A NEW SHAPE-ADAPTIVE DCT FOR CODING OF ARBITRARILY SHAPED IMAGE SEGMENTS Wee Kok NG and Zhiping LIN...

A NEW SHAPE-ADAPTIVE DCT FOR CODING OF ARBITRARILY SHAPED IMAGE SEGMENTS

Wee Kok NG and Zhiping LINSchool of Electrical and Electronic Engineering, Nanyang Ave

nue Nanyang Technological University, Singapore 63798

ICASSP ‘00

OUTLINE• Shape-adaptive DCT for generic coding of video

– Sikora, T.; Makai, B. Circuits and Systems for Video Technology, IEEE Transactions on Volume: 5 1 , Feb. 1995 , Page(s): 59 -62

• Boundary block-merging (BBM) technique for efficient texture coding of arbitrarily shaped object

– Joo-Hee Moon; Ji-Heon Kweon; Hae-Kwang Kim Circuits and Systems for Video Technology, IEEE Transactions on Volume: 9 1 , Feb. 1999 , Page(s): 35 -43

http://iel.ihs.com/cgi-bin/iel_cgi?sess=110092692&prod=IEL&page=http%3A%2F%2Fwww04%2Eihserc%2Ecom%3A5000%2Fsearch97%2Fs97is%2Evts%3Faction%3DView%26VdkVgwKey%3D%252E%252E%252Fmaps%252Fielj2ae%252Ehtm%255F%255F%255B3482%255D%26DocOffset%3D2%26DocsFound%3D2%26QueryZip%3D%2528Shape%2Badaptive%2BDCT%2Bfor%2Bgeneric%2Bcoding%2Bof%2Bvideo%2529%26Collection%3Djour%26Collection%3Dconf%26Collection%3Dstds%26SortField%3Dscore%26SortOrder%3Ddesc%26ViewTemplate%3Ddocview%252Ehts%26SearchUrl%3Dhttp%253A%252F%252Fwww04%252Eihserc%252Ecom%253A5000%252Fsearch97%252Fs97is%252Evts%253Faction%253Dsearch%2526QueryZip%253D%252528Shape%252Badaptive%252BDCT%252Bfor%252Bgeneric%252Bcoding%252Bof%252Bvideo%252529%2526ResultTemplate%253Dadv%25255Fcrst%25252Ehts%2526QueryText%253D%252528Shape%252Badaptive%252BDCT%252Bfor%252Bgeneric%252Bcoding%252Bof%252Bvideo%252529%2526Collection%253Djour%2526Collection%253Dconf%2526Collection%253Dstds%2526SortField%253Dscore%2526SortOrder%253Ddesc%2526ViewTemplate%253Ddocview%25252Ehts%2526ResultStart%253D1%2526ResultCount%253D50%26%26hitspage%3D%2528Shape%2Badaptive%2BDCT%2Bfor%2Bgeneric%2Bcoding%2Bof%2Bvideo%2529%26CollPer%3D1%26CollCnf%3D1%26CollStd%3D1%26sortfield%3Dscore%26sortorder%3Ddesc

SA-DCT

Covariances between two columns

SA-DCT

Result

Boundary Block-Merging (BBM)

• LPE & Zero Padding

• Block Merging

Padding

How Block Merging ?

Working with MPEG-4 Encoder

The Proposed new method

• DC adjustments for SA-DCT

BBGM

The BBGM-SA-DCT Algorithm

A NEW SHAPE-ADAPTIVE DCT FOR CODING OF ARBITRARILY SHAPED IMAGE SEGMENTS Wee Kok NG and Zhiping LIN...

Documents

Brainstem Gliomas Chapter 18 Zhiping Zhou and Mark M. Souweidane

Bottom-up Evaluation of XPath Queries Stephanie H. Li Zhiping Zou

Collision Avoidance of Arbitrarily Shaped Deforming

Presenter: Hu Xiaohui Group members: Wu Qiong TaoTao, Liu Zhiping

Nanyang Bulletin

Nanyang-AnnualReport 2002 (360KB)

Curriculum Vitae of Zhiping Yin (殷志平physics.bnu.edu.cn/application/faculty/yinzhiping/CV.pdfZhang, Pengcheng Dai, Zhiping Yin*, Kristjan Haule, Gabriel Kotliar, Phys. Rev. Lett

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