Browsing by Author "Xiong, Zixiang"
Now showing items 1-20 of 64
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Zou, Le (2009-05-15)In this dissertation, we focus on two related parts of a 3D face recognition system with wireless transportation. In the first part, the core components of the system, namely, the feature extraction and classification ...
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Wang, Bo (2017-12-01)In the past decade, much progress has been made in image denoising due to the use of low-rank representation and sparse coding, the performance of image denoising has been boosted drastically by nonlocal algorithms and ...
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Kannan, Karthik (Texas A&M University, 2006-10-30)Wireless video communication is becoming increasingly popular these days with new applications such as TV on mobile and video phones. Commercial success of these applications requires superior video quality at the receiver. ...
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Song, Yaohua (2012-10-19)Nowadays, TV advertising is an important part of our daily life. However, it is usually hard for organizations that produce and pay for the advertisements to confirm whether their commercials are broadcasted as required ...
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Uppal, Momin Ayub (2009-06-02)Recent information theoretical results indicate that dirty-paper coding (DPC) achieves the entire capacity region of the Gaussian multiple-input multiple-output (MIMO) broadcast channel (BC). This thesis presents practical ...
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Uppal, Momin Ayub (2011-10-21)The area of cooperative communications has received tremendous research interest in recent years. This interest is not unwarranted, since cooperative communications promises the ever-so-sought after diversity and ...
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Cheng, Szeming (Texas A&M University, 2005-11-01)Source coding and channel coding are two important problems in communications. Although side information exists in everyday scenario, the effect of side information is not taken into account in the conventional setups. ...
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Raja, Nouman Saeed (Texas A&M University, 2005-02-17)This thesis proposes a framework for combined source-channel coding under power and bandwidth constrained noisy channel. The framework is then applied to progressive image coding transmission using constant envelope M-ary ...
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Raja, Nouman; Xiong, Zixiang; Fossorier, Marc (EURASIP Journal on Advances in Signal Processing, 2006)
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Liu, Zhixin; Stankovi, Vladimir M.; Xiong, Zixiang (United States. Patent and Trademark Office; Texas A&M University. Libraries, 2011-03-22)Systems and methods that implement compress-forward (CF) coding with N-PSK modulation for the relay channel are disclosed, where N is greater than or equal to two. In the CF scheme, Wyner-Ziv coding is applied at the relay ...
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Liu, Zhixin; Stankovic, Vladimir M.; Xiong, Zixiang (United States. Patent and Trademark Office; Texas A&M University. Libraries, 2013-01-29)Systems and methods that implement compress-forward (CF) coding with N-PSK modulation for the relay channel are disclosed, where N is greater than or equal to two. In the CF scheme, Wyner-Ziv coding is applied at the relay ...
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Pi, Pengcheng (2022-04-04)Computer vision has made massive progress in recent years, thanks to hardware and algorithms development. Most methods are performance-driven meanwhile have a lack of consideration for energy efficiency. This dissertation ...
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Data encoding and decoding using Slepian-Wolf coded nested quantization to achieve Wyner-Ziv coding Liu, Zhixin; Cheng, Samuel S.; Liveris, Angelos D.; Xiong, Zixiang (United States. Patent and Trademark Office; Texas A&M University. Libraries, 2007-08-14)A system and method for realizing a Wyner-Ziv encoder may involve the following steps: (a) applying nested quantization to input data from an information source in order to generate intermediate data; and (b) encoding the ...
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Data encoding and decoding using Slepian-Wolf coded nested quantization to achieve Wyner-Ziv coding Liu, Zhixin; Cheng, Samuel S.; Liveris, Angelos D.; Xiong, Zixiang (United States. Patent and Trademark Office; Texas A&M University. Libraries, 2007-11-13)A system and method for realizing a Wyner-Ziv encoder may involve the following steps: (a) apply nested quantization to input data from an information source in order to generate intermediate data; and (b) encode the ...
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Data encoding and decoding using Slepian-Wolf coded nested quantization to achieve Wyner-Ziv coding Liu, Zhixin; Cheng, Samuel S.; Liveris, Angelos D.; Xiong, Zixiang (United States. Patent and Trademark Office; Texas A&M University. Libraries, 2008-09-02)A system and method for realizing a Wyner-Ziv encoder may involve the following steps: (a) apply nested quantization to input data from an information source in order to generate intermediate data; and (b) encode the ...
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Garg, Vineet (2019-04-16)Video object segmentation is gaining increased research and commercial importance in recent times from no checkout lines in Amazon Go stores to autonomous vehicles operating on roads. Efficient operation for such use cases ...
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Jiang, Ziyu (2022-12-10)Contrastive Learning, a class of self-supervised learning methods, learns strong visual representations by pulling the same images to be similar while pushing different images to be distinct. Though contrastive learning ...
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Lan, Ching Fu (Texas A&M University, 2006-04-12)In ShannonÂs seminal paper, ÂA Mathematical Theory of CommunicationÂ, he defined ÂChannel Capacity which predicted the ultimate performance that transmission systems can achieve and suggested that capacity is ...
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Yuan, Peng (2014-06-03)A successful craniomaxillofacial (CMF) surgery depends not only on surgical techniques, but also on an accurate surgical plan. However, the traditional planning methods have proven problematic. Towards this end, we have ...
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Xu, Qian; Stankovi, Vladimir M.; Xiong, Zixiang (United States. Patent and Trademark Office; Texas A&M University. Libraries, 2012-11-20)A video encoder system includes a base layer and an enhancement layer for encoding video data. The base layer encodes a reduced quality version of the video data to obtain base layer data. The enhancement layer encodes the ...