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The key feature of model-driven semantic communication is the propagation of the model. The semantic model component (SMC) is designed to drive the intelligent model to transmit in the physical channel, allowing the intelligence to flow…

Artificial Intelligence · Computer Science 2024-09-30 Haotai Liang , Mengran Shi , Chen Dong , Xiaodong Xu , Long Liu , Hao Chen

Shannon's information theory deliberately excludes message semantics. This paper develops a rigorous framework for semantic communication that integrates formal proof systems with Shannon-theoretic tools. We introduce an axiomatic…

Logic in Computer Science · Computer Science 2026-04-21 Jianfeng Xu

This paper focuses on molecular communication (MC) systems where the signaling molecules may participate in a reversible bimolecular reaction in the channel. The motivation for studying these MC systems is that they can realize the concept…

Information Theory · Computer Science 2017-11-02 Vahid Jamali , Nariman Farsad , Robert Schober , Andrea Goldsmith

Deep learning (DL) based semantic communication methods have been explored for the efficient transmission of images, text, and speech in recent years. In contrast to traditional wireless communication methods that focus on the transmission…

Audio and Speech Processing · Electrical Eng. & Systems 2022-05-26 Tianxiao Han , Qianqian Yang , Zhiguo Shi , Shibo He , Zhaoyang Zhang

Wireless connectivity has traditionally been regarded as an opaque data pipe carrying messages, whose context-dependent meaning and effectiveness have been ignored. Nevertheless, in emerging cyber-physical and autonomous networked systems,…

Information Theory · Computer Science 2021-03-11 Marios Kountouris , Nikolaos Pappas

The application of the Shannon entropy to study the relationship between information and structures has yielded insights into molecular and material systems. However, the difficulty in directly observing and manipulating atoms and molecules…

Many chemotactic bacteria inhabit environments in which chemicals appear as localized pulses and evolve by processes such as diffusion and mixing. We show that, in such environments, physical limits on the accuracy of temporal gradient…

Biological Physics · Physics 2016-01-19 Andrew M. Hein , Douglas R. Brumley , Francesco Carrara , Roman Stocker , Simon A. Levin

Dynamic Causal Modeling (DCM) is a Bayesian framework for inferring on hidden (latent) neuronal states, based on measurements of brain activity. Since its introduction in 2003 for functional magnetic resonance imaging data, DCM has been…

Quantitative Methods · Quantitative Biology 2021-04-08 Inês Pereira , Stefan Frässle , Jakob Heinzle , Dario Schöbi , Cao Tri Do , Moritz Gruber , Klaas E. Stephan

A group of transition probability functions form a Shannon's channel whereas a group of truth functions form a semantic channel. By the third kind of Bayes' theorem, we can directly convert a Shannon's channel into an optimized semantic…

Machine Learning · Computer Science 2018-03-28 Chenguang Lu

Molecular communication (MC) is a promising paradigm for applications where traditional electromagnetic communications are impractical. However, decoding chemical signals, especially in multi-transmitter systems, remains a key challenge due…

Signal Processing · Electrical Eng. & Systems 2025-11-05 Vivien Walter , Dadi Bi , Daniel L. Ruiz Blanco , Yansha Deng

Concept bottleneck models (CBMs), which predict human-interpretable concepts (e.g., nucleus shapes in cell images) before predicting the final output (e.g., cell type), provide insights into the decision-making processes of the model.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Winnie Pang , Xueyi Ke , Satoshi Tsutsui , Bihan Wen

Semantic communication shifts the focus from bit-level accuracy to task-relevant semantic delivery, enabling efficient and intelligent communication for next-generation networks. However, existing multi-modal solutions often process all…

Information Theory · Computer Science 2026-01-01 Yujie Zhou , Cheng Peng , Rulong Wang , Yong Xiao , Yingyu Li , Guangming Shi , Ping Zhang

Semantic communication (SemCom) is emerging as a key technology for future sixth-generation (6G) systems. Unlike traditional bit-level communication (BitCom), SemCom directly optimizes performance at the semantic level, leading to superior…

Information Theory · Computer Science 2025-07-22 Maojun Zhang , Guangxu Zhu , Richeng Jin , Xiaoming Chen , Qingjiang Shi , Caijun Zhong , Kaibin Huang

With deployment of 6G technology, it is envisioned that competitive edge of wireless networks will be sustained and next decade's communication requirements will be stratified. Also 6G will aim to aid development of a human society which is…

Networking and Internet Architecture · Computer Science 2023-09-08 Sridhar Iyer , Rajashri Khanai , Dattaprasad Torse , Rahul Jashvantbhai Pandya , Khaled Rabie , Krishna Pai , Wali Ullah Khan , Zubair Fadlullah

Complex adaptive systems (CAS) can be described as systems of information flows dynamically interacting across scales in order to adapt and survive. CAS often consist of many components that work towards a shared goal, and interact across…

Multiagent Systems · Computer Science 2025-05-20 Louisa Jane Di Felice , Ada Diaconescu , Payam Zahadat , Patricia Mellodge

Bacterial cells navigate around their environment by directing their movement along chemical gradients. This process, known as chemotaxis, can promote the rapid expansion of bacterial populations into previously unoccupied territories.…

Populations and Evolution · Quantitative Biology 2022-06-08 Avaneesh V. Narla , Jonas Cremer , Terry Hwa

Semantic communication (SC) goes beyond technical communication in which a given sequence of bits or symbols, often referred to as information, is be transmitted reliably over a noisy channel, regardless of its meaning. In SC, conveying the…

Information Theory · Computer Science 2022-09-02 Jinho Choi , Jihong Park

Inputs to signaling pathways can have complex statistics that depend on the environment and on the behavioral response to previous stimuli. Such behavioral feedback is particularly important in navigation. Successful navigation relies on…

Molecular Networks · Quantitative Biology 2014-12-02 Yann S. Dufour , Xiongfei Fu , Luis Hernandez-Nunez , Thierry Emonet

Information transmission in biological signaling circuits has often been described using the metaphor of a noise filter. Cellular systems need accurate, real-time data about their environmental conditions, but the biochemical reaction…

Molecular Networks · Quantitative Biology 2019-02-27 David Hathcock , James Sheehy , Casey Weisenberger , Efe Ilker , Michael Hinczewski

Molecular communication is an expanding body of research. Recent advances in biology have encouraged using genetically engineered bacteria as the main component in the molecular communication. This has stimulated a new line of research that…

Information Theory · Computer Science 2012-09-13 Arash Einolghozati , Mohsen Sardari , Faramarz Fekr