Guowei Dai

ORCID: 0000-0003-0054-0392
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Research Areas
  • Smart Agriculture and AI
  • Plant Pathogens and Fungal Diseases
  • Plant Disease Management Techniques
  • Spectroscopy and Chemometric Analyses
  • Plant Virus Research Studies
  • Neural Networks and Applications
  • Fractional Differential Equations Solutions
  • Leaf Properties and Growth Measurement
  • Advanced Chemical Sensor Technologies
  • Vehicle License Plate Recognition
  • Industrial Vision Systems and Defect Detection
  • Model Reduction and Neural Networks
  • Greenhouse Technology and Climate Control
  • Horticultural and Viticultural Research
  • Acupuncture Treatment Research Studies
  • Solar Radiation and Photovoltaics
  • Energy Load and Power Forecasting
  • Traditional Chinese Medicine Studies
  • Date Palm Research Studies
  • Fungal Plant Pathogen Control
  • Advanced Neural Network Applications
  • Plant-based Medicinal Research
  • Handwritten Text Recognition Techniques
  • Infrared Target Detection Methodologies
  • Thermography and Photoacoustic Techniques

Sichuan University
2024-2025

Chengdu University
2024-2025

Agricultural Information Institute
2022-2024

National Engineering Research Center for Information Technology in Agriculture
2024

Chinese Academy of Agricultural Sciences
2022

The accurate detection and identification of plant diseases is an essential step in the development intelligent modernized agricultural production. This study proposes a deep learning model (PPLC-Net) incorporating dilated convolution, multi-level attention mechanism, GAP layers. uses novel weather data augmentation to expand sample size enhance generalization robustness feature extraction. extraction network extends perceptual field convolutional domain using sawtooth convolution with...

10.1016/j.jksuci.2023.101555 article EN cc-by-nc-nd Journal of King Saud University - Computer and Information Sciences 2023-04-14

Detecting and eliminating sprouted potatoes is a basic measure before potato storage, which can effectively improve the quality of storage reduce economic losses due to spoilage decay. In this paper, we propose an improved YOLOV5-based detection model for detecting grading in complex scenarios. By replacing Conv with CrossConv C3 module, feature similarity loss problem fusion process improved, representation enhanced. SPP using fast spatial pyramid pooling parameters speed up fusion. The...

10.1109/access.2022.3192406 article EN cc-by IEEE Access 2022-01-01

Crop leaf diseases can reflect the current health status of crop, and rapid automatic detection field has become one difficulties in process industrialization agriculture. In widespread application various machine learning techniques, recognition time consumption accuracy remain main challenges moving agriculture toward industrialization. This article proposes a novel network architecture called YOLO V5-CAcT to identify crop diseases. The fast efficient lightweight V5 is chosen as base...

10.3389/fpls.2022.921057 article EN cc-by Frontiers in Plant Science 2022-06-27

To solve the problems of weak generalization potato early and late blight recognition models in real complex scenarios, susceptibility to interference from crop varieties, colour characteristics, leaf spot shapes, disease cycles environmental factors, strong dependence on storage computational resources, an improved YOLO v5 model (DA-ActNN-YOLOV5) is proposed study diseases different multiple regional scenarios. Thirteen data augmentation techniques were used expand improve prevent...

10.1155/2022/6114061 article EN cc-by Computational Intelligence and Neuroscience 2022-09-23

Under the new demand model of Agriculture 4.0, automated spraying is a very complex task in precision agriculture, which needs to be combined with computerized vision perception system distinguish plant leaf density and execute operation real-time accordingly. Aiming at accurate determination grape density, an image method based on lightweight Vision Transformer (ViT) architecture proposed, designs fusion data augmentation containing dual spatial extension weather method, where former adopts...

10.1016/j.eij.2024.100456 article EN cc-by-nc-nd Egyptian Informatics Journal 2024-03-21

10.18280/ijtdi.090106 article EN publisher-specific-oa International Journal of Transport Development and Integration 2025-03-31

In the realm of agriculture, crop yields fundamental cereals such as rice, wheat, maize, soybeans, and sugarcane are adversely impacted by insect pest invasions, leading to significant reductions in agricultural output. Traditional manual identification these pests is labor-intensive time-consuming, underscoring necessity for an automated early detection classification system. Recent advancements machine learning, particularly deep have provided robust methodologies a diverse array...

10.56578/ataiml020402 article EN cc-by Acadlore Transactions on AI and Machine Learning 2023-11-13

As global carbon reduction initiatives progress and the new energy sector rapidly develops, photovoltaic (PV) power generation is playing an increasingly significant role in renewable energy. Accurate PV output forecasting, influenced by meteorological factors, essential for efficient management. This paper presents optimal hybrid forecasting strategy, integrating bidirectional temporal convolutional networks (BiTCN), dynamic convolution (DC), long short-term memory (BiLSTM), a novel...

10.3390/s24206590 article EN cc-by Sensors 2024-10-13

The act of fruit identification entails the discernment and classification various varieties, predicated upon their visual attributes. This task can be accomplished through methods, including manual inspection, traditional computer vision techniques, more advanced approaches using machine learning deep learning. Our work recognized 15 types fruit. experiment used imagery dataset, consisting class Avocado, Banana, Cherry, Apple Braeburn, golden 1, Apricot, Grape, Kiwi, Mango, Orange, Papaya,...

10.1109/upcon59197.2023.10434542 article EN 2018 5th IEEE Uttar Pradesh Section International Conference on Electrical, Electronics and Computer Engineering (UPCON) 2023-12-01

Accurate potato sprout detection is the key to automatic seed cutting, which important for quality and yield. In this paper, a lightweight DAS-YOLOv8 model proposed task. By embedding DAS deformable attention in feature extraction network fusion network, global context can be efficiently represented increased relevant pixel image region; then, C2f_Atten module fusing Shuffle designed based on C2f satisfy information of high-level abstract semantics network. At same time, ghost convolution...

10.35633/inmateh-72-36 article EN INMATEH Agricultural Engineering 2024-03-31

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10.2139/ssrn.4760944 preprint EN 2024-01-01

Accurate diagnosis of plant diseases is crucial for crop health. This study introduces the EDA–ViT model, a Vision Transformer (ViT)-based approach that integrates adaptive entropy-based data augmentation diagnosing custard apple (Annona squamosa) diseases. Traditional models like convolutional neural network and ViT face challenges with local feature extraction large dataset requirements. overcomes these by using multi-scale weighted aggregation interaction module, enhancing both global...

10.3390/agronomy14112605 article EN cc-by Agronomy 2024-11-04

Tomato harvesting in intelligent greenhouses is crucial for reducing costs and optimizing management. Agricultural robots, as an automated solution, require advanced visual perception. This study proposes a tomato detection counting algorithm based on YOLOv8 (TCAttn-YOLOv8). To handle small, occluded targets images, new layer (NDL) added to the Neck Head decoupled structure, improving small object recognition. The ColBlock, dual-branch structure leveraging Transformer advantages, enhances...

10.1080/0954898x.2024.2428713 article EN Network Computation in Neural Systems 2024-11-21
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