无线电波电磁波透视正反演算法与软件数据集

"数据集包含了4个内容：
①数据001内容为多频无线电波透视数值模拟结果，采用三维有限差分方程，模拟了无线电波透视在全空间中的传播，获得了接收线圈处的电磁波场强，通过与理论值的对比，验证了数值模拟精度。数据类型为DAT；预估数据量为48KB，数值模拟使用了MATLAB2020软件。数据计算时间约为2021.6。
②数据002内容为夹层模型、不同频率下多频无线电波透反演结果。采用粒子群优化非线性算法，开展了陷落柱模型下基于场强、相位的不同频率无线电波透视反演，获得了回采面内部衰减系数分布。数据类型为MAT；预估数据量为4.4MB，数值模拟使用了MATLAB2020软件。数据计算时间2019.6,2022.1。
③数据003为针对（在线三维显示），采用（在线通信传输、三维图形引擎）等方法，对应测试了(掘进前方孔中电磁波衰减)等物性参数，获得了（电磁波衰减成像指标），以明确（孔中电磁波）规律。数据类型为(.png，.dat)；预估数据量为（174MB），数据采集使用了(WKT-500矿用钻孔无线电波透视仪)等仪器。采集地点（贵州），数据计算时间为(2022.3)-(2022.6) 。采集时间为(2022.3)-(2022.6) 。
④数据003为采用Visual C#程序语言，开源Teigha图形控件编制，层析成像算法及开源CAD技术研究图形绘制技术，将数据处理成像结果利用DWG绘制技术呈现。程序源代码32922行，输入数据格式为DAT，预估数据大小2MB，执行程序大小973KB，数据成图计算时间不大于5分钟。采集地点煤矿国家重点实验室，采集计算数据时间为2019年7月-2020年6月。"

This dataset includes 4 parts:
1. Data 001: Numerical simulation results of multi-frequency radio wave tomography. The 3D finite difference equation is adopted to simulate the propagation of radio wave tomography in full space, and the electromagnetic wave field intensity at the receiving coil is obtained. The numerical simulation accuracy is verified by comparing with the theoretical values. The data type is DAT; the estimated data volume is 48 KB, and the numerical simulation was conducted using MATLAB 2020 software. The data calculation time was June 2021.
2. Data 002: Interlayer model and multi-frequency radio wave tomography inversion results under different frequencies. The particle swarm optimization (PSO) nonlinear algorithm is used to carry out radio wave tomography inversion based on field intensity and phase under different frequencies for the collapse column model, and the attenuation coefficient distribution within the mining face is obtained. The data type is MAT; the estimated data volume is 4.4 MB, and the numerical simulation was conducted using MATLAB 2020 software. The data calculation times were June 2019 and January 2022.
3. Data 003: Aimed at online 3D display, methods such as online communication transmission and 3D graphics engine are adopted. Physical parameters including electromagnetic wave attenuation in boreholes ahead of the tunneling face are tested correspondingly, and electromagnetic wave attenuation imaging indicators are obtained to clarify the propagation laws of electromagnetic waves in boreholes. The data types are .png and .dat; the estimated data volume is 174 MB. The data collection uses instruments such as the WKT-500 mine-used borehole radio wave tomography instrument. The collection location is Guizhou Province, and the data calculation and collection time was from March 2022 to June 2022.
4. Data 004 (corrected from the original typo of Data 003): Developed with Visual C# programming language and open-source Teigha graphics control. Graphic rendering technology is researched based on tomographic algorithms and open-source CAD technology, and the data processing and imaging results are presented via DWG drawing technology. The program source code contains 32,922 lines, the input data format is DAT, the estimated data size is 2 MB, the executable program size is 973 KB, and the data imaging calculation time is no more than 5 minutes. The collection location is the National Key Laboratory of Coal Mines, and the data collection and calculation period was from July 2019 to June 2020.

搜集汇总

背景与挑战

背景概述

该数据集聚焦于无线电波电磁波透视的正反演算法与软件，包含数值模拟、反演结果、三维成像及程序源代码等多类数据，主要用于煤矿隐蔽致灾地质因素的探测研究。数据来源于国家重点研发计划项目，涉及MATLAB等工具的计算结果和现场仪器采集，总数据量约100.07MB。