###### developments

- The working group wants to collect views from the broader user community on the future challenges and technical developments in tomography required to enable new science to ensure the UK remains/becomes internationally-competitive in the broad fields of research underpinned by X-ray tomography. (epsrc.ac.uk)
- Future challenges and technical developments in tomography required to enable new science. (epsrc.ac.uk)
- Since 1997, the conference on Developments in X-ray Tomography has set the benchmark in dissemination of knowledge related to dedicated instrumentation, developments in software for reconstruction, artefact removal and data analysis as well as to the wide range of applications. (spie.org)

###### optical

- Our technique is based on spectral domain optical coherence tomography measurements of the phase dispersion that is induced by the scattering process. (osapublishing.org)
- In this work, we show for the first time an alternative non-destructive method, based on optical projection tomography (OPT) imaging, to characterize hydrated hydrogels without the need of sample processing. (uminho.pt)
- To demonstrate the depth resolved birefringence imaging of retina using polarization sensitive Fourier domain optical coherence tomography system. (arvojournals.org)
- Fiber-based polarization sensitive Fourier domain optical coherence tomography system was developed. (arvojournals.org)
- the results of polarization sensitive time domain optical coherence tomography and histological knowledge. (arvojournals.org)
- Polarization sensitive Fourier domain optical coherence tomography allowed visualizing depth-resolved image of retinal birefringence. (arvojournals.org)

###### technique

- X-ray tomography, a non-destructive technique, provides three-dimensional data with a spatial resolution down to the nanometer scale. (spie.org)

###### soft

- The same specimen is then imaged using soft X-ray tomography to generate a high-contrast, 3D reconstruction of the cells. (pubmedcentralcanada.ca)

###### place

- Register your expression of interest to attend the Capital Roadmap for X-ray Tomography Town Meetings, which will be taking place on 08 November 2017 in London and 12 December in Manchester. (epsrc.ac.uk)
- The International Steering Committee of Electrical Impedance Tomography is pleased to announce that the 12th International Conference in Electrical Impedance Tomography (EIT 2011) will take place at the Department of electronic & Electrical Engineering, University of Bath, on 4-6 May 2011. (eit.org.uk)

###### conference

- As usual, the conference will focus on medical applications of Electrical Impedance Tomography, Magnetic Induction Tomography, and Magnetic Resonance Electrical Impedance Tomography. (eit.org.uk)

###### tomographic

- Computed tomography laser mammography ( CTLM ) is the trademark of Imaging Diagnostic Systems, Inc. (IDSI, United States) for its optical tomographic technique for female breast imaging. (wikipedia.org)
- Positron emission tomography (PET), is a tool of major promise in biomedical research and clinical applications, which yields images representing the distribution of a systemically administered positron-emitting radionuclide in transverse tomographic sections of the body of human subjects or experimental animals. (springer.com)
- Computed tomography (CT) , also called computerized tomographic imaging or computerized axial tomography (CAT) , diagnostic imaging method using a low-dose beam of X-ray s that crosses the body in a single plane at many different angles. (britannica.com)
- In many cases, the production of these images is based on the mathematical procedure tomographic reconstruction, such as X-ray computed tomography technically being produced from multiple projectional radiographs. (wikipedia.org)
- Process tomography consists of tomographic imaging of systems, such as process pipes in industry. (wikipedia.org)
- Geometric tomography is a mathematical field that focuses on problems of reconstructing homogeneous (often convex) objects from tomographic data (this might be X-rays, projections, sections, brightness functions, or covariograms). (wikipedia.org)
- This process is analogous to x-ray computed tomography, except that tomographic mathematical models describe light and sound propagation in tissues. (wikipedia.org)

###### positron

- Positron-emission tomography ( PET ) is a nuclear medicine functional imaging technique that is used to observe metabolic processes in the body as an aid to the diagnosis of disease. (wikipedia.org)
- Ter-Pogossian M.M. (1982) Positron Emission Tomography. (springer.com)
- The word tomography is used to link the field, in concept, to other processes that infer the internal characteristics of an object from external observation, as is done in magnetic resonance imaging or positron emission tomography (even though the term tomography strictly refers to imaging by slicing). (wikipedia.org)
- Many different imaging methods are used in process tomography, e.g. ultrasonic imaging, positron emission tomography (PET), electrical resistance tomography (ERT) and electrical impedance tomography (EIT), electrical capacitance tomography (ECT), magnetic induction tomography (MIT). (wikipedia.org)

###### word tomography

- The word tomography is derived from Ancient Greek τόμος tomos, "slice, section" and γράφω graphō, "to write" (see also Etymology). (wikipedia.org)

###### electromagnetic tomography

- Computational aspects of low frequency electrical and electromagnetic tomography: A review study. (wikipedia.org)
- It is also called electromagnetic induction tomography, electromagnetic tomography (EMT), eddy current tomography, and eddy current testing. (wikipedia.org)

