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165 Results Found

  • Article
  • Open Access
5 Citations
2,256 Views
19 Pages

13 September 2022

In this paper, we present a powerful underwater image dehazing technique that exploits two image characteristics—RGB color channels and image features. In using RGB color channels, each color channel is decomposed into two units based on the si...

(This article belongs to the Special Issue Artificial Intelligence (AI) for Image Processing)
  • Article
  • Open Access
9 Citations
4,413 Views
19 Pages

Order Space-Based Morphology for Color Image Processing

  • Shanqian Sun,
  • Yunjia Huang,
  • Kohei Inoue and
  • Kenji Hara

Mathematical morphology is a fundamental tool based on order statistics for image processing, such as noise reduction, image enhancement and feature extraction, and is well-established for binary and grayscale images, whose pixels can be sorted by th...

(This article belongs to the Topic Color Image Processing: Models and Methods (CIP: MM))
  • Article
  • Open Access
7 Citations
3,100 Views
19 Pages

28 February 2025

Background/Objectives: Ultrasound (US) imaging plays a crucial role in the early detection and treatment of hepatocellular carcinoma (HCC). However, challenges such as speckle noise, low contrast, and diverse lesion morphology hinder its diagnostic a...

(This article belongs to the Special Issue Advances in Medical Image Processing, Segmentation and Classification)
  • Letter
  • Open Access
10 Citations
3,949 Views
17 Pages

16 August 2020

Internet of Things (IoT) devices bring us rich sensor data, such as images capturing the environment. One prominent approach to understanding and utilizing such data is image classification which can be effectively solved by deep learning (DL). Combi...

(This article belongs to the Special Issue Intelligent Sensors for Positioning, Tracking, Monitoring, Navigation and Smart Sensing in Smart Cities)
  • Article
  • Open Access
1 Citations
3,482 Views
19 Pages

This paper provides new models of the attention-based random forests called LARF (leaf attention-based random forest). The first idea behind the models is to introduce a two-level attention, where one of the levels is the “leaf” attention...

(This article belongs to the Section Machine Learning)
  • Article
  • Open Access
355 Views
21 Pages

4 September 2026

On resource-constrained edge hardware, fixed-point Transformer inference is constrained by GEMM kernels and non-GEMM normalization paths. In LayerNorm and Softmax, division, inverse square root, and denominator reciprocal operations complicate fixed-...

(This article belongs to the Special Issue Advanced Technologies in Signal and Image Processing)
  • Article
  • Open Access
9 Citations
4,315 Views
16 Pages

4 January 2024

With the growth of data in the real world, datasets often encounter the problem of long-tailed distribution of class sample sizes. In long-tailed image recognition, existing solutions usually adopt a class rebalancing strategy, such as reweighting ba...

(This article belongs to the Special Issue State-of-the-Art of Computer Vision and Pattern Recognition)
  • Communication
  • Open Access
9 Citations
5,245 Views
11 Pages

A Multimodal Approach to Improve Performance Evaluation of Call Center Agent

  • Abdelrahman Ahmed,
  • Khaled Shaalan,
  • Sergio Toral and
  • Yasser Hifny

12 April 2021

The paper proposes three modeling techniques to improve the performance evaluation of the call center agent. The first technique is speech processing supported by an attention layer for the agent’s recorded calls. The speech comprises 65 features for...

(This article belongs to the Section Intelligent Sensors)
  • Article
  • Open Access
14 Citations
2,874 Views
24 Pages

Empowering Foot Health: Harnessing the Adaptive Weighted Sub-Gradient Convolutional Neural Network for Diabetic Foot Ulcer Classification

  • Abdullah Alqahtani,
  • Shtwai Alsubai,
  • Mohamudha Parveen Rahamathulla,
  • Abdu Gumaei and ,
  • Mohemmed Sha,
  • Yu-Dong Zhang and
  • Muhammad Attique Khan
  • + 2 authors+ 0 author

1 September 2023

In recent times, DFU (diabetic foot ulcer) has become a universal health problem that affects many diabetes patients severely. DFU requires immediate proper treatment to avert amputation. Clinical examination of DFU is a tedious process and complex i...

