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1,511 Results Found

  • Article
  • Open Access
9 Citations
3,723 Views
14 Pages

Threshold-Based Hierarchical Clustering for Person Re-Identification

  • Minhui Hu,
  • Kaiwei Zeng,
  • Yaohua Wang and
  • Yang Guo

24 April 2021

Unsupervised domain adaptation is a challenging task in person re-identification (re-ID). Recently, cluster-based methods achieve good performance; clustering and training are two important phases in these methods. For clustering, one major issue of...

  • Article
  • Open Access
27 Citations
4,149 Views
14 Pages

1 December 2021

Nowadays, system-based simulation is one of the main methods for ship manoeuvring prediction. Great efforts are usually devoted to the determination of hydrodynamic derivatives as required for the mathematical models used for such methods. System ide...

  • Article
  • Open Access
15 Citations
4,192 Views
17 Pages

30 December 2020

Driver-centered infotainment and telematics services are provided for intelligent vehicles that improve driver convenience. Driver-centered services are performed after identification, and a biometrics system using bio-signals is applied. The electro...

  • Article
  • Open Access
3 Citations
3,278 Views
12 Pages

Traditional machine vision is widely used to identify apple quality, but this method finds it difficult to distinguish the apple stem and calyx from defects. To address this, we designed a new method to identify the stem and calyx of apples based on...

  • Article
  • Open Access
4 Citations
2,423 Views
10 Pages

11 October 2022

The Delamination Threshold Load (DTL) is a key parameter representing damage resistance of a laminate and is normally identified by locating a sudden drop in the impact force-time history for the laminate made of unidirectional layers. For the woven...

  • Article
  • Open Access
31 Citations
4,442 Views
19 Pages

7 December 2020

The assessment of olfactory function is becoming increasingly relevant, especially in cases of cognitive decline (i.e., neurodegenerative diseases), where olfactory alterations may be relevant as potential early biomarkers. The Sniffin’ Sticks...

  • Article
  • Open Access
2 Citations
2,805 Views
16 Pages

29 May 2022

A digital signature is one of the most widely used cryptographic primitives in asymmetry cryptography. According to the security requirements in different symmetry or asymmetry network models, various digital signatures have been developed in the lit...

  • Article
  • Open Access
2 Citations
3,223 Views
18 Pages

22 December 2022

Although some methods have identified the physical urban area to a certain extent, the driving factors for the identification threshold have not been studied deeply. In this paper, vector building data and road intersection data are used for comparat...

  • Article
  • Open Access
3 Citations
3,887 Views
13 Pages

12 April 2023

Background: Many studies suggested that olfactory function could be associated with semantic memory, executive function, and verbal fluency. However, the gender-related association between olfactory function and the cognitive domain is not well inves...

  • Article
  • Open Access
4 Citations
3,012 Views
18 Pages

11 February 2022

The first hitting time of a boundary or threshold by the sample path of a stochastic process is the central concept of threshold regression models for survival data analysis. Regression functions for the process and threshold parameters in these mode...

  • Article
  • Open Access
8 Citations
2,482 Views
15 Pages

17 November 2022

Prototype vibration response data of high arch dam discharge structures inevitably mix various noises under the discharge excitation, which adversely affects the accuracy of the working modal identification of the structure. To effectively filter noi...

  • Review
  • Open Access
12 Citations
8,394 Views
24 Pages

Uncovering Challenges and Pitfalls in Identifying Threshold Concepts: A Comprehensive Review

  • Paulo R. M. Correia,
  • Ivan A. I. Soida,
  • Izabela de Souza and
  • Manolita C. Lima

30 January 2024

The exploration of threshold concepts, which represent a transformed way of understanding, interpreting, or viewing something necessary for a learner’s progress, has significantly influenced teaching and learning in higher education, gaining br...

  • Article
  • Open Access
6 Citations
2,496 Views
33 Pages

16 September 2023

The arc sound signal is one of the most important aspects of information related to pattern identification regarding the penetration state of ship robotic GMAW; however, arc sound is inevitably affected by noise interference during the signal acquisi...

  • Article
  • Open Access
16 Citations
3,631 Views
17 Pages

13 July 2022

Low flow events (a.k.a. streamflow drought) are described as episodes where stream flows are lower or equal to a specified minimum threshold level. This threshold is usually predefined at the methodological stage of a study and is generally applied a...

  • Article
  • Open Access
1 Citations
1,631 Views
18 Pages

28 August 2024

Biodiversity response-based diagnostic tools are nonlinear approaches that simultaneously consider complex environmental stressors. Such approaches have been used to quantify biological responses to environmental changes. This study identified the ma...

