Results 21 to 30 of about 11,876 (217)

A structural view of microRNA–target recognition [PDF]

open access: yesNucleic Acids Research, 2016
It is well established that the correct identification of the messenger RNA targeted by a given microRNA (miRNA) is a difficult problem, and that available methods all suffer from low specificity. We hypothesize that the correct identification of the pairing should take into account the effect of the Argonaute protein (AGO), an essential catalyst of ...
LEONI, GUIDO, TRAMONTANO, ANNA
openaire   +4 more sources

Inverse Synthetic Aperture Radar Imaging of Targets with Complex Motion based on Optimized Non-Uniform Rotation Transform

open access: yesRemote Sensing, 2018
Focusing on the inverse synthetic aperture radar (ISAR) imaging of targets with complex motion, this paper proposes a modified version of the Fourier transform, called non-uniform rotation transform, to achieve cross-range compression.
Wenzhen Wu   +4 more
doaj   +1 more source

Bathymetric-Based Band Selection Method for Hyperspectral Underwater Target Detection

open access: yesRemote Sensing, 2021
Band selection has imposed great impacts on hyperspectral image processing in recent years. Unfortunately, few existing methods are proposed for hyperspectral underwater target detection (HUTD).
Jiahao Qi   +6 more
doaj   +1 more source

Design of DRFM jamming simulator using virtual instrument

open access: yesDianzi Jishu Yingyong, 2022
In order to meet the technical verification and system testing requirements of radar countermeasures against digital radio frequency memory(DRFM) jamming, a modular, scalable, lightweight and portable vector signal transceiver combined with DRFM ...
Wang Min, Jiang Yanwen, Fan Hongqi
doaj   +1 more source

A Channelization-Based DOA Estimation Method for Wideband Signals

open access: yesSensors, 2016
In this paper, we propose a novel direction of arrival (DOA) estimation method for wideband signals with sensor arrays. The proposed method splits the wideband array output into multiple frequency sub-channels and estimates the signal parameters using a ...
Rui Guo   +3 more
doaj   +1 more source

Joint Tracking and Classification of Multiple Targets with Scattering Center Model and CBMeMBer Filter

open access: yesSensors, 2020
This paper deals with joint tracking and classification (JTC) of multiple targets based on scattering center model (SCM) and wideband radar observations.
Ronghui Zhan, Liping Wang, Jun Zhang
doaj   +1 more source

Generic Target Recognition

open access: yes, 2004
Publication in the conference proceedings of EUSIPCO, Viena, Austria ...
Christophe Rosenberger   +2 more
openaire   +3 more sources

Target flexibility in molecular recognition [PDF]

open access: yesBiochimica et Biophysica Acta (BBA) - Proteins and Proteomics, 2005
Induced-fit effects are well known in the binding of small molecules to proteins and other macromolecular targets. Among other targets, protein kinases are particularly flexible proteins, so that such effects should be considered in attempts at structure-based inhibitor design for kinase targets.
openaire   +2 more sources

Principles of MicroRNA–Target Recognition

open access: yesPLoS Biology, 2005
MicroRNAs (miRNAs) are short non-coding RNAs that regulate gene expression in plants and animals. Although their biological importance has become clear, how they recognize and regulate target genes remains less well understood. Here, we systematically evaluate the minimal requirements for functional miRNA-target duplexes in vivo and distinguish classes
Julius Brennecke   +4 more
openaire   +3 more sources

Geospatial Object Detection in Remote Sensing Imagery Based on Multiscale Single-Shot Detector with Activated Semantics

open access: yesRemote Sensing, 2018
Geospatial object detection from high spatial resolution (HSR) remote sensing imagery is a heated and challenging problem in the field of automatic image interpretation.
Shiqi Chen, Ronghui Zhan, Jun Zhang
doaj   +1 more source

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