Results 21 to 30 of about 2,663 (142)

COMPARISON OF THE LINEAR AND THE NON-LINEAR BLOCK ADJUSTMENT ON SATELLITE IMAGES RESEARCH [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
The Rational Function Model (RFM) is a non-linear model. Usually, the RFM-based satellite image block adjustment uses the Taylor series to expand error equations, and then solves the linear model.
C. Li, C. Chen, Z. Guo, Z. Guo, Q. Liu
doaj   +1 more source

Does the Rational Function Model’s Accuracy for GF1 and GF6 WFV Images Satisfy Practical Requirements?

open access: yesRemote Sensing, 2023
The Gaofen-1 (GF-1) and Gaofen-6 (GF-6) satellites have acquired many GF-1 and GF-6 wide-field-view (WFV) images. These images have been made available for free use globally.
Xiaojun Shan, Jingyi Zhang
doaj   +1 more source

Analisis Loyalitas Pelanggan Berbasis Model Recency, Frequency, dan Monetary (RFM) dan Decision Tree pada PT. Solo

open access: yesJurnal Teknologi Informasi dan Ilmu Komputer, 2020
Perkembangan bisnis alat tulis kantor dan sekolah saat ini banyak yang menjanjikan, maka banyak bermunculan pemasok baru dalam bisnis Alat Tulis Kantor dan Sekolah (ATKS).
Basri Basri   +2 more
doaj   +1 more source

Identifying customer priority for new products in target marketing: Using RFM model and TextRank [PDF]

open access: yesInnovative Marketing, 2021
Target marketing is a key strategy used to increase the revenue. Among many methods that identify prospective customers, the recency, frequency, monetary value (RFM) model is considered the most accurate.
Seongbeom Hwang, Yuna Lee
doaj   +1 more source

Testing and modeling of rockfill materials: A review

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2016
The research development of rockfill materials (RFM) was investigated by a series of large-scale triaxial tests. It is observed that confining pressure and particle breakage play important roles in the mechanical property, dilatancy relation and ...
Yang Xiao   +5 more
doaj   +1 more source

A SOLUTION TO LOW RFM FITTING PRECISION OF PLANETARY ORBITER IMAGES CAUSED BY EXPOSURE TIME CHANGING [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
In this paper, we propose a new solution to the low RFM fitting precision caused by exposure time changing using sensor correction. First, we establish a new rigorous geometric model, with the same ephemerides, attitudes and sensor design parameters of ...
B. Liu, B. Xu, K. Di, M. Jia
doaj   +1 more source

Development of Prediction Models for Shear Strength of Rockfill Material Using Machine Learning Techniques

open access: yesApplied Sciences, 2021
Supervised machine learning and its algorithms are a developing trend in the prediction of rockfill material (RFM) mechanical properties. This study investigates supervised learning algorithms—support vector machine (SVM), random forest (RF), AdaBoost ...
Mahmood Ahmad   +7 more
doaj   +1 more source

Metabolic Labeling and Visualization of Isoprenoids Using Alkyne‐Modified DMAPP Analogs in Bacillus subtilis

open access: yesAngewandte Chemie, EarlyView.
Fluorescence‐based visualization and targeted mass–spectrometric enrichment of membrane‐embedded isoprenoids in Bacillus subtilis via cell‐permeant, alkynylated DMAPP analogs. ABSTRACT Isoprenoids are a chemically and functionally diverse class of metabolites that underlie essential bacterial physiology including respiration and cell envelope ...
Zackary N. Hulsey   +7 more
wiley   +2 more sources

A NEW OPTIMIZED RFM OF HIGH-RESOLUTION SATELLITE IMAGERY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Over-parameterization and over-correction are two of the major problems in the rational function model (RFM). A new approach of optimized RFM (ORFM) is proposed in this paper.
C. Li, C. Li, X. J. Liu, T. Deng
doaj   +1 more source

A New Combined Adjustment Model for Geolocation Accuracy Improvement of Multiple Sources Optical and SAR Imagery

open access: yesRemote Sensing, 2021
Numerous earth observation data obtained from different platforms have been widely used in various fields, and geometric calibration is a fundamental step for these applications.
Niangang Jiao, Feng Wang, Hongjian You
doaj   +1 more source

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