تصفح Computer Science & Engineering حسب العنوان
السجلات المعروضة 1846 -- 1865 من 2429
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Q-Map Application for Enrichment of a Mobile Directory Assistance Service
( NCCIT 2010 , 2010 , Article)The project described in this paper involves designing and developing a mobile map application, called the Qatar Map (Q-Map), which supports a telephone directory assistance service that runs over the terrestrial cellular ... -
QDRL: QoS-Aware Deep Reinforcement Learning Approach for Tor's Circuit Scheduling
( IEEE Computer Society , 2022 , Article)Tor is a popular anonymity network adopted by more than two million users to preserve their privacy. Tor was mainly developed as a low-latency network to support interactive web browsing and messaging applications. However, ... -
QoE-aware distributed cloud-based live streaming of multisourced multiview videos
( Academic Press , 2018 , Article)Video streaming is one of the most prevailing and bandwidth consuming Internet applications today. Advancements in technology and prevalence of video capturing devices result in massive multi-sourced (aka crowdsourced) ... -
QoE-Aware Resource Allocation for Crowdsourced Live Streaming: A Machine Learning Approach
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference)Driven by the tremendous technological advancement of personal devices and the prevalence of wireless mobile network accesses, the world has witnessed an explosion in crowdsourced live streaming. Ensuring a better viewers ... -
QoS dependency modeling for composite systems
( Institute of Electrical and Electronics Engineers , 2018 , Article)Software as a service is a well accepted software deployment and distribution model that has grown exponentially in the last few years. One of the biggest benefits of SaaS is the automated composition of different services ... -
QoS optimization for cloud service composition based on economic model
( Springer Verlag , 2015 , Conference)Cloud service composition is usually long term based and economically driven. Services in cloud computing can be categorized into two groups: Application services and Computing Services. Compositions in the application ... -
QoS provision for vehicle big data by parallel transmission based on heterogeneous network characteristics prediction
( Academic Press Inc. , 2022 , Article)Multipath parallel transmission has become an important research direction to improve big data transmission efficiency of connected vehicles. However, due to the heterogeneity and time-varying characteristics of parallel ... -
QoS-Aware Reliable Traffic Prediction Model under Wireless Vehicular Networks
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference)With the continuous progress of communication quality, the wireless vehicular networks (WVN) will surely be-come an inevitable part of future smart cities. Inside WVN where context is complicated and stochastic, quality ... -
QR2: A third-party query reranking service over web databases
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference)The ranked retrieval model has rapidly become the de-facto way for search query processing in web databases. Despite the extensive efforts on designing better ranking mechanisms, in practice, many such databases fail to ... -
QRS Complexes Classification Using Dictionary Learning and Pietra Index
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference)In this study, an algorithm for arrhythmia classification that conforms to the recommended practice by the Association for the Advancement of Medical Instrumentation (AAMI) is presented. Our approach efficiently exploits ... -
QU at TREC-2013: Expansion Experiments for Microblog Ad hoc Search
( National Institute of Standards and Technology (NIST) , 2013 , Conference)In the first appearance of Qatar University (QU) at Text REtrieval Conference (TREC), our submitted microblog runs explored different ways of expanding the context of both queries and tweets to overcome the sparsity and ... -
QU at TREC-2014: Online Clustering with Temporal and Topical Expansion for Tweet Timeline Generation
( National Institute of Standards and Technology (NIST) , 2014 , Conference)In this work, we present our participation in the microblog track in TREC-2014, building upon our first participation last year. We present our approaches for the two tasks of this year: temporally-anchored ad-hoc search ... -
QU at TREC-2015: Building Real-Time Systems for Tweet Filtering and Question Answering
( National Institute of Standards and Technology (NIST) , 2015 , Conference)This paper presents our participation in the microblog and LiveQA tracks in TREC-2015. Both tracks required building a "real-time" system that monitors a data stream and responds to users' information needs in real-time. ... -
QU-BIGIR at SemEval 2017 Task 3: Using Similarity Features for Arabic Community Question Answering Forums
( Association for Computational Linguistics (ACL) , 2017 , Conference)In this paper, we describe our QU-BIGIR system for the Arabic subtask D of the SemEval 2017 Task 3. Our approach builds on our participation in the past version of the same subtask. This year, our system uses different ... -
QU-GM: An IoT Based Glucose Monitoring System from Photoplethysmography, Blood Pressure, and Demographic Data Using Machine Learning
( Institute of Electrical and Electronics Engineers Inc. , 2024 , Article)Patients with hyperglycemia require routine glucose monitoring to effectively treat their condition. We have developed a lightweight wristband device to capture Photoplethysmography (PPG) signals. We collected PPG signals, ... -
QU-IR at SemEval 2016 Task 3: Learning to rank on Arabic community question answering forums with word embedding
( Association for Computational Linguistics (ACL) , 2016 , Conference)Resorting to community question answering (CQA) websites for finding answers has gained momentum in the past decade with the explosive rate at which social media has been proliferating. With many questions left unanswered ... -
Qualitative economic model for long-term IaaS composition
( Springer Verlag , 2016 , Conference)We propose a new qualitative economic model based optimization approach to compose an optimal set of infrastructure service requests over a long-term period. The economic model is represented as a temporal CP-Net to capture ... -
Quality of Coverage: A Novel Approach to Coverage for Mobile Crowd Sensing Systems
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference)Mobile Crowd Sensing (MCS) is an effective paradigm that utilizes the crowd as an extended instrument for the purpose of collecting data. However, utilizing the crowd comes with the risks stemming from the crowd's ... -
Quality of sustainability optimization design for mobile ad hoc networks in disaster areas
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference)During a disaster, communication systems are partially (or completely) interrupted with very limited resources due to infrastructures destruction and hence the lack of essential services. Meanwhile, the demand for communication ... -
Quantifying caching effects in urban VANETs
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference)Most applications in urban Vehicular Ad hoc NETworks (VANETs) rely on information sharing, such as real-Time traffic information queries, advertisements, etc. However, existing data dissemination techniques cannot guarantee ...