  • Article
  • Open Access
7 Citations
2,639 Views
23 Pages

8 May 2024

The early identification of potential hazards is crucial for landslide early warning and prevention and is a key focus and challenging issue in landslide disaster research. The challenges of traditional investigation and identification methods includ...

  • Communication
  • Open Access
2 Citations
2,707 Views
10 Pages

2 January 2024

Olfactory dysfunction is associated with conditions such as neurodegenerative diseases, diabetes, obesity, autoimmune diseases, mental illnesses, and upper-airway-related diseases. The COVID-19 pandemic necessitated the development of an examiner-ind...

  • Article
  • Open Access
22 Citations
9,166 Views
28 Pages

6 May 2015

Rain nowcasting is an essential part of weather monitoring. It plays a vital role in human life, ranging from advanced warning systems to scheduling open air events and tourism. A nowcasting system can be divided into three fundamental steps, i.e., s...

  • Brief Report
  • Open Access
4,254 Views
8 Pages

1 February 2022

It is typically recommended that panelists should refrain from wearing personal fragrances, such as perfume or cologne, prior to sensory evaluation. Interestingly, no study has been reported as to whether panelists’ perceptions of test samples...

  • Communication
  • Open Access
8 Citations
3,106 Views
12 Pages

21 October 2021

The Visible Infrared Imaging Radiometer Suite (VIIRS) fire detection algorithm mostly relies on thermal infrared channels that possess fixed or context-sensitive thresholds. The main channel used for fire identification is the mid-infrared channel, w...

  • Article
  • Open Access
148 Views
24 Pages

Research on Early Aging Fault Identification of Photovoltaic DC Combiner System

  • Yu Zou,
  • Kailong Chen,
  • Huawei He,
  • Zile Li and
  • Jiaxun Teng

4 March 2026

In order to detect typical faults in the photovoltaic Direct current (DC) system, this paper first compared and analyzed the frequency domain responses of two typical faults in the photovoltaic DC system at different insulation aging stages based on...

  • Article
  • Open Access
11 Citations
3,582 Views
15 Pages

Identification and Classification of Defects in PE Gas Pipelines Based on VGG16

  • Yang Wang,
  • Qiankun Fu,
  • Nan Lin,
  • Huiqing Lan,
  • Hao Zhang and
  • Toktonur Ergesh

17 November 2022

For the problem of classification and identification of defects in polyethylene (PE) gas pipelines, this paper firstly performs preliminary screening of the acquired images and acquisition efficiency of defective image acquisition was improved. Image...

  • Article
  • Open Access
115 Citations
859 Views
10 Pages
J. Eye Mov. Res.2014, 7(1), 1-10;https://doi.org/10.16910/jemr.7.1.1 
(registering DOI)

21 February 2014

Eye movement recordings and their analysis constitute an effective way to examine visual perception. There is a special need for the design of computer software for the performance of data analysis. The present study describes the development of a ne...

  • Article
  • Open Access
4 Citations
2,416 Views
34 Pages

22 September 2024

As the nonlinear and coupling characteristics of autonomous underwater vehicles (AUVs) are the challenges for motion modeling, the nonparametric identification method is proposed based on dung beetle optimization (DBO) and deep temporal convolutional...

  • Article
  • Open Access
14 Citations
2,668 Views
26 Pages

31 August 2023

Overhead power transmission line icing (PTLI) disasters are one of the most severe dangers to power grid safety. Automatic iced transmission line identification is critical in various fields. However, existing methods primarily focus on the linear ch...

  • Article
  • Open Access
26 Citations
3,168 Views
24 Pages

Recognition of Tomato Leaf Diseases Based on DIMPCNET

  • Ding Peng,
  • Wenjiao Li,
  • Hongmin Zhao,
  • Guoxiong Zhou and
  • Chuang Cai

7 July 2023

The identification of tomato leaf diseases is easily affected by complex backgrounds, small differences between different diseases, and large differences between the same diseases. Therefore, we propose a novel classification network for tomato leaf...

  • Article
  • Open Access
28 Citations
5,076 Views
16 Pages

23 October 2021

Background: Early biomarkers of prodromal Alzheimer’s disease (AD) are critical both to initiate interventions and to choose participants for clinical trials. Odor threshold, odor identification and odor familiarity are impaired in AD. Methods: We in...

  • Article
  • Open Access
5 Citations
3,390 Views
24 Pages

12 October 2018

Different challenges arise while detecting deficient software source code. Usually a large number of potentially problematic entities are identified when an individual software metric or individual quality aspect is used for the identification of def...

