Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Vehkaperä, Janne"'
Autor:
Anttonen, Antti, Apilo, Olli, Aurinsalo, Jouko, Boumard, Sandrine, Chen, Xianfu, Chen, Tao, Dufva, Tommi, Evesti, Antti, Hekkala, Atso, Hiivala, Mikko, Horsmanheimo, Seppo, Höyhtyä, Marko, Järvensivu, Pertti, Kim, Haesik, Kotelba, Adrian, Maskey, Niwas, Matinmikko, Marja, Mustonen, Miia, Mämmelä, Aarne, Mämmelä, Olli, Ojanperä, Tiia, Paaso, Henna, Palola, Marko, Pinola, Jarno, Piri, Esa, Rautio, Teemu, Ruponen, Sami, Sten, Johan, Suomalainen, Jani, Tuomimäki, Lotta, Vehkaperä, Janne
Publikováno v:
Lasanen, M (ed.), Anttonen, A, Apilo, O, Aurinsalo, J, Boumard, S, Chen, X, Chen, T, Dufva, T, Evesti, A, Hekkala, A, Hiivala, M, Horsmanheimo, S, Höyhtyä, M, Järvensivu, P, Kim, H, Kotelba, A, Maskey, N, Matinmikko, M, Mustonen, M, Mämmelä, A, Mämmelä, O, Ojanperä, T, Paaso, H, Palola, M, Pinola, J, Piri, E, Rautio, T, Ruponen, S, Sten, J, Suomalainen, J, Tuomimäki, L & Vehkaperä, J 2015, Critical technologies towards 5G : Research Results Report . VTT Technical Research Centre of Finland . < https://publications.vtt.fi/julkaisut/muut/2015/Critical_technologies_towards_5G.pdf >
Research and development of the fifth generation (5G) mobile networks has started strongly and European Commission sees that "5G will be the very backbone of the new digital economy." This report presents many example research results obtained in VTT
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::de20c23f3d21909ab9cdd5fffe9387f0
https://cris.vtt.fi/en/publications/c6ad1c12-216c-480d-9e98-f6615a7f8309
https://cris.vtt.fi/en/publications/c6ad1c12-216c-480d-9e98-f6615a7f8309
Publikováno v:
Bergeron, C, Iacobelli, L, Piri, E & Vehkaperä, J 2015, ' Cross-layer signalling support for adaptive video encoding and transmission ', 24th European Conference on Networks and Communications, EuCNC 2015, Paris, France, 29/06/15-2/07/15 .
Following the joint source and channel coding paradigm, we propose an application controlling strategy to allow fast adaptation of multimedia transmission to the impairments of an IP wireless network by using a new cross-layer signalling architecture
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::e67ba47dee1a8f0338732d0e210d5fe4
https://cris.vtt.fi/en/publications/c2e6d296-920c-407b-a2fd-0d0c715b8809
https://cris.vtt.fi/en/publications/c2e6d296-920c-407b-a2fd-0d0c715b8809
Autor:
Bokor, László, Panza, Gianmarco, Vehkaperä, Janne, Iacobelli, Lorenzo, Piri, Esa, Mazzotti, Matteo, Lecroart, Benoît, Martini, Maria
Publikováno v:
Bokor, L, Panza, G, Vehkaperä, J, Iacobelli, L, Piri, E, Mazzotti, M, Lecroart, B & Martini, M 2013, Cross-layer Optimized Delivery for Interactive Multimedia Healthcare Services : The CONCERTO Architecture . in 2013 Future Network and Mobile Summit, FuNeMS 2013 . IEEE Institute of Electrical and Electronic Engineers, Piscataway, Future Network and Mobile Summit, FuNeMS 2013, Lisbon, Portugal, 3/07/13 . < http://hdl.handle.net/10890/5198 >
The provision of telemedicine services requires the usage of advanced and reliable communication techniques to offer diagnostically acceptable Quality of Experience (QoE) in the delivery of biomedical data between distant locations either using wirel
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::7ded0c13898ff298a57a45ac8bac716c
https://cris.vtt.fi/en/publications/c21748f8-3382-496e-ab6d-99a1eb7825ec
https://cris.vtt.fi/en/publications/c21748f8-3382-496e-ab6d-99a1eb7825ec
Publikováno v:
Vehkaperä, J, Ojutkangas, O, Myllyniemi, M & Tomperi, S 2012, Dash-based approach for delivery of automatic video summaries . in Proceedings : 19th International Conference on Systems, Signals and Image Processing, IWSSIP 2012 . IEEE Institute of Electrical and Electronic Engineers, pp. 308-311, 19th International Conference on Systems, Signals and Image Processing, IWSSIP 2012, Vienna, Austria, 11/04/12 . < https://ieeexplore.ieee.org/document/6208135 >
The popularity of smart mobile devices has increased both the amount and consumption of media content using mobile devices. This has created a need for services which can provide short summaries of certain content (e.g. highlights of a sport event) e
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::d26979d7e0d7e9aa0579e0d972805e7d
https://cris.vtt.fi/en/publications/36ecf075-9ad4-47dd-8f29-43b41a5df5c4
https://cris.vtt.fi/en/publications/36ecf075-9ad4-47dd-8f29-43b41a5df5c4
Autor:
Uitto, Mikko, Vehkaperä, Janne
Publikováno v:
Uitto, M & Vehkaperä, J 2011, Video quality assurance for SVC in peer-to-peer streaming . in Proceedings : Third International Conference on Advances in P2P Systems, AP2PS 2011 . International Academy, Research, and Industry Association IARIA, pp. 53-58, Third International Conference on Advances in P2P Systems, AP2PS 2011, Lisbon, Portugal, 20/11/11 . < http://www.thinkmind.org/index.php?view=article&articleid=ap2ps_2011_3_20_30024 >