(This article belongs to the Special Issue Explainable Artificial Intelligence for Trustworthy Machine Learning and Deep Learning Models in Healthcare)
  • Article
  • Open Access
1 Citations
1,913 Views
31 Pages

Low-power NPUs enable on-device LLM inference through efficient integer and fixed-point algebra, yet their lack of native exponential support makes Transformer softmax a critical performance bottleneck. Existing NPU kernels approximate ex using unifo...

(This article belongs to the Special Issue Emerging Applications of FPGAs and Reconfigurable Computing System)
  • Article
  • Open Access
22 Citations
5,044 Views
29 Pages

7 February 2024

The advancement of machine learning in industrial applications has necessitated the development of tailored solutions to address specific challenges, particularly in multi-class classification tasks. This study delves into the customization of loss f...

(This article belongs to the Section Fault Diagnosis & Sensors)
  • Article
  • Open Access
9 Citations
2,772 Views
23 Pages

10 April 2024

To address the issue associated with poor accuracy rates for specific emitter identification (SEI) under low signal-to-noise ratio (SNR) conditions, where the single-dimension radar signal characteristics are severely affected by noise, we propose an...

(This article belongs to the Special Issue Advanced Radar Signal Processing and Applications)
  • Article
  • Open Access
38 Citations
5,988 Views
19 Pages

2 February 2021

Automatic Modulation Classification (AMC) is of paramount importance in wireless communication systems. Existing methods usually adopt a single category of neural network or stack different categories of networks in series, and rarely extract differe...

(This article belongs to the Section Electrical, Electronics and Communications Engineering)
  • Article
  • Open Access
55 Citations
5,025 Views
13 Pages

20 November 2020

In recent times, several machine learning models have been built to aid in the prediction of diverse diseases and to minimize diagnostic errors made by clinicians. However, since most medical datasets seem to be imbalanced, conventional machine learn...

(This article belongs to the Special Issue Computational Intelligence in Healthcare)
  • Technical Note
  • Open Access
12 Citations
4,127 Views
15 Pages

4 November 2022

In this paper, a method of Synthetic Aperture Radar (SAR) image Automatic Target Recognition (ATR) based on Convolution Auto-encode (CAE) and Support Vector Machine (SVM) is proposed. Using SVM replaces the traditional softmax as the classifier of th...

(This article belongs to the Special Issue Remote Sensing and Machine Learning of Signal and Image Processing)
  • Article
  • Open Access
69 Citations
5,052 Views
16 Pages

Bagging Ensemble of Multilayer Perceptrons for Missing Electricity Consumption Data Imputation

  • Seungwon Jung,
  • Jihoon Moon,
  • Sungwoo Park,
  • Seungmin Rho and ,
  • Sung Wook Baik and
  • Eenjun Hwang
  • + 1 author+ 0 author

23 March 2020

For efficient and effective energy management, accurate energy consumption forecasting is required in energy management systems (EMSs). Recently, several artificial intelligence-based techniques have been proposed for accurate electric load forecasti...

(This article belongs to the Special Issue Sensor Technologies for Smart Industry and Smart Infrastructure)
  • Article
  • Open Access
163 Views
28 Pages

3 November 2026

Reliable medical-image classification requires assessment of accuracy, calibration, and uncertainty under image degradation. We analyze the unit-prior Evidential Mean Squared Error (EMSE) objective with masked Kullback–Leibler (KL) regularizati...

(This article belongs to the Special Issue Medical Imaging: Artificial Intelligence, Image Recognition, and Machine Learning Techniques (2nd Edition))
  • Article
  • Open Access
60 Citations
6,319 Views
15 Pages

2 February 2020

This paper mainly improves the visual geometry group network-16 (VGG-16), which is a classic convolutional neural network (CNN), to classify the surface defects on cement concrete bridges in an accurate manner. Specifically, the number of fully conne...

