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358 Results Found

  • Article
  • Open Access
4 Citations
7,222 Views
59 Pages

25 May 2021

Bringing together a Riemannian geometry account of visual space with a complementary account of human movement synergies we present a neurally-feasible computational formulation of visuomotor task performance. This cohesive geometric theory addresses...

  • Article
  • Open Access
7 Citations
7,537 Views
67 Pages

5 December 2018

We present a Riemannian geometry theory to examine the systematically warped geometry of perceived visual space attributable to the size–distance relationship of retinal images associated with the optics of the human eye. Starting with the noti...

  • Article
  • Open Access
5 Citations
3,496 Views
14 Pages

Electrotactile Communication via Matrix Electrode Placed on the Torso Using Fast Calibration, and Static vs. Dynamic Encoding

  • Jovana Malešević,
  • Miloš Kostić,
  • Fabricio A. Jure,
  • Erika G. Spaich,
  • Strahinja Došen,
  • Vojin Ilić,
  • Goran Bijelić and
  • Matija Štrbac

9 October 2022

Electrotactile stimulation is a technology that reproducibly elicits tactile sensations and can be used as an alternative channel to communicate information to the user. The presented work is a part of an effort to develop this technology into an uno...

  • Article
  • Open Access
6 Citations
2,724 Views
12 Pages

26 September 2021

As mobile robots perform long-term operations in large-scale environments, coping with perceptual changes becomes an important issue recently. This paper introduces a stochastic variational inference and learning architecture that can extract conditi...

  • Article
  • Open Access
15 Citations
6,783 Views
19 Pages

Hippocampal place cells are a well-known object in neuroscience, but their place field formation in the first moments of navigating in a novel environment remains an ill-defined process. To address these dynamics, we performed in vivo imaging of neur...

  • Article
  • Open Access
21 Citations
4,019 Views
13 Pages

Simultaneous Decoding of Eccentricity and Direction Information for a Single-Flicker SSVEP BCI

  • Jingjing Chen,
  • Alexander Maye,
  • Andreas K. Engel,
  • Yijun Wang,
  • Xiaorong Gao and
  • Dan Zhang

17 December 2019

The feasibility of a steady-state visual evoked potential (SSVEP) brain–computer interface (BCI) with a single-flicker stimulus for multiple-target decoding has been demonstrated in a number of recent studies. The single-flicker BCIs have mainl...

  • Article
  • Open Access
862 Views
19 Pages

20 October 2025

Reflection removal from a single image is an ill-posed problem due to the inherent ambiguity in separating transmission and reflection components from a single composite observation. In this paper, we address this challenge by introducing a reversibl...

  • Article
  • Open Access
2 Citations
2,247 Views
25 Pages

15 December 2023

Monocular depth prediction research is essential for expanding meaning from 2D to 3D. Recent studies have focused on the application of a newly proposed encoder; however, the development within the self-supervised learning framework remains unexplore...

  • Article
  • Open Access
15 Citations
3,812 Views
18 Pages

16 February 2021

Nowcasting is an important technique for weather forecasting because sudden weather changes significantly affect human life. The encoding-forecasting model, which is a state-of-the-art architecture in the field of data-driven radar extrapolation, doe...

  • Article
  • Open Access
12 Citations
12,138 Views
14 Pages

A simple and effective method for camera positioning and alignment control for robotic pick-and-place tasks is described here. A parallelogram feature is encoded into each 3D object or target location. To determine the pose of each part and guide the...

  • Article
  • Open Access
33 Citations
6,332 Views
15 Pages

1 February 2021

Gomoku is a two-player board game that originated in ancient China. There are various cases of developing Gomoku using artificial intelligence, such as a genetic algorithm and a tree search algorithm. Alpha-Gomoku, Gomoku AI built with Alpha-Go’s alg...

  • Article
  • Open Access
51 Citations
7,706 Views
13 Pages

Active Navigation in Virtual Environments Benefits Spatial Memory in Older Adults

  • Melissa E. Meade,
  • John G. Meade,
  • Hélène Sauzeon and
  • Myra A. Fernandes

26 February 2019

We investigated age differences in memory for spatial routes that were either actively or passively encoded. A series of virtual environments were created and presented to 20 younger (Mean age = 19.71) and 20 older (Mean age = 74.55) adults, through...

