CN112673576A - 数据压缩方法、数据恢复方法及装置 - Google Patents
数据压缩方法、数据恢复方法及装置 Download PDFInfo
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- H—ELECTRICITY
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- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
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Abstract
一种数据压缩方法、数据恢复方法及装置。数据压缩方法,包括:对原始数据执行差分变换以获得差分数据树,该差分数据树包括最终均值数据和各层差分数据;至少部分地基于自差分数据树的第二层差分数据起的各个差分数据的数据值以及对应的去除阈值来对各个差分数据进行去除处理,其中,各个差分数据的去除阈值是根据该差分数据的父差分数据的数值来确定的;以及基于最终均值数据和经过去除处理后的剩余差分数据,生成压缩数据文件。利用该数据压缩方法,可以在无需知道该待压缩数据的先验知识的情况下,根据待压缩数据的动态变化范围来动态地调整压缩参数。
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PCT国内申请,说明书已公开。
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- PCT国内申请,权利要求书已公开。
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PCT/CN2018/105788 WO2020051895A1 (zh) | 2018-09-14 | 2018-09-14 | 数据压缩方法、数据恢复方法及装置 |
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CN112673576A true CN112673576A (zh) | 2021-04-16 |
CN112673576B CN112673576B (zh) | 2024-04-19 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN113630124A (zh) * | 2021-08-10 | 2021-11-09 | 优刻得科技股份有限公司 | 时序性整数数据的处理方法、系统、设备和介质 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US20090100055A1 (en) * | 2003-11-07 | 2009-04-16 | Qiang Wang | Fast signature scan |
WO2011131248A1 (en) * | 2010-04-23 | 2011-10-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method and apparatus for losslessly compressing/decompressing data |
CN102520227A (zh) * | 2011-12-14 | 2012-06-27 | 国电南瑞科技股份有限公司 | 一种基于扰动指示器的故障录波数据压缩方法 |
CN105915226A (zh) * | 2016-04-27 | 2016-08-31 | 深圳市禾望电气股份有限公司 | 一种录波数据的处理方法及系统 |
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090100055A1 (en) * | 2003-11-07 | 2009-04-16 | Qiang Wang | Fast signature scan |
WO2011131248A1 (en) * | 2010-04-23 | 2011-10-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method and apparatus for losslessly compressing/decompressing data |
CN102520227A (zh) * | 2011-12-14 | 2012-06-27 | 国电南瑞科技股份有限公司 | 一种基于扰动指示器的故障录波数据压缩方法 |
CN105915226A (zh) * | 2016-04-27 | 2016-08-31 | 深圳市禾望电气股份有限公司 | 一种录波数据的处理方法及系统 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113630124A (zh) * | 2021-08-10 | 2021-11-09 | 优刻得科技股份有限公司 | 时序性整数数据的处理方法、系统、设备和介质 |
CN113630124B (zh) * | 2021-08-10 | 2023-08-08 | 优刻得科技股份有限公司 | 时序性整数数据的处理方法、系统、设备和介质 |
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