Computer, data mining, database of image, Medicine
Spatial Encoding and k-Space Formalism Following slice selection, the in-plane spatial information now can be further encoded with two additional gradients, known as frequency-encoding and phase-encoding gradients. In 2D imaging, the received MRI signal can be...
Computer, data mining, database of image, image processing, Medicine
MRI Signal NMR Phenomenon The physical phenomenon behind MRI is nuclear magnetic resonance (NMR), which was first discovered in the 1940s. An atomic nucleus with an odd number of protons possesses an angular momentum J called spin, which generates a tiny magnetic...
Computer, data mining, database of image, image processing, Medicine
Magnetic Resonance Imaging Magnetic Resonance Imaging (MRI) is a non-invasive and powerful imaging modality, with a broad range of applications in both clinical diagnosis and basic scientific research. Comparing to other medical imaging modalities, MRI does not use...
Computer, data mining
Mobile Ad Hoc Networks (MANETs) MANETs are made up of mobile devices that move in different directions at random speeds. These types of networks do not have any infrastructure and repeatedly configure themselves to connect with different devices in their communication...
Communication, Computer, data mining
File Sharing in Mobile Devices In the digital world, electronic gadgets can be considered as a measuring instrument to decide an individual’s complexity of living. Using mobile devices such as laptops and cellular phones has become the norm. The increased demand for...
Computer, data mining, Medicine
Background Information of Parkinson’s Disease James Parkinson described Parkinson’s Disease as a mental disorder that forces body parts into involuntary tremors . According to Lorraine V. Kalia and Anthony E. Lang, the leading cause for developing PD is death of...
Computer, data mining, database of image
Bayesian Statistics A hypothesis is nothing more than a claim or premise that one is interested in verifying. In imaging and spectroscopy, one example is that at a certain location in the eld of view, the hypothesis is that a spectrum is present. Another hypothesis is...
Computer, data mining, database of image, image processing
Principal Component Analysis Principal component analysis (PCA) is a dimensionality reduction technique that attempts to recast a dataset in a manner that nds correlations in data that may not be evident in their native basis and creates a set of basis vectors in...
Computer, data mining, database of image, image processing, Medicine
Practical Considerations in Computational Sensing Computational sensing as a eld is continuing to grow at a rapid pace. The number of journal publications related to computational sensing has steadily increased every year since 2008 . There is now a major Optical...
Computer, data mining, database of image, image processing
Compressive Sensing Traditionally, in order to increase the resolution of a sensor, one had to increase the number of measurements. This means that the SWAP-C must also increase. A camera with just a few megapixels FPA costs less than one with hundreds of megapixels....
Communication, Computer, data mining, database of image
The Digital Imaging Revolution The invention of the Charge-Coupled Device (CCD) FPA by Boyle and Smith in 1969 was a major breakthrough for entire elds and industries who depended on the reliable sampling, storage and transmission of optical signals . The CCD is the...
Computer, data mining, database of image, image processing, Medicine
Indirect Imaging While Golay, Fennimore, and others were leveraging multiplexing to eliminate trade offs in traditional sensors, an entirely disparate group of researchers were working on imaging techniques for which there was no isomorphic analog. In these cases the...
Computer, data mining, database of image
Practical Consideration In Experimental Computional Sensing Forward Models and Inverse Problems In the computational sensing community, a model that explains the mapping of the signal-of-interest to the measurement data is called the forward model . The problem of...
Computer, data mining, database of image, image processing
Development of Multiplexing in Sensing Multiplexing in sensing is the idea that each measurement sample is a physical combination of various parts of the analog signal-of-interest. Multiplexing is a powerful tool that can be exploited by the sensor designer to...
Computer, data mining, database of image, image processing
Isomorphic Sensing In Greek, the word isomorphic loosely translates to \equal in form.” Traditional sensors perform isomorphic sensing. In the context of this dissertation, an isomorphic sensor is any sensor which attempts to produces measurement data that...
Communication, Computer, data mining
Reliability Modeling and Management In Mobile Devices Optimizing performance in mobiles increases the peak power consumption, causing the device temperature to raise quickly. This dramatically worsens the impact of transistors and interconnects reliability degradation...
Communication, Computer, data mining
Temperature Modeling and Management In Mobile Devices Power dissipated by electronic circuits is converted into heat causing an increase in the device temperature. High temperatures negatively impact performance, raise leakage power consumption and can damage circuits...
Computer, data mining
Mobile Power Management Improving energy efficiency in mobiles is very challenging due to variable workload, environmental conditions and user experience requirements. A solution is represented by Dynamic Power Management (DPM), which adapts operating conditions at...
Communication, Computer, data mining
Mobile Devices and User Experience Providing quality user experience is the main goal of mobile devices . This depends on how quality is perceived by users. Quality user experience is achieved when the device behavior meets user’s expectations. User’s perception is...
