding15 Jan 2026
- 2025Privacy-Preserving Semantic Communications via Multi-Task Learning and Adversarial Perturbations30 Dec 2025
- 2025Over-the-Air Goal-Oriented Communications23 Dec 2025
50 newest of 166 All 166 (JSON)
- 2024Latency-Aware Generative Semantic Communications with Pre-Trained Diffusion Modelscited by 25
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- 2024Communicate Less, Synthesize the Rest: Latency-aware Intent-based Generative Semantic Multicasting with Diffusion Modelscited by 5
- 2024Semantic-Aware Power Allocation for Generative Semantic Communications with Foundation Modelscited by 3
- 2025Enabling Training-Free Semantic Communication Systems with Generative Diffusion Modelscited by 2
- 2026Low-Latency Generative Semantic Communication via Channel-Realization Flow Matchingcited by 1
- 2025Conditional Denoising Diffusion Autoencoders for Wireless Semantic Communicationscited by 0
- 2026TISC: A Text-Driven Image Semantic Communication System for Faithful Reconstructioncited by 0
- 2026TISC: A Text-Driven Image Semantic Communication System for Faithful Reconstruction17 Aug 2026
- 2026Low-Latency Generative Semantic Communication via Channel-Realization Flow Matching27 Jul 2026
- 2025Conditional Denoising Diffusion Autoencoders for Wireless Semantic Communications26 Sep 2025
- 2025Enabling Training-Free Semantic Communication Systems with Generative Diffusion Models2 May 2025
- 2025Semantics-Guided Diffusion for Deep Joint Source-Channel Coding in Wireless Image Transmission2 Jan 2025
- 2024Communicate Less, Synthesize the Rest: Latency-aware Intent-based Generative Semantic Multicasting with Diffusion Models4 Nov 2024
- 2024Semantic-Aware Power Allocation for Generative Semantic Communications with Foundation Models3 Jul 2024
- 2024Latency-Aware Generative Semantic Communications with Pre-Trained Diffusion Models25 Mar 2024
- 2024Knowledge Distillation from Language-Oriented to Emergent Communication for Multi-Agent Remote Controlcited by 3
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- 2024PACE: A Pragmatic Agent for Enhancing Communication Efficiency Using Large Language Models30 Jan 2024
- 2024Knowledge Distillation from Language-Oriented to Emergent Communication for Multi-Agent Remote Control23 Jan 2024
- 2022Less Data, More Knowledge: Building Next Generation Semantic Communication Networkscited by 61
- 2022Generative Joint Source-Channel Coding for Semantic Image Transmissioncited by 55
- 2024Joint Source-Channel Coding: Fundamentals and Recent Progress in Practical Designscited by 32
- 2025Token Communications: A Large Model-Driven Framework for Cross-modal Context-aware Semantic Communicationscited by 32
- 2022Task-Oriented Communications for NextG: End-to-End Deep Learning and AI Security Aspectscited by 20
- 2022A Survey on Over-the-Air Computationcited by 19
- 2023Machine Learning for Large-Scale Optimization in 6G Wireless Networkscited by 18
- 2023Language-Oriented Communication with Semantic Coding and Knowledge Distillation for Text-to-Image Generationcited by 17
- 2024Will 6G be Semantic Communications? Opportunities and Challenges from Task Oriented and Secure Communications to Integrated Sensingcited by 11
- 2024Dynamic Relative Representations for Goal-Oriented Semantic Communicationscited by 11
- 2022Is Semantic Communications Secure? A Tale of Multi-Domain Adversarial Attackscited by 10
- 2022Vulnerabilities of Deep Learning-Driven Semantic Communications to Backdoor (Trojan) Attackscited by 10
12 most cited of 150 All 150 (JSON)
- 2026On Task Scope and Information Retention in Source Coding29 Sep 2026
- 2026End-to-End Optical Semantic Communication over a Nonlinear WDM Fiber Link29 Sep 2026
- 2026Semantic CSI Feedback for Beam Selection: When Task-Aware Embeddings from Sparse Pilots Outperform Full-Bandwidth Reconstruction16 Sep 2026
- 2026What a gated sensing pipeline never looks at: bandwidth reduction and the misses behind it14 Sep 2026
- 2026Cooperative Multi-Task Semantic Communication for Joint Classification and Regression Tasks3 Sep 2026
- 2026Learning Manipulation-Sufficient Representations via Outcome Bottlenecks2 Sep 2026
- 2026Physiological Information Reliability: Cross-Layer Adaptive Resource Allocation for Cardiovascular Sensing31 Aug 2026
- 2026Token-Oriented Semantic Communication with Pretrained Vision Transformers26 Aug 2026
- 2026Rethinking Communication Metrics: How Should We Measure Meaning?21 Aug 2026
- 2026UniTAC: Universal Task-Aware Compression via Weighted Distortion Measures17 Aug 2026
- 2026Heterogeneity-Aware Belief Synchronization for Semantic Communication in AI-Native 6G Networks13 Aug 2026
- 2026Sheaf-Based Federated Representation Learning8 Aug 2026
12 newest of 150 All 150 (JSON)