  • Article
  • Open Access
25 Citations
13,409 Views
13 Pages

17 November 2008

To meet the challenges of making low-cost MEMS yaw rate gyros for the precise self-localization of indoor mobile robots, this paper examines a practical and effective method of minimizing drift on the heading angle that relies solely on integration o...

  • Article
  • Open Access
11 Citations
2,837 Views
15 Pages

An active area of study under the dual carbon target, which is based on automatic identification systems (AIS), is the emission inventory of pollutants from ships. Data compression is required because there is currently so much data that it has becom...

  • Article
  • Open Access
2 Citations
1,434 Views
14 Pages

16 September 2024

Since rail-to-ground insulation decreases, large-level direct currents (DCs) leak from railways and form metro stray currents, corroding the buried metal. To locate the rail-to-ground insulation deterioration area, a location method is proposed based...

  • Article
  • Open Access
6 Citations
2,412 Views
16 Pages

3 August 2022

Accurate feature identification of drought disaster events is required for proper risk management in agriculture. This study improved the crop water deficit index (CWDI) by including the daily meteorological, crop development stage, soil moisture con...

  • Article
  • Open Access
3 Citations
1,167 Views
19 Pages

Design of Protection Strategy for MVDC Distribution Networks Considering Network Reconfiguration

  • Nam-Gi Park,
  • Jae-In Lee,
  • Byeong-Soo Go,
  • Seok-Ju Lee,
  • Changhyun Kim and
  • Minh-Chau Dinh

24 June 2025

The increasing attention to medium-voltage direct current (MVDC) distribution networks is motivated by the need to efficiently connect renewable energy sources and DC loads. However, fast and reliable protection strategies remain a key challenge due...

  • Article
  • Open Access
2,823 Views
10 Pages

Smell as a Disease Marker in Multiple Sclerosis

  • Athanasia Printza,
  • Marina Boziki,
  • Constantinos Valsamidis,
  • Christos Bakirtzis,
  • Jannis Constantinidis,
  • Nikolaos Grigoriadis and
  • Stefanos Triaridis

3 September 2022

Existing data suggest that people with multiple sclerosis (pwMS) are at an elevated risk for experiencing olfactory impairment. We investigated if smell dysfunction can be used as an MS disease marker. This is a cross-sectional, case–control study. A...

  • Brief Report
  • Open Access
1 Citations
1,380 Views
12 Pages

Identification of Key Predictors of Cryoglobulinemia Severity at Diagnosis: Threshold, Type, and Severity Score at Diagnosis

  • Jerome Razanamahery,
  • Nils Aubertin,
  • Maxime Bach Bunner,
  • Gilles Blaison,
  • Bastien Bouldoires and
  • Thibaud Soumagne

16 January 2025

Background: Cryoglobulinemia (CG) syndrome is a heterogeneous condition characterized by the presence of cryoglobulins in serum, often leading to vasculitis with protean clinical manifestations. Understanding the presentation of cryoglobulinemia-rela...

  • Article
  • Open Access
25 Citations
5,344 Views
13 Pages

Olfactory Training in Post-COVID-19 Persistent Olfactory Disorders: Value Normalization for Threshold but Not Identification

  • Clair Vandersteen,
  • Magali Payne,
  • Louise-Émilie Dumas,
  • Élisa Cancian,
  • Alexandra Plonka,
  • Grégoire D’Andréa,
  • David Chirio,
  • Élisa Demonchy,
  • Karine Risso and
  • Auriane Gros
  • + 6 authors

8 June 2022

(1) Background: Persistent post-viral olfactory disorders (PPVOD) are estimated at 30% of patients one year after COVID-19 infection. No treatment is, to date, significantly effective on PPVOD with the exception of olfactory training (OT). The main o...

  • Article
  • Open Access
4 Citations
2,935 Views
10 Pages

Co-Occurrence-Based Double Thresholding Method for Research Topic Identification

  • Christian-Daniel Curiac,
  • Alex Doboli and
  • Daniel-Ioan Curiac

30 August 2022

Identifying possible research gaps is a main step in problem framing, however it is increasingly tedious and expensive considering the continuously growing amount of published material. This situation suggests the critical need for methodologies and...

  • Article
  • Open Access
15 Citations
4,818 Views
14 Pages

9 September 2021

An index of heart rate (HR) variability correlation properties, the short-term scaling exponent alpha1 of detrended fluctuation analysis (DFA a1) has shown potential to delineate the first ventilatory threshold (VT1). This study aims to extend this c...

