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Now showing items 3971-3990 of 53172
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Bilingual Cyber-aggression detection on social media using LSTM autoencoder
( Springer Nature , 2021 , Article)Cyber-aggression is an offensive behaviour attacking people based on race, ethnicity, religion, gender, sexual orientation and other traits. It has become a major issue plaguing the online social media. In this research, ... -
BIM Based Facility Condition Assessment
( Qatar Univesrity Press , 2020 , Conference Paper)Current practices of using traditional methods of managing data using spreadsheets or hard paper copies for various building data, are commonly being used during building inspection and condition assessment. Building ... -
BIM-based facility management models for existing buildings
( Kuwait University , 2021 , Article)Building Information Modeling (BIM) is mainly used for the design and construction of new buildings. However, one of the main challenges facing BIM adoption for existing or old buildings constructed without consideration ... -
Bimetallic palladium-supported halloysite nanotubes for low temperature CO oxidation: Experimental and DFT insights
( Elsevier B.V. , 2019 , Article)The design and fabrication of novel metal-supported catalysts for energy conversion and heterogeneous catalysis is a pivotal theme. Herein, we present the synthesis of bimetallic palladium nanoalloys supported on halloysite ... -
Binarization of Degraded Document Images Using Convolutional Neural Networks and Wavelet-Based Multichannel Images
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)Convolutional neural networks (CNNs) have previously been broadly utilized to binarize document images. These methods have problems when faced with degraded historical documents. This paper proposes the utilization of CNNs ... -
Binarization of degraded document images using convolutional neural networks based on predicted two-channel images
( IEEE Computer Society , 2019 , Conference Paper)Due to the poor condition of most of historical documents, binarization is difficult to separate document image background pixels from foreground pixels. This paper proposes Convolutional Neural Networks (CNNs) based on ... -
Binary blend based dye sensitized photo sensor using PCPDTBT and MEH-PPV composite as a light sensitizer
( Elsevier Ltd , 2015 , Article)In this research, we present a binary blend of two polymers, i.e., namely, poly[2,6-(4,4-bis-(2-ethylhexyl)-4H-cyclopenta [2,1-b;3,4-b′]dithiophene)-alt-4,7(2,1,3-benzothiadiazole)] (PCPDTBT) and poly[2-methoxy-5-(2-ethy ... -
Binary cobalt-iron oxides magnetic nanocomposites embedded porous carbon lawn with inherent - N doping as promising electrode material for supercapacitors and Li-ion batteries
( Elsevier B.V. , 2019 , Article)The next generation energy demands require to address the alternative energy resources and as well the energy storage technologies. The electrochemical supercapacitors and lithium ion batteries prove to be attractive devices ... -
Binary consensus in sensor motes
( IEEE , 2013 , Conference Paper)In this work, we adapt the binary consensus algorithm for use in wireless sensor networks. Binary consensus is used to allow a collection of distributed entities to reach consensus regarding the answer to a binary question ... -
Binary Si–Ge Alloys as High-Capacity Anodes for Li-Ion Batteries
( Wiley , 2020 , Article)Herein, Si–Ge binary alloy films are prepared by deposition on rough copper (Cu) foil and multiwalled carbon nanotube (MWCNT) sheets using radio frequency (RF) magnetron sputtering. The as-prepared SiGe@Cu and SiGe@MWCNT ... -
Binding energy, structural, and dielectric properties of thin film of poly(aniline-co-m-fluoroaniline)
( Institute for Ionics , 2018 , Article)Semi-transparent and conducting thin film of poly(aniline-co-m-fluoroaniline) has been synthesized by a conventional oxidative copolymerization method using an aqueous solution of aniline, m-fluoroanilne as the monomers ... -
Bio Accumulation Of Chromium, Nickel, Lead And Vanadium In Some Commercial Fish And Prawn From Qatari Waters
( Qatar University , 1997 , Article)A total of 150 fish and prawn samples representing the most economically important species were collected during 1995-96 by experimental fishing in three locations covering the coastal waters of Qatar. Fish and prawn flesh ... -
Bio self-healing concrete using MICP by an indigenous Bacillus cereus strain isolated from Qatari soil
( Elsevier , 2022 , Article)In this study, the self-healing process in concrete through microbial-induced calcium carbonate precipitation (MICP) performed by an adapted indigenous strain of Bacillus cereus isolated from soils in Qatar was investigated. ... -
Bio-Based Self-Healing Concrete for Sustainable and Durable Concrete Infrastructure
( Qatar University Press , 2023 , Conference Paper)In this study, bio-self-healing concrete was manufactured using a natural phenomenon called microbial-induced calcium carbonate precipitation (MICP). The bacillus cereus bacteria isolated from Qatari soil was used for this ... -
Bio-carrier and operating temperature effect on ammonia removal from secondary wastewater effluents using moving bed biofilm reactor (MBBR)
( Elsevier B.V. , 2019 , Article)This study investigates the impact of bio-carriers' surface area and shape, wastewater chemistry and operating temperature on ammonia removal from real wastewater effluents using Moving bed biofilm reactors (MBBRs) operated ... -
BIO-CXRNET: a robust multimodal stacking machine learning technique for mortality risk prediction of COVID-19 patients using chest X-ray images and clinical data
( Springer Science and Business Media Deutschland GmbH , 2023 , Article)Nowadays, quick, and accurate diagnosis of COVID-19 is a pressing need. This study presents a multimodal system to meet this need. The presented system employs a machine learning module that learns the required knowledge ... -
Bio-Facades; An Innovative Design Solution Towards Sustainable Architecture in Hot Arid Zones
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)The Arabian Gulf is a semi-enclosed sea with very high evaporation and low discharge rates resulting in extreme saline and thermal conditions. Additionally the system is characterized by a weak hydrodynamic flushing resulting ... -
Bio-informatic analysis of a vacuolar Na+/H+ antiporter (AlaNHX) from the salt resistant grass Aeluropus lagopoides
( Pakistan Botanical Society , 2016 , Article)Sodium-hydrogen antiporter (NHX) protein regulates the trans-membrane transport of Na+ in higher plants. Vacuolar- NHX is a type of NHX protein located on tonoplast and minimizes the accumulation of Na+ in cytoplasm by ... -
Bio-Inspired Fabrication of Ultrafiltration Membranes Incorporating Polydopamine Functionalized Graphene Oxide Nanoparticles
(2021 , Dissertation)Graphene oxide (GO) and its based materials have gained a significant interest in the membrane functionalization sector in the recent years. Inspired by their unique and tunable properties, several GO-based nanomaterials ... -
Bio-Inspired Fabrication of Ultrafiltration Membranes incorporating Polydopamine Functionalized Graphene Oxide Nanoparticles
( Qatar University Press , 2021 , Poster)Novel PSF composite UF membranes incorporating low loadings of polydopamine-functionalized graphene oxide particles (rGO-PDA) were fabricated and investigated. The functionalization was confirmed using FTIR-UATR, Raman ...