(This article belongs to the Special Issue Computational and Mathematical Methods in Engineering and Information Science)
  • Article
  • Open Access
4 Citations
3,518 Views
12 Pages

PARNet: A Joint Loss Function and Dynamic Weights Network for Pedestrian Semantic Attributes Recognition of Smart Surveillance Image

  • Yong Li,
  • Guofeng Tong,
  • Xin Li,
  • Yuebin Wang and ,
  • Bo Zou and
  • Yujie Liu
  • + 1 author+ 0 author

16 May 2019

The capability for recognizing pedestrian semantic attributes, such as gender, clothes color and other semantic attributes is of practical significance in bank smart surveillance, intelligent transportation and so on. In order to recognize the key mu...

(This article belongs to the Special Issue Artificial Intelligence Applications to Smart City and Smart Enterprise)
  • Article
  • Open Access
392 Views
34 Pages

Accurate classification and efficient retrieval of histopathological images are essential for the diagnosis of lung adenocarcinoma (LUAD). Existing deep learning approaches for Content-Based Histopathological Image Retrieval (CBHIR) typically generat...

(This article belongs to the Section AI-Driven Innovations)
  • Article
  • Open Access
2 Citations
3,988 Views
13 Pages

Identifying Graphite Purity by Weighted Fusion Method

  • Xiaoping Xu,
  • Xiangjia Yu,
  • Guangjun Liu and
  • Feng Wang

21 February 2022

The purity of graphite often affects its application in different fields. In view of the low efficiency of manual recognition and the omission of features extracted by single convolution neural network, this paper proposes a method for identifying gr...

(This article belongs to the Special Issue Energy Conservation and Emission Reduction in Process Industry)
  • Article
  • Open Access
23 Citations
8,682 Views
18 Pages

Dense RGB-D Semantic Mapping with Pixel-Voxel Neural Network

  • Cheng Zhao,
  • Li Sun,
  • Pulak Purkait,
  • Tom Duckett and
  • Rustam Stolkin

14 September 2018

In this paper, a novel Pixel-Voxel network is proposed for dense 3D semantic mapping, which can perform dense 3D mapping while simultaneously recognizing and labelling the semantic category each point in the 3D map. In our approach, we fully leverage...

(This article belongs to the Special Issue Visual Sensors)
  • Article
  • Open Access
11 Citations
2,958 Views
23 Pages

26 December 2024

In view of the rolling bearing fault signal non-stationarity, strong noise can lead to low fault diagnosis accuracy. A Swin Transformer and generalized S Transform fault diagnosis method is proposed to solve the problems of difficult signal feature e...

(This article belongs to the Special Issue Numerical and Computational Methods in Structural Engineering and Mechanics)
  • Article
  • Open Access
5 Citations
3,888 Views
17 Pages

DNN Intellectual Property Extraction Using Composite Data

  • Itay Mosafi,
  • Eli (Omid) David,
  • Yaniv Altshuler and
  • Nathan S. Netanyahu

28 February 2022

As state-of-the-art deep neural networks are being deployed at the core level of increasingly large numbers of AI-based products and services, the incentive for “copying them” (i.e., their intellectual property, manifested through the kno...

(This article belongs to the Special Issue Swarms and Network Intelligence)
  • Article
  • Open Access
63 Citations
7,958 Views
18 Pages

1 September 2022

Cassava is a typical staple food in the tropics, and cassava leaf disease can cause massive yield reductions in cassava, resulting in substantial economic losses and a lack of staple foods. However, the existing convolutional neural network (CNN) for...

(This article belongs to the Topic Applications of Big Data and Machine Learning in Smart Agriculture)
  • Article
  • Open Access
25 Citations
4,323 Views
20 Pages

A Novel Intelligent Fault Diagnosis Method for Rolling Bearing Based on Integrated Weight Strategy Features Learning

  • Jun He,
  • Ming Ouyang,
  • Chen Yong,
  • Danfeng Chen and ,
  • Jing Guo and
  • Yan Zhou
  • + 1 author+ 0 author

23 March 2020

Intelligent methods have long been researched in fault diagnosis. Traditionally, feature extraction and fault classification are separated, and this process is not completely intelligent. In addition, most traditional intelligent methods use an indiv...

