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525 Results Found

  • Article
  • Open Access

TC-HGAT: A Task-Conditioned Hierarchical Graph Attention Network for ESG Text Classification

  • Yasser Elouargui,
  • Abdellatif Sassioui,
  • Meriyem Chergui,
  • Mohamed El Kamili and
  • Mohammed Ouzzif

9 November 2026

Classifying corporate environmental, social, and governance (ESG) disclosures is challenging because they combine technical terminology with subtle, domain-specific distinctions. Pretrained Transformers such as ClimateBERT perform well but require ma...

(This article belongs to the Special Issue Interdisciplinary Data Science and Machine Learning: Methodological Innovation and Practical Applications)
  • Article
  • Open Access
43 Views
28 Pages

5 November 2026

Task-conditioned robotic manipulation requires grasps that are geometrically plausible and compatible with downstream function. Although vision–language models (VLMs) have shown promise for semantic reasoning in robotic manipulation, VLM-select...

(This article belongs to the Special Issue Intelligent Perception and Control for Robotics, 2nd Edition)
  • Article
  • Open Access
23 Citations
7,362 Views
22 Pages

Multi-Task cGAN for Simultaneous Spaceborne DSM Refinement and Roof-Type Classification

  • Ksenia Bittner,
  • Marco Körner,
  • Friedrich Fraundorfer and
  • Peter Reinartz

28 May 2019

Various deep learning applications benefit from multi-task learning with multiple regression and classification objectives by taking advantage of the similarities between individual tasks. This can result in improved learning efficiency and predictio...

(This article belongs to the Special Issue 3D Reconstruction Based on Aerial and Satellite Imagery)
  • Article
  • Open Access
411 Views
37 Pages

Few-shot stressor extraction from temporally evolving social-media text remains challenging, primarily because of unstable span boundaries and the imperfect correspondence between structural confidence and task-semantic validity. We propose VFR-MISE,...

(This article belongs to the Special Issue Natural Language Processing and Text Analysis in Social Media)
  • Article
  • Open Access
2 Citations
2,555 Views
28 Pages

28 January 2025

Background/Objectives: Recent theories of the neurocognitive architecture of semantic memory have included a distinction between semantic control in the left inferior frontal gyrus (LIFG) and semantic representation in the left anterior temporal lobe...

(This article belongs to the Section Cognitive, Social and Affective Neuroscience)
  • Article
  • Open Access
4 Views
25 Pages

A Lightweight and Interpretable Multimodal Method for Driver Workload Classification Using ACT-R Task Cognitive Semantics

  • Lian Xie,
  • Hao Chen,
  • Yawen Tan,
  • Jianrong Cai and ,
  • Chuan Sun and
  • Hao Shi
  • + 1 author+ 0 author

7 November 2026

Driver workload classification requires a connection between observed multimodal responses and the cognitive demands of driving tasks. We propose ACT-R cognitive semantic lightweight fusion (ACTR-CSLF), which summarizes cognitive model states and pro...

(This article belongs to the Special Issue AI-Powered Mobility Systems for Smart, Connected, and Autonomous Vehicles and Traffic Dynamics)
  • Article
  • Open Access
1,000 Views
17 Pages

Research on Multi-Agent Semantic Communication Framework Based on Comparative Learning Joint Optimization

  • Hong Yang,
  • Hongyan Li,
  • Honggang Chen,
  • Lijuan Wang and ,
  • Ji Li,
  • Linbo Qing and
  • Xiaohai He
  • + 2 authors+ 0 author

8 May 2026

With the rapid development of intelligent services, communication objectives are shifting from humans to multi-agent (MA) systems. This transition necessitates new communication paradigms capable of supporting real-time perception, decision-making, a...

(This article belongs to the Special Issue Deep Learning Technologies and Their Applications in Image Processing, Computer Vision, and Computational Intelligence)
  • Article
  • Open Access
726 Views
23 Pages

14 July 2026

Very-high-resolution (VHR) multispectral satellite imagery contains rich semantic information, yet its real-time transmission is constrained by limited satellite-to-ground bandwidth and dynamic channel impairments. Conventional communication schemes...