###### 2001

- Electrical capacitance volume tomography Electrical impedance tomography Electrical resistivity tomography Electrical capacitance tomography Industrial Tomography Systems York, T., 2001. (wikipedia.org)

###### Geometric

- Discrete tomography and Geometric tomography, on the other hand, are research areas[citation needed] that deal with the reconstruction of objects that are discrete (such as crystals) or homogeneous. (wikipedia.org)
- More precisely, according to R.J. Gardner (who introduced the term), "Geometric tomography deals with the retrieval of information about a geometric object from data concerning its projections (shadows) on planes or cross-sections by planes. (wikipedia.org)

###### radiography

- Focal plane tomography was developed in the 1930s by the radiologist Alessandro Vallebona, and proved useful in reducing the problem of superimposition of structures in projectional radiography. (wikipedia.org)
- Since its development in the 1950s, muon tomography has taken many forms, the most important of which are muon transmission radiography and muon scattering tomography. (wikipedia.org)

###### Discrete

- Discrete tomography focuses on the problem of reconstruction of binary images (or finite subsets of the integer lattice) from a small number of their projections. (wikipedia.org)
- In discrete tomography the domain of the function may be either discrete or continuous, and the range of the function is a finite set of real, usually nonnegative numbers. (wikipedia.org)
- It is typical for discrete tomography that only a few projections (line sums) are used. (wikipedia.org)
- A special case of discrete tomography deals with the problem of the reconstruction of a binary image from a small number of projections. (wikipedia.org)
- The name discrete tomography is due to Larry Shepp, who organized the first meeting devoted to this topic (DIMACS Mini-Symposium on Discrete Tomography, September 19, 1994, Rutgers University). (wikipedia.org)
- Discrete tomography has strong connections with other mathematical fields, such as number theory, discrete mathematics, complexity theory and combinatorics. (wikipedia.org)
- In fact, a number of discrete tomography problems were first discussed as combinatorial problems. (wikipedia.org)
- Coloring a grid using k {\displaystyle k} colors with the restriction that each row and each column has a specific number of cells of each color is known as the ( k − 1 ) {\displaystyle (k-1)} −atom problem in the discrete tomography community. (wikipedia.org)
- A form of discrete tomography also forms the basis of nonograms, a type of logic puzzle in which information about the rows and columns of a digital image is used to reconstruct the image. (wikipedia.org)
- A. Alpers, P. Gritzmann, On Stability, Error Correction, and Noise Compensation in Discrete Tomography, SIAM Journal on Discrete Mathematics 20 (1), pp. 227-239, 2006 P. Gritzmann, B. Langfeld, On the index of Siegel grids and its application to the tomography of quasicrystals. (wikipedia.org)

###### mathematical

- This thoroughly revised and fully updated text/reference presents the computational and mathematical procedures underlying data collection, image reconstruction, and image display in computerized tomography. (springer.com)
- Image formation can be done by means of hardware (e.g. acoustic focusing or optical focusing) or computed tomography (mathematical image formation). (wikipedia.org)

###### magnetic

- Alternative methods of scanning include x-ray computed tomography (CT), magnetic resonance imaging (MRI) and functional magnetic resonance imaging (fMRI), ultrasound and single-photon emission computed tomography (SPECT). (wikipedia.org)
- Magnetic induction tomography is an imaging technique used to image electromagnetic properties of an object by using the eddy current effect. (wikipedia.org)
- Non-invasive coronary imaging: computed tomography or magnetic resonance imaging? (wikipedia.org)

###### 1997

- Status of electrical tomography in industrial applications, Journal of Electronic Imaging Gladden, L. F. (1997). (wikipedia.org)

###### datasets

- Seismic tomography requires large datasets of seismograms and well-located earthquake or explosion sources. (wikipedia.org)

###### multispectral

- The investigators also describe image unmixing for multispectral, multiprobe bioluminescence tomography. (photonics.com)

###### Diffraction

- Diffraction and wave equation tomography use the full waveform, rather than just the first arrival times. (wikipedia.org)
- Diffraction tomography is an inverse scattering technique used to find the shape of a scattering object by illuminating it with probing waves and recording the reflections. (wikipedia.org)

###### inverse problem

- Tomography is solved as an inverse problem. (wikipedia.org)

###### diffuse

- citation needed] Optical coherence tomography Diffuse optical imaging Computed tomography laser mammography Optical Tomography at the US National Library of Medicine Medical Subject Headings (MeSH) ^ Wojtek J. Walecki and Fanny Szondy, "Integrated quantum efficiency, reflectance, topography and stress metrology for solar cell manufacturing", Sunrise Optical LLC, Proc. (wikipedia.org)

