مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

video

مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

sound

مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

Persian Version

مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

View:

239
مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

Download:

91
مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

Cites:

Information Seminar Paper

Title

ADAPTIVE ALGORITHM FOR VIDEO STREAMING OVER WIRELESS NETWORKS

Pages

  -

Abstract

 VIDEO STREAMING IS GAINING POPULARITY AMONG MOBILE USERS. THE LATEST MOBILE DEVICES, SUCH AS SMART PHONES AND TABLETS, ARE EQUIPPED WITH MULTIPLE WIRELESS NETWORK INTERFACES. AT THE SAME TIME, ACCESSING THE INTERNET OVER PUBLIC WIFI AND 3G NETWORKS HAS BECOME PART OF OUR EVERYDAY LIVES. HOWEVER, STREAMING VIDEO IN WIRELESS ENVIRONMENTS IS OFTEN SUBJECT TO FREQUENT PERIODS OF REBUFFERING AND CHARACTERIZED BY LOW PICTURE QUALITY. IN PARTICULAR, ACHIEVING SMOOTH AND QUALITY-ADAPTIVE STREAMING OF LIVE VIDEO POSES A BIG CHALLENGE IN MOBILE SCENARIOS. IN ORDER TO MAINTAIN HIGH VIDEO STREAMING QUALITY WHILE REDUCING THE WIRELESS SERVICE COST, IN THIS PAPER, THE OPTIMAL VIDEO STREAMING PROCESS WITH MULTIPLE LINKS IS FORMULATED AS A MARKOV DECISION PROCESS (MDP). TO SOLVE THE MDP IN REAL TIME, WE PROPOSE AN ADAPTIVE, BEST-ACTION SEARCH ALGORITHM TO OBTAIN A SUB-OPTIMAL SOLUTION. TO EVALUATE THE PERFORMANCE OF THE PROPOSED ADAPTATION ALGORITHM, WE IMPLEMENTED A TESTBED USING THE ANDROID MOBILE PHONE AND THE SCALABLE VIDEO CODING (SVC) CODEC. BUILDING ON THE OBSERVATION THAT THE SUBJECTIVE VIDEO EXPERIENCE ON MOBILE DEVICES DECREASES WHEN QUALITY CHANGES ARE MORE FREQUENT THAN EVERY 1 TO 2 SECONDS, WE PRESENT A CLIENT-SIDE SCHEDULER THAT RETRIEVES SEGMENTS OF SEVERAL VIDEO ENCODINGS OVER HETEROGENEOUS NETWORK INTERFACES SIMULTANEOUSLY. THE RESULTS SHOW THAT OUR SCHEDULER REDUCES THE VIDEO INTERRUPTIONS AND ACHIEVES A HIGHER AND MORE STABLE AVERAGE QUALITY OVER MULTIPLE, TRULY HETEROGENEOUS WIRELESS INTERFACES.

Multimedia

  • No record.
  • Cites

  • No record.
  • References

  • No record.
  • Cite

    APA: Copy

    sayahian dehkordi, Mehran, & Bojarzadeh, Sahar. (2015). ADAPTIVE ALGORITHM FOR VIDEO STREAMING OVER WIRELESS NETWORKS. INTERNATIONAL CONFERENCE ON RESEARCH IN SCIENCE AND TECHNOLOGY. SID. https://sid.ir/paper/928813/en

    Vancouver: Copy

    sayahian dehkordi Mehran, Bojarzadeh Sahar. ADAPTIVE ALGORITHM FOR VIDEO STREAMING OVER WIRELESS NETWORKS. 2015. Available from: https://sid.ir/paper/928813/en

    IEEE: Copy

    Mehran sayahian dehkordi, and Sahar Bojarzadeh, “ADAPTIVE ALGORITHM FOR VIDEO STREAMING OVER WIRELESS NETWORKS,” presented at the INTERNATIONAL CONFERENCE ON RESEARCH IN SCIENCE AND TECHNOLOGY. 2015, [Online]. Available: https://sid.ir/paper/928813/en

    Related Journal Papers

  • No record.
  • Related Seminar Papers

  • No record.
  • Related Plans

  • No record.
  • Recommended Workshops






    Move to top
    telegram sharing button
    whatsapp sharing button
    linkedin sharing button
    twitter sharing button
    email sharing button
    email sharing button
    email sharing button
    sharethis sharing button