(This article belongs to the Special Issue AI for Wireless Communication Systems: From Semantic Communications to 6G)
  • Article
  • Open Access
1 Citations
2,865 Views
17 Pages

Generalized Zero-Shot Learning (GZSL) holds significant research importance as it enables the classification of samples from both seen and unseen classes. A prevailing approach for GZSL is learning transferable representations that can generalize wel...

(This article belongs to the Special Issue Advanced Research and Applications of Deep Learning and Neural Network in Image Recognition)
  • Article
  • Open Access
12 Citations
6,763 Views
16 Pages

Assessment of semantic processing capacities often relies on verbal tasks which are, however, sensitive to impairments at several language processing levels. Especially for persons with aphasia there is a strong need for a tool that measures semantic...

(This article belongs to the Special Issue New Perspectives and Methodologies in the Diagnosis and Rehabilitation of Aphasia)
  • Article
  • Open Access
15 Citations
3,989 Views
19 Pages

A Flexible Semantic Ontological Model Framework and Its Application to Robotic Navigation in Large Dynamic Environments

  • Sunghyeon Joo,
  • Sanghyeon Bae,
  • Junhyeon Choi,
  • Hyunjin Park and ,
  • Sangwook Lee,
  • Sujeong You,
  • Taeyoung Uhm,
  • Jiyoun Moon and
  • Taeyong Kuc
  • + 4 authors+ 0 author

Advanced research in robotics has allowed robots to navigate diverse environments autonomously. However, conducting complex tasks while handling unpredictable circumstances is still challenging for robots. The robots should plan the task by understan...

(This article belongs to the Section Computer Science & Engineering)
  • Article
  • Open Access
627 Views
24 Pages

Previous studies have established that insight enhances memory across a variety of tasks. However, it remains unclear whether memory performance differs between perceptual and semantic insights. To address this issue, this study employed a learning&n...

(This article belongs to the Special Issue Metacognition of Insight and Creative Cognition)
  • Article
  • Open Access
1 Citations
1,222 Views
25 Pages

26 May 2026

This paper analyzes the semantic rate–distortion problem motivated by task-oriented data compression with side information. The semantic information related to a task is not directly accessible to the encoder but implicitly impacts the observat...

(This article belongs to the Special Issue Network Information Theory and Its Applications)
  • Article
  • Open Access
337 Views
56 Pages

Machine-Learned Mismatch and Task Preservation Beliefs in CoSMA DAI for Common Knowledge Aware Semantic Alignment

  • Iacovos Ioannou,
  • Christophoros Christophorou,
  • Marios Raspopoulos and
  • Vasos Vassiliou

17 September 2026

Correct packet delivery does not guarantee correct semantic interpretation when endpoint meanings for the same learned codeword diverge. CoSMA DAI is proposed for mismatch detection, protected confirmation, task preservation and semantic repair. Chan...

(This article belongs to the Topic Challenges and Future Trends of Wireless Networks)
  • Article
  • Open Access
6 Citations
6,133 Views
42 Pages

6 August 2023

In this paper, we propose the Semantic-Boundary-Conditioned Backbone (SBCB) framework, an effective approach to enhancing semantic segmentation performance, particularly around mask boundaries, while maintaining compatibility with various segmentatio...

(This article belongs to the Section Intelligent Sensors)
  • Article
  • Open Access
6 Citations
3,542 Views
19 Pages

9 June 2022

This paper aims to solve the task of coloring a sketch image given a ready-colored exemplar image. Conventional exemplar-based colorization methods tend to transfer styles from reference images to grayscale images by employing image analogy technique...

(This article belongs to the Special Issue Mathematics-Based Methods in Artificial Intelligence, Pattern Recognition and Deep Learning)
  • Article
  • Open Access
1 Citations
494 Views
30 Pages

11 August 2026

In heterogeneous multi-robot systems, allocating tasks efficiently requires determining whether each robot can actually carry out a given task. In existing multi-robot task allocation research, however, such task feasibility has typically been handle...

