Τμήμα Πληροφορικής / Department of Computer Science: Recent submissions
Now showing items 781-800 of 1952
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Modeling the implications of DRAM failures and protection techniques on datacenter TCO
(IEEE Computer Society, 2015)Total Cost of Ownership (TCO) is a key optimization metric for the design of a datacenter. This paper proposes, for the first time, a framework for modeling the implications of DRAM failures and DRAM error protection ...
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Indoor localization accuracy estimation from fingerprint data
(Institute of Electrical and Electronics Engineers Inc., 2017)The demand for indoor localization services has led to the development of techniques that create a Fingerprint Map (FM) of sensor signals (e.g., magnetic, Wi-Fi, bluetooth) at designated positions in an indoor space and ...
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ACCES: Offline accuracy estimation for fingerprint-based localization
(Institute of Electrical and Electronics Engineers Inc., 2017)In this demonstration we present ACCES, a novel framework that enables quality assessment of arbitrary fingerprint maps and offline accuracy estimation for the task of fingerprint-based indoor localization. Our framework ...
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AsTeRICS - Towards a rapid integration construction set for assistive technologies
(2011)Objective. Nowadays, a considerable number of AT devices based on information and communication technologies has become available. These devices often ask for adaptation of software and/or hardware to fit the user's ...
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Memory array protection: Check on read or check on write?
(2013)This work introduces Check-on-Write: a memory array error protection approach that enables a trade-off between a memory array's fault-coverage and energy. The presented approach checks for error in a value stored in an ...
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Addressing network survivability issues by finding the K-best paths through a trellis graph
(IEEE, 1997)Due to the increasing reliance of our society on the timely and reliable transfer of large quantities of information (such as voice, data, and video) across high speed communication networks, it is becoming important for ...
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Sub-optimal solutions to track detection problem using graph theoretic concepts
(1997)This paper demonstrates how the problem of tracking targets, which appear as either straight or curved lines in two-dimensional display images (or data images) can be formulated in terms of a directed weighted graph model ...
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De novo drug design using multiobjective evolutionary graphs
(2009)Drug discovery and development is a complex, lengthy process, and failure of a candidate molecule can occur as a result of a combination of reasons, such as poor pharmacokinetics, lack of efficacy, or toxicity. Successful ...
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Molecular optimization using computational multi-objective methods
(2007)Improving the profile of a molecule for the drug-discovery process requires the simultaneous optimization of numerous, often competing objectives. Traditionally, standard chemo-informatics methods ignored this problem and ...
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A virtual emergency telemedicine serious game in medical training: A quantitative, professional feedback-informed evaluation study
(2015)Background: Serious games involving virtual patients in medical education can provide a controlled setting within which players can learn in an engaging way, while avoiding the risks associated with real patients. Moreover, ...
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Optimal graph design using a knowledge-driven multi-objective evolutionary graph algorithm
(2009)Designing appropriate graphs is a problem frequently occurring in several common applications ranging from designing communication and transportation networks to discovering new drugs. More often than not the graphs to be ...
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Cover-ability: Consistent versioning in asynchronous, fail-prone, message-passing environments
(Institute of Electrical and Electronics Engineers Inc., 2016)An object type characterizes the domain space and the operations that can be invoked on an object of that type. In this paper we introduce a new property for concurrent objects, we call coverability, that aims to provide ...
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On the practicality of atomic MWMR register implementations
(2012)In this work we conduct an experimental performance evaluation of four MWMR atomic register implementations: SFW from [8], APRX-SFW and CWFR from [11], and SIMPLE (the generalization of [5] in the MWMR environment). We ...
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On the efficient use of multiple channels by single-receiver clients in wireless data broadcasting
(2014)This letter proposes an adaptive wireless push system for wireless data broadcasting environments, where multiple channels are available for broadcasting data from a broadcast server to a large number of mobile clients. ...
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The effect of color correction of endoscopy images for quantitative analysis in endometrium
(2005)The objective of this study was to develop a standardized protocol for the capturing and analysis of endoscopy digital images for subsequent use in a Computer Aided Diagnosis (CAD) system in gynaecological cancer. Images ...
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Net-dbx: A web-based debugger of MPI programs over low-bandwidth lines
(2001)This paper describes Net-dbx, a tool that utilizes Java and other World Wide Web tools for the debugging of MPI programs from anywhere in the Internet. Net-dbx is a source-level interactive debugger with the full power of ...