School of Data and Sciences (SDS): Recent submissions
Now showing items 1-20 of 2385
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Study of pressure-induced halide double perovskite, Cs2LiGaBr6, for photovoltaic applications
(2024-07)The production of lead-free halide double perovskites with visible spectrum bandgaps is an important advancement in the design of sustainable perovskite solar cells. In this study, DFT (Density Functional Theory) is used ... -
Inflationary models in string cosmology
(Brac University, 2022-09)Inflation is an acclaimed theory for uncovering how the Universe works and how it came to be. For years, physicists have attempted to not only cement a theory where the accelerated expansion of the Universe can help us ... -
A predictive analysis of chronic kidney disease using machine learning
(Brac University, 2022-09)Chronic kidney disease (CKD) is a determined disease condition having critical grimness and death rate that influences the whole grown-up populace brought about by either renal pathology or diminished renal capabilities. ... -
Efficient monitoring of illicit activities: identifying smokers through human activity recognition
(Brac University, 2024-07)The use of security surveillance systems is becoming more prevalent, causing them to become an excellent tool for major crime prevention. However, niche crimes such as the use of cigarettes and other forms of smoking ... -
Production, purification and characterization of cellulase from bacteria
(Brac University, 2022-09)Microorganisms isolated from soil samples that showed growth on carboxymethylcellulose (CMC) agar media were selected for enzyme production by utilizing carbon sources such as CMC, leaves and paper. Biochemical analysis ... -
The emergence of antimicrobial resistance genes over the years and their geographic bias
(Brac University, 2022-09)Antimicrobial agents have played a very intrinsic role in human and animal health since the beginning of the world. However, our irresponsibility has made this life saver, equally deadly. This study shows how much AMR has ... -
Decoding the role of uncharacterized Helicobacter Pylori proteins on differentially expressed genes in GC Pathogenesis
(Brac University, 2024-09)Gastric cancer (GC) is one of the most frequent and deadly cancers worldwide. Helicobacter pylori (H. pylori), a GC-associated bacterium, is critical to gastric pathogenesis. However, the specific molecular mechanisms ... -
Boosting hive efficiency: a novel dual-process architecture for asynchronous and parallel data loading
(Brac University, 2024-10)The efficiency of data loading processes in Hive, a critical component of modern big data ecosystems, is often hindered by sequential bottlenecks that limit overall performance. This thesis proposes a novel asynchronous ... -
Sentiment analysis on COVID-19 tweets
(Brac University, 2022-09)The global spread of COVID-19, as well as the emergence of platforms as for many people a key source of information, has resulted in a wide range of reactions. But it is hard to keep up with this mass scenario. A significant ... -
Classification of hotel reviews using sentiment analysis and machine learning
(Brac University, 2022-09)Social media has become essential for people all over the world. It has given a platform for people to share thoughts, emotions, opinions, and ideas, causing a huge deal of data upsurge. Such an amount of data could be ... -
Introducing a cost-effective cancer registry system for Bangladesh
(Brac University, 2022-09)Cancer is an internecine disease caused by uncontrollable cell growth. There are many types of cancer, some severe and untreatable. In Bangladesh, there are 13 to 15 lac cancer patients and 2 lac new cases each year. A ... -
Socio-economic impact of 2023 Turkey earthquake price hikes: insightful analysis using transformer models and XAI models
(Brac University, 2024-09)Natural disasters like the 2023 earthquake in Turkey have significant social and economic effects, making it important to use analytical methods for creating strong, disaster-ready communities. In our work, we analyze ... -
Enhancing software quality: Python code smell detection using machine learning techniques and refactoring long methods using extract method algorithm
(Brac University, 2024-05)Python has witnessed substantial growth, establishing itself as one of the world’s most popular programming languages. Its versatile applications span various software and data science projects, empowered by features ... -
An end-to-end authentication method for NB-IoT devices over 5G network using whirlpool hash function and physical unclonable function
(Brac University, 2021-01)The Narrow-band Internet of Things (NB-IoT) is a high throughput and Low Power Con- sumption Wide Area Network (LPWAN) radio technology, introduced by 3rd Generation Partnership Project (3GPP). The NB-IoT and LTE-M ... -
Analyzing the security differential privacy provides and the trade-off between performance and privacy in medical image classification
(Brac University, 2024-05)One of machine learning’s main purposes is to draw out functional and practical information from a set of data while perpetuating the entire privacy by protecting all information. While it might seem a bit hard to maintain, ... -
Detection and characterization of antibiotic resistant and biofilm producing clinical isolates of Acinetobacter baumannii
(Brac University, 2024-08)Acinetobacter baumannii is an opportunistic pathogen that affects persons with weakened immune systems and causes nosocomial infections due to its antibiotic resistance. Because of the global proliferation of multidrug ... -
Artificial intelligence in nephrology: detecting chronic kidney disease using neural network
(Brac University, 2024-05)Chronic kidney disease (CKD) is a significant global health concern, impacting more than 800 million people globally. Prompt identification and precise categorization are crucial for optimal therapy. The primary objective ... -
Electronic medical record security and access control using blockchain and IPFS
(Brac University, 2021-01)An EMR or electronic medical records typically contains minor to sensitive medical data of a patient including their personal information, doctors' provided prescription and other physical history. Switching to this ... -
A smart trip advising system based on opinion mining with emoji recognition
(Brac University, 2021-01)Opinion mining is an interesting research field that is used for analyzing the opinion of people about any product, place, and so on. Because based on people’s opinion other people can make decisions about what they ... -
Effectiveness of microbial culture supernatants against multi-drug resistant microbes
(Brac University, 2022-09)The experiment started with collecting microorganisms from different sources like soil samples from 10 different places and storing them on CMCA, & SA, and MRS agar for yogurt samples from 7 different places. Among the ...