  • Article
  • Open Access
10 Citations
3,565 Views
16 Pages

CapERA: Captioning Events in Aerial Videos

  • Laila Bashmal,
  • Yakoub Bazi,
  • Mohamad Mahmoud Al Rahhal,
  • Mansour Zuair and
  • Farid Melgani

18 April 2023

In this paper, we introduce the CapERA dataset, which upgrades the Event Recognition in Aerial Videos (ERA) dataset to aerial video captioning. The newly proposed dataset aims to advance visual–language-understanding tasks for UAV videos by pro...

  • Article
  • Open Access
8 Citations
3,956 Views
20 Pages

Recent advances in knowledge graphs show great promise to link various data together to provide a semantic network. Place is an important part in the big picture of the knowledge graph since it serves as a powerful glue to link any data to its georef...

  • Article
  • Open Access
3 Citations
2,431 Views
20 Pages

A Comparative Study of Decoders for Liver and Tumor Segmentation Using a Self-ONN-Based Cascaded Framework

  • Sidra Gul,
  • Muhammad Salman Khan,
  • Md Sakib Abrar Hossain,
  • Muhammad E. H. Chowdhury and
  • Md. Shaheenur Islam Sumon

8 December 2024

Background/Objectives: Accurate liver and tumor detection and segmentation are crucial in diagnosis of early-stage liver malignancies. As opposed to manual interpretation, which is a difficult and time-consuming process, accurate tumor detection usin...

  • Article
  • Open Access
1,242 Views
11 Pages

Afrina barna-like Virus, a Novel Virus Associated with Afrina sporoboliae, the Drop Seed Gall-Forming Nematode

  • Edison Reyes-Proaño,
  • Anna M. Griffin,
  • Aida Duarte,
  • Hongyan Sheng,
  • Brenda K. Schroeder,
  • Timothy D. Murray and
  • Alexander V. Karasev

23 July 2025

A novel barna-like virus was found to be associated with field-collected Afrina sporoboliae plant-parasitic nematodes. The positive-sense, single-stranded RNA genome of this virus, named Afrina barna-like virus (AfBLV), comprises 4020 nucleotides enc...

  • Review
  • Open Access
7 Citations
5,805 Views
17 Pages

20 August 2021

Decision making is crucial for animal survival because the choices they make based on their current situation could influence their future rewards and could have potential costs. This review summarises recent developments in decision making, discusse...

  • Article
  • Open Access
5 Citations
2,180 Views
21 Pages

8 August 2023

In mammals, common rules for the encoding of arousal and physical characteristics of the sender are suggested based on a similar vocal production apparatus. In this study, we want to investigate to what extent vocalizations of developing Mongolian ge...

  • Editorial
  • Open Access
29 Citations
9,587 Views
12 Pages

DNA Vaccines: Recent Developments and the Future

  • Britta Wahren and
  • Margaret A. Liu

27 October 2014

This special issue is focused on DNA vaccines, marking the two decades since the first demonstration of pre-clinical protection was published in Science (Ulmer et al.; Heterologous protection against influenza by injection of DNA encoding a viral pro...

  • Article
  • Open Access
4 Citations
5,343 Views
16 Pages

Grasping Complex-Shaped and Thin Objects Using a Generative Grasping Convolutional Neural Network

  • Jaeseok Kim,
  • Olivia Nocentini,
  • Muhammad Zain Bashir and
  • Filippo Cavallo

15 March 2023

Vision-based pose detection and grasping complex-shaped and thin objects are challenging tasks. We propose an architecture that integrates the Generative Grasping Convolutional Neural Network (GG-CNN) with depth recognition to identify a suitable gra...

  • Article
  • Open Access
508 Views
36 Pages

Advancing Agricultural Drought Level Prediction in Guangdong Utilizing ERA5-Land and SMAP-L3 Data

  • Xiaoning Li,
  • Zhichao Zhong,
  • Jing Wang,
  • Qingliang Li,
  • Xingyu Zhou,
  • Sen Yan,
  • Jinlong Zhu and
  • Xiao Chen

16 December 2025

Accurate forecasting of agricultural drought is vital for enhancing agricultural resilience and optimizing water resource management. Although deep learning models like Long Short-Term Memory (LSTM) have shown promise in drought prediction, their per...

  • Article
  • Open Access
2 Citations
2,970 Views
16 Pages

Bactericera cockerelli Picorna-like Virus and Three New Viruses Found Circulating in Populations of Potato/Tomato Psyllids (Bactericera cockerelli)

  • Jennifer Dahan,
  • Gardenia E. Orellana,
  • Kaleigh B. Wald,
  • Erik J. Wenninger,
  • W. Rodney Cooper and
  • Alexander V. Karasev

8 March 2024

An investigation of viruses circulating in populations of field and laboratory potato/tomato psyllids (Bactericera cockerelli) was conducted using high-throughput sequencing (HTS) technology and conventional RT-PCR. Three new viruses were discovered:...

