Results 111 to 120 of about 2,973,168 (216)

Citizen scientists for MoveApps: Innovations and insights from volunteer coders in wildlife conservation

open access: yesMethods in Ecology and Evolution
Amidst numerous global crises, decision‐makers have recognized the critical need for fact‐based advice, driving unprecedented data collection. However, a significant gap persists between data availability and knowledge generation, primarily due to time ...
Andrea Kölzsch   +19 more
doaj   +1 more source

Estimation of geopotential from satellite-to-satellite range rate data: Numerical results [PDF]

open access: yes
A technique for high-resolution geopotential field estimation by recovering the harmonic coefficients from satellite-to-satellite range rate data is presented and tested against both a controlled analytical simulation of a one-day satellite mission ...
Bose, Sam C., Thobe, Glenn E.
core   +1 more source

Two-Dimensional NHA-Based Super-Resolution Technique for Millimeter-Wave FMCW Radar With Limited Channels

open access: yesIEEE Access
In recent years, millimeter-wave radar has attracted significant attention for noncontact position estimation in diverse applications, including human monitoring and automotive systems.
Shotaro Koyama   +11 more
doaj   +1 more source

Gaussian Semiparametric Estimation of Long-range Dependence

open access: yesThe Annals of Statistics, 1995
Abstract Finite-parameter models for f (λ) over the full frequency band (—π, π ]which are consistent with the property (7.1), have been considered (such as fractional autoregressive moving average models), as have methods of estimating an unknown H and additional parameters.
openaire   +3 more sources

Application of Hybrid-Electric Propulsion to ‘Very Light Jet’ Business Aircraft

open access: yesWorld Electric Vehicle Journal
The following paper investigates the feasibility of hybrid-electric propulsion (HEP) for a very light jet (VLJ) business aircraft based on predictions of battery performance for the 15-year timeframe to 2040.
Ambar Sarup
doaj   +1 more source

FMCW radar range estimation algorithm based on fast iterative interpolation

open access: yesTongxin xuebao, 2019
For the multi-target detection,a multi-objective range estimation algorithm was proposed based on iterative interpolation to solve the problem of the range accuracy of frequency modulation continuous wave (FMCW) radar being easy to be interfered by ...
Yongchang DUAN   +3 more
doaj  

A parallel implementation of a multisensor feature-based range-estimation method [PDF]

open access: yes
There are many proposed vision based methods to perform obstacle detection and avoidance for autonomous or semi-autonomous vehicles. All methods, however, will require very high processing rates to achieve real time performance.
Sridhar, Banavar, Suorsa, Raymond E.
core   +1 more source

WQuatNet: Wide range quaternion-based head pose estimation

open access: yesJournal of King Saud University: Computer and Information Sciences
Head pose estimation (HPE) is a critical task for numerous applications ranging from human-computer interaction, healthcare, and robotics, to surveillance. Most existing methods employ Euler angles as a representation, which often face challenges such as
Redhwan Algabri   +4 more
doaj   +1 more source

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