(This article belongs to the Special Issue Sensors Fault Diagnosis Trends and Applications)
  • Article
  • Open Access
21 Citations
5,087 Views
17 Pages

18 January 2023

When reading texts for text classification tasks, a large number of words are irrelevant, and in text classification tasks, the traditional self-attention mechanism has the problem of weight distribution limitations. Therefore, a text classification...

(This article belongs to the Special Issue Recent Trends in Natural Language Processing and Its Applications)
  • Article
  • Open Access
35 Citations
6,626 Views
18 Pages

3 December 2020

The physical features of fruit and vegetables make the task of vision-based classification of fruit and vegetables challenging. The classification of fruit and vegetables at a supermarket self-checkout poses even more challenges due to variable light...

(This article belongs to the Special Issue Advanced Intelligent Imaging Technology Ⅱ)
  • Feature Paper
  • Article
  • Open Access
62 Citations
8,425 Views
8 Pages

24 April 2020

Convolutional neural networks (CNNs) have made great achievements on computer vision tasks, especially the image classification. With the improvement of network structure and loss functions, the performance of image classification is getting higher a...

(This article belongs to the Special Issue Advanced Intelligent Imaging Technology Ⅱ)
  • Article
  • Open Access
7 Citations
2,620 Views
17 Pages

Despite the success of dichotomous sentiment analysis, it does not encompass the various emotional colors of users in reality, which can be more plentiful than a mere positive or negative association. Moreover, the complexity and imbalanced nature of...

(This article belongs to the Special Issue Trends and Prospects in Hybrid Methods for Natural Language Processing)
  • Article
  • Open Access
150 Views
13 Pages

21 October 2026

Image denoising requires simultaneous suppression of stochastic corruption and preservation of local texture and large-scale structure. This study presents the Multi-scale Attention Denoising Network (MADNet), an encoder–decoder residual archit...

  • Article
  • Open Access
8 Citations
9,334 Views
14 Pages

Mixture of Experts with Entropic Regularization for Data Classification

  • Billy Peralta,
  • Ariel Saavedra,
  • Luis Caro and
  • Alvaro Soto

18 February 2019

Today, there is growing interest in the automatic classification of a variety of tasks, such as weather forecasting, product recommendations, intrusion detection, and people recognition. “Mixture-of-experts” is a well-known classification...

(This article belongs to the Special Issue Information-Theoretical Methods in Data Mining)
  • Article
  • Open Access
399 Views
25 Pages

11 September 2026

Low-altitude wireless networks (LAWNs) require reliable multi-user communication together with accurate range and velocity sensing. Communication and sensing share the same transmit power and spatial degrees of freedom (DoF), and therefore joint beam...

(This article belongs to the Special Issue Communication Systems in Unmanned Aerial Vehicles)
  • Article
  • Open Access
8 Citations
3,186 Views
15 Pages

An Atmospheric Visibility Grading Method Based on Ensemble Learning and Stochastic Weight Average

  • Xiuguo Zou,
  • Jiahong Wu,
  • Zhibin Cao,
  • Yan Qian and ,
  • Shixiu Zhang,
  • Lu Han,
  • Shangkun Liu,
  • Jie Zhang and
  • Yuanyuan Song
  • + 4 authors+ 0 author

In order to adequately characterize the visual characteristics of atmospheric visibility and overcome the disadvantages of the traditional atmospheric visibility measurement method with significant dependence on preset reference objects, high cost, a...

(This article belongs to the Section Atmospheric Techniques, Instruments, and Modeling)
  • Article
  • Open Access
3 Citations
2,190 Views
17 Pages

2 August 2024

Creating an effective deep learning technique for accurately diagnosing leak signals across diverse environments is crucial for integrating artificial intelligence (AI) into the power plant industry. We propose an automatic weight redistribution ense...

