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Autoregressive Models of Amplitude Modulations in Audio Compression

Sriram Ganapathy, Petr Motlicek, Hynek Hermansky
<span title="">2010</span> <i title="Institute of Electrical and Electronics Engineers (IEEE)"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/zcz4ey2iwffxtgaodtf5jtebmy" style="color: black;">IEEE Transactions on Audio, Speech, and Language Processing</a> </i> &nbsp;
Index Terms Speech and Audio coding, Modulation Spectrum, Frequency Domain Linear Prediction (FDLP), Objective and subjective evaluation of audio quality.  ...  We present a scalable medium bit-rate wide-band audio coding technique based on frequency domain linear prediction (FDLP).  ...  The main goal of this paper is to illustrate the use of FDLP based signal analysis technique for purpose of wide-band audio coding using a simple compression scheme.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/tasl.2009.2038813">doi:10.1109/tasl.2009.2038813</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/ft2rrl25pjg5bc4uwg5mr6vkee">fatcat:ft2rrl25pjg5bc4uwg5mr6vkee</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20170921220747/http://publications.idiap.ch/downloads/papers/2009/Ganapathy_IEEETASLP_2010.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/88/51/8851f7c80ee7dd767b361c19cc90080be2d78df2.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/tasl.2009.2038813"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> ieee.com </button> </a>

AMBIQUAL - a full reference objective quality metric for ambisonic spatial audio

Miroslaw Narbutt, Andrew Allen, Jan Skoglund, Michael Chinen, Andrew Hines
<span title="">2018</span> <i title="IEEE"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/d4my3h3ksvfgpelxwq75a2bdv4" style="color: black;">2018 Tenth International Conference on Quality of Multimedia Experience (QoMEX)</a> </i> &nbsp;
To evaluate Localization Accuracy of compressed audio a number of fixed and dynamic (moving vertically and horizontally) source positions were selected for the test samples.  ...  Abstract-Streaming spatial audio over networks requires efficient encoding techniques that compress the raw audio content without compromising quality of experience.  ...  ACKNOWLEDGEMENT This publication has emanated from research supported Google, Inc. and in part by a research grant from Science Foundation Ireland (SFI) and is co-funded under the European Regional Development  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/qomex.2018.8463408">doi:10.1109/qomex.2018.8463408</a> <a target="_blank" rel="external noopener" href="https://dblp.org/rec/conf/qomex/NarbuttASCH18.html">dblp:conf/qomex/NarbuttASCH18</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/ki52mz5hojb4dcvdqgjkuomyqu">fatcat:ki52mz5hojb4dcvdqgjkuomyqu</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20200320124407/https://researchrepository.ucd.ie/bitstream/10197/10458/2/QoMEX2018_Ambiqual.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/d9/e8/d9e8b60a00992d5de60c2936cd6c8060fba163bf.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/qomex.2018.8463408"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> ieee.com </button> </a>

An analysis-by-synthesis encoding approach for multiple audio objects

Ziyu Yang, Maoshen Jia, Changchun Bao, Wenbei Wang
<span title="">2015</span> <i title="IEEE"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/uwvzhxfa7jcfte6a2nokf6fbm4" style="color: black;">2015 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA)</a> </i> &nbsp;
Both objective and subjective evaluations validated that the proposed approach is robust to different types of audio objects whilst confirming all the decoded audio objects with similar perceptual quality  ...  Object-based audio techniques are becoming popular as they provide the flexibility for personalized rendering.  ...  These approaches are based on the inter-object relationship to compress multiple audio objects.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/apsipa.2015.7415383">doi:10.1109/apsipa.2015.7415383</a> <a target="_blank" rel="external noopener" href="https://dblp.org/rec/conf/apsipa/YangJBW15.html">dblp:conf/apsipa/YangJBW15</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/jyhnomni5nag3gha6lfpxfdmzi">fatcat:jyhnomni5nag3gha6lfpxfdmzi</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20200320044618/http://www.apsipa.org/proceedings_2015/pdf/23.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/28/be/28bed9e62b625d216e3a8d719d1bbc3c968a1844.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/apsipa.2015.7415383"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> ieee.com </button> </a>

