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Information systems contain preference ordered decision attributes now a day. To deal with them Dominance based Rough Set Approach (DRSA) is used. Two important concepts in DRSA are upper and lower approximations, both of them are computationally heavy algorithms. Reduction in its computational complexity helps in many advance applications of DRSA. Our proposed algorithm reduces its complexity by ...Show More
Successful completion of dynamic cellular processes ranging from intracellular transport to embryonic development depends critically on precise spatial and temporal coordination of the molecules and cells involved. Understanding spatiotemporal behaviors of these molecules and cells is therefore essential to understanding mechanisms of their associated cellular processes. Over the past two decades,...Show More
Gaussian Mixture Models (GMMs) are widely used for clustering, density estimation, and pattern recognition. Despite their versatility, GMMs often face computational challenges, particularly when dealing with large datasets or high-dimensional spaces. To address these issues, an approach is proposed to enhance the efficiency of GMMs by integrating covariance matrix optimization, Singular Value Deco...Show More
Engineering human health and healthcare delivery is one of the most significant open frontiers for progress by computational scientists. This article focuses on the opportunities and challenges of Big Data in transforming healthcare delivery.Show More
Digital data have become a torrent engulfing every area of business, science and engineering disciplines. In the age of Big Data, deriving values and insights from large amounts of data using rich analytics becomes an important differentiating capability for competitiveness, success and leadership in every field. Scientists and engineers of many different domains are increasingly clamouring for me...Show More
Blockchain and IoT are becoming the buzzwords in the tech world. Blockchain in itself is a very vast topic with various applications and uses but it has its fair share of challenges. Since IoT consists of a vast number of devices, from batterypowered devices with less computational resources to powerful machines, connected over a network it also has hurdles with various barriers. But this paper pr...Show More
Facial landmark localization is a fundamental component in various face related applications, such as face recognition, 3D face reconstruction, facial pose estimation, face synthesis and forensics, etc. However, due to the global pandemic of COVID-19, the facial mask has become a common way to suppress the transmission of the virus. This apparently makes conventional facial landmark localization u...Show More
Of the examples of clonal competition for antigen among lymphocytes, the recently predicted “Memory anti-Naïve” phenomenon occurs when the challenging antigen is not identical to the priming, and will be consequently bound with lower avidity by preexisting memory cells. In this study we use computer modeling and a systematic schedule of viral injections to disentangle the complex relationship betw...Show More
Multidisciplinary dataflow computing is a powerful approach to scientific computing that has led to orders-of-magnitude performance improvements for a wide range of applications.Show More
During the last few years, a wide number of virtual reality applications dealing with psychosocial stress have emerged. However, our current understanding of stress and psychosocial stress in virtual reality hinders our ability to finely control stress induction. In my PhD project I plan to develop a computational model which will describe the respective impact of each factor inducing psychosocial...Show More
We show that two important problems that have applications in computational biology are ASP-complete, which implies that, given a solution to a problem, it is NP-complete to decide if another solution exists. We show first that a variation of Betweenness>, which is the underlying problem of questions related to radiation hybrid mapping, is ASP-complete. Subsequently, we use that result to show tha...Show More
This article re-visits the foundation concepts of Computational Intelligence in relation to the established field of Artificial Intelligence and describes an emerging data technology, Formal Concept Analysis, that can contribute to the topic. Technologies from Artificial Intelligence are briefly considered in relation to the need for improved knowledge representation and accessibility rather than ...Show More
This paper presents a general overview of basic techniques of computational Web intelligence and granular Web intelligence for Web applications with uncertainty. Web uncertainty has different types such as Web probability, Web fuzziness, Web randomness, etc. A granular set, a general set for dealing with uncertainty, is defined to handle Web data uncertainty. The future work on hybrid Web intellig...Show More
As the demand for solar renewable energies grows globally, researchers' goal has always been to develop low-cost, high-efficiency cells, knowing that higher panel temperatures lead to poor conversion performance and decreased long-term reliability, posing a well-known challenge in the field of photovoltaics. This study employed both theoretical and computational methodologies to investigate the re...Show More
Robot locomotion is a major challenge in robotics. Model-based approaches are vulnerable to model errors, and incur high computation overhead resulted from long control horizon. Model-free approaches are trained with a large number of training samples, which are expensive to obtain. In this paper, we develop a hybrid control and learning framework, called Reinforced iLQR (RiLQR), which combines th...Show More
Challenge Project C3L supports research efforts to design distortion tolerant fans and accurately predict the inlet conditions to the core compressor of gas turbine engines. The technical approach and computational challenges associated with the Challenge Project are presented. The simulations run have produced critical understanding that allows design and performanceprediction tools to be improve...Show More
Optical flow estimation is a fundamental task in computer vision as it plays a pivotal role in numerous applications, including but not limited to motion analysis, video compression, and object tracking. Traditional methods for optical flow estimation often face challenges in handling complex motion patterns and variations in scene structure. In recent years, deep learning has emerged as a powerfu...Show More
In the field of computational linguistics, addressing machine translation (MT) challenges for low-resource languages remains crucial, as these languages often lack extensive data compared to high-resource languages. General large language models (LLMs), such as GPT-4 and Llama, primarily trained on monolingual corpora, face significant challenges in translating low-resource languages, often result...Show More
In this letter, we would like to investigate the optimal tradeoff between user experience and consumptions of communications and computation resources in designing mobile edge computing (MEC) systems. First, we propose a novel computation task model, where each computation task is scalable with different service levels, corresponding to different user experiences (i.e., utilities) and consumptions...Show More
Marine heat waves (MHW) are anomaly increases in sea surface temperature that can negatively impact marine life, such as the mass death of marine creatures. Therefore, MHW detection is required to determine areas whose high potential risk for MHW. Extreme event detection, such as MHW, is a computing challenge as it is costly and needs huge memory. Basically, MHW detection is calculated individuall...Show More
In this study, the evolution of GPU architectures across multiple generations is explored, focusing on their computational performance and energy efficiency. Using a systematic literature review and comparative analysis, this study examines key advancements in GPU technology, particularly in AI workloads, ray tracing, gaming, and scientific simulations. The analysis reveals that modern GPUs, such ...Show More
The dearth of verification, validation, and performance benchmarks is identified as a roadblock to further progress in computational electromagnetics. The necessary ingredients for a useful benchmark suite are an application-specific list of problems, reference solutions, performance (error and computational cost) measures, and online databases publicizing comparisons. Computational cost compariso...Show More
Game players of different skills expect different challenge levels in game to be filled with enjoyment and fulfillment. Thus intelligent game opponent can be made adaptive to match different player strategies and different player skills. Traditional difficulty adjustment setting the status of the opponent often fills players with a feeling of being cheated, which cannot perfectly satisfy the playe...Show More
The present study explores the role of semantic analysis in machine learning for addressing unstructured challenges in education. Through a comparative analysis and literature review, various semantic analysis techniques and machine learning algorithms were investigated, examining their effectiveness and the factors influencing their success in educational contexts. The findings demonstrate that a...Show More
Video semantic segmentation requires to utilize the complex temporal relations between frames of the video sequence. Previous works usually exploit accurate optical flow to leverage the temporal relations, which suffer much from heavy computational cost. In this paper, we propose a Temporal Memory Attention Network (TMANet) to adaptively integrate the long-range temporal relations over the video s...Show More