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A new big data acquisition platform is designed based on Hadoop and NoSQL technologies. Through this platform, efficient unbalanced data acquisition is realized. The collected data are classified and processed by classifier. The classified unbalanced big data are compressed by Huffman algorithm, and the data security is improved by data encryption. Based on the data processing results, the big data redundancy processing is carried out by using the data deduplication algorithm. The cloud platform is designed to store redundant data in the cloud. The results show that the method in this paper has high data deduplication rate and data deduplication speed rate and low data storage space and effectively reduces the burden of data storage.<\/jats:p>","DOI":"10.1155\/2022\/1371778","type":"journal-article","created":{"date-parts":[[2022,1,6]],"date-time":"2022-01-06T20:20:08Z","timestamp":1641500408000},"page":"1-10","source":"Crossref","is-referenced-by-count":1,"title":["Unbalanced Big Data-Compatible Cloud Storage Method Based on Redundancy Elimination Technology"],"prefix":"10.1155","volume":"2022","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-0135-4452","authenticated-orcid":true,"given":"Tingting","family":"Yu","sequence":"first","affiliation":[{"name":"College of Internet of Things Technology, Wuxi Institute of Technology, Wuxi, Jiangsu 214121, China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","reference":[{"key":"1","doi-asserted-by":"publisher","DOI":"10.1109\/tii.2018.2850053"},{"key":"2","doi-asserted-by":"publisher","DOI":"10.1177\/0165551518789880"},{"key":"3","doi-asserted-by":"publisher","DOI":"10.1109\/mnet.011.1900437"},{"key":"4","doi-asserted-by":"publisher","DOI":"10.1109\/tii.2019.2939573"},{"key":"5","doi-asserted-by":"publisher","DOI":"10.1007\/s11277-020-07241-1"},{"issue":"3","key":"6","first-page":"135","article-title":"Redundant optical fiber data storage optimization based on traditional genetic algorithm and data compression algorithm","volume":"40","author":"Z. 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