Multi-Stage Encoding Scheme for Multiple Audio Objects Using Compressed Sensing

Ziyu Yang, Maoshen Jia, Wenbei Wang, Jiaming Zhang
<span title="2015-12-01">2015</span> <i title="Walter de Gruyter GmbH"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/yqncwzlovvhvhktpm65k4wwuoe" style="color: black;">Cybernetics and Information Technologies</a> </i> &nbsp;
Object-based audio techniques have become common since they provide the flexibility for personalized rendering. In this paper a multi-stage encoding scheme for multiple audio objects is proposed.  ...  The evaluations validated that the proposed encoding scheme can achieve scalable transmission while maintaining perceptual quality of each audio object.  ...  The object-based audio techniques have been applied in the commercial case, e.g., Dolby, ATMOS [5] .  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1515/cait-2015-0074">doi:10.1515/cait-2015-0074</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/m4qcyedz7zdf3cw5jhtgyqqh6q">fatcat:m4qcyedz7zdf3cw5jhtgyqqh6q</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20170830065604/http://www.cit.iit.bas.bg/CIT_2015/v-15-6s/13_paper.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/4b/ae/4bae04f227fc38f86f84f6c061efa0f9730449fb.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1515/cait-2015-0074"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> degruyter.com </button> </a>

Challenges and opportunities for designing tactile codecs from audio codecs

Xun Liu, Mischa Dohler, Toktam Mahmoodi, Hongbin Liu
<span title="">2017</span> <i title="IEEE"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/mzifbc6d25dh5k3g7ix2yfybuq" style="color: black;">2017 European Conference on Networks and Communications (EuCNC)</a> </i> &nbsp;
Moreover, in order to evaluate the performance of a tactile codec, we propose a potential direction of designing an objective quality metric which complements haptic mean opinion scores (h-MOS).  ...  Inspired by various audio codecs, we develop a similar methodology for tactile codecs.  ...  AUDIO-TACTILE SIMILARITIES A. Mechanisms How do humans hear?  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/eucnc.2017.7980643">doi:10.1109/eucnc.2017.7980643</a> <a target="_blank" rel="external noopener" href="https://dblp.org/rec/conf/eucnc/LiuDML17.html">dblp:conf/eucnc/LiuDML17</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/qsap56yxqnbp7aqgihni342peu">fatcat:qsap56yxqnbp7aqgihni342peu</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20180722041124/https://nms.kcl.ac.uk/toktam.mahmoodi/files/EUCNC17-codec.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/df/61/df61b43813d6afda295ce8f30dc1b0839a4a9715.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/eucnc.2017.7980643"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> ieee.com </button> </a>

Subjective Evaluation of Music Compressed with the ACER Codec Compared to AAC, MP3, and Uncompressed PCM

Stuart Cunningham, Iain McGregor
<span title="2019-07-11">2019</span> <i title="Hindawi Limited"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/sli4kgxj6vb5zgpl3lhkdqcksa" style="color: black;">International Journal of Digital Multimedia Broadcasting</a> </i> &nbsp;
maintaining acceptable levels of noise and distortion in objective evaluations.  ...  However, previous work did not evaluate ACER using subjective listening tests, leaving a gap to demonstrate its applicability under human audio perception tests.  ...  Conflicts of Interest The authors declare that there are no conflicts of interest regarding the publication of this paper.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1155/2019/8265301">doi:10.1155/2019/8265301</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/vvirqrrqnzhazghuweenj3b7lq">fatcat:vvirqrrqnzhazghuweenj3b7lq</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20200305145328/https://e-space.mmu.ac.uk/623456/1/8265301.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/98/3d/983d44b9061b2f683fe3ae108ea4c30e4c0fb46f.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1155/2019/8265301"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> hindawi.com </button> </a>