Computer, data mining, database of image, image processing, Medicine
Efficient Cell Segmentation and Tracking of Developing Plant Meristem Introduction Proper understanding of the causal relationship between cell growth patterns and gene expression dynamics is one of the major topics of interest in developmental biology. Information...
Computer, data mining, database of image
Object Counting In Image Processing Object counting, which is the estimation of the number of objects in a still image or video frame, is a tedious and time consuming task in image processing. It appears in a wide range of domains: biology (cell counting in...
Computer, data mining, database of image
Image Analysis: Segmentation and Registration A local spatio-temporal coordination of cell growth and cell division plays a critical role in morphogenesis of both the plant and the animal tissues. The causal link between cell growth and cell division patterns and how...
Communication, Computer, data mining
Video Conferencing Quality under Network Impairments Wireless networks are much more volatile than wireline networks. The unique challenge for mobile video call is to maintain stable realtime video streaming quality in face of various network impairments, such as...
Communication, Computer, data mining
Can you SEE me now?” A Measurement Study of Mobile Video Calls Video telephony is increasingly being adopted by end consumers. It is extremely challenging to deliver video calls over wireless networks. In this paper, we conduct a measurement study on three popular...
Computer, data mining
Difference Between Solar And Wind Energy Solar and wind energy have some common features. Both of them are considered renewable energy, both of them are stochastic, and some energy forecast methods work for both of them. Since this research is focusing on solar power,...
Communication, Computer, data mining
Electricity Market schemes There are many kinds of electricity market schemes in use around the world. However, they differ in the market details. Most markets can be categorized into one of the following:the Marginal Price (MP) scheme, or the Pay-as-Bid (PAB) scheme....
Computer, data mining, database of image
Description of a Digital Image Processing System There are many parts involved in processing an image. Figure 6 illustrates the components involved in the digital image processing system. The following list explains each art present in Figure 6. Sensor : The initial...
Computer, data mining
Existing Problem in Wireless Sensor Networks There are two types of nodes in a Wireless Sensor Network (WSN); normal-behaved and transfaulty. A normal-behaved node can sense all the surrounding data and send them successfully to its neighboring node. A transfaulty...
Computer, database of image
Applications of Digital Image Processing in the Electromagnetic Spectrum Digital image processing can be categorized into applications based on the sources of the images used. The primary source for images is the Electromagnetic Spectrum. Secondary sources 2 include...
Computer, data mining
Introduction Wireless Sensor Networks (WSN) or more generally Wireless Sensor and Actuator Networks (WSAN), initially developed for military use, have become a popular technology, especially in applications where large number of low-power devices is necessary....
Computer
Networked MODBUS Transmission Control Protocol (TCP) CONTROL SYSTEM SETUP The experiment is set up with a Modbus networked primary controller and supervisor computer represented by Raspberry Pi mini-computers both connected to a network switch using LAN cables. The...
Computer
ICS Communication Architecture and Modbus Communications Modbus is a serial based communications protocol that was initially published by Modicon (Schneider Electric) in 1979 to be used with PLCs. It is robust and simple and is known as the de facto standard protocol...
Computer
The Current State of Cyber Security in Industrial Control Systems The primary objective of Enterprise Information Technology (IT) is for the movement, storage and protection of all data. The data may be records or logs that are commercial or personal in nature,...
Computer
Combined Cyber-physical attacks Addressing the issue of combined cyber-physical on the grid attacks is an ongoing effort in between the private and public sectors. Cyber-physical attacks, also known as blended attacks, are executed by an attacker or by inadvertent...
Computer
Smart Grid A “Smart grid” refers to the class of technology being used to modernize electrical power systems by employing computer-based automation and remote control devices. These systems operate by using bi-directional communication technology and computerized...
Computer
supervisory control and data acquisition ( SCADA ) SCADA systems are utilized to control geographically dispersed assets whenever centralized data acquisition is as essential as control. SCADA systems are ideal for distribution systems such as oil and gas, water...
Computer
Overview of Industrial Control Systems The term industrial control system (ICS) encompasses numerous types of control systems, such as distributed control systems (DCS), supervisory control and data acquisition (SCADA) systems, as well as programmable logic...
Computer
Modbus Monitoring for Networked Control Systems of Cyber-Defensive Architecture While the use of traditional Information and Communications Technology (ICT) security techniques (e.g. firewalls, antivirus software and intrusion detection systems) is effective for...
Computer
Introduction to the Dynamic Security Assessment System DSA system plays an important role in power system control room for operational decision making and remedial control processes. The computational framework for current practice of DSA system includes two stages,...
Computer
Requirements of a successful electrical power service Electric power has become a major portion of energy supply all over the world after industrial revolution. As the major power supply to a wide range of customers, the qualification of power systems operation has a...
