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16 Results Found

  • Article
  • Open Access
13 Citations
7,490 Views
29 Pages

9 February 2021

Instance segmentation and object detection are significant problems in the fields of computer vision and robotics. We address those problems by proposing a novel object segmentation and detection system. First, we detect 2D objects based on RGB, dept...

(This article belongs to the Special Issue Sensors and Computer Vision Techniques for 3D Object Modeling)
  • Article
  • Open Access
31 Citations
5,972 Views
13 Pages

VB-Net: Voxel-Based Broad Learning Network for 3D Object Classification

  • Zishu Liu,
  • Wei Song,
  • Yifei Tian,
  • Sumi Ji and ,
  • Yunsick Sung,
  • Long Wen,
  • Tao Zhang,
  • Liangliang Song and
  • Amanda Gozho
  • + 4 authors+ 0 author

26 September 2020

Point clouds have been widely used in three-dimensional (3D) object classification tasks, i.e., people recognition in unmanned ground vehicles. However, the irregular data format of point clouds and the large number of parameters in deep learning net...

(This article belongs to the Special Issue Advances in Deep Learning Ⅱ)
  • Article
  • Open Access
4 Citations
3,754 Views
11 Pages

Optimal LiDAR Data Resolution Analysis for Object Classification

  • Marjorie Darrah,
  • Matthew Richardson,
  • Bradley DeRoos and
  • Mitchell Wathen

9 July 2022

When classifying objects in 3D LiDAR data, it is important to use efficient collection methods and processing algorithms. This paper considers the resolution needed to classify 3D objects accurately and discusses how this resolution is accomplished f...

(This article belongs to the Section Radar Sensors)
  • Communication
  • Open Access
7 Citations
48,205 Views
12 Pages

Multi-Head Attention Refiner for Multi-View 3D Reconstruction

  • Kyunghee Lee,
  • Ihjoon Cho,
  • Boseung Yang and
  • Unsang Park

24 October 2024

Traditional 3D reconstruction models have consistently faced the challenge of balancing high recall of object edges with maintaining a high precision. In this paper, we introduce a post-processing method, the Multi-Head Attention Refiner (MA-R), desi...

(This article belongs to the Special Issue Geometry Reconstruction from Images (2nd Edition))
  • Article
  • Open Access
5 Citations
5,059 Views
13 Pages

A Voxel Generator Based on Autoencoder

  • Bo-Cheng Huang,
  • Yu-Cheng Feng and
  • Tyng-Yeu Liang

24 October 2022

In recent years, 3D models have been widely used in the virtual/augmented reality industry. The traditional way of constructing 3D models for real-world objects remains expensive and time-consuming. With the rapid development of graphics processors,...

(This article belongs to the Special Issue Advances in Artificial Intelligence (AI)-Driven Data Analytics)
  • Article
  • Open Access
4 Citations
3,220 Views
14 Pages

17 October 2020

One of the most important parts of a text-independent speaker verification system is speaker embedding generation. Previous studies demonstrated that shortcut connections-based multi-layer aggregation improves the representational power of a speaker...

(This article belongs to the Special Issue Human Computer Interaction for Intelligent Systems)
  • Article
  • Open Access
5 Citations
2,658 Views
23 Pages

Multi-Corpus Benchmarking of CNN and LSTM Models for Speaker Gender and Age Profiling

  • Jorge Jorrin-Coz,
  • Mariko Nakano,
  • Hector Perez-Meana and
  • Leobardo Hernandez-Gonzalez

Speaker profiling systems are often evaluated on a single corpus, which complicates reliable comparison. We present a fully reproducible evaluation pipeline that trains Convolutional Neural Networks (CNNs) and Long-Short Term Memory (LSTM) models ind...