From Image to Audio Watermarking Using Self-Inverting Permutations
english

Maria Chroni, Angelos Fylakis, Stavros D. Nikolopoulos
<span title="">2014</span> <i title="SCITEPRESS - Science and and Technology Publications"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/6fahnysnqbbhncn3wmnzz4u7si" style="color: black;">Proceedings of the 10th International Conference on Web Information Systems and Technologies</a> </i> &nbsp;
Our technique is based on the main idea of a recently proposed image watermarking technique expanding thus the digital objects that can be efficiently watermarked through the use of self-inverting permutations  ...  Towards this direction, a significant number of watermarking techniques have been proposed in recent years in order to create robust and imperceptible audio watermarks.  ...  Our technique is based on the same main idea of a recently proposed image watermarking technique expanding thus the digital objects that can be efficiently watermarked through the use of self-inverting  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.5220/0004855901770184">doi:10.5220/0004855901770184</a> <a target="_blank" rel="external noopener" href="https://dblp.org/rec/conf/webist/ChroniFN14.html">dblp:conf/webist/ChroniFN14</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/5wg7dl2brvabbk5esppiaunjru">fatcat:5wg7dl2brvabbk5esppiaunjru</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20170829223958/http://www.cs.uoi.gr/~stavros/C-Papers/C-2014-WEBIST.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/db/96/db9662b151b414e5c8ef16f41f84efee42572859.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.5220/0004855901770184"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> Publisher / doi.org </button> </a>

Blind Audio Watermarking in Transform Domain Based on Singular Value Decomposition and Exponential-Log Operations

P. K. Dhar, T. Shimamura
<span title="2017-06-14">2017</span> <i title="Brno University of Technology"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/mwkef63awjev7pxim5chdgyyaq" style="color: black;">Radioengineering</a> </i> &nbsp;
This paper introduces a blind audio watermarking scheme in discrete cosine transform (DCT) domain based on singular value decomposition (SVD), exponential operation (EO), and logarithm operation (LO).  ...  In our proposed scheme, initially the original audio is segmented into non-overlapping frames and DCT is applied to each frame.  ...  Initially, each subject listened the original audio signal (A) and the watermarked audio signal (B) and that subject listened a third audio signal (X) in random order, which can be either A or B.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.13164/re.2017.0552">doi:10.13164/re.2017.0552</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/5reqylmoorfirdc7fzs7huhpky">fatcat:5reqylmoorfirdc7fzs7huhpky</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20180602093832/https://www.radioeng.cz/fulltexts/2017/17_02_0552_0561.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/e8/11/e8119c2048dd330f2820b1243f6e377e7f41a3f3.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.13164/re.2017.0552"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> Publisher / doi.org </button> </a>

AMBIQUAL: Towards a Quality Metric for Headphone Rendered Compressed Ambisonic Spatial Audio

Miroslaw Narbutt, Jan Skoglund, Andrew Allen, Michael Chinen, Dan Barry, Andrew Hines
<span title="2020-05-03">2020</span> <i title="MDPI AG"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/smrngspzhzce7dy6ofycrfxbim" style="color: black;">Applied Sciences</a> </i> &nbsp;
We compare AMBIQUAL quality predictions with subjective quality assessments across a variety of audio samples which have been compressed using the Opus 1.2 codec at various bit rates.  ...  The aim of the paper is two-fold. First, it is to investigate the effect of Opus codec compression on the quality of spatial audio as perceived by listeners using subjective listening tests.  ...  Acknowledgments: This publication has emanated from research supported by Google LLC. and in part by a research grant from Science Foundation Ireland (SFI) and is co-funded under the European Regional  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/app10093188">doi:10.3390/app10093188</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/rnprxuqfijg3tf3ha4qxg24tty">fatcat:rnprxuqfijg3tf3ha4qxg24tty</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20200505213300/https://res.mdpi.com/d_attachment/applsci/applsci-10-03188/article_deploy/applsci-10-03188.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/55/6c/556c03ab9fcf19ffe216e944e7831801127ac319.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/app10093188"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> mdpi.com </button> </a>

Audio Encoding Based On The Empirical Mode Decomposition

Abdel-Ouahab Boudraa, Thierry Chonavel, Kais Khaldi, Turki Monia, Imen Samaali
<span title="2009-08-24">2009</span> <i title="Zenodo"> Zenodo </i> &nbsp;
Publication in the conference proceedings of EUSIPCO, Glasgow, Scotland, 2009  ...  The performance evaluation is based on objective criteria such as the Peak Signal to Noise Ratio (PSNR) and Compression Ratio (CR) [14] , and subjective ones such as Subjective Difference Grade (SDG)  ...  A large class of audio signals is necessary to confirm the obtained results. This work constitutes a first step in audio coding based on EMD.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.5281/zenodo.41662">doi:10.5281/zenodo.41662</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/dprtxqaydrgjngbi7wp3ya3ea4">fatcat:dprtxqaydrgjngbi7wp3ya3ea4</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20170814004007/http://www.eurasip.org/Proceedings/Eusipco/Eusipco2009/contents/papers/1569192283.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/cb/a8/cba8c039ffddc8c8ad3d8fcbd664e740ddc715bf.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.5281/zenodo.41662"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> zenodo.org </button> </a>