(This article belongs to the Special Issue Embodied Intelligence and Collaborative Autonomy: Perception, Planning and Control)
  • Article
  • Open Access
13 Citations
3,262 Views
24 Pages

Language-Level Semantics-Conditioned 3D Point Cloud Segmentation

  • Bo Liu,
  • Hui Zeng,
  • Qiulei Dong and
  • Zhanyi Hu

28 June 2024

In this work, a language-level Semantics-Conditioned framework for 3D Point cloud segmentation, called SeCondPoint, is proposed, where language-level semantics are introduced to condition the modeling of the point feature distribution, as well as the...

(This article belongs to the Special Issue New Perspectives on 3D Point Cloud II)
  • Article
  • Open Access
1,849 Views
16 Pages

23 December 2025

Humans tend to rely on heuristic strategies for intuitive judgment during decision-making. Existing research proposes an availability heuristic, suggesting that individuals are inclined to use highly available information as a basis for judgment. To...

(This article belongs to the Collection Human-Computer Interaction in Pervasive Computing Environments)
  • Article
  • Open Access
5 Citations
3,110 Views
14 Pages

3 January 2021

Language-induced asymmetry to single word reading has been well investigated in past research. Less known are the complex processes and related asymmetries occurring when a word is compared with the previous one, according to specific tasks. To this...

(This article belongs to the Special Issue Biological Psychology: Brain Asymmetry and Behavioral Brain)
  • Article
  • Open Access
1,795 Views
21 Pages

16 October 2025

Multi-unmanned aerial vehicle (UAV)-assisted communication is a critical technology for the low-altitude economy, supporting applications from logistics to emergency response. Semantic communication effectively enhances transmission efficiency and im...

(This article belongs to the Section Microwave and Wireless Communications)
  • Article
  • Open Access
6 Citations
4,808 Views
31 Pages

1 October 2025

Creativity is central to innovation and problem-solving, yet scalable training solutions remain limited. This study evaluates Creativeable, an AI-powered creativity training program that provides automated feedback and adjusts creative story writing...

(This article belongs to the Special Issue Understanding Transformers and Large Language Models (LLMs) with Natural Language Processing (NLP))
  • Article
  • Open Access
10 Citations
4,315 Views
20 Pages

Engagement of Language and Domain General Networks during Word Monitoring in a Native and Unknown Language

  • Kelly R. Cotosck,
  • Jed A. Meltzer,
  • Mariana P. Nucci,
  • Katerina Lukasova and ,
  • Letícia L. Mansur and
  • Edson Amaro
  • + 1 author+ 0 author

13 August 2021

Functional neuroimaging studies have highlighted the roles of three networks in processing language, all of which are typically left-lateralized: a ventral stream involved in semantics, a dorsal stream involved in phonology and speech production, and...

  • Article
  • Open Access
12 Citations
5,424 Views
13 Pages

29 August 2023

Individuals with attention deficit hyperactivity disorder (ADHD) struggle with impaired verbal fluency as an executive function. The left and right dorsolateral prefrontal cortex (dlPFC) and the right inferior frontal gurus (IFG), which show reduced...

(This article belongs to the Section Neurolinguistics)
  • Article
  • Open Access
7 Citations
2,403 Views
19 Pages

Scalable Semantic Adaptive Communication for Task Requirements in WSNs

  • Hong Yang,
  • Xiaoqing Zhu,
  • Jia Yang,
  • Ji Li and ,
  • Linbo Qing,
  • Xiaohai He and
  • Pingyu Wang
  • + 2 authors+ 0 author

30 April 2025

Wireless Sensor Networks (WSNs) have emerged as an efficient solution for numerous real-time applications, attributable to their compactness, cost effectiveness, and ease of deployment. The rapid advancement of the Internet of Things (IoT), Artificia...

(This article belongs to the Special Issue 6G Communication and Edge Intelligence in Wireless Sensor Networks)
  • Article
  • Open Access
524 Views
30 Pages

Predictive Semantic-Aware Hybrid Automatic Repeat Request for Reliable and Efficient 6G Communications

  • Osman Kaya,
  • Muhammet Ali Karabulut,
  • Can Eyüpoğlu and
  • Oktay Karakuş

29 September 2026

Hybrid automatic repeat request (HARQ) remains the backbone of link-layer reliability, yet it was designed for a setting in which every bit matters equally and the channel of the next slot is unknown. Neither assumption holds in semantic communicatio...

