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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 14 of 14  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
SIP 2017-08-24
10:50
Tokyo Tokyo Denki University HDR Imaging from LDR Images with Motion by Estimating Shutter Speed
Aika Miyagawa, Xi Zhang (UEC) SIP2017-50
Composition of High Dynamic Range (HDR) image from Low Dynamic Range (LDR) images has been comprehensively studied. In m... [more] SIP2017-50
pp.13-18
IE, CS, IPSJ-AVM, ITE-BCT [detail] 2015-12-04
11:00
Hyogo   Improvement of Two Layer HDR Image Coding Using Histogram Packing Technique
Motoki Sugano, Xi Zhang (UEC) CS2015-71 IE2015-96
 [more] CS2015-71 IE2015-96
pp.99-104
EA 2014-08-19
16:20
Miyagi Tohoku Gakuin Univ. Self-Tuned Auxiliary-Noise-Power Scheduling with Matching Step-Size for Online Acoustic Feedback Path Mitigation in Active Noise Control
Shakeel Ahmed (Univ. of Electro-Comm.), Muhammad Tahir Akhtar (Tokyo Inst. of Tech.), Xi Zhang (Univ. of Electro-Comm.) EA2014-18
In active noise control (ANC) systems, online acoustic feedback path modeling and neutralization (FBPMN) is needed: 1) t... [more] EA2014-18
pp.37-42
ISEC, IT, WBS 2014-03-10
10:10
Aichi Nagoya Univ., Higashiyama Campus Effect of IQ Imbalance on Channel Shortening in OFDM System
Xi Zhang, Teruyuki Miyajima (Ibaraki Univ) IT2013-61 ISEC2013-90 WBS2013-50
In OFDM systems, channel shortening techniques are useful to overcome inter-block interference caused by the delayed wav... [more] IT2013-61 ISEC2013-90 WBS2013-50
pp.49-54
SIP 2013-08-29
13:50
Tokyo Tokyo University of Agriculture and Technology Denoising of HDR Images Using Correlation of LDR Images
Mizuhito Akiyama, Xi Zhang (Univ. of Electro-Comm.) SIP2013-67
High Dynamic Range (HDR) images have a wide dynamic range and can be generated by synthesizing several Low Dynamic Range... [more] SIP2013-67
pp.7-12
CS, IPSJ-AVM, ITE-BCT, IE [detail] 2011-12-16
09:00
Aichi Nagoya Univ. Scalable Video Coding Using 3D Wavelet Transforms
Hirofumi Oyamada, Xi Zhang (UEC) CS2011-70 IE2011-94
Recently, there have been a lot of researches on video coding using wavelet transforms, because of its scalability. Such... [more] CS2011-70 IE2011-94
pp.81-86
CS, IPSJ-AVM, ITE-BCT, IE [detail] 2011-12-16
09:25
Aichi Nagoya Univ. Quincunx Wavelet Image Coding Using 2D Allpass Filters
Osamu Sudo, Xi Zhang (UEC) CS2011-71 IE2011-95
 [more] CS2011-71 IE2011-95
pp.87-92
CS, IPSJ-AVM, ITE-BCT, IE [detail] 2011-12-16
14:50
Aichi Nagoya Univ. Design of FIR Q-shift Filters with Flat Group Delay Responses
Hiroaki Morihara, Xi Zhang (UEC) CS2011-77 IE2011-101
 [more] CS2011-77 IE2011-101
pp.133-138
IPSJ-AVM, CS, IE, ITE-BCT [detail] 2009-12-08
09:00
Aichi Nagoya Univ. Flicker Reduction for Motion-JPEG 2000 Using Wavelet Shrinkage
Atsushi Tanaka, Xi Zhang (Univ. of Electro-Comm.) CS2009-60 IE2009-124
Motion-JPEG 2000 has been adopted in Digital Cinema System Specification v.3 by DCI (Digital Cinema Initiative, LLC).Sin... [more] CS2009-60 IE2009-124
pp.53-58
CAS, NLP 2007-10-18
11:10
Tokyo Musashi Institute of Technology Computational Complexity Reduction for Allpass-based Image Coding
Kosuke Ohno, Xi Zhang (UEC) CAS2007-40 NLP2007-68
To obtain better coding performance in wavelet-based image compression,
it is necessary for wavelet filters to satisfy... [more]
CAS2007-40 NLP2007-68
pp.31-36
ICD, SIP, IE, IPSJ-SLDM 2006-10-27
15:05
Miyagi   Lossy to Lossless Image Coding Using Allpass Filters
Kosuke Ohno, Xi Zhang (UEC)
To obtain a better coding performance in wavelet-based image compression, it is necessary for wavelet filter banks to sa... [more] SIP2006-114 ICD2006-140 IE2006-92
pp.79-84
CAS, NLP 2005-09-15
13:05
Niigata Nagaoka Univ. of Technology Design of IIR Inverse Chebyshev Filters with Flat Group Delay
Masatomo Aizawa (Nagaoka Univ. of Tech.), Xi Zhang (Univ. of Elec.-Comm.), Toshinori Yoshikawa, Yoshinori Takei, Yasunori Sugita (Nagaoka Univ. of Tech.)
Digital filters with flat group delay responses are useful for many applications of signal processing. In this paper, we... [more] CAS2005-27 NLP2005-40
pp.7-12
CAS, NLP 2005-09-16
15:10
Niigata Nagaoka Univ. of Technology Design of Hilbert Transform Pairs of Wavelet Bases Using IIR Filters
Kunihiro Kawada (Nagaoka Univ. of Tech.), Xi Zhang (Univ. of Electro-Communications), Toshinori Yoshikawa, Yoshinori Takei, Yasunori Sugita (Nagaoka Univ. of Tech.)
Wavelets and filter banks have been extensively studied for many fields.
In recent years, Dual-Tree wavelet transform ... [more]
CAS2005-44 NLP2005-57
pp.61-66
CAS, NLP 2005-09-16
15:35
Niigata Nagaoka Univ. of Technology Wavelet-Based Lossless Image Coding Using a Complex Allpass Filter
Noriaki Fukuda (Nagaoka Univ. of Tech.), Xi Zhang (Univ. of Electro-Comm.), Toshinori Yoshikawa, Yoshinori Takei, Yasunori Sugita (Nagaoka Univ. of Tech.)
To obtain a better coding performance in wavelet-based image compression, it is necessary for wavelet filter banks to sa... [more] CAS2005-45 NLP2005-58
pp.67-72
 Results 1 - 14 of 14  /   
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