Results 1 to 10 of about 414 (112)

A MAPPING METHOD OF SLAM BASED ON LOOK UP TABLE [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
In the last years several V-SLAM(Visual Simultaneous Localization and Mapping) approaches have appeared showing impressive reconstructions of the world. However these maps are built with far more than the required information. This limitation comes from
Z. Wang, J. Li, A. Wang, J. Wang
doaj   +3 more sources

Fast Calculation of Acoustic Field Distribution for Ultrasonic Transducers Using Look-Up Table Method

open access: yesApplied Sciences, 2022
The point source superposition method based on the Rayleigh integral model is time-consuming for calculating the three-dimensional spatial sound field.
Ji Wu   +5 more
doaj   +3 more sources

Compensation of Interpolation Error for Look-Up Table-Based PMSM Control Method in Maximum Power Control

open access: yesEnergies, 2021
This paper proposes a compensation method for interpolation error of the maximum power control of a PMSM control system that generates current commands through a look-up table. A torque control system using a look-up table created through experiments has
Do-Yun Kim, Jung-Hyo Lee
doaj   +3 more sources

A Novel Look-Up Table Design Method for Data Hiding With Reduced Distortion [PDF]

open access: yesIEEE Transactions on Circuits and Systems for Video Technology, 2008
Look-up table (LUT)-based data hiding is a simple and efficient technique to hide secondary information (watermark) into multimedia work for various applications such as copyright protection, transaction tracking or content annotation. This paper studies the distortion introduced by a general LUT-based data hiding.
Xiao-Ping (Steven) Zhang   +2 more
openaire   +3 more sources

Data reduction method of sine look-up tables in microprocessor's memory storage

open access: yesElectronics Letters, 2010
A data reduction method of sine look-up tables for low-end microprocessors which have small memory capacity and low process speed is proposed. The proposed method is composed of an encoded sine look-up table (LUT), a linear interpolation technique, and an effective decoding algorithm. The data reduction method minimises the usage of the memory capacity
Jee-Hoon Jung
openaire   +4 more sources

Dual-Frequency Radar Retrievals of Snowfall Using Random Forest

open access: yesRemote Sensing, 2022
The microphysical parameters of snowfall directly impact hydrological and atmospheric models. During the International Collaborative Experiment hosted at the Pyeongchang 2018 Olympic and Paralympic Winter Games (ICE-POP 2018), dual-frequency radar ...
Tiantian Yu   +5 more
doaj   +1 more source

Development of multi-group full-spectrum k-distribution look-up table for nonhomogeneous gas media radiative transfer

open access: yesCase Studies in Thermal Engineering, 2022
A multi-group full-spectrum k-distribution (MG-FSK) look-up table has been constructed for gas mixtures within a large range of thermodynamic states for two species, i.e., CO2 and H2O.
Youhong Liu   +4 more
doaj   +1 more source

A Secondary Correction Algorithm of Azimuth for Mine Magnetoresistive Inclinometer

open access: yesMeikuang Anquan, 2020
The azimuth measurement of mine magnetoresistive inclinometer is often inaccurate after interference with ferromagnetic materials, aiming at the problem, this paper proposes a secondary correction method of calculating the azimuth correction coefficient ...
LEI Xiaorong
doaj   +1 more source

A design method for look-up table type FPGA by pseudo-Kronecker expansion [PDF]

open access: yesProceedings of 24th International Symposium on Multiple-Valued Logic (ISMVL'94), 1994
In FPGA design, interconnections are often more expensive than logic. FPGAs using 3-input lookup tables (LUTs) require many logical levels and complex interconnections. On the other hand, FPGAs using 6-input LUTs require fewer interconnections and fewer logical levels.
Sasao, Tsutomu, Butler, Jon T.
openaire   +2 more sources

State-of-Charge Estimation for Lithium-Ion Batteries Based on Temperature-Based Fractional-Order Model and Dual Fractional-Order Kalman Filter

open access: yesIEEE Access, 2022
Accurate state-of-charge (SOC) estimation of batteries is of great significance for electric vehicles. Ambient temperature influences the relationship between open-circuit voltage (OCV) and SOC as well as model parameter and, accordingly, influences the ...
Ying Wei, Liuyi Ling
doaj   +1 more source

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