書目名稱Gravity, Positioning and Reference Frames影響因子(影響力)學(xué)科排名
書目名稱Gravity, Positioning and Reference Frames網(wǎng)絡(luò)公開度
書目名稱Gravity, Positioning and Reference Frames網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Gravity, Positioning and Reference Frames被引頻次
書目名稱Gravity, Positioning and Reference Frames被引頻次學(xué)科排名
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書目名稱Gravity, Positioning and Reference Frames年度引用學(xué)科排名
書目名稱Gravity, Positioning and Reference Frames讀者反饋
書目名稱Gravity, Positioning and Reference Frames讀者反饋學(xué)科排名
作者: 無(wú)意 時(shí)間: 2025-3-21 21:23 作者: 蕁麻 時(shí)間: 2025-3-22 02:15 作者: 公理 時(shí)間: 2025-3-22 05:39 作者: CAGE 時(shí)間: 2025-3-22 09:23 作者: 預(yù)示 時(shí)間: 2025-3-22 15:57
https://doi.org/10.1007/978-3-8349-9735-7lish a dense network of Continuously Operating Reference Stations (CORS) in northern Greece to support geodetic, surveying, engineering, and mapping applications. A regional, high-accuracy and high-resolution gravimetric geoid model is essential for the accurate determination of physical heights fro作者: 預(yù)示 時(shí)間: 2025-3-22 19:07 作者: Popcorn 時(shí)間: 2025-3-22 22:40 作者: 推遲 時(shí)間: 2025-3-23 01:26 作者: neutralize 時(shí)間: 2025-3-23 07:56
https://doi.org/10.1007/978-3-663-13023-9s, given that the phase ambiguities are correctly resolved. Without external ionospheric corrections, a time-to-first-fix the ambiguities of around 30 min is often reported for GPS-only solutions. In this contribution we investigate the capabilities of almost-instantaneous PPP-RTK without any a-prio作者: 毗鄰 時(shí)間: 2025-3-23 11:20
https://doi.org/10.1007/978-3-322-87469-6ms with prolonged rain episodes took place in Europe. Several countries were affected by severe floods following that rainfall, causing many deaths and material damage. Thus, a good understanding and forecasting of such events are of uttermost importance. This study highlights the interest of multi-作者: 名字的誤用 時(shí)間: 2025-3-23 17:09 作者: 粗魯?shù)娜?nbsp; 時(shí)間: 2025-3-23 19:40 作者: 有助于 時(shí)間: 2025-3-23 23:34
,Ermittlung der K?rperschaftssteuerschuld,ations or ambiguity resolution. CPC are antenna dependent delays of the received codephase. They are varying with the angle of arrival of the signal at the GNSS antenna, i.e. with azimuth and elevation. CPC can be determined with a robot in the field with a similar approach as used for phase center 作者: Fester 時(shí)間: 2025-3-24 05:05 作者: forestry 時(shí)間: 2025-3-24 08:37 作者: Tortuous 時(shí)間: 2025-3-24 10:43
Empirische Messung der Steuerhinterziehung,e obtained from five state-of-the-art numerical weather models (NWM): DWD’s ICON-Global, ECMWF’s IFS, JMA’s JRA55, ECMWF’s ERA5, and NASA’s MERRA2. To evaluate how the atmospheric tides’ representation in the different models displaces Earth’s crust, we calculate mass harmonics based on a fixed time作者: 輕快走過(guò) 時(shí)間: 2025-3-24 17:58 作者: 轉(zhuǎn)換 時(shí)間: 2025-3-24 20:59
New Tidal Analysis of Superconducting Gravimeter Records at Mets?hovi, Finlandthern Finland, a superconducting gravimeter has been operating since 1994. It can be used to monitor crustal loading effects affecting the other geodetic measurements made at the station. Gravimeters iGrav-013 and iOSG-022 replaced the old gravimeter SG-T020 at Mets?hovi in 2016. The first step was 作者: artless 時(shí)間: 2025-3-25 01:03 作者: accomplishment 時(shí)間: 2025-3-25 05:48
Comparisons of Absolute Gravimeters as a Key Component of the International Terrestrial Gravity Refed will be a key component of the upcoming International Terrestrial Gravity Reference Frame (ITGRF) of IAG..The results of the regional comparison of absolute gravimeters WET-CAG2021 hosted at the Geodetic Observatory Wettzell, Germany, in autumn 2021 are presented. Seven FG5/X absolute gravimeters 作者: magnanimity 時(shí)間: 2025-3-25 10:52 作者: antedate 時(shí)間: 2025-3-25 14:34
Strapdown Airborne Gravimetry Based on Aircrafts and UAVs: Postprocessing Algorithms and New Resultsunit and global navigation satellite system receivers (one is on board the aircraft and the others are placed on the ground). The key aspects of the methodology’s algorithms are outlined. We also present the numerical results (gravity estimates) from two airborne gravimetry surveys. The surveys were作者: FECK 時(shí)間: 2025-3-25 18:40
