Sökning: "content filtering"

Visar resultat 1 - 5 av 19 avhandlingar innehållade orden content filtering.

1. 1. Individual Information Adaptation Based on Content Description

   Författare :Erik Oskar Wallin; KTH; []
   Nyckelord :metadata; semantic web; personalization; information adaptation; one-to-one marketing; evaluation; optimization; personification; customization; individualization; internet; content filtering; automation;

   Sammanfattning : Today’s increasing information supply raises the needfor more effective and automated information processing whereindividual information adaptation (personalization) is onepossible solution. Earlier computer systems for personalizationlacked the ability to easily define and measure theeffectiveness of personalization efforts. LÄS MER

3. 2. Breaking digital firewalls : analyzing internet censorship and circumvention in the arab world

   Författare :Walid Al-saqaf; Stig-Arne Nohrstedt; Åke Grönlund; Naomi Sakr; Örebro universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Internet censorship; filtering; circumvention; Alkasir; Arab Spring; free speech; liberation technology; authoritarianism; freedom of expression; Media and Communication Studies; Medie- och kommunikationsvetenskap;

   Sammanfattning : This dissertation explores the role of Internet censorship and circumvention in the Arab world as well as Arabs’ views on the limits to free speech on the Internet.The project involves the creation of an Internet censorship circumvention tool named Alkasir that allows users to report and access certain types of censored websites. LÄS MER

4. 3. Algorithms and Representations for Personalised Information Access

   Författare :Rickard Cöster; Lars Asker; Haym Hirsh; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Computer science; Datavetenskap;

   Sammanfattning : Personalised information access systems use historical feedback data, such as implicit and explicit ratings for textual documents and other items, to better locate the right or relevant information for individual users.Three topics in personalised information access are addressed: learning from relevance feedback and document categorisation by the use of concept-based text representations, the need for scalable and accurate algorithms for collaborative filtering, and the integration of textual and collaborative information access. LÄS MER

5. 4. Improving group communication by harnessing information from social networks and communication services

   Författare :Juwel Rana; Mikael Wiberg; Luleå tekniska universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Distribuerade datorsystem; Mobile and Pervasive Computing;

   Sammanfattning : On-line social networking and communication services are increasingly popular methods to communicate with friends, family and communities. Statistics shows that users of services like Facebook and Twitter stretches across geographical locations, professions, age groups and habits. LÄS MER

7. 5. Understanding the Role of Molybdenum on the Precipitation in PH Stainless Steels

   Författare :MARCUS ANDERSSON; Chalmers tekniska högskola; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; silicon; Precipitation; ageing; EFTEM; molybdenum; atom probe.; martensitic PH stainless steel;

   Sammanfattning : The main part of the present work concerns studies of the influence of molybdenum on the microstructure of martensitic PH stainless steels, during ageing at 475°C. A short investigation of the silicon impact has also been conducted. LÄS MER