(This article belongs to the Section Microwave and Wireless Communications)
  • Article
  • Open Access
4 Citations
3,978 Views
19 Pages

EventSegNet: Direct Sparse Semantic Segmentation from Event Data

  • Pengju Li,
  • Yuqiang Fang,
  • Jiayu Qiu,
  • Jun He and ,
  • Jishun Li,
  • Qinyu Zhu,
  • Xia Wang and
  • Yasheng Zhang
  • + 3 authors+ 0 author

29 December 2024

Semantic segmentation tasks encompass various applications, such as autonomous driving, medical imaging, and robotics. Achieving accurate semantic information retrieval under conditions of high dynamic range and rapid scene changes remains a signific...

(This article belongs to the Section Remote Sensing Image Processing)
  • Article
  • Open Access
10 Citations
3,880 Views
17 Pages

30 November 2022

Current mainstream deep learning methods for object detection are generally trained on high-quality datasets, which might have inferior performances under bad weather conditions. In the paper, a joint semantic deep learning algorithm is proposed to a...

(This article belongs to the Special Issue Mathematical Modeling, Optimization and Machine Learning)
  • Article
  • Open Access
4 Citations
3,065 Views
19 Pages

A Multitask Learning Approach for Named Entity Recognition by Exploiting Sentence-Level Semantics Globally

  • Wenzhi Huang,
  • Tao Qian,
  • Chen Lyu,
  • Junchi Zhang and ,
  • Guonian Jin,
  • Yongkui Li and
  • Yongrui Xu
  • + 2 authors+ 0 author

24 September 2022

Named entity recognition (NER) is one fundamental task in natural language processing, which is usually viewed as a sequence labeling problem and typically addressed by neural conditional random field (CRF) models, such as BiLSTM-CRF. Intuitively, th...

(This article belongs to the Section Computer Science & Engineering)
  • Article
  • Open Access
2 Citations
3,474 Views
23 Pages

An Evaluation of Link Prediction Approaches in Few-Shot Scenarios

  • Rebecca Braken,
  • Alexander Paulus,
  • André Pomp and
  • Tobias Meisen

Semantic models are utilized to add context information to datasets and make data accessible and understandable in applications such as dataspaces. Since the creation of such models is a time-consuming task that has to be performed by a human expert,...

(This article belongs to the Collection Graph Machine Learning)
  • Article
  • Open Access
11 Citations
10,064 Views
12 Pages

Time Course of Sleep Inertia Dissipation in Memory Tasks

  • Miranda Occhionero,
  • Marco Fabbri,
  • Lorenzo Tonetti,
  • Monica Martoni and
  • Vincenzo Natale

8 April 2021

Sleep inertia (SI) refers to a complex psychophysiological phenomenon, observed after awakening, that can be described as the gradual recovery of waking-like status. The time course of cognitive performance dissipation in an everyday life condition i...

(This article belongs to the Section Computing and Artificial Intelligence)
  • Article
  • Open Access
507 Views
29 Pages

Most existing dialogue understanding methods rely on flat classification paradigms, failing to capture hierarchical semantic structures and cross-level dependencies. To address this limitation, we reformulate dialogue understanding as a hierarchical...

(This article belongs to the Special Issue Artificial Intelligence (AI) and Natural Language Processing (NLP))
  • Article
  • Open Access
408 Views
16 Pages

3 June 2026

This study compares the breadth and temporal dynamics of positive and negative priming effects depending on the depth of stimulus processing. Two experiments were conducted using a Naming task (shallow processing) and a semantic Categorisation task i...

(This article belongs to the Section Cognition)
  • Article
  • Open Access
4 Citations
5,565 Views
12 Pages

Music has been shown to increase arousal and attention and even facilitate processing during non-musical tasks, including those related to speech and language functions. Mind wandering has been studied in many sustained attention tasks. Here, we inve...