  • Review
  • Open Access
20 Citations
13,212 Views
19 Pages

25 April 2016

The cytolethal distending toxin (CDT) is a well characterized bacterial genotoxin encoded by several Gram-negative bacteria, including Salmonella enterica (S. enterica). The CDT produced by Salmonella (S-CDT) differs from the CDT produced by other ba...

  • Article
  • Open Access
4 Citations
5,471 Views
17 Pages

Convolution-Based Encoding of Depth Images for Transfer Learning in RGB-D Scene Classification

  • Radhakrishnan Gopalapillai,
  • Deepa Gupta,
  • Mohammed Zakariah and
  • Yousef Ajami Alotaibi

28 November 2021

Classification of indoor environments is a challenging problem. The availability of low-cost depth sensors has opened up a new research area of using depth information in addition to color image (RGB) data for scene understanding. Transfer learning o...

  • Article
  • Open Access
2 Citations
1,554 Views
11 Pages

30 November 2023

This article aims to improve the synthesis efficiency and radiation performance of large ultra-wideband (UWB) rotationally symmetric sparse circular planar arrays by using a modified differential evolution algorithm (MDEA). In the proposed MDEA, we a...

  • Article
  • Open Access
4 Citations
6,027 Views
12 Pages

19 December 2016

Loss of function of the hippocampus or frontal cortex is associated with reduced performance on memory tasks, in which subjects are incidentally exposed to cues at specific places in the environment and are subsequently asked to recollect the locatio...

  • Article
  • Open Access
270 Views
24 Pages

Effective Approach for Classifying EMG Signals Through Reconstruction Using Autoencoders

  • Natalia Rendón Caballero,
  • Michelle Rojo González,
  • Marcos Aviles,
  • José Manuel Alvarez Alvarado,
  • José Billerman Robles-Ocampo,
  • Perla Yazmin Sevilla-Camacho and
  • Juvenal Rodríguez-Reséndiz

22 January 2026

The study of muscle signal classification has been widely explored for the control of myoelectric prostheses. Traditional approaches rely on manually designed features extracted from time- or frequency-domain representations, which may limit the gene...

  • Article
  • Open Access
1 Citations
2,322 Views
24 Pages

Multimode Tree-Coding of Speech with Pre-/Post-Weighting

  • Ying-Yi Li,
  • Pravin Ramadas and
  • Jerry Gibson

15 February 2022

As speech-coding standards have improved over the years, so complexity has increased, and less emphasis been placed on low encoding/decoding delay. We present a low-complexity, low-delay speech codec based on tree-coding with sample-by-sample adaptiv...

  • Article
  • Open Access
1,926 Views
14 Pages

CriSALAD: Robust Visual Place Recognition Using Cross-Image Information and Optimal Transport Aggregation

  • Jinyi Xu,
  • Yuhang Ming,
  • Minyang Xu,
  • Yaqi Fan,
  • Yuan Zhang and
  • Wanzeng Kong

9 May 2025

Visual place recognition (VPR) is crucial for enabling autonomous agents to accurately localize themselves within a known environment. While existing methods leverage neural networks to enhance performance and robustness, they often suffer from the l...

  • Article
  • Open Access
7 Citations
5,494 Views
14 Pages

Characterization of Aminoacyl-tRNA Synthetases in Chromerids

  • Abdoallah Sharaf,
  • Ansgar Gruber,
  • Kateřina Jiroutová and
  • Miroslav Oborník

31 July 2019

Aminoacyl-tRNA synthetases (AaRSs) are enzymes that catalyze the ligation of tRNAs to amino acids. There are AaRSs specific for each amino acid in the cell. Each cellular compartment in which translation takes place (the cytosol, mitochondria, and pl...

  • Article
  • Open Access
6 Citations
7,773 Views
26 Pages

Following the declaration by the World Health Organisation (WHO) on 11 March 2020, that the global COVID-19 outbreak had become a pandemic, South Africa implemented a full lockdown from 27 March 2020 for 21 days. The full lockdown was implemented aft...

