Searched for: department%3A%22Web%255C+Information%255C+Systems%22
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van Kortenhof, B.L. (author)
Recommender systems help users explore a large data set by proposing items in that data set that the system expects to be of interest to that user. The use of context, information that describes in which situation a user interacts with the recommender system, has shown to increase the effectiveness of recommender systems in several domains. In...
master thesis 2017
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Hameete, P.A. (author)
Large volumes of data are produced, published and exchanged over the Internet. Such data is often in a semi-structured format which is typically irregular and therefore challenging to analyze. High-level data analysis languages are built on top of implicit parallel data processing platforms that handle distribution of computations and data....
master thesis 2016
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Steenstra, C.T. (author)
The widespread adoption of computer technologies fundamentally re-shaped the way companies operate. A deluge of systems and applications now support the daily activities of employees and managers alike, thus increasing the amount, value, and sensibleness of available data. This abundance of data provides new opportunities for applications...
master thesis 2016
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Cheung, L.Y. (author)
Gamification techniques are used in enterprises to support employees' engagement with computer-mediated business processes. The potential effectiveness of the incentives brought by gamification techniques are, however, not equally appealing to individuals. To better understand when gamification can be an effective engagement aid, it is important...
master thesis 2016
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Abcouwer, F.C.A. (author)
Human computation platforms offer requesters the possibility to outsource human intelligence tasks or HITs to large amounts of workers around the world. Researching the various aspects of HIT design has the potential to improve the human computation experience for both requesters and workers. This thesis researches the relationship between...
master thesis 2015
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Dokter, E. (author)
Accidents, malfunctioning matrix signs, oil on the road and a bridge that is not able to close are examples of traffic events that happen every day on the Dutch roads. In the Netherlands we are able to measure traffic speeds and calculate travel times on highways and most important secondary roads using a network of connected traffic measuring...
master thesis 2015
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Brenkman, C.F. (author)
Anomaly (or outlier) detection techniques can be used to find occurrences in data that are surprising or unusual, arousing the suspicion of being generated by an aberrant mechanism. A collective anomaly is a collection of data instances of which the individual data instances may not be anomalies by themselves, but their occurrence together is...
master thesis 2015
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Van der Voort, H. (author)
Paying at an online shop is easy for a shopper but the process behind it can become rather complex. The actual transaction travels through the systems of multiple different stakeholders like processors, banks and payment schemes. Multiple available stakeholders allow for optimizations. This work focuses on optimization of transaction routing...
master thesis 2015
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Guijt, D.J. (author)
One of the standard features of today’s major Web search engines are query suggestions, which aid the user in the formulation of their search queries. Over the years, a number of different approaches have been proposed that have com- monly been evaluated in the standard Web search setting. In this thesis, we build a query suggestion pipeline...
master thesis 2014
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Titos Bolivar, C. (author)
Over the last few years, social media have become part of the daily life of many people, leading scientists to study their users and the data they produce in numerous contexts. For instance, geo-enabled social media provide us with the means to study the dynamics and features of large geographical areas. In this thesis, our goal is to leverage...
master thesis 2014
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Post, F. (author)
Twitter is one of the most popular social media platforms nowadays with more than 500 million tweets being send on a daily basis. A great variety of topics is discussed on Twitter and health has become a widely mentioned topic on Twitter. Users share updates regarding their own personal health situation and they use Twitter to look up health...
master thesis 2014
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Tijhuis, L.J. (author)
In this thesis we did research on context-based spellchecking approaches for the Dutch language. Context-based approaches enable the detection of real-word spelling errors by using the context in which the errors occur. We also assessed if we could improve the ranking of replacement candidates by using the context. To be able to measure the...
master thesis 2014
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Bijl, B. (author)
In this thesis a closed RDF data production platform is presented that is highly configurable. The use of Named Graphs supports a modularized ontology and a detailed provenance of the multi-user knowledge data. It is designed and configured for the Systems Engineering context of ship building industry partnership Integraal Samenwerken. The...
master thesis 2014
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Van Sambeek, S.P. (author)
Digitised Cultural Heritage Objects like pictures, video and audio are hard to retrieve without metadata like annotations describing what is depicted or the events which take place. Unfortunately the creation of this metadata is quite a slow and lengthy process, especially when this needs to be done in a qualitative manner. So the question...
master thesis 2013
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Langerak, T. (author), Walterbos, A.T. (author)
The Bachelor Project assignment of internet startup Magnet.me, fulfilled by Tiddo Langerak and Alex Walterbos, consisted of the replacement of the IT infrastructure in the company. Before designing the new system, the old system was analyzed. Based on this analysis, a list of requirements was formed. The system has been designed so that it...
bachelor thesis 2013
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Doekemeijer, N.A. (author), Steenstra, C.T. (author)
This project, conducted as part of the TU Delft Computer Science Bachelor program, involves the design and implementation of the Bluerise OTEC assessment tool. The tool builds upon a prototype and should integrate with the Bluerise assessment toolkit. The development of this project has been carried out in roughly three stages. This report will...
bachelor thesis 2013
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Deloo, C.P.P. (author)
Different evaluation techniques can be used in order to assess the quality of a multi-label classification task. The most commonly used performance measures in classification are the classic information retrieval notions of precision and recall. These measures assume independence between the target labels meaning that the assignment of a label...
master thesis 2013
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Krijgsman, M.R. (author)
The term Social Web is often used to describe a wide range of websites. So much so, that the term has become meaningless to many. This research shows what makes a website social and which functionalities these websites can be expected to offer to users. This is achieved by formulating a definition of the Social Web, a categorization of the...
master thesis 2013
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Peters, A. (author)
Coaches are using video analysis to evaluate the performance of a team in field hockey. Events with the ball are tagged and saved in a match annotation file, which is used to lookup video fragments. The match annotation enables a coach to lookup and to evaluate single moments of the match but doesn't provide a coach insight in the tactic. Tactic...
master thesis 2012
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Chan, Y.H. (author)
This report describes the design and development of a dashboard that visualizes OnLine Analytical Processing information. Users are able to navigate through the information using touch-based gestures. The source of the information is a Customer Relationship Management tool. This information is made accessible using a Data Warehouse and a Data...
master thesis 2012
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