(This article belongs to the Section Behavioral Neuroscience)
  • Article
  • Open Access
5 Citations
2,623 Views
23 Pages

Communications in intelligent transportation systems (ITS) face explosive data growth from applications such as autonomous driving, remote diagnostics, and real-time monitoring, imposing severe challenges on limited spectrum, bandwidth, and latency....

  • Article
  • Open Access
1 Citations
722 Views
21 Pages

23 April 2026

The inherent redundancy in vehicle sensor data, coupled with constrained onboard resources and stringent latency requirements, renders traditional bit-oriented transmission paradigms inefficient for autonomous-driving perception tasks. Semantic commu...

(This article belongs to the Section Sensor Networks)
  • Article
  • Open Access
16 Citations
3,284 Views
11 Pages

Qualitative Verbal Fluency Components as Prognostic Factors for Developing Alzheimer’s Dementia and Mild Cognitive Impairment: Results from the Population-Based HELIAD Cohort

  • Ioannis Liampas,
  • Vasiliki Folia,
  • Elli Zoupa,
  • Vasileios Siokas and ,
  • Mary Yannakoulia,
  • Paraskevi Sakka,
  • Georgios Hadjigeorgiou,
  • Nikolaos Scarmeas,
  • Efthimios Dardiotis and
  • Mary H. Kosmidis
  • + 5 authors+ 0 author

9 December 2022

Background and Objectives: The aim of the present study was to investigate the prognostic value of the qualitative components of verbal fluency (clustering, switching, intrusions, and perseverations) on the development of mild cognitive impairment (M...

(This article belongs to the Section Neurology)
  • Article
  • Open Access
192 Views
18 Pages

Multi-Task Flow Matching Speech Enhancement Method with Dual Guidance of Semantic Understanding and Speaker Perception

  • Bingyu Dai,
  • Xia Zou,
  • Yihao Li,
  • Chong Jia and ,
  • Meng Sun,
  • Yongqiang Xie and
  • Xiongwei Zhang
  • + 2 authors+ 0 author

9 October 2026

Generative speech enhancement models often suffer from the “generative hallucination” issue, where artifacts are introduced or original speech characteristics are distorted during reconstruction due to insufficient prior constraints, seve...

(This article belongs to the Special Issue Feature Papers in Circuit and Signal Processing, 2nd Edition)
  • Article
  • Open Access
51 Citations
8,565 Views
18 Pages

11 December 2015

Semantic features are very important for machine learning-based drug name recognition (DNR) systems. The semantic features used in most DNR systems are based on drug dictionaries manually constructed by experts. Building large-scale drug dictionaries...

(This article belongs to the Special Issue Recent Advances of Big Data Technology)
  • Feature Paper
  • Article
  • Open Access
13 Citations
3,977 Views
18 Pages

This paper presents a semantic conceptual framework and definition of environmental monitoring and surveillance and demonstrates an ontology implementation of the framework. This framework is defined in a mathematical formulation and is built upon an...

(This article belongs to the Section Artificial Intelligence)
  • Article
  • Open Access
3 Citations
1,346 Views
24 Pages

Tree-Guided Transformer for Sensor-Based Ecological Image Feature Extraction and Multitarget Recognition in Agricultural Systems

  • Yiqiang Sun,
  • Zigang Huang,
  • Linfeng Yang,
  • Zihuan Wang and ,
  • Mingzhuo Ruan,
  • Jingchao Suo and
  • Shuo Yan
  • + 2 authors+ 0 author

7 October 2025

Farmland ecosystems present complex pest–predator co-occurrence patterns, posing significant challenges for image-based multitarget recognition and ecological modeling in sensor-driven computer vision tasks. To address these issues, this study...

(This article belongs to the Special Issue Image Feature Extraction for Computer Vision Tasks in Sensor Systems and Applications)
  • Article
  • Open Access
11 Citations
5,138 Views
18 Pages

Semantic and Geometric-Aware Day-to-Night Image Translation Network

  • Geonkyu Bang,
  • Jinho Lee,
  • Yuki Endo,
  • Toshiaki Nishimori and ,
  • Kenta Nakao and
  • Shunsuke Kamijo
  • + 1 author+ 0 author

19 February 2024

Autonomous driving systems heavily depend on perception tasks for optimal performance. However, the prevailing datasets are primarily focused on scenarios with clear visibility (i.e., sunny and daytime). This concentration poses challenges in trainin...