  • Article
  • Open Access
8 Citations
3,764 Views
18 Pages

Loss of Astrocytic µ Opioid Receptors Exacerbates Aversion Associated with Morphine Withdrawal in Mice: Role of Mitochondrial Respiration

  • Kateryna Murlanova,
  • Yan Jouroukhin,
  • Ksenia Novototskaya-Vlasova,
  • Shovgi Huseynov,
  • Olga Pletnikova,
  • Michael J. Morales,
  • Yun Guan,
  • Atsushi Kamiya,
  • Dwight E. Bergles and
  • Mikhail V. Pletnikov
  • + 1 author

17 May 2023

Astrocytes express mu/µ opioid receptors, but the function of these receptors remains poorly understood. We evaluated the effects of astrocyte-restricted knockout of µ opioid receptors on reward- and aversion-associated behaviors in mice...

  • Article
  • Open Access
1,617 Views
19 Pages

Correlates of Theta and Gamma Activity during Visuospatial Incidental/Intentional Encoding and Retrieval Indicate Differences in Processing in Young and Elderly Healthy Participants

  • Mariana Lizeth Junco-Muñoz,
  • Oliva Mejía-Rodríguez,
  • José Miguel Cervantes-Alfaro,
  • Adriana del Carmen Téllez-Anguiano,
  • Miguel Ángel López-Vázquez and
  • María Esther Olvera-Cortés

Incidental visuospatial learning acquired under incidental conditions is more vulnerable to aging than in the intentional case. The theta and gamma correlates of the coding and retrieval of episodic memory change during aging. Based on the vulnerabil...

  • Feature Paper
  • Article
  • Open Access
4 Citations
3,036 Views
14 Pages

Photoplethysmography Data Reduction Using Truncated Singular Value Decomposition and Internet of Things Computing

  • Abdulrahman B. Abdelaziz,
  • Mohammad A. Rahimi,
  • Muhammad R. Alrabeiah,
  • Ahmed B. Ibrahim,
  • Ahmed S. Almaiman,
  • Amr M. Ragheb and
  • Saleh A. Alshebeili

Biometric-based identity authentication is integral to modern-day technologies. From smart phones, personal computers, and tablets to security checkpoints, they all utilize a form of identity check based on methods such as face recognition and finger...

  • Feature Paper
  • Review
  • Open Access
5 Citations
4,227 Views
21 Pages

10 March 2022

Stochastic resonance in clusters of major histocompatibility molecules is extended by a more detailed description of adaptive thresholding and by applying the notion of suprathreshold stochastic resonance as a stochastically quantizing encoder of tra...

  • Article
  • Open Access
5 Citations
3,696 Views
23 Pages

30 November 2021

Mammals rely on vision and self-motion information in nature to distinguish directions and navigate accurately and stably. Inspired by the mammalian brain neurons to represent the spatial environment, the brain-inspired positioning method based on mu...

  • Review
  • Open Access
4 Citations
3,908 Views
24 Pages

Recombinant Live-Attenuated Salmonella Vaccine for Veterinary Use

  • Domitila Brzoskowski Chagas,
  • Francisco Denis Souza Santos,
  • Natasha Rodrigues de Oliveira,
  • Thaís Larré Oliveira Bohn and
  • Odir Antônio Dellagostin

26 November 2024

Vaccination is essential for maintaining animal health, with priority placed on safety and cost effectiveness in veterinary use. The development of recombinant live-attenuated Salmonella vaccines (RASVs) has enabled the construction of balanced letha...

  • Article
  • Open Access
6 Citations
4,532 Views
30 Pages

14 March 2022

The use of semantic representations to achieve place understanding has been widely studied using indoor information. This kind of data can then be used for navigation, localization, and place identification using mobile devices. Nevertheless, applyin...

  • Article
  • Open Access
1 Citations
2,935 Views
14 Pages

ALIKE-APPLE: A Lightweight Method for the Detection and Description of Minute and Similar Feature Points in Apples

  • Xinyao Huang,
  • Tao Xu,
  • Xiaomin Zhang,
  • Yihang Zhu,
  • Zheyuan Wu,
  • Xufeng Xu,
  • Yuan Gao,
  • Yafei Wang and
  • Xiuqin Rao

21 February 2024

Current image feature extraction methods fail to adapt to the fine features of apple image texture, resulting in image matching errors and degraded image processing accuracy. A multi-view orthogonal image acquisition system was constructed with apple...

  • Review
  • Open Access
32 Citations
17,513 Views
23 Pages

5 March 2010

The identification and study of marine microorganisms with unique physiological traits can be a very powerful tool discovering novel enzymes of possible biotechnological interest. This approach can complement the enormous amount of data concerning ge...

