Full metadata record
DC Field | Value | Language |
---|---|---|
dc.contributor.author | 陳維祥 | en_US |
dc.contributor.author | 林昇甫 | en_US |
dc.date.accessioned | 2014-12-12T02:28:21Z | - |
dc.date.available | 2014-12-12T02:28:21Z | - |
dc.date.issued | 2005 | en_US |
dc.identifier.uri | http://140.113.39.130/cdrfb3/record/nctu/#GT009212590 | en_US |
dc.identifier.uri | http://hdl.handle.net/11536/68856 | - |
dc.description.abstract | 本論文發展一套應用於單一感測器之數位照相機影像壓縮系統。文中提出一個創新的增強型JPEG壓縮演算法,此方法主要建立在傳統JPEG壓縮的基礎下,並多加入影像邊緣的特性,進而在不增加資料量的同時使得傳統JPEG照成邊緣模糊化的失真得到改善。為了得到影像中每一個像素邊緣的特性本論文引用光譜空間相關性原理(Spectral-Spatial Correlation, SSC),光譜空間相關性的概念可以直接對色彩濾波陣列(Color Filter Array)影像作計算進而得到每一個像素的邊緣特性。實驗的結果發現無論在PSNR值的比較或直接視覺的感受下,增強型JPEG壓縮方法在邊緣的部分都有較好的壓縮品質。 | zh_TW |
dc.language.iso | zh_TW | en_US |
dc.subject | JPEG | zh_TW |
dc.subject | 頻率相關性 | zh_TW |
dc.subject | 空間相關性 | zh_TW |
dc.subject | 數位相機 | zh_TW |
dc.subject | 光譜空間相關性原理 | zh_TW |
dc.subject | JPEG | en_US |
dc.subject | spectral correlation | en_US |
dc.subject | spatial correlaion | en_US |
dc.subject | digital still camera | en_US |
dc.subject | Spectral-Spatial Correlation, SSC | en_US |
dc.title | 應用於數位相機之新形影像壓縮方法 | zh_TW |
dc.title | A Novel Image Compression Method in Digital Still Cameras with Color Filter Array Using Spectral-Spatial Correlation | en_US |
dc.type | Thesis | en_US |
dc.contributor.department | 電控工程研究所 | zh_TW |
Appears in Collections: | Thesis |
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