Data · dataset · 2025
Acoustic Profile Dataset Obtained through the 9th Chinese Arctic Expedition
Listed in ScienceDB
Description
海洋声学剖面数据是了解海洋物理特性、提高水下目标检测和定位精度、优化水下通信网络设计的关键数据集,也是监测海洋环境变化的重要指标。直接观测海洋声学剖面不受模型预测或估计误差的影响,提供精确的声学剖面数据。这些数据对科学研究、技术开发、环境监测、资源开发和实际应用具有重要价值。在 2018 年夏天进行的第 9 次中国北极科学考察期间,首次使用声学多普勒洋流剖面仪直接观测海洋中的声速。在楚科奇高原、加拿大盆地、北冰洋门捷列夫海脊和其他高纬度海域获得了海洋声学剖面的第一手测量数据。本文基于中国第九次北极考察期间对声学剖面仪和同步 CTD 数据的收集和组织,参考航行的现场记录,并使用相关数据处理软件对实测海洋声学剖面数据进行统一、标准化和去除异常值。最终,形成一个垂直分辨率约为 1 m 的数据集,包括日期、时间、声速和水深等元素。它是 9 的输出结果th
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Where it is published
- DOI doi.org/10.57760/sciencedb.j00001.01197 ↗
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 · Ocean & Atmospheric Science · Social Science
- Inferred from text
- Pollution and contamination 69%
Provenance · 1 source records, 12 field assertions
| Source | Key | Last seen | Raw |
|---|---|---|---|
| ScienceDB | 10.57760/sciencedb.j00001.01197 | 9 d ago | JSON v1 |
| Field | Assertion | Extractor | Evidence |
|---|---|---|---|
| access_level | source · scidb cn | connector:scidb_cn@1.0.0 | |
| concepts[field].anzsrc:group:4105 | enrichment · scidb cn | taxonomy-embedding@1.0.0 | title+keywords+description (69%) |
| 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:ocean-atmospheric | mapping · scidb cn | connector:scidb_cn@1.0.0 | |
| concepts[field].local:field:social-science | mapping · scidb cn | connector:scidb_cn@1.0.0 | |
| 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 |