(This article belongs to the Section Industrial Sensors)
  • Article
  • Open Access
6 Citations
2,635 Views
17 Pages

Dynamic Re-Weighting and Cross-Camera Learning for Unsupervised Person Re-Identification

  • Qingze Yin,
  • Guan’an Wang,
  • Jinlin Wu,
  • Haonan Luo and
  • Zhenmin Tang

12 May 2022

Person Re-Identification (ReID) has witnessed tremendous improvements with the help of deep convolutional neural networks (CNN). Nevertheless, because different fields have their characteristics, most existing methods encounter the problem of poor ge...

(This article belongs to the Special Issue Mathematical Methods in Image Processing and Computer Vision)
  • Article
  • Open Access
73 Citations
7,384 Views
18 Pages

2 October 2019

To monitor the tool wear state of computerized numerical control (CNC) machining equipment in real time in a manufacturing workshop, this paper proposes a real-time monitoring method based on a fusion of a convolutional neural network (CNN) and a bid...

(This article belongs to the Special Issue Symmetry in Mechanical Engineering)
  • Article
  • Open Access
1 Citations
1,282 Views
30 Pages

Regionalized Assessment of Urban Lake Ecosystem Health in China: A Novel Framework Integrating Hybrid Weighting and Adaptive Indicators

  • Xi Weng,
  • Dongdong Gao,
  • Xiaogang Tian,
  • Tianshan Zeng and ,
  • Hongle Shi,
  • Wanping Zhang,
  • Mingkun Guo,
  • Rong Su and
  • Hanxiao Zeng
  • + 4 authors+ 0 author

18 December 2025

Urban lakes are essential for ecological balance and urban development. This study developed a comprehensive framework to evaluate the ecosystem health of urban lakes in China. Nineteen representative lakes from four lake zones were examined using th...

  • Article
  • Open Access
48 Citations
8,887 Views
14 Pages

12 February 2025

Multiclass classification in machine learning often faces significant challenges due to unbalanced datasets. This situation leads to biased predictions and reduced model performance. This research addresses this issue by proposing a novel approach th...

(This article belongs to the Special Issue Pattern Recognition and Image Processing: Latest Advances and Prospects)
  • Article
  • Open Access
713 Views
58 Pages

6 July 2026

Interpretable feature-group fusion for tabular regression remains challenging because strong predictive models often lack explicit group-level attribution, complexity control, and attribution-stability guarantees. This paper proposes SHAP-Weighted Fe...

  • Article
  • Open Access
14 Citations
3,490 Views
17 Pages

Lithology Identification of Uranium-Bearing Sand Bodies Using Logging Data Based on a BP Neural Network

  • Yuanqiang Sun,
  • Jianping Chen,
  • Pengbing Yan,
  • Jun Zhong and ,
  • Yuxin Sun and
  • Xinyu Jin
  • + 1 author+ 0 author

27 April 2022

Lithology identification is an essential fact for delineating uranium-bearing sandstone bodies. A new method is provided to delineate sandstone bodies by a lithological automatic classification model using machine learning techniques, which could als...

(This article belongs to the Section Mineral Exploration Methods and Applications)
  • Article
  • Open Access
14 Citations
6,301 Views
16 Pages

16 January 2019

One of the challenges in fine-grained classification is that subcategories with significant similarity are hard to be distinguished due to the equal treatment of all subcategories in existing algorithms. In order to solve this problem, a fine-grained...

(This article belongs to the Special Issue Multimodal Deep Learning Methods for Video Analytics)
  • Article
  • Open Access
52 Citations
8,239 Views
21 Pages

5 May 2020

Facial expression recognition (FER) is a challenging problem in the fields of pattern recognition and computer vision. The recent success of convolutional neural networks (CNNs) in object detection and object segmentation tasks has shown promise in b...

