Results 31 to 40 of about 412,146 (294)

MIMO Radar Ambiguity Properties and Optimization Using Frequency-Hopping Waveforms [PDF]

open access: yes, 2008
The concept of multiple-input multiple-output (MIMO) radars has drawn considerable attention recently. Unlike the traditional single-input multiple-output (SIMO) radar which emits coherent waveforms to form a focused beam, the MIMO radar can transmit ...
Chen, Chun-Yang, Vaidyanathan, P. P.
core   +2 more sources

Speech rhythm facilitates syntactic ambiguity resolution: ERP evidence. [PDF]

open access: yesPLoS ONE, 2013
In the current event-related potential (ERP) study, we investigated how speech rhythm impacts speech segmentation and facilitates the resolution of syntactic ambiguities in auditory sentence processing.
Maria Paula Roncaglia-Denissen   +2 more
doaj   +1 more source

A Dense Reference Network for Mass-Market Centimeter-Accurate Positioning [PDF]

open access: yes, 2016
The quality of atmospheric corrections provided by a dense reference network for centimeter-accurate carrierphase differential GNSS (CDGNSS) positioning is investigated.
Gonzalez, Collin W.   +3 more
core   +1 more source

BeiDou System (BDS) Triple-Frequency Ambiguity Resolution without Code Measurements

open access: yesRemote Sensing, 2018
Phase and code measurements achieve ambiguity resolution in medium- or long-baseline computation. However, the code multipath effect on Global Navigation Satellite Systems (GNSS) phase and code measurements is a main source of error for ambiguity ...
Feng-Yu Chu, Ming Yang
doaj   +1 more source

GNSS-Based Attitude Determination Techniques—A Comprehensive Literature Survey

open access: yesIEEE Access, 2020
GNSS-based Attitude Determination (AD) of a mobile object using the readings of the Global Navigation Satellite Systems (GNSS) is an active area of research.
Almat Raskaliyev   +3 more
doaj   +1 more source

Accuracy Evaluation of Ionospheric Delay from Multi-Scale Reference Networks and Its Augmentation to PPP during Low Solar Activity

open access: yesISPRS International Journal of Geo-Information, 2021
The Precise Point Positioning (PPP) with fast integer ambiguity resolution (PPP-RTK) is feasible only if the solution is augmented with precise ionospheric parameters.
Lewen Zhao   +2 more
doaj   +1 more source

Data-Driven Generalized Integer Aperture Bootstrapping for Real-Time High Integrity Applications [PDF]

open access: yes, 2016
A new method is developed for integer ambiguity resolution in carrier-phase differential GPS (CDGPS) positioning. The method is novel in that it is (1) data-driven, (2) generalized to include partial ambiguity resolution, and (3) amenable to a full ...
Green, G. Nathan   +2 more
core   +1 more source

A New Method of Ambiguity Resolution for Triple-Frequency GPS PPP

open access: yesITM Web of Conferences, 2016
At present, reliable ambiguity resolution in GPS precise point positioning (PPP) can be achieved through the traditional model called “EWL-WL-NL”. In this paper, we proposed a new model of ambiguity resolution,“WL-WL-WL”, where making use of linear ...
Lu Xiao-Feng   +2 more
doaj   +1 more source

Resolution of the Distance Ambiguity for Galactic HII Regions [PDF]

open access: yes, 2008
We resolve the kinematic distance ambiguity for 266 inner Galaxy HII regions out of a sample of 291 using existing HI and 13CO sky surveys. Our sample contains all HII regions with measured radio recombination line (RRL) emission over the extent of the ...
Anderson   +31 more
core   +4 more sources

Resolution of quantifier scope ambiguities

open access: yesCognition, 1993
Various processing principles have been suggested to be governing the resolution of quantifier scope ambiguities in sentences such as Every kid climbed a tree. This paper investigates structural principles, that is, those which refer to the syntactic or semantic positions of the quantified phrases.
H S, Kurtzman, M C, MacDonald
openaire   +2 more sources

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