Data · dataset · 2022
3D Earth Magnetospheric X-ray Emissivity Dataset Simulated by 3D PPMLR-MHD Model and Reconstructed by CTA Method (Beijing)
Listed in ScienceDB
Dataset SpecificationThe Data folder contains four subfolders (Checkpoint, Completion, MHD and Results) and an instruction file called Readme.txt.Below I will explain the meaning of the data contained in each sub-file.MHD folder:It contains two subfolders MHD_Ori and MHD_proj.
Description
MHD_Ori subfolder: There are 24 3D magnetospheric X-ray emissivity output simulated by PPMLR-MHD 3D magnetosphere model under different solar wind conditions.
MHD_proj subfolder: Here is the CBCT integral projection data for the corresponding data in the above MHD_Ori subfolder.Checkpoint folder:It contains two .pth files. netD_epoch_30000.pth: The parameter configuration data file of the discriminator D after the training is saved under the pytorch framework. netG_epoch_30000.pth: The parameter configuration data file of generator G after training is saved under the pytorch framework.The 3D GAN can be run by loading the parameters contained in the above two files。Completion folder:It contains 8 subfolders (T1-T8): T1(It contains 1 subfolder and 24 copies of data): fixse_noise: There are 24 input data of generator G here, and the data size is 1×512.
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By entering these data into the COPN in this article, the 24 best matching projection output under the T1 folder can be obtained. 24 mat data files: 24 best matching projection completion output, and the array size is 64×64×64. ... ... ... T2-T8: The data composition under the T2-T8 folder is the same as the T1 folder.Results folder: It contains 8 subfolders (T1-T8): T1(It contains four subfolders, ASD_POCS, loss_ASD_POCS, FDK and loss_FDK): ASD_POCS: It represents the Data 5 (ASD-POCS + 3D GAN) mentioned in Section 3.3 of the article, a total of 24 pieces of data, and the data size is 81×81×81. loss_ASD_POCS: It represents the Data 7 ( Limited PPMLR-MHD + ASD-POCS) mentioned in Section 3.3 of the article, a total of 24 pieces of data, and the data size is 81×81×81. FDK:It represents the Data 4 (FDK + 3D GAN) mentioned in Section 3.3 of the article, a total of 24 pieces of data, and the data size is 81×81×81. loss_FDK: It represents the Data 6 (Limited MHD+FDK) mentioned in Section 3.3 of the article, a total of 24 pieces of data, and the data size is 81×81×81.
T2-T8: The data composition under the T2-T8 folder is the same as the T1 folder.This dataset can be used for related research on reconstruction of the Earth's 3D magnetospheric structure using CT methods.
Links
Where it is published
- DOI doi.org/10.57760/sciencedb.o00009.00106 ↗
DOI / persistent id · from scidb cn
Catalogue records · 1
- OAI-PMH record scidb.cn/oai?verb=GetRecord&metadataPrefix=oai_dc&identifier=10.57760%2… ↗
metadata API · from scidb cn
Topics
- From keywords
- Earth & Environmental Science · Engineering · Humanities · Life Sciences · Social Science
- Inferred from text
- Computed tomography 50% · Geophysics 70%
Provenance · 1 source records, 12 field assertions
| Source | Key | Last seen | Raw |
|---|---|---|---|
| ScienceDB | 10.57760/sciencedb.o00009.00106 | 11 d ago | JSON v1 |
| Field | Assertion | Extractor | Evidence |
|---|---|---|---|
| access_level | source · scidb cn | connector:scidb_cn@1.0.0 | |
| concepts[field].anzsrc:group:3706 | enrichment · scidb cn | taxonomy-embedding@1.0.0 | title+keywords+description (70%) |
| concepts[field].local:field:earth-environmental | mapping · scidb cn | connector:scidb_cn@1.0.0 | |
| concepts[field].local:field:engineering | mapping · scidb cn | connector:scidb_cn@1.0.0 | |
| concepts[field].local:field:humanities | mapping · scidb cn | connector:scidb_cn@1.0.0 | |
| concepts[field].local:field:life-sciences | mapping · scidb cn | connector:scidb_cn@1.0.0 | |
| concepts[field].local:field:social-science | mapping · scidb cn | connector:scidb_cn@1.0.0 | |
| concepts[modality].local:modality:ct | enrichment · scidb cn | keyword-concept-rules@1.0.0 | title+description (50%) |
| description | source · scidb cn | connector:scidb_cn@1.0.0 | /metadata/dc/description |
| license | source · scidb cn | connector:scidb_cn@1.0.0 | /metadata/dc/rights |
| publication_date | source · scidb cn | connector:scidb_cn@1.0.0 | |
| title | source · scidb cn | connector:scidb_cn@1.0.0 | /metadata/dc/title |