Estimation of Temporal Variations in the Earth’s Gravity Field Using Novel Optical Clocks Onboard ofal difference of 0.1 m./s.. Those gravitational potential differences can be observed as gravitational redshift when comparing the frequencies of optical clocks. Even temporal potential variations might be determined with precise novel optical atomic clocks onboard of low-orbiting satellites such as作者: ABHOR 時(shí)間: 2025-3-25 21:32 作者: laxative 時(shí)間: 2025-3-26 01:38 作者: 不足的東西 時(shí)間: 2025-3-26 07:51 作者: NIL 時(shí)間: 2025-3-26 09:33 作者: Influx 時(shí)間: 2025-3-26 15:42 作者: 專橫 時(shí)間: 2025-3-26 17:31
On the Impact of GNSS Receiver Settings on the Estimation of Codephase Center Correctionsations or ambiguity resolution. CPC are antenna dependent delays of the received codephase. They are varying with the angle of arrival of the signal at the GNSS antenna, i.e. with azimuth and elevation. CPC can be determined with a robot in the field with a similar approach as used for phase center 作者: Blood-Clot 時(shí)間: 2025-3-27 00:43 作者: NEXUS 時(shí)間: 2025-3-27 03:13
Impact of Coordinate- and Tropospheric Ties on the Rigorous Combination of GNSS and VLBIuring the CONT17 campaign. We perform the rigorous estimation of all parameter types common to these two techniques: station coordinates, troposphere zenith delays and gradients, and the full set of Earth Orientation Parameters (EOPs) and their rates, including their full variance-covariance informa作者: prick-test 時(shí)間: 2025-3-27 07:43
How Do Atmospheric Tidal Loading Displacements Vary Temporally as well as Across Different Weather Me obtained from five state-of-the-art numerical weather models (NWM): DWD’s ICON-Global, ECMWF’s IFS, JMA’s JRA55, ECMWF’s ERA5, and NASA’s MERRA2. To evaluate how the atmospheric tides’ representation in the different models displaces Earth’s crust, we calculate mass harmonics based on a fixed time作者: SCORE 時(shí)間: 2025-3-27 12:54 作者: CLAY 時(shí)間: 2025-3-27 16:58 作者: 密碼 時(shí)間: 2025-3-27 18:14
Steuerermittlung und Steuerveranlagungevel derived from the measurements during this comparison period. Although the comparison is outside the scope of CIPM MRA it is linked to the EURAMET.M.G-K3 2018 at the same site and the CM.G-K2.2017 in Beijing, China, which ensures the traceability.作者: 預(yù)定 時(shí)間: 2025-3-28 00:59 作者: dagger 時(shí)間: 2025-3-28 04:33 作者: Deduct 時(shí)間: 2025-3-28 07:39 作者: 合并 時(shí)間: 2025-3-28 11:53
Comparisons of Absolute Gravimeters as a Key Component of the International Terrestrial Gravity Refeevel derived from the measurements during this comparison period. Although the comparison is outside the scope of CIPM MRA it is linked to the EURAMET.M.G-K3 2018 at the same site and the CM.G-K2.2017 in Beijing, China, which ensures the traceability.作者: 高爾夫 時(shí)間: 2025-3-28 18:05 作者: Monolithic 時(shí)間: 2025-3-28 21:23
Estimation of Temporal Variations in the Earth’s Gravity Field Using Novel Optical Clocks Onboard offerent altitudes (between 400 and 6000 km) and inclinations, are selected as well as certain assumptions on the clock performance are made. A particular focus is put on how well degree-2 coefficients can be estimated from those optical clock measurements and how it compares to results from SLR.作者: 抱狗不敢前 時(shí)間: 2025-3-29 02:47
Almost-Instantaneous PPP-RTK Without Atmospheric Correctionstic observation models. Real data experiments with dual-frequency observations show that centimeter-level horizontal positioning errors are reached within one and two epochs in 87.6% and 99.7% of the cases, thereby demonstrating that almost-instantaneous PPP-RTK without atmospheric corrections is indeed possible with the current constellations.作者: 假 時(shí)間: 2025-3-29 04:20
Steuercontrolling und Reportingto do a new local tidal gravity modelling for Mets?hovi Geodetic Research Station based on the first 5.5?years of iGrav-013 and iOSG-022 superconducting gravimeter data. Here we present the first analysis of the gravity data and the results of tidal analysis of Earth body tides and ocean tidal loading.作者: A精確的 時(shí)間: 2025-3-29 07:53
