Essays about: "DWT"

Showing result 1 - 5 of 18 essays containing the word DWT.

1. 1. Unsupervised Detection of Interictal Epileptiform Discharges in Routine Scalp EEG : Machine Learning Assisted Epilepsy Diagnosis

   University essay from Uppsala universitet/Avdelningen Vi3

   Author : Shuai Shao; [2023]
   Keywords : EEG; electroencephalography; IED; interictal epileptiform discharges; spike detection; epilepsy; unsupervised; Fourier transform; STFT; short-time Fourier transform; CWT; continuous wavelet transform; DWT; discrete wavelet transform; ML; machine learning; ANN; artificial neural network; CNN; convolutional neural network; autoencoder; HMM; hidden Markov model; ECS; Euclidean distance of cumulative spectrum;

   Abstract : Epilepsy affects more than 50 million people and is one of the most prevalent neurological disorders and has a high impact on the quality of life of those suffering from it. However, 70% of epilepsy patients can live seizure free with proper diagnosis and treatment. Patients are evaluated using scalp EEG recordings which is cheap and non-invasive. READ MORE

3. 2. Cost Efficient Scrap Metal Sourcing

   University essay from Lunds universitet/Teknisk logistik

   Author : Sophia Sandström; Sofia Ivarsson; [2022]
   Keywords : Scrap sourcing; Scrap logistics; European scrap market; Sea freight strategies; Bulk shipping; Technology and Engineering;

   Abstract : The steel industry in Sweden is responsible for 10% of the annual Swedish CO2 emissions. As a way to abate this sector, H2 Green Steel are establishing a new green steel production site in Boden. Their way of producing steel, through the EAF route and by using hydrogen-reduced DRI will reduce the CO2 emissions by over 90%. READ MORE

4. 3. Lossless Image compression using MATLAB : Comparative Study

   University essay from Blekinge Tekniska Högskola

   Author : Surya Teja Kodukulla; [2020]
   Keywords : Algorithms; Compression Ratio; Efficiency; Image Compression; Lossless; Lossy; Quality;

   Abstract : Context: Image compression is one of the key and important applicationsin commercial, research, defence and medical fields. The largerimage files cannot be processed or stored quickly and efficiently. Hencecompressing images while maintaining the maximum quality possibleis very important for real-world applications. READ MORE

5. 4. DETECTION AND RESOLUTION OF VSI-DDOS ATTACKS FOR CONTAINERIZED CLOUDS

   University essay from Umeå universitet/Institutionen för datavetenskap

   Author : Kristoffer Landfors; [2019]
   Keywords : ;

   Abstract : Very Short Intermi‹ent Distributed Denial of Service (VSI-DDoS) a‹ttack is a new form of DDoS a‹ttacks with potential to bypass many of the security measures used today and still severely damage the quality of service of web applications in cloud systems. Th‘e att‹acks consists of short bursts of legitimate packets which exploits vulnerabilities in the targeted system. READ MORE

6. 5. Objective Perceptual Quality Assessment of JPEG2000 Image Coding Format Over Wireless Channel

   University essay from Blekinge Tekniska Högskola/Institutionen för tillämpad signalbehandling

   Author : Bala Venkata Sai Sundeep Chintala; [2019]
   Keywords : Discrete Wavelet Transform DWT ; Image Coding Format; JPEG2000; Objective Perceptual Quality assessment; Quality of Experience QoE ;

   Abstract : A dominant source of Internet traffic, today, is constituted of compressed images. In modern multimedia communications, image compression plays an important role. Some of the image compression standards set by the Joint Photographic Expert Group (JPEG) include JPEG and JPEG2000. READ MORE