Results 11 to 20 of about 19,799 (258)

Investigating the impact of Pan Sharpening on the accuracy of land cover mapping in Landsat OLI imagery

open access: yesGeodesy and Cartography, 2023
Pan Sharpening is normally applied to sharpen a multispectral image with low resolution by using a panchromatic image with a higher resolution, to generate a high resolution multispectral image.
Komeil Rokni
doaj   +1 more source

To the question of the value of sharpening of the corners of working bodies of agricultural machines. Justification. Influence on the quality of work [PDF]

open access: yesMATEC Web of Conferences, 2020
The paper highlights the influence of the angle of sharpening of tillage working bodies and their theoretical justification. The work is of a research nature, expressed in the fact that a theoretical analysis of the method of determining the angle of ...
Belousov Sergey V.
doaj   +1 more source

SSVEP-EEG Feature Enhancement Method Using an Image Sharpening Filter

open access: yesIEEE Transactions on Neural Systems and Rehabilitation Engineering, 2022
Steady-state visual evoked potential (SSVEP) is widely used in brain computer interface (BCI), medical detection, and neuroscience, so there is significant interest in enhancing SSVEP features via signal processing for better performance.
Wenqiang Yan   +3 more
doaj   +1 more source

FSSBP: Fast Spatial–Spectral Back Projection Based on Pan-Sharpening Iterative Optimization

open access: yesRemote Sensing, 2023
Pan-sharpening is an important means to improve the spatial resolution of multispectral (MS) images. Although a large number of pan-sharpening methods have been developed, improving the spatial resolution of MS while effectively maintaining its spectral ...
Jingzhe Tao   +3 more
doaj   +1 more source

A study of sharpening. Comparison of abrasive resistance and sharpening efficiency of seven sharpening stones.

open access: yesNihon Shishubyo Gakkai Kaishi (Journal of the Japanese Society of Periodontology), 1988
歯周治療におけるスケーリングおよびルートプレーニングを効率よく行うためのシャープニングに関する研究の一環として, 著者らは市販の各種砥石の耐摩耗性と研削能率について検討した。ISF, ISM, AS, GCS, CS, WAS320, WAS1000の7種砥石および被研削試料としてステンレススチールを選択し, 両者を著者らが考案した研削用試験機 (シャープニングマシン) に装着して往復運動によるシャープニングを行った。砥石の表面粗さおよび粗さ曲線を耐摩耗性, 被研削試料の摩耗重量を研削能率とし, さらに研削試料の表面粗さを測定し, 以下の結論を得た。1. 砥石の耐摩耗性はISF, ISMがすぐれていた。2.
J I, Otogoto   +4 more
openaire   +4 more sources

Sharpening the point [PDF]

open access: yesCanadian Medical Association Journal, 2006
Medical manuscripts tend toward the prosaic, but this does not mean that they should also be grammatically flawed. A review of many fine journals shows a high batting average for correct grammar but suggests room for improvement. Surely, the best research demands the best grammar.
openaire   +2 more sources

Sharpening the VNIR and SWIR Bands of Sentinel-2A Imagery through Modified Selected and Synthesized Band Schemes

open access: yesRemote Sensing, 2017
In this work, the bands of a Sentinel-2A image with spatial resolutions of 20 m and 60 m are sharpened to a spatial resolution of 10 m to obtain visible and near-infrared (VNIR) and shortwave infrared (SWIR) spectral bands with a spatial resolution of 10
Honglyun Park   +3 more
doaj   +1 more source

Self-sharpening mechanism of kinetic energy penetrator nose constructed of tungsten-fiber-reinforced Cu–Zn matrix composite

open access: yesJournal of Materials Research and Technology, 2023
One of the key properties of the kinetic energy penetrator is self-sharpening ability during penetration. In this work, twisted tungsten-fiber-reinforced Cu–Zn composites with varying volume fraction of twisting fibers are designed to optimize self ...
Wenqi Guo   +8 more
doaj   +1 more source

Sharpening of the multistage modified comb filters [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2011
This paper describes the application of filter sharpening method to the modified comb filter (MCF) in the case of decimation factor, which is product of two or more positive integers.
Nikolić Marko, Lutovac Miroslav
doaj   +1 more source

UPSNet: Unsupervised Pan-Sharpening Network With Registration Learning Between Panchromatic and Multi-Spectral Images

open access: yesIEEE Access, 2020
Recent advances in deep learning have shown impressive performances for pan-sharpening. Pan-sharpening is the task of enhancing the spatial resolution of a multi-spectral (MS) image by exploiting the high-frequency information of its corresponding ...
Soomin Seo   +6 more
doaj   +1 more source

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