(This article belongs to the Special Issue Emotion and Stress Recognition Related Sensors and Machine Learning Technologies)
  • Article
  • Open Access
10 Citations
3,137 Views
11 Pages

Microcomb-Driven Optical Convolution for Car Plate Recognition

  • Zhenming He,
  • Junwei Cheng,
  • Xinyu Liu,
  • Bo Wu and ,
  • Heng Zhou,
  • Jianji Dong and
  • Xinliang Zhang
  • + 2 authors+ 0 author

25 August 2023

The great success of artificial intelligence (AI) calls for higher-performance computing accelerators, and optical neural networks (ONNs) with the advantages of high speed and low power consumption have become competitive candidates. However, most of...

  • Article
  • Open Access
35 Citations
6,592 Views
20 Pages

Helping the Visually Impaired See via Image Multi-labeling Based on SqueezeNet CNN

  • Haikel Alhichri,
  • Yakoub Bazi,
  • Naif Alajlan and
  • Bilel Bin Jdira

1 November 2019

This work presents a deep learning method for scene description. (1) Background: This method is part of a larger system, called BlindSys, that assists the visually impaired in an indoor environment. The method detects the presence of certain objects,...

(This article belongs to the Section Computing and Artificial Intelligence)
  • Article
  • Open Access
2 Citations
1,065 Views
28 Pages

Hierarchical Line Loss Allocation Methods for Low-Voltage Distribution Networks with Distributed Photovoltaics

  • Qingjiong Peng,
  • Haobo Zhang,
  • Haotian Cai,
  • Hongwe Li and ,
  • Xiaolong Wang,
  • Xiangang Peng and
  • Zhuoli Zhao
  • + 2 authors+ 0 author

22 October 2025

The bidirectional power flows and time-varying characteristics generated by distributed photovoltaic integration into low-voltage distribution networks pose accuracy and fairness challenges to traditional line loss allocation methods. Existing method...

(This article belongs to the Special Issue Artificial Intelligence and Game Theory)
  • Article
  • Open Access
4 Citations
4,077 Views
20 Pages

Gaze Estimation Method Combining Facial Feature Extractor with Pyramid Squeeze Attention Mechanism

  • Jingfang Wei,
  • Haibin Wu,
  • Qing Wu,
  • Yuji Iwahori and ,
  • Xiaoyu Yu and
  • Aili Wang
  • + 1 author+ 0 author

To address the issue of reduced gaze estimation accuracy caused by individual differences in different environments, this study proposes a novel gaze estimation algorithm based on attention mechanisms. Firstly, by constructing a facial feature extrac...

(This article belongs to the Special Issue Deep Learning in Image Processing and Pattern Recognition)
  • Article
  • Open Access
1 Citations
572 Views
19 Pages

25 June 2026

Crop leaf diseases cause 10–40% annual yield losses, yet timely field diagnosis remains difficult. Vision-language models (VLMs) lift recognition accuracy with rich textual descriptions, but multimodal pipelines are too slow for real-time field...

(This article belongs to the Special Issue Computer Vision and Pattern Recognition for Advanced Smart Agriculture Solutions—Second Edition)
  • Article
  • Open Access
372 Views
32 Pages

A Taylor-Polynomial Representation of Value Functions for Multi-Attribute Decision Strategies

  • Yuki Tamari,
  • Hajime Murakami,
  • Keita Kawasugi,
  • Takashi Ideno and
  • Kazuhisa Takemura

29 August 2026

Decision strategies in multi-attribute decision-making are described as qualitatively distinct rules with no common quantitative scale for comparing them. This study proposes a unified framework that represents a decision strategy as a feature vector...

  • Article
  • Open Access
377 Views
27 Pages

An Overlooked Baseline Artifact in Comparing Specialized and Pooled Classifiers

  • Diego Avalos,
  • Diego Oliva,
  • Enrique Garcia-Ceja and
  • Salvador Hinojosa

25 August 2026

When a system must detect several related conditions over the same inputs, its designer can train a specialized classifier for each condition or one pooled model for all of them. Published comparisons of these designs contradict one another, and cert...

(This article belongs to the Section Information Systems)

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