Sökning: "Fernando Pereira"

Hittade 3 avhandlingar innehållade orden Fernando Pereira.

  1. 1. Paradigms for Real-Time Video Communication and for Video Distribution

    Författare :Ermin Kozica; W. Bastiaan Kleijn; Fernando Pereira; KTH; []
    Nyckelord :TECHNOLOGY; TEKNIKVETENSKAP;

    Sammanfattning : The use of new information technologies has drastically changed the way that we lead our lives. Communication technologies in particular have had a great impact on our day-to-day behavior. LÄS MER

  3. 2. Football on mobile phones : algorithms, architectures and quality of experience in streaming video

    Författare :Jiong Sun; Haibo Li; Fernando Pereira; Umeå universitet; []
    Nyckelord :Electrical engineering; Quality of Experience; Wyner-Ziv coding; Universal Multimedia Access; motion estimation; Dynamic Programming; traffic prediction; utility function; vibrotactile; Elektroteknik; elektronik och fotonik; Electronics; elektronik;

    Sammanfattning : In this thesis we study algorithms and architectures that can provide a better Quality of Experience (QoE) for streaming video systems and services. With cases and examples taken from the application scenarios of football on mobile phones, we address the fundamental problems behind streaming video services. LÄS MER

  4. 3. Generating Optimized and Secure Binary Code

    Författare :Rodothea Myrsini Tsoupidi; Elena Troubitsyna; Panagiotis Papadimitratos; Fernando Magno Quintão Pereira; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; constraint programming; code optimization; secure compilation; side-channel attacks; code-reuse attacks; software security; villkorsprogrammering; kodoptimering; säker kompilering; sidokanalsattacker; kodåteranvändningsattacker; mjukvarusäkerhet; Informations- och kommunikationsteknik; Information and Communication Technology; Informations- och kommunikationsteknik; Information and Communication Technology;

    Sammanfattning : The increased digitalization of modern societies has resulted in a proliferation of a broad spectrum of embedded devices, ranging from personal smartphones and heart pacemakers to large-scale industrial IoT systems. Since they often handle various sensitive data, these devices increasingly become the targets of cyberattacks that threaten the integrity of personal data, financial security, and sometimes even people’s safety. LÄS MER