Articles with "geolocation" as a keyword



CIME: Context-aware geolocation of emergency-related posts

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Published in 2021 at "GeoInformatica"

DOI: 10.1007/s10707-021-00446-x

Abstract: Information extracted from social media has proven to be very useful in the domain of emergency management. An important task in emergency management is rapid crisis mapping, which aims to produce timely and reliable maps… read more here.

Keywords: emergency; information; emergency related; related posts ... See more keywords

Closed-Form Solution of TDOA-Based Geolocation and Tracking: A Recursive Weighted Least Square Approach

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Published in 2017 at "Wireless Personal Communications"

DOI: 10.1007/s11277-016-3785-8

Abstract: The location determination technique using time difference of arrival (TDOA) measurements has been widely used in the military and observation industry. The accuracy of geolocation estimation is a very significant problem because measurement data are… read more here.

Keywords: location; weighted least; least square; recursive weighted ... See more keywords

Improving Landsat Multispectral Scanner (MSS) geolocation by least-squares-adjustment based time-series co-registration

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Published in 2021 at "Remote Sensing of Environment"

DOI: 10.1016/j.rse.2020.112181

Abstract: Abstract The Landsat Multispectral Scanner (MSS) data sensed by the Landsat 1–5 satellites make up a significant portion of the early Landsat data record. However, accurate MSS image geolocation has been difficult to achieve systematically… read more here.

Keywords: methodology; l1tp images; geolocation; time series ... See more keywords

Geolocation error compensation method for geocoded SAR images using pixel-offset series without control points

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Published in 2025 at "International Journal of Digital Earth"

DOI: 10.1080/17538947.2025.2482883

Abstract: ABSTRACT SAR spatial geolocation of synthetic aperture radar (SAR) is crucial for SAR/interferometric (In)SAR applications. Geolocation errors often arise owing to factors such as platform instability, instrument degradation, and environmental variations. Current compensation methods rely… read more here.

Keywords: method; control points; sar images; geolocation ... See more keywords

Geolocation to Identify Online Study-Eligible Gay, Bisexual, and Men who have Sex with Men in Philadelphia, Pennsylvania

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Published in 2023 at "Epidemiology"

DOI: 10.1097/ede.0000000000001607

Abstract: Background: Data collection and cleaning procedures to exclude bot-generated responses are used to maintain the data integrity of samples from online surveys. However, these procedures may be time-consuming and difficult to implement. Thus, we aim… read more here.

Keywords: step; geolocation; single step; step geolocation ... See more keywords

Street-Level Geolocation Based on Router Multilevel Partitioning

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Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2914972

Abstract: The high-precision geolocation of Internet hosts plays an important role in many applications, such as online advertising and deception detection. The existing typical high-precision geolocation algorithms usually utilize single-hop or relative delay to geolocate an… read more here.

Keywords: router; street level; level geolocation; geolocation ... See more keywords

Analysis of Mobile Phone Geolocation Methods Used in US Courts

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Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3156892

Abstract: Call Detail Records (CDR) are files that collect information about every call made on every cellular wireless network in the USA. Network operators capture and archive these files in the regular course of daily operations… read more here.

Keywords: methods used; mobile phone; analysis mobile; geolocation ... See more keywords

Novel Data-Driven Geolocation Approach for Detecting Smuggled Internet Traffic

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Published in 2025 at "IEEE Access"

DOI: 10.1109/access.2025.3543876

Abstract: Enforcing Internet censorship in decentralised networks, such as those in India, Iraq, and Russia, poses significant challenges due to the intricate nature of their interconnected subnetworks. This paper presents a novel approach that combines Internet… read more here.

Keywords: autonomous system; geolocation; internet; approach ... See more keywords
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A Novel Land-Based High-Frequency Geolocation System

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Published in 2021 at "IEEE Geoscience and Remote Sensing Letters"

DOI: 10.1109/lgrs.2020.2966245

Abstract: A novel land-based high-frequency (HF) geolocation system is proposed. The geolocating signals are transmitted from the stations with known geographic coordinates. Because of the ionospheric refraction, the signals propagate as skywave in the over-the-horizon (OTH)… read more here.

Keywords: system; high frequency; novel land; land based ... See more keywords

Fast Geolocation Solution and Accuracy Analysis for Bistatic InSAR Configuration of Geostationary Transmitter With LEO Receivers

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Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"

DOI: 10.1109/lgrs.2021.3084688

Abstract: To obtain digital elevation model (DEM) data through spaceborne interferometric synthetic aperture radar (InSAR) technology, the solution of nonlinear InSAR geolocation equations is one of the most important steps. On one hand, Newton iterative method… read more here.

Keywords: insar; leo; geometry; geolocation ... See more keywords

Geolocation Uncertainty Analysis of Moon-Based Earth Observations

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Published in 2025 at "IEEE Geoscience and Remote Sensing Letters"

DOI: 10.1109/lgrs.2024.3500021

Abstract: The geometric characteristics of Moon-based Earth observation platforms differ significantly from those of satellite platforms, with geolocation being a key factor that impacts data quality. The geolocation of a Moon-based sensor is influenced by three… read more here.

Keywords: geolocation; geolocation uncertainty; based earth; uncertainty ... See more keywords