Sökning: "voice calls"

Visar resultat 16 - 20 av 89 uppsatser innehållade orden voice calls.

1. 16. Open for whose benefit? Exploring assumptions, power relations and development paradigms framing the GIZ Open Resources Incubator (ORI) pilot for open voice data in Rwanda

   Master-uppsats, Malmö universitet/Fakulteten för kultur och samhälle (KS)

   Författare :Daniel Brumund; [2020]
   Nyckelord :Big data; Open development; Datafication; Crowdsourcing; Rwanda;

   Sammanfattning : Since February 2019, the Kigali-based start-up Digital Umuganda has been coordinating the crowdsourcing of the first openly available voice dataset for Rwanda’s official language Kinyarwanda. This process originated from a pilot project of the Open Resources Incubator (ORI), an emergent service designed by GIZ staff and the author as consultant. LÄS MER

3. 17. Automatic Speech Quality Assessment in Unified Communication : A Case Study

   Master-uppsats, Linköpings universitet/Programvara och system

   Författare :Kevin Larsson Alm; [2019]
   Nyckelord :speech; voice; communication; qoe; quality of experience; unified communication; uc; speech quality assessment; speech quality; voice calls; gaussian mixture model; gmm; gaussian mixture regression; gmr; mel frequency cepstrum coefficients; mfcc; human feature cepstrum coefficients; hfcc; gammatone frequency cepstral coefficients; gfcc;

   Sammanfattning : Speech as a medium for communication has always been important in its ability to convey our ideas, personality and emotions. It is therefore not strange that Quality of Experience (QoE) becomes central to any business relying on voice communication. LÄS MER

4. 18. Developing Trust in Sharing Rental Economy through Virtual Reality 360° Video

   Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

   Författare :Narendra Singh; [2019]
   Nyckelord :House rentals; Virtual Reality; Immersive VR Environment; Meetings; Video Conferencing; Trust; 360° Video;

   Sammanfattning : Students, especially international ones have a hard time seeking accommodation in big cities like Stockholm in Sweden at an adequate pricing. To facilitate such a search process and to create a sense of trust, tenants and landlords use video and/or voice calls for early communication with one another. LÄS MER

5. 19. Analyzing VoIP connectivity and performance issues

   Kandidat-uppsats,

   Författare :Mehenni Sadaoui; [2019]
   Nyckelord :VoIP; connectivity and performance issues; call quality; packet traces.;

   Sammanfattning : The appearance of Voice over IP (VoIP) revolutionized the telecommunications word, this technology delivers voice communications over the internet protocol (IP) networks instead of the public switched telephone network (PSTN), calls can be made between two VoIP phones as well as between a VoIP phone and an analog phone connected to a VoIP adapter [1]. The use of this technology gives access to more communication options compared to the conventional telephony but the users face different problems, mostly connectivity and performance issues related to different factors such as latency and jitter [2], these factors affect directly the call quality and can result in choppy voice, echoes, or even in a call failure. LÄS MER

7. 20. Detecting SQL Injection Attacks in VoIP using Real-time Deep Packet Inspection : Can a Deep Packet Inspection Firewall Detect SQL Injection Attacks on SIP Traffic with Reasonable Performance?

   Master-uppsats, Linköpings universitet/Institutionen för datavetenskap

   Författare :Linus Sjöström; [2019]
   Nyckelord :DPI SQL;

   Sammanfattning : The use of the Internet has increased over the years, and it is now an integral part of our daily activities, as we often use it for everything from interacting on social media to watching videos online. Phone calls nowadays tend to use Voice over IP (VoIP), rather than the traditional phone networks. LÄS MER