Results 1 to 10 of about 20,596 (166)

Currency recognition using a smartphone: Comparison between color SIFT and gray scale SIFT algorithms

open access: yesJournal of King Saud University - Computer and Information Sciences, 2017
Banknote recognition means classifying the currency (coin and paper) to the correct class. In this paper, we developed a dataset for Jordanian currency.
Iyad Abu Doush
exaly   +3 more sources

IllumiSIFT: A Cascade Framework for DoG Pyramid Learning in Darkness [PDF]

open access: yesSensors
In visual object recognition problems, low light exposure and low-quality images present significant challenges in navigation, surveillance, and image retrieval applications, where reliable feature detection is critical.
Dewan Fahim Noor   +2 more
doaj   +2 more sources

Sketch to photo recognition using IF and Fuzzy minimal structure oscillation in the sift domain [PDF]

open access: yesScientific Reports
The use of face recognition based on numerous sketches is crucial for both law enforcement and digital entertainment. Due to lack of information given by the victim, it is difficult to identify faces from several sketches.
Bibek Majumder   +4 more
doaj   +2 more sources

Hiring labourers for the vineyard and making sense of God’s grace at work: An empirical investigation in hermeneutical theory and ordinary theology

open access: yesHTS Teologiese Studies/Theological Studies, 2022
The Matthean parable of the labourers in the vineyard is open to multiple interpretations. For some, the parable may speak of God’s unlimited grace and generosity; for others the parable may speak of God’s unfairness.
Leslie J. Francis   +2 more
doaj   +1 more source

Quick sift(QSIFT), an approach to reduce SIFT computational cost [PDF]

open access: yes2017 Artificial Intelligence and Signal Processing Conference (AISP), 2017
SIFT has been proven to be the most robust local rotation and illumination invariant feature descriptor. Being fully scale invariant is the most important advantage of this descriptor. The major drawback of SIFT is time complexity which prevents utilizing SIFT in real-time applications.
Fazel, Zahra   +3 more
openaire   +2 more sources

Two-Step Matching Approach to Obtain More Control Points for SIFT-like Very-High-Resolution SAR Image Registration

open access: yesSensors, 2023
Airborne VHR SAR image registration is a challenging task. The number of CPs is a key factor for complex CP-based image registration. This paper presents a two-step matching approach to obtain more CPs for VHR SAR image registration.
Yang Deng, Yunkai Deng
doaj   +1 more source

Novel Parallel Approach for SIFT Algorithm Implementation [PDF]

open access: yesJournal of information and communication convergence engineering, 2013
The scale invariant feature transform (SIFT) is an effective algorithm used in object recognition, panorama stitching, and image matching. However, due to its complexity, real-time processing is difficult to achieve with current software approaches. The increasing availability of parallel computers makes parallelizing these tasks an attractive approach.
Tran Su Le, Jong-Soo Lee
openaire   +1 more source

Pharmaceutical Residual Solvent Analysis: A Comparison of GC-FID and SIFT-MS Performance

open access: yesAppliedChem, 2023
Residual solvents in pharmaceutical excipients, active pharmaceutical ingredients (APIs), and finished products are usually analyzed using gas chromatography (GC)-based techniques according to a pharmacopeial monograph, such as the United States ...
Mark J. Perkins   +3 more
doaj   +1 more source

A Spectral Approach for Sifting Process in Empirical Mode Decomposition [PDF]

open access: yesIEEE Transactions on Signal Processing, 2010
In this paper, we propose an alternative to the algorithmic definition of the sifting process used in the original Huang's empirical mode decomposition (EMD) method. Although it has been proven to be particularly effective in many applications, EMD method has several drawbacks. The major problem with EMD is the lack of theoretical Framework which leads
Niang, Oumar   +2 more
openaire   +2 more sources

MBR-SIFT: A mirror reflected invariant feature descriptor using a binary representation for image matching. [PDF]

open access: yesPLoS ONE, 2017
The traditional scale invariant feature transform (SIFT) method can extract distinctive features for image matching. However, it is extremely time-consuming in SIFT matching because of the use of the Euclidean distance measure. Recently, many binary SIFT
Mingzhe Su   +4 more
doaj   +1 more source

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