The Scalable Video Coding (SVC) has begun to arouse interest as a considerable alternative when streaming compressed video over wireless link. The main advantage of SVC comes with the scalability: one encoded sequence can contain multiple decodable s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::bd7f252b0d6eb0c435faf36ca15db0a2
https://cris.vtt.fi/en/publications/d10a3f97-4c79-41f3-aeeb-13c548520ee9
https://cris.vtt.fi/en/publications/d10a3f97-4c79-41f3-aeeb-13c548520ee9
Publikováno v:
Uitto, M, Vehkaperä, J & Amon, P 2010, Impact of slice size for SVC coding efficiency and error resilience . in Mobile Multimedia Communications, MobiMedia 2010 . Springer, Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, vol. 77, pp. 530-543, 6th International ICST Conference on Mobile Multimedia Communications, MOBIMEDIA 2010, Lisbon, Portugal, 6/09/10 . https://doi.org/10.1007/978-3-642-35155-6_42
Scalable Video Coding (SVC) as an extension to the H.264/AVC standard enables adaptive video transmission, where several types of sub-streams can be decoded from a single encoded stream. The same video content can be streamed to low bit rate mobile p
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::69592df48ae1f91e5be585bb5bd58cb6
https://cris.vtt.fi/en/publications/4f4d089f-315e-4109-96d5-b768abdb9d3f
https://cris.vtt.fi/en/publications/4f4d089f-315e-4109-96d5-b768abdb9d3f
Autor:
Zahariadis, Theodore, Katsigiannis, Christos, Ahola, Jari, Fracchia, Roberta, Vehkaperä, Janne, Alvarez, Federico, Filoche, Thierry, Koumaras, Harilaos
Publikováno v:
Zahariadis, T, Katsigiannis, C, Ahola, J, Fracchia, R, Vehkaperä, J, Alvarez, F, Filoche, T & Koumaras, H 2010, Efficient streaming in future internet . in G Tselentis, A Galis, A Gavras, S Krco, V Lotz, E Simperl, B Stiller & T Zahariadis (eds), Towards the Future Internet : Emerging Trends from European Research . IOS Press, pp. 237-246 . https://doi.org/10.3233/978-1-60750-539-6-237
The Future Internet is not envisaged to be simply a faster way to go online. What is expected to fundamentally change the way that people use the Internet is the ability to produce, and seamlessly deliver and share their own multimedia content. In th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::5da9e47964372733c651def980f36c2d
https://cris.vtt.fi/en/publications/4d444753-16aa-4d02-967b-892e6054fc26
https://cris.vtt.fi/en/publications/4d444753-16aa-4d02-967b-892e6054fc26
Autor:
Räty, Tomi, Nieminen, Mikko, Lindholm, Mikko, Vehkaperä, Janne, Niirainen, Markus, Lehikoinen, Lassi
Publikováno v:
Räty, T, Nieminen, M, Lindholm, M, Vehkaperä, J, Niirainen, M & Lehikoinen, L 2009, Single location surveillance point . in V Rouhiainen (ed.), Scientific activities in Safety & Security 2009 . VTT Technical Research Centre of Finland, pp. 20-21 . < http://www.vtt.fi/inf/julkaisut/muut/2009/SafetySecurityReview09.pdf >
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::43469f65d8c964d72dd051cec120c700
https://cris.vtt.fi/en/publications/750eb293-d8ba-453d-ac32-df418b0da940
https://cris.vtt.fi/en/publications/750eb293-d8ba-453d-ac32-df418b0da940
Autor:
Lamy-Bergot, Catherine, Martini, Maria, Feher, Gábor, Chiani, Marco, Hanzo, Lajos, Panza, Gianmarco, Vehkaperä, Janne, Amon, Peter, Hammes, Pierre, Jeney, Gábor
Publikováno v:
Lamy-Bergot, C, Martini, M, Feher, G, Chiani, M, Hanzo, L, Panza, G, Vehkaperä, J, Amon, P, Hammes, P & Jeney, G 2008, Optimisation of Multimedia over wireless IP links via X layer design . in J Huusko & T Fräntti (eds), Proceedings MobiMedia 2008 . ICST, 4th International Mobile Multimedia Communications Conference, Oulu, Finland, 7/07/08 .
Following the path opened by FP6 IST PHOENIX project which was shown allowing an optimised allocation of resources for multimedia transmission over wired/wireless links in a joint source-channel coding approach for unicast transmissions, OPTIMIX proj
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::f2e77c0218f5958dc27940c99a67b5f5
https://cris.vtt.fi/en/publications/05270352-d2fb-48ef-b5c9-d9b3332d6625
https://cris.vtt.fi/en/publications/05270352-d2fb-48ef-b5c9-d9b3332d6625
Publikováno v:
Vehkaperä, J, Myllyniemi, M & Peltola, J 2007, Fuzzy logic-based cross-layer controller for scalable video streaming . in Proceedings of the IASTED European Conference on Internet and Multimedia Systems and Applications 2007 . Acta Press, Anaheim, CA, USA, pp. 190-195, IASTED European Conference on Internet and Multimedia Systems and Applications, Chamonix, France, 14/03/07 .
In this paper, we propose a fuzzy logic-based application layer controlling algorithm for scalable video streaming to adjust the bit rate of transmitted video utilizing cross-layer feedback information collected from the physical, network, and applic
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::39277cae4f006f2d5f8c0dd5087f3c2e
https://cris.vtt.fi/en/publications/2704fe19-9c0e-4095-8c87-498f3a6e399b
https://cris.vtt.fi/en/publications/2704fe19-9c0e-4095-8c87-498f3a6e399b