Predicting the Perceived Sound Quality of Frequency-Compressed Speech

Rainer Huber, Vijay Parsa, Susan Scollie, Bernd Sokolowski
<span title="2014-11-17">2014</span> <i title="Public Library of Science (PLoS)"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/s3gm7274mfe6fcs7e3jterqlri" style="color: black;">PLoS ONE</a> </i> &nbsp;
Results indicate that these objective quality measures can potentially serve as tools for assisting in initial setting of frequency compression parameters.  ...  The performance of objective speech and audio quality measures for the prediction of the perceived quality of frequencycompressed speech in hearing aids is investigated in this paper.  ...  We also thank four anonymous reviewers for their helpful comments on earlier versions of this article. Author Contributions Conceived and designed the experiments: RH VP SS.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1371/journal.pone.0110260">doi:10.1371/journal.pone.0110260</a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pubmed/25402456">pmid:25402456</a> <a target="_blank" rel="external noopener" href="https://pubmed.ncbi.nlm.nih.gov/PMC4234248/">pmcid:PMC4234248</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/7nkdplnoobbk7cqhzurf4nvmge">fatcat:7nkdplnoobbk7cqhzurf4nvmge</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20171010092944/http://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0110260&amp;type=printable" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/68/10/6810a5e628927915f2fd75933954b91ce2c986c2.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1371/journal.pone.0110260"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> plos.org </button> </a> <a target="_blank" rel="external noopener" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4234248" title="pubmed link"> <button class="ui compact blue labeled icon button serp-button"> <i class="file alternate outline icon"></i> pubmed.gov </button> </a>

A Psychoacoustic-Based Multiple Audio Object Coding Approach via Intra-Object Sparsity

Maoshen Jia, Jiaming Zhang, Changchun Bao, Xiguang Zheng
<span title="2017-12-14">2017</span> <i title="MDPI AG"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/smrngspzhzce7dy6ofycrfxbim" style="color: black;">Applied Sciences</a> </i> &nbsp;
To ensure a balanced perception quality of audio objects, a Psychoacoustic-based time-frequency instants sorting algorithm and an energy equalized Number of Preserved Time-Frequency Bins (NPTF) allocation  ...  Both objective and subjective evaluations show that the proposed encoding scheme outperforms the Sparsity Analysis (SPA) approach and Spatial Audio Object Coding (SAOC) in cases where eight objects were  ...  By using this advantage of MDCT, a multiple audio objects compression framework is proposed in this section based on intra-object sparsity.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/app7121301">doi:10.3390/app7121301</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/cvqr2zdb4rdctkwoa6aetx3wsq">fatcat:cvqr2zdb4rdctkwoa6aetx3wsq</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20180719164216/http://ro.uow.edu.au/cgi/viewcontent.cgi?article=1884&amp;context=eispapers1" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/00/3a/003aa4d3074b7e2add3a0a13dee4f1ce1f933c31.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.3390/app7121301"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> mdpi.com </button> </a>