New Tidal Analysis of Superconducting Gravimeter Records at Mets?hovi, Finlandto do a new local tidal gravity modelling for Mets?hovi Geodetic Research Station based on the first 5.5?years of iGrav-013 and iOSG-022 superconducting gravimeter data. Here we present the first analysis of the gravity data and the results of tidal analysis of Earth body tides and ocean tidal loading.作者: somnambulism 時(shí)間: 2025-3-29 13:47
,übungsf?lle zur steuerlichen Bilanzierung, concluded that making a minimum constraint adjustment with one station fixed is not the best option. It is favourable to fix a reasonable number of pointwise stations at an internal distance over which the relative uncertainty of levelling is significantly lower than the relative uncertainty of the作者: OMIT 時(shí)間: 2025-3-29 15:33
Steuercontrolling und Reportingollect information about the horizontal, vertical and gravity reference system. Hence, all this information has been homogenized to KSA-GRF17, tied to ITRF2014 at epoch 2017.0, and KSA-VRF14 which is tied to the geopotential number above the MSL of the Jeddah TGBM-B. Given that several data holdings作者: Fortuitous 時(shí)間: 2025-3-29 23:08
https://doi.org/10.1007/978-3-8349-9735-7tive to the absolute gravity stations established by GravLab at the AUTH premises using the A10 (#027) absolute gravity meter. Moreover, dual-frequency GNSS receivers in network real time kinematic (NRTK) mode were used for orthometric height determination. Τhis work also leverages a database of pre作者: 幾何學(xué)家 時(shí)間: 2025-3-30 03:42
https://doi.org/10.1007/978-3-322-84783-6of the adjusted residuals between the gravimetric KSA-Geoid21 geoid model and the GNSS/Levelling geoid heights. Following that, a stochastic modelling of the residuals after the fit has been carried out, resulting in errors relative to the GNSS/Levelling data at the 0.014?m level. Compared to the pr作者: ORE 時(shí)間: 2025-3-30 06:01 作者: probate 時(shí)間: 2025-3-30 08:57 作者: 鴕鳥 時(shí)間: 2025-3-30 13:43 作者: 討好美人 時(shí)間: 2025-3-30 16:43
Steuergerechtigkeit und Verfassungsrecht,nalysis of the trends generated from each one of the seven ZTD time series is performed looking at their similarities in both time and frequency domains. This paper showcases the methodology and early results as presented during the second International Symposium of Commission 4: Positioning and App作者: Rodent 時(shí)間: 2025-3-30 20:47
https://doi.org/10.1007/978-3-322-99257-4 the estimation of geodetic parameters. Our work shows that the combined solution with coordinate and troposphere ties generally improves the precision of all the estimated geodetic parameters. In particular, the repeatabilities of the height component, the polar motion estimates, and the LOD, show 作者: 狗舍 時(shí)間: 2025-3-31 04:01
Empirische Messung der Steuerhinterziehung,armonics are compared. We find that inter-model differences are larger than temporal harmonic modulations for all waves beating at frequencies higher than 1 cpd. We have confirmed that significant modulations are not an artefact in NWM but rather a true effect, and accounting for them might become o作者: 星星 時(shí)間: 2025-3-31 07:14 作者: 最高峰 時(shí)間: 2025-3-31 12:06 作者: induct 時(shí)間: 2025-3-31 14:04
Newly Acquired Gravity Data in Support of the GeoNetGNSS CORS Network in Northern Greecetive to the absolute gravity stations established by GravLab at the AUTH premises using the A10 (#027) absolute gravity meter. Moreover, dual-frequency GNSS receivers in network real time kinematic (NRTK) mode were used for orthometric height determination. Τhis work also leverages a database of pre作者: Admonish 時(shí)間: 2025-3-31 21:02
Hybrid Geoid Modeling for the Kingdom of Saudi Arabiaof the adjusted residuals between the gravimetric KSA-Geoid21 geoid model and the GNSS/Levelling geoid heights. Following that, a stochastic modelling of the residuals after the fit has been carried out, resulting in errors relative to the GNSS/Levelling data at the 0.014?m level. Compared to the pr作者: Militia 時(shí)間: 2025-4-1 00:11 作者: indecipherable 時(shí)間: 2025-4-1 05:28
Feasibility of CSAC-Assisted GNSS Receiver Fingerprintingzed by the clock’s physical behavior expressed by Allan Deviation (ADEV) or Time Interval Error (TIE), both of which relate to the clocks’ frequency stability. Thus, unique receiver clock features serve as clock fingerprints. The optimal combinations of features are explored by three feature extract
