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14 Results Found

  • Proceeding Paper
  • Open Access
1 Citations
1,807 Views
4 Pages

Imaging Incoherent Target Using Hadamard Basis Patterns

  • Tanushree Karmakar,
  • Rajeev Singh and
  • Rakesh Kumar Singh

31 March 2023

In this paper, we present a correlation-based imaging technique in a single-pixel imaging scheme using Hadamard basis illumination. The Hadamard basis, which has the characteristics of a two-bit value {−1, 1} and sparsity in its transformed dom...

  • Communication
  • Open Access
15 Citations
3,998 Views
10 Pages

Hadamard Single-Pixel Imaging Based on Positive Patterns

  • Rui Sun,
  • Jiale Long,
  • Yi Ding,
  • Jiaye Kuang and
  • Jiangtao Xi

Hadamard single-pixel imaging (SPI) employs the differential measurement strategy to eliminate the effect of negative value of Hadamard basis patterns but leads to doubling the number of measurements. To reduce the number of measurements, a Hadamard...

  • Article
  • Open Access
16 Citations
4,445 Views
20 Pages

Single-Pixel Near-Infrared 3D Image Reconstruction in Outdoor Conditions

  • C. Osorio Quero,
  • D. Durini,
  • J. Rangel-Magdaleno,
  • J. Martinez-Carranza and
  • R. Ramos-Garcia

In the last decade, the vision systems have improved their capabilities to capture 3D images in bad weather scenarios. Currently, there exist several techniques for image acquisition in foggy or rainy scenarios that use infrared (IR) sensors. Due to...

  • Article
  • Open Access
45 Citations
2,511 Views
26 Pages

New Estimations of Hermite–Hadamard Type Integral Inequalities for Special Functions

  • Hijaz Ahmad,
  • Muhammad Tariq,
  • Soubhagya Kumar Sahoo,
  • Jamel Baili and
  • Clemente Cesarano

In this paper, we propose some generalized integral inequalities of the Raina type depicting the Mittag–Leffler function. We introduce and explore the idea of generalized s-type convex function of Raina type. Based on this, we discuss its algebraic p...

  • Article
  • Open Access
3 Citations
2,468 Views
12 Pages

19 July 2024

Single-pixel imaging (SPI) is an alternative method for obtaining images using a single photodetector, which has numerous advantages over the traditional matrix-based approach. However, most experimental SPI realizations provide relatively low resolu...

  • Article
  • Open Access
8 Citations
4,590 Views
9 Pages

Sinusoidal Single-Pixel Imaging Based on Fourier Positive–Negative Intensity Correlation

  • Ling-Tong Meng,
  • Ping Jia,
  • Hong-Hai Shen,
  • Ming-Jie Sun,
  • Dong Yao,
  • Han-Yu Wang and
  • Chun-Hui Yan

17 March 2020

Single-pixel imaging techniques extend the time dimension to reconstruct a target scene in the spatial domain based on single-pixel detectors. Structured light illumination modulates the target scene by utilizing multi-pattern projection, and the ref...

  • Article
  • Open Access
4 Citations
2,298 Views
13 Pages

Single-Pixel Imaging Based on Deep Learning Enhanced Singular Value Decomposition

  • Youquan Deng,
  • Rongbin She,
  • Wenquan Liu,
  • Yuanfu Lu and
  • Guangyuan Li

7 May 2024

We propose and demonstrate a single-pixel imaging method based on deep learning network enhanced singular value decomposition. The theoretical framework and the experimental implementation are elaborated and compared with the conventional methods bas...

  • Article
  • Open Access
3 Citations
2,902 Views
13 Pages

Signal to Noise Ratio of a Coded Slit Hyperspectral Sensor

  • Jonathan Piper,
  • Peter W. T. Yuen and
  • David James

26 October 2022

In recent years, a wide range of hyperspectral imaging systems using coded apertures have been proposed. Many implement compressive sensing to achieve faster acquisition of a hyperspectral data cube, but it is also potentially beneficial to use coded...

  • Article
  • Open Access
1 Citations
2,049 Views
12 Pages

Adaptive Ghost Imaging Based on 2D-Haar Wavelets

  • Zhuo Yu,
  • Xiaoqian Wang,
  • Chao Gao,
  • Huan Zhao,
  • Hong Wang and
  • Zhihai Yao

To improve the imaging speed of ghost imaging and ensure the accuracy of the images, an adaptive ghost imaging scheme based on 2D-Haar wavelets has been proposed. This scheme is capable of significantly retaining image information even under under-sa...

  • Review
  • Open Access
18 Citations
8,807 Views
44 Pages

2 October 2021

Symmetry forms the foundation of combinatorial theories and algorithms of enumeration such as Möbius inversion, Euler totient functions, and the celebrated Pólya’s theory of enumeration under the symmetric group action. As machine learning and artifi...

  • Article
  • Open Access
39 Citations
4,655 Views
23 Pages

Enhancing Tool Wear Prediction Accuracy Using Walsh–Hadamard Transform, DCGAN and Dragonfly Algorithm-Based Feature Selection

  • Milind Shah,
  • Himanshu Borade,
  • Vedant Sanghavi,
  • Anshuman Purohit,
  • Vishal Wankhede and
  • Vinay Vakharia

8 April 2023

Tool wear is an important concern in the manufacturing sector that leads to quality loss, lower productivity, and increased downtime. In recent years, there has been a rise in the popularity of implementing TCM systems using various signal processing...

  • Article
  • Open Access
1,089 Views
20 Pages

Enhancing Direction-of-Arrival Estimation for Single-Channel Reconfigurable Intelligent Surface via Phase Coding Design

  • Changcheng Hu,
  • Ruoyu Zhang,
  • Jingqi Wang,
  • Boyu Sima,
  • Yue Ma,
  • Chen Miao and
  • Wei Kang

11 July 2025

Traditional antenna arrays for direction-of-arrival (DOA) estimation typically require numerous elements to achieve target performance, increasing system complexity and cost. Reconfigurable intelligent surfaces (RISs) offer a promising alternative, y...

  • Article
  • Open Access
7 Citations
3,158 Views
18 Pages

30 March 2023

Semantic segmentation has played an essential role in remote sensing image interpretation for decades. Although there has been tremendous success in such segmentation with the development of deep learning in the field, several limitations still exist...

  • Article
  • Open Access
3 Citations
2,782 Views
20 Pages

11 September 2024

Knowledge graph embedding (KGE) has been identified as an effective method for link prediction, which involves predicting missing relations or entities based on existing entities or relations. KGE is an important method for implementing knowledge rep...