Streaming VR for immersion: Quality aspects of compressed spatial audio

Miroslaw Narbutt, Sean O'Leary, Andrew Allen, Jan Skoglund, Andrew Hines
<span title="">2017</span> <i title="IEEE"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/tkavdbdqwvbtlcel4x6hdw4kmy" style="color: black;">2017 23rd International Conference on Virtual System &amp; Multimedia (VSMM)</a> </i> &nbsp;
To assess the impact of OPUS compression on spatial audio a number of subjective listening tests were carried out.  ...  In order to evaluate localization accuracy of compressed audio a number of fixed and dynamic (moving vertically and horizontally) source positions were selected for the test samples.  ...  Boland and Enda Bates (Trinity College Dublin) for advice and input relating to spatial audio and ambisonic encoding quality.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/vsmm.2017.8346301">doi:10.1109/vsmm.2017.8346301</a> <a target="_blank" rel="external noopener" href="https://dblp.org/rec/conf/vsmm/NarbuttOASH17.html">dblp:conf/vsmm/NarbuttOASH17</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/b7o7o2dvpbbohjvyy6cqhlcdm4">fatcat:b7o7o2dvpbbohjvyy6cqhlcdm4</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20200323075851/https://arrow.tudublin.ie/cgi/viewcontent.cgi?article=1227&amp;context=scschcomcon" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/39/5c/395c6daba33a0de05b7ae2f02b927c0bbcc5f17a.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1109/vsmm.2017.8346301"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> ieee.com </button> </a>

A Tool For Audio Quality Evaluation Under Hostile Environment

Akhil Kumar Arya, Jagdeep Singh Lather, Lillie Dewan
<span title="2008-03-26">2008</span> <i title="Zenodo"> Zenodo </i> &nbsp;
In this paper is to evaluate audio and speech quality with the help of Digital Audio Watermarking Technique under the different types of attacks (signal impairments) like Gaussian Noise, Compression Error  ...  Objective models, based on human perception, were developed to predict the results of subjective tests.  ...  In the following, we will briefly introduce subjective, signal based objective and parameters-based objective speech quality evaluation methods. 1) Signal Based Methods: Signal-based methods use the  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.5281/zenodo.1079528">doi:10.5281/zenodo.1079528</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/csecnfbrlbfwdghcjk3s2mtoni">fatcat:csecnfbrlbfwdghcjk3s2mtoni</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20201225233335/https://zenodo.org/record/1079528/files/12615.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/15/02/150226db254c380d3b435301130fd63d9d9f4e5a.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.5281/zenodo.1079528"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="unlock alternate icon" style="background-color: #fb971f;"></i> zenodo.org </button> </a>

A self-similarity approach to repairing large dropouts of streamed music

Jonathan Doherty, Kevin Curran, Paul Mckevitt
<span title="2013-06-01">2013</span> <i title="Association for Computing Machinery (ACM)"> <a target="_blank" rel="noopener" href="https://fatcat.wiki/container/xdpft7x43zeqnbvjpgywfvawym" style="color: black;">ACM Transactions on Multimedia Computing, Communications, and Applications (TOMCCAP)</a> </i> &nbsp;
The primary objectives are to match the current section of a song being received with previous sections while identifying incomplete sections and determining replacements based on previously received portions  ...  Traditional communications techniques for error mitigation perform poorly and in a bandwidth inefficient manner in the presence of such large-scale defects in a digital audio stream.  ...  Any random objects can be taken as the initial centroids or the first k objects in sequence can be defined as the initial centroids.  ... 
<span class="external-identifiers"> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1145/2487268.2487273">doi:10.1145/2487268.2487273</a> <a target="_blank" rel="external noopener" href="https://fatcat.wiki/release/qmrzras3jfdmfprhfelrlk3jhm">fatcat:qmrzras3jfdmfprhfelrlk3jhm</a> </span>
<a target="_blank" rel="noopener" href="https://web.archive.org/web/20170922223950/http://uir.ulster.ac.uk/26991/1/ACMTOMCCAP_Printed_Version.pdf" title="fulltext PDF download" data-goatcounter-click="serp-fulltext" data-goatcounter-title="serp-fulltext"> <button class="ui simple right pointing dropdown compact black labeled icon button serp-button"> <i class="icon ia-icon"></i> Web Archive [PDF] <div class="menu fulltext-thumbnail"> <img src="https://blobs.fatcat.wiki/thumbnail/pdf/b6/ab/b6ab5e155314fb753a5691e7c691cf1de619603e.180px.jpg" alt="fulltext thumbnail" loading="lazy"> </div> </button> </a> <a target="_blank" rel="external noopener noreferrer" href="https://doi.org/10.1145/2487268.2487273"> <button class="ui left aligned compact blue labeled icon button serp-button"> <i class="external alternate icon"></i> acm.org </button> </a>
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