搜索结果: 1-15 共查到“地球物理学 systems”相关记录21条 . 查询时间(0.25 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：固体地球物理数值计算面临的几个数学难题
固体地球物理 数值计算 金属矿产 深层油气藏
2023/4/17
面向关键金属矿产、深层油气藏等国家需求，地球科学进入跨圈层作用耦合的新范式时代，对地球物理的探测分辨率、计算精度和效率提高了更高的要求。报告总结了固体地球物理数值计算面临的几个数学难题，旨在作为固体地球科学和数学学科未来交叉的潜在方向。
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Low Rank Matrix Recovery for Seismic Data Analysis and Blind Superresolution
地震数据分析 盲超分辨率 低秩 矩阵恢复
2023/4/19
Low rank matrix recovery is about reconstructing a low rank matrix from incomplete measurements. It arises frequently in many research areas of science and engineering, for example, machine learning, ...
Since EOS XXII in August 2017, a number of new Earth Observing missions and instruments have launched or are rapidly approaching launch. For example, missions launched or scheduled for launch in late ...
Thermal stresses analysis of casing string used in enhanced geothermal systems wells
Casing deformation and collapse Pre-tension stress cementing Well completion design Pre-stressed cementing
2018/3/23
In the enhanced geothermal systems wells, casing temperature variation produces casing thermal stresses, resulting in casing uplift or bucking. When the induced thermal stresses exceed casing material...
The influence of active meteorological systems on the ionospheric F-region
MCCs F-region virtual height electronic concentration
2015/10/8
Effects on the F region of two active meteorological systems will be analyzed. These systems are known as Mesoscale Convective Complexes (MCCs). Ionospheric data from a vertical sounder located in Tuc...
Deep-water turbidites as Holocene earthquake proxies:the Cascadia subduction zone and Northern San Andreas Fault systems
paleoseismology earthquake submarine recurrence patterns submarine landslides turbid flows
2015/9/16
New stratigraphic evidence from the Cascadia margin demonstrates that 13 earthquakes ruptured the margin from Vancouver Island to at least the California border following the catastrophic eruption of ...
COST 296 MIERS: Mitigation of Ionospheric Effects on Radio Systems
Ionospheric physics and propagation COST action
2015/8/28
The COST 296 Action MIERS (Mitigation of Ionospheric Effects on Radio Systems) within the ionospheric community has the objectives, embodied in the Memorandum of Understanding (MoU), to develop an inc...
Utilization of antenna arrays in HF systems
Ionospheric channel MIMO architecture array processing HF channel characterization superresolution direction findingIonosphere monitoring data validation monitoring techniques campaigns dissemination
2015/8/28
Different applications of radio systems are based on the implementation of antenna arrays. Classically, radio direction finding operates with a multi channel receiving system connected to an array of ...
The BRAzilian Seismographic Integrated Systems (BRASIS): infrastructure and data management
Seismology Seismological Networks Data Management
2015/8/27
In geophysics and seismology, raw data need to be processed to generate useful information that can be turned into knowledge by researchers. The number of sensors that are acquiring raw data is increa...
A coupling alternative to reactive transport simulations for long-term prediction of chemical reactions in heterogeneous CO2 storage systems
transport simulations chemical reactions
2015/3/5
Fully coupled, multi-phase reactive transport simulations of CO2 storage systems can be approximated by
a simplified one-way coupling of hydrodynamics and reactive chemistry.
Fluid transfer and vein thickness distribution in high and low temperature hydrothermal systems at shallow crustal level in southern Tuscany (Italy)
Hydrothermal systems Vein thickness distribution Transmissivity Tuscany
2015/8/17
Geometric analysis of vein systems hosted in upper crustal rocks and developed in high and low temperature hydrothermal systems is presented. The high temperature hydrothermal system consists of tourm...
Multi-criteria site selection for fire services: the interaction with analytic hierarchy process and geographic information systems
Multi-criteria site selection fire services the interaction analytic hierarchy process geographic information systems
2010/10/21
This study combines AHP and GIS to provide decision makers with a model to ensure optimal site location(s) for fire stations selected. The roles of AHP and GIS in determining optimal locations are exp...
An integration platform for heterogeneous sensor systems in GITEWS – Tsunami Service Bus
An integration platform heterogeneous sensor systems GITEWS – Tsunami Service Bus
2010/10/20
The German Indonesian Tsunami Early Warning System (GITEWS) is built upon a complex sensor data infrastructure. To best fulfill the demand for a long living system, the underlying software and hardwar...
Developing diagnostics for input-output systems:the effects of certain linear and nonlinear filters on the correlation integral
Developing diagnostics input-output systems linear and nonlinear filters correlation integral
2009/11/16
Input-output systems are characterized by applying time series analysis techniques developed for autonomous systems to the input and the output time series separately and using the results as nonlinea...
Using MSSA to determine explicitly the oscillatory dynamics of weakly nonlinear climate systems
MSSA oscillatory dynamics weakly nonlinear climate systems
2009/11/11
This paper presents a statistical diagnostic to interpret the dynamics of nonlinear variability in models. It consists in applying the Multichannel Singular Spectrum Analysis to the variability of a s...