  • Article
  • Open Access
1 Citations
5,099 Views
19 Pages

22 May 2020

NAND flash memory-based storage devices are vulnerable to errors induced by NAND flash memory cells. Error-correction codes (ECCs) are integrated into the flash memory controller to correct errors in flash memory. However, since ECCs show inherent li...

  • Article
  • Open Access
147 Views
25 Pages

VCC: Vertical Feature and Circle Combined Descriptor for 3D Place Recognition

  • Wenguang Li,
  • Yongxin Ma,
  • Jiying Ren,
  • Jinshun Ou,
  • Jun Zhou and
  • Panling Huang

11 February 2026

Loop closure detection remains a critical challenge in LiDAR-based SLAM, particularly for achieving robust place recognition in environments with rotational and translational variations. To extract more concise environmental representations from poin...

  • Article
  • Open Access
33 Citations
5,277 Views
14 Pages

Skin Lesion Segmentation by U-Net with Adaptive Skip Connection and Structural Awareness

  • Tran-Dac-Thinh Phan,
  • Soo-Hyung Kim,
  • Hyung-Jeong Yang and
  • Guee-Sang Lee

15 May 2021

Skin lesion segmentation is one of the pivotal stages in the diagnosis of melanoma. Many methods have been proposed but, to date, this is still a challenging task. Variations in size and color, the fuzzy boundary and the low contrast between lesion a...

  • Review
  • Open Access
6 Citations
3,358 Views
10 Pages

13 May 2021

Cells use membrane-bound carriers to transport cargo molecules like membrane proteins and soluble proteins, to their destinations. Many signaling receptors and ligands are synthesized in the endoplasmic reticulum and are transported to their destinat...

  • Article
  • Open Access
394 Citations
21,828 Views
13 Pages

The Prior Can Often Only Be Understood in the Context of the Likelihood

  • Andrew Gelman,
  • Daniel Simpson and
  • Michael Betancourt

19 October 2017

A key sticking point of Bayesian analysis is the choice of prior distribution, and there is a vast literature on potential defaults including uniform priors, Jeffreys’ priors, reference priors, maximum entropy priors, and weakly informative priors. T...

  • Article
  • Open Access
2 Citations
4,107 Views
16 Pages

28 August 2025

The Collatz conjecture is a famous unsolved problem in mathematics, known for its deceptively simple rules that generate complex, unpredictable behaviour. It can be efficiently modelled using a Petri net that represents its inverse graph, where each...

  • Article
  • Open Access
2 Citations
3,133 Views
15 Pages

Frequency Disentanglement Distillation Image Deblurring Network

  • Yiming Liu,
  • Jianping Guo,
  • Sen Yang,
  • Ting Liu,
  • Hualing Zhou,
  • Mengzi Liang,
  • Xi Li and
  • Dahong Xu

9 July 2021

Due to the blur information and content information entanglement in the blind deblurring task, it is very challenging to directly recover the sharp latent image from the blurred image. Considering that in the high-dimensional feature map, blur inform...

  • Article
  • Open Access
5 Citations
2,750 Views
13 Pages

Complete Mitogenome and Phylogenetic Analysis of a Marine Ray-Finned Fish, Alcichthys elongatus (Perciformes: Cottidae)

  • Maheshkumar Prakash Patil,
  • Jong-Oh Kim,
  • Seung Hyun Yoo,
  • Yong Bae Seo,
  • Yu-Jin Lee,
  • Jin-Koo Kim,
  • Shin-Ichi Kitamura and
  • Gun-Do Kim

16 October 2023

Alcichthys elongatus is the only species in the genus, and this work is the first to provide a comprehensive mitogenome analysis of this species. The A. elongatus mitogenome was 16,712 bp long, with biased A + T content (52.33%), and featured thirtee...

  • Article
  • Open Access
4 Citations
3,176 Views
18 Pages

Performance Analysis of a Reduced Form-Factor High Accuracy Three-Axis Teslameter

  • Johann Cassar,
  • Andrew Sammut,
  • Nicholas Sammut,
  • Marco Calvi,
  • Sasa Spasic and
  • Dragana Popovic Renella

28 October 2019

In the framework of the SwissFEL project at the Paul Scherrer Institute (PSI), a Hall probe bench is being developed for the high-precision magnetic characterization of the insertion devices for the ATHOS soft X-ray beamline. For this purpose, a nove...

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