  • Article
  • Open Access
896 Views
12 Pages

18 November 2025

Background/Objectives: Aroma is a key determinant of crop quality and consumer acceptance, and aroma contribution and odor threshold are critical attributes for the identification of aroma compounds. Because the experimental determination of aroma co...

  • Article
  • Open Access
962 Views
31 Pages

26 November 2025

To enact urban resilience at the street–neighborhood scale, we advance a two-stage “measurement–scenario–combination” framework. Stage 1 develops and validates a unified instrument covering four latents—place attac...

  • Article
  • Open Access
5 Citations
4,968 Views
25 Pages

Improving Soil Moisture Estimation by Identification of NDVI Thresholds Optimization: An Application to the Chinese Loess Plateau

  • Lina Yuan,
  • Long Li,
  • Ting Zhang,
  • Longqian Chen,
  • Jianlin Zhao,
  • Weiqiang Liu,
  • Liang Cheng,
  • Sai Hu,
  • Longhua Yang and
  • Mingxin Wen

7 February 2021

Accuracy soil moisture estimation at a relevant spatiotemporal scale is scarce but beneficial for understanding ecohydrological processes and improving weather forecasting and climate models, particularly in arid and semi-arid regions like the Chines...

  • Article
  • Open Access
1 Citations
862 Views
27 Pages

11 September 2025

This paper presents an analysis of the mechanical characteristics of bridge structures during both construction and operation phases, with a focus on stress distribution patterns and the impact of vehicle loads on structural safety. The monitoring du...

  • Article
  • Open Access
20 Citations
8,095 Views
18 Pages

18 March 2019

Thermokarst waterbodies caused by permafrost thawing and degradation are ubiquitous in many subarctic and Arctic regions. They are globally important components of the biogeochemical carbon cycle and have potential feedback effects on climate. These...

  • Article
  • Open Access
41 Citations
9,645 Views
22 Pages

The 3 August 2014 Ludian earthquake with a moment magnitude scale (Mw) of 6.1 induced widespread landslides in the Ludian County and its vicinity. This paper presents a preliminary analysis of the distribution patterns and characteristics of these co...

  • Article
  • Open Access
4 Citations
1,575 Views
15 Pages

Identification of Floating Green Tide in High-Turbidity Water from Sentinel-2 MSI Images Employing NDVI and CIE Hue Angle Thresholds

  • Lin Wang,
  • Qinghui Meng,
  • Xiang Wang,
  • Yanlong Chen,
  • Xinxin Wang,
  • Jie Han and
  • Bingqiang Wang

13 September 2024

Remote sensing technology is widely used to obtain information on floating green tides, and thresholding methods based on indices such as the normalized difference vegetation index (NDVI) and the floating algae index (FAI) play an important role in s...

  • Article
  • Open Access
16 Citations
2,915 Views
21 Pages

11 January 2023

Dam surveillance activities are based on observing the structural behaviour and interpreting the past behaviour supported by the knowledge of the main loads. For day-to-day activities, data-driven models are usually adopted. Most applications conside...

  • Article
  • Open Access
45 Citations
10,110 Views
15 Pages

28 October 2015

Biomedical data obtained during cell experiments, laboratory animal research, or human studies often display a complex distribution. Statistical identification of subgroups in research data poses an analytical challenge. Here were introduce an inte...

  • Article
  • Open Access
1 Citations
849 Views
17 Pages

The synergistic mechanism between alkali activation and carbonation in fly ash recycled aggregate concrete (FRAC) remains a critical challenge for enhancing durability and promoting solid waste utilization. This study systematically investigates the...

  • Article
  • Open Access
4 Citations
4,339 Views
21 Pages

There is a large error in the actual radar trajectory tracking process. Track initiation is the primary problem in trajectory tracking and the first step in target tracking. The current track initiation algorithms are greatly affected by heavy clutte...

  • Article
  • Open Access
28 Citations
6,339 Views
21 Pages

Leak Detection in Gas Mixture Pipelines under Transient Conditions Using Hammerstein Model and Adaptive Thresholds

  • Syed Muhammad Mujtaba,
  • Tamiru Alemu Lemma,
  • Syed Ali Ammar Taqvi,
  • Titus Ntow Ofei and
  • Seshu Kumar Vandrangi

17 April 2020

Conventional leak detection techniques require improvements to detect small leakage (<10%) in gas mixture pipelines under transient conditions. The current study is aimed to detect leakage in gas mixture pipelines under pseudo-random boundary cond...

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