(This article belongs to the Section Computational Engineering)
  • Article
  • Open Access
144 Views
58 Pages

3 November 2026

Resource-constrained edge deployment of speaker verification systems requires reducing inference cost without unnecessarily invoking a high-capacity model. This study presents a margin-guided adaptive model-routing framework in which ReDimNet-b0 serv...

(This article belongs to the Section Computational Intelligence)
  • Article
  • Open Access
2 Citations
2,960 Views
19 Pages

Res2Former: Integrating Res2Net and Transformer for a Highly Efficient Speaker Verification System

  • Defu Chen,
  • Yunlong Zhou,
  • Xianbao Wang,
  • Sheng Xiang and ,
  • Xiaohu Liu and
  • Yijian Sang
  • + 1 author+ 0 author

Speaker verification (SV) is an exceptionally effective method of biometric authentication. However, its performance is heavily influenced by the effectiveness of the extracted speaker features and their suitability for use in resource-limited enviro...

(This article belongs to the Special Issue New Advances in Embedded Software and Applications)
  • Article
  • Open Access
16 Citations
5,120 Views
16 Pages

31 December 2022

The performance of speaker recognition systems is very well on the datasets without noise and mismatch. However, the performance gets degraded with the environmental noises, channel variation, physical and behavioral changes in speaker. The types of...

(This article belongs to the Special Issue AI, Machine Learning and Deep Learning in Signal Processing)
  • Article
  • Open Access
5 Citations
5,901 Views
27 Pages

A Self-Supervised Method for Speaker Recognition in Real Sound Fields with Low SNR and Strong Reverberation

  • Xuan Zhang,
  • Jun Tang,
  • Huiliang Cao,
  • Chenguang Wang and ,
  • Chong Shen and
  • Jun Liu
  • + 1 author+ 0 author

7 March 2025

Speaker recognition is essential in smart voice applications for personal identification. Current state-of-the-art techniques primarily focus on ideal acoustic conditions. However, the traditional spectrogram struggles to differentiate between noise,...

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

2 July 2026

Audio–visual speech enhancement aims to recover clean speech by jointly using noisy acoustic signals and synchronized visual cues. Although diffusion-based methods achieve promising restoration performance, their multi-step sampling causes high...

(This article belongs to the Section Intelligent Sensors)
  • Article
  • Open Access
4 Citations
3,019 Views
11 Pages

19 April 2024

The development of deep learning greatly promotes the progress of speaker verification (SV). Studies show that both convolutional neural networks (CNNs) and dilated time-delay neural networks (TDNNs) achieve advanced performance in text-independent S...

(This article belongs to the Special Issue Audio, Speech and Language Processing)
  • Article
  • Open Access
5 Citations
3,461 Views
13 Pages

Explore Long-Range Context Features for Speaker Verification

  • Zhuo Li,
  • Zhenduo Zhao,
  • Wenchao Wang,
  • Pengyuan Zhang and
  • Qingwei Zhao

19 January 2023

Multi-scale context information, especially long-range dependency, has shown to be beneficial for speaker verification (SV) tasks. In this paper, we propose three methods to systematically explore long-range context SV feature extraction based on Res...

(This article belongs to the Special Issue Audio, Speech and Language Processing)
  • Article
  • Open Access
3 Citations
1,169 Views
15 Pages

8 January 2026

Symmetry and asymmetry are foundational design principles in artificial intelligence, defining the balance between invariance and adaptability in multimodal learning systems. In audio-visual speaker verification, where speech and lip-motion features...

(This article belongs to the Special Issue Applications of Symmetry/Asymmetry in Artificial Intelligence and Deep Metaheuristics)
  • Article
  • Open Access
303 Views
39 Pages

4 September 2026

Generating a virtual anchor from speech has to satisfy three demands at once: the face must stay recognizable as the same person, the motion has to be temporally coherent, and the lips must follow the audio. Existing methods often fall short on the f...

(This article belongs to the Special Issue Human–Computer Interaction, Virtual Reality, Artificial Intelligence, and Computer Vision)