Results 31 to 40 of about 291,479 (260)

Evaluation of the Emissions State of a Satellite Laser Altimeter Based on Laser Footprint Imaging

open access: yesRemote Sensing, 2022
The GaoFen-7(GF-7) satellite is equipped with China’s first laser altimeter for Earth observation; it has the capability of full waveform recording, which can obtain global high-precision three-dimensional coordinates over a wide range.
Jiaqi Yao   +4 more
doaj   +1 more source

In‐orbit geometric calibration approach and positioning accuracy analysis for the Gaofen‐7 laser footprint camera

open access: yesIET Image Processing, 2021
The Gaofen‐7 (GF‐7) satellite is China's first submeter high‐resolution optical stereo‐mapping satellite. The satellite is equipped with two area‐array laser footprint cameras to capture the laser spots emitted by laser altimeters. To accurately identify
Junfeng Xie   +3 more
doaj   +1 more source

Constitutive repressor function of atf-7(gf) mutation blocks tph-1::gfp upregulation induced by tir-1(gf) and PA14. [PDF]

open access: yes, 2013
A. Quantification of ADF tph-1::gfp in atf-7(lf), atf-7(gf) and atf-7(gf) carrying the Ex[tir-1(yz68gf)] transgene under optimal growth conditions, on their own or in the background of ocr-2 mutation. B.
Yusu Xie (386489)   +4 more
core   +1 more source

Panchromatic and Multispectral Image Fusion Combining GIHS, NSST, and PCA

open access: yesApplied Sciences, 2023
Spatial and spectral information are essential sources of information in remote sensing applications, and the fusion of panchromatic and multispectral images effectively combines the advantages of both.
Lina Xu, Guangqi Xie, Sitong Zhou
doaj   +1 more source

COSMOS-7: Video-oriented MPEG-7 scheme for modelling and filtering of semantic content [PDF]

open access: yes, 2005
MPEG-7 prescribes a format for semantic content models for multimedia to ensure interoperability across a multitude of platforms and application domains.
Agius, HW, Angelides, MC
core   +1 more source

Differences in the metabolomes of GF and Ex-GF mice. [PDF]

open access: yes, 2017
(A) Number of metabolites that were significantly (p < 0.05) or not significantly different between GF and Ex-GF mice.(B) PCA of metabolome profiles. Fec-Ex, colonic feces of Ex-GF mice; Fec-GF, colonic feces of GF mice; Col-Ex, colon of Ex-GF mice; Col ...
Yuji Aiba (3697678)   +5 more
core   +1 more source

GF-1/6 Satellite Pixel-by-Pixel Quality Tagging Algorithm [PDF]

open access: yes, 2023
The Landsat and Sentinel series satellites contain their own quality tagging data products, marking the source image pixel by pixel with several specific semantic categories.
Changmiao Hu   +3 more
core   +1 more source

The locations of LF and GF plots within the KEG (the background is a SPOT-6 image). [PDF]

open access: yes, 2015
The locations of LF and GF plots within the KEG (the background is a SPOT-6 image).
Zengyuan Li (791351)   +27 more
core   +1 more source

Image Encryption Using Novel Mappings over GF(2^n) [PDF]

open access: yes, 2011
Galois Field GF(2^n) is valuable to encryption and has been used in some famous encryption algorithms, such as BCH and AES. In practical application, image encryptions are used widely to protect information in transmission.
YE, Ruisong, YAN, Liebin
core   +2 more sources

The role of miR‐335‐5p in the redifferentiation of BRAF p.V600E thyroid cancers

open access: yesMolecular Oncology, EarlyView.
The BRAF p.V600E mutation promotes thyroid cancer dedifferentiation and radioiodine resistance. Using a network approach, we identified miR‐335‐5p as a key regulator of BRAF‐mutated thyroid tumors. Restoring miR‐335‐5p increased thyroid‐specific gene expression and iodine uptake in cells and organoids.
Valeria Pecce   +11 more
wiley   +1 more source

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