Results 51 to 60 of about 4,206,918 (302)

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Tensor-Based Angle and Array Gain-Phase Error Estimation Scheme in Bistatic MIMO Radar

open access: yesIEEE Access, 2019
This paper investigates the issue of angle and array gain-phase error estimation in multiple-input-multiple-output (MIMO) radar, and a tensor-based angle and gain-phase error estimation scheme is proposed.
Yuehao Guo   +6 more
doaj   +1 more source

Tensor-Based Target Parameter Estimation Algorithm for FDA-MIMO Radar with Array Gain-Phase Error

open access: yesRemote Sensing, 2022
As a new radar system, FDA-MIMO radar has recently developed rapidly, as it has broad prospects in angle-range estimation. Unfortunately, the performance of existing algorithms for FDA-MIMO radar is greatly degrading or even failing under the condition ...
Yuehao Guo   +4 more
doaj   +1 more source

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

Continuous TOA Measurement-Based Single-Anchor Indoor Localization

open access: yesIEEE Access
On the premise of guaranteeing high-quality measurement data, active wireless localization (A-WL) locates the target by at least three anchor nodes (ANs) with known coordinates, while passive wireless localization (P-WL) requires more ANs. In addition, P-
Ting Lei   +3 more
doaj   +1 more source

An Improved Tiered Head Pose Estimation Network with Self-Adjust Loss Function

open access: yesEntropy, 2022
As an important task in computer vision, head pose estimation has been widely applied in both academia and industry. However, there remains two challenges in the field of head pose estimation: (1) even given the same task (e.g., tiredness detection), the
Xiaoliang Zhu   +7 more
doaj   +1 more source

Vision‐aided intelligent vehicle sideslip angle estimation based on a dynamic model

open access: yesIET Intelligent Transport Systems, 2020
The vehicle sideslip angle is an important state for vehicle dynamic control, which needs to be estimated as it could not be obtained directly by the vehicle.
Wei Liu   +5 more
semanticscholar   +1 more source

Analysing the significance of small conformational changes and low occupancy states in serial crystallographic data

open access: yesFEBS Open Bio, EarlyView.
This protocol paper outlines methods to establish the success of a time‐resolved serial crystallographic experiment, by means of statistical analysis of timepoint data in reciprocal space and models in real space. We show how to amplify the signal from excited states to visualise structural changes in successful experiments.
Jake Hill   +4 more
wiley   +1 more source

Vehicular trajectory estimation utilizing slip angle based on GNSS Doppler/IMU

open access: yesROBOMECH Journal, 2021
Accurate vehicular trajectory estimation is important for the recently developed autonomous driving systems. As the accuracy of the vehicular trajectory estimation is reduced with the slippage that occurs during turning, we propose a method in this study
Kanamu Takikawa   +3 more
doaj   +1 more source

Real-Time Vehicle Lateral Dynamics Estimation Using State Observer and Adaptive Filter

open access: yesEngineering Proceedings, 2023
Accurate state estimation of a vehicle is essential for ensuring the effective operation of stability control systems, particularly in dynamic road conditions.
Malik Kamal Mazhar   +3 more
doaj   +1 more source

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