(This article belongs to the Special Issue Advances in Sensing, Imaging and Computing for Autonomous Driving)
  • Review
  • Open Access
67 Citations
14,749 Views
29 Pages

The perception of the surrounding environment is a key requirement for autonomous driving systems, yet the computation of an accurate semantic representation of the scene starting from RGB information alone is very challenging. In particular, the lac...

(This article belongs to the Special Issue 10th Anniversary of Technologies—Recent Advances and Perspectives)
  • Article
  • Open Access
572 Views
30 Pages

SGDC-UIE: A Semantic Guidance Network with Degradation Consistency for Underwater Image Enhancement

  • Rui Ming,
  • Jianshan Zhang,
  • Taotao Lai,
  • Haibo Luo and
  • Jiancheng Yang

Underwater images often suffer from color distortion, low contrast, and structural blurring caused by wavelength-dependent absorption and scattering, which degrade both visual observation and downstream perception. Existing underwater image enhanceme...

(This article belongs to the Topic Applications and Development of Underwater Robotics and Underwater Vision Technology, 2nd Edition)
  • Article
  • Open Access
682 Views
42 Pages

10 June 2026

Grounded in the Cognitive Theory of Multimedia Learning and Cognitive Load Theory, this study examined how cue-based instructional support relates to L2 Chinese vocabulary processing and immediate learning outcomes. Forty intermediate-to-advanced lea...

(This article belongs to the Section Educational Psychology)
  • Article
  • Open Access
6 Citations
5,215 Views
26 Pages

17 November 2020

This paper contributes to our understanding of the grammatical architecture of heritage languages and, specifically, the role of lexical semantics, by examining the syntactic distribution of Spanish psych verbs. Object experiencer psych verbs in Span...

(This article belongs to the Special Issue Contemporary Advances in Linguistic Research on Heritage Spanish)
  • Article
  • Open Access
746 Views
23 Pages

11 February 2026

In distributed wireless systems enabled by multimodal sensing and semantic communication, heterogeneous modalities provide richer task-relevant information but simultaneously introduce asynchronous updates due to modality-dependent sensing, processin...

(This article belongs to the Section Microwave and Wireless Communications)
  • Article
  • Open Access
3 Citations
2,902 Views
16 Pages

RaSS: 4D mm-Wave Radar Point Cloud Semantic Segmentation with Cross-Modal Knowledge Distillation

  • Chenwei Zhang,
  • Zhiyu Xiang,
  • Ruoyu Xu,
  • Hangguan Shan and ,
  • Xijun Zhao and
  • Ruina Dang
  • + 1 author+ 0 author

28 August 2025

Environmental perception is an essential task for autonomous driving, which is typically based on LiDAR or camera sensors. In recent years, 4D mm-Wave radar, which acquires 3D point cloud together with point-wise Doppler velocities, has drawn substan...

(This article belongs to the Section Intelligent Sensors)
  • Article
  • Open Access
238 Views
26 Pages

13 October 2026

Deep joint source–channel coding (Deep JSCC) provides an end-to-end alternative to separated image compression and channel coding, but reconstruction fidelity, channel use, and task utility are distinct design objectives. This study evaluates t...

(This article belongs to the Special Issue Symmetry/Asymmetry in Wireless Communication and Sensors)
  • Article
  • Open Access
2 Citations
3,135 Views
9 Pages

Elastic CRFs for Open-Ontology Slot Filling

  • Yinpei Dai,
  • Yichi Zhang,
  • Hong Liu,
  • Zhijian Ou and ,
  • Yi Huang and
  • Junlan Feng
  • + 1 author+ 0 author

12 November 2021

Slot filling is a crucial component in task-oriented dialog systems that is used to parse (user) utterances into semantic concepts called slots. An ontology is defined by the collection of slots and the values that each slot can take. The most widely...

(This article belongs to the Special Issue Selected Papers from 16th National Conference on Man-Machine Speech Communication (NCMMSC2021))

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