Sökning: "Sub-Nyquist sampling"

Hittade 2 uppsatser innehållade orden Sub-Nyquist sampling.

1. 1. Reduction of streak artifacts in radial MRI using CycleGAN

   Master-uppsats, KTH/Skolan för kemi, bioteknologi och hälsa (CBH)

   Författare :Amanda Ullvin; [2020]
   Nyckelord :MRI; Cardiovascular; CMR; Medical Imaging; Radial k-space sampling; Sub-Nyquist sampling; Golden Angle; GRASP; Compressed Sensing; Artificial Intelligence; Neural Network; Deep Learning; GAN; CycleGAN;

   Sammanfattning : One way of reducing the examination time in magnetic resonance imaging (MRI) is to reduce the amount of raw data acquired, by performing so-called undersampling. Conventionally, MRI data is acquired line-by-line on a Cartesian grid. LÄS MER

3. 2. Architecture Designfor Compressed Sensing-Based Low Power Systems

   Master-uppsats, KTH/Skolan för informations- och kommunikationsteknik (ICT)

   Författare :Giovanni Zamolo; [2016]
   Nyckelord :;

   Sammanfattning : In the Internet of Things scenario, a desirable feature of wireless sensors is the energy autonomy. However, the transmitter stage needs a great amount of energy to modulate and transmit the interested information. LÄS MER