Tomonari Kamba

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Most online advertisement systems in place today use the concept of consumer targeting: Each user is identified and, according to his or her system setup, browsing habits and available off-line information, categorized in order to customize the advertisements for highest user responsiveness. This constant monitoring of a user's online habits, together with(More)
This paper describes techniques for maximizing the efficient use of small screen space by combining delayed response with semi-transparency of control objects ("widgets") and on-screen text. Most research on the limitations of small display screens has focused on methods for optimizing concurrent display of text and widgets at the same level of transparency(More)
This paper describes the development of a streaming advertisement delivery system that controls the insertion of streaming advertisements into streaming content.Conventional personalization techniques lack a time-control function for advertisement insertion, so the advertisement exposure for each user access can become excessive, much to the annoyance of(More)
This paper proposes a method to present personalized information effectively using multiple anthropomorphous agents that know the user's preferences. Conventionally, techniques such as filtering and sorting are used to show the information customized for each user, but it is difficult to naturally reflect human multi-dimensional preferences in such a(More)
Life logging has been a prominent research concern in recent years with the invention of wearable life capture gadgets and it has played a significant role in some situations such as helping Alzheimer disease patients. However, at the same time, it has raised privacy concerns among ordinary people. At present, life log devices are pervasively capturing(More)