###### measurements

- Tomography involves taking measurements around the periphery of an object (e.g. process vessel or patient) to determine what is going on inside. (wikipedia.org)
- Quantum tomography or quantum state tomography is the process of reconstructing the quantum state (density matrix) for a source of quantum systems by measurements on the systems coming from the source. (wikipedia.org)
- The general principle behind quantum state tomography is that by repeatedly performing many different measurements on quantum systems described by identical density matrices, frequency counts can be used to infer probabilities, and these probabilities are combined with Born's rule to determine a density matrix which fits the best with the observations. (wikipedia.org)
- Unlike a measurement on a single system, which determines the system's current state after the measurement (in general, the act of making a measurement alters the quantum state), quantum tomography works to determine the state(s) prior to the measurements. (wikipedia.org)
- Ocean acoustic tomography integrates temperature variations over large distances, that is, the measured travel times result from the accumulated effects of all the temperature variations along the acoustic path, hence measurements by the technique are inherently averaging. (wikipedia.org)

###### algorithms

- In continuous tomography when a large number of projections is available, accurate reconstructions can be made by many different algorithms. (wikipedia.org)

###### reconstruction

- They are concerned with reconstruction methods, and as such they are not restricted to any of the particular (experimental) tomography methods listed above. (wikipedia.org)
- Thus, provided that the features can be resolved, ADF-STEM tomography can yield a reliable reconstruction of the underlying specimen which is extremely important for its application in material science. (wikipedia.org)

###### sequential

- The Computed Tomography Certificate is a two sequential semester course of study. (massbay.edu)
- Hydraulic tomography (HT) is a sequential cross-hole hydraulic test followed by inversion of all the data to map the spatial distribution of aquifer hydraulic properties. (wikipedia.org)

###### Image

- A laser detector measures the intensity drop and the data is collected as the laser detector moves across the breast creating a tomography image. (wikipedia.org)
- A novel method called bioluminescence tomography corrects for this heterogeneity using a method similar to CT, producing high-resolution three-dimensional image reconstructions that enable 3-D localization and quantitation of bioluminescence. (photonics.com)
- A device used in tomography is called a tomograph, while the image produced is a tomogram. (wikipedia.org)
- Seismic tomography is similar to medical x-ray computed tomography (CT scan) in that a computer processes receiver data to produce a 3D image, although CT scans use attenuation instead of traveltime difference. (wikipedia.org)
- Since muons are much more deeply penetrating than X-rays, muon tomography can be used to image through much thicker material than x-ray based tomography such as CT scanning. (wikipedia.org)

###### Projections

- Computerized tomography, the process of obtaining the density distribution within a human body from multiple x-ray projections, has revolutionized diagnostic radiology over the past three decades. (springer.com)
- In general, tomography deals with the problem of determining shape and dimensional information of an object from a set of projections. (wikipedia.org)

###### examination

- This certificate program will include all the content category requirements within the ARRT Computed Tomography Examination for Patient Care and Safety, Imaging Procedures, Physics and Instrumentation. (massbay.edu)

###### citation needed

- citation needed] In fluorescence tomography, the fluorescence signal transmitted through the tissue is normalized by the excitation signal transmitted through the tissue, and so many of the fluorescence tomography systems do not require the use of time-resolved or frequency domain data, although research is still ongoing in this area. (wikipedia.org)

###### structures

- Neutron tomography of internal structures of vertebrate remains: a comparison with X-ray computed tomography" (PDF). (wikipedia.org)

###### Principles

- Computed Tomography Techniques and Principles. (wikipedia.org)

###### form

- Multiscale Tomography (or multi-length scale tomography) is a form of tomography spanning large orders of magnitude in resolution, often utilizing many different forms of tomography together to do so. (wikipedia.org)
- Neutron tomography is a form of computed tomography involving the production of three-dimensional images by the detection of the absorbance of neutrons produced by a neutron source. (wikipedia.org)
- Using Born's rule, one can derive the simplest form of quantum tomography. (wikipedia.org)
- Electron beam tomography (EBT) is a specific form of computed tomography (CT) in which the X-ray tube is not mechanically spun in order to rotate the source of X-ray photons. (wikipedia.org)

###### Journal

- In a 1953 article in the medical journal Chest, B. Pollak of the Fort William Sanatorium described the use of planography, another term for tomography. (wikipedia.org)

###### uses

- The technology uses laser in the same way computed tomography uses X-Rays, these beams travel through tissue and suffer attenuation. (wikipedia.org)
- Seismic tomography uses seismic records to create 2D and 3D images of subsurface anomalies by solving large inverse problems such that generate models consistent with observed data. (wikipedia.org)
- Electron tomography is an extension of traditional transmission electron microscopy and uses a transmission electron microscope to collect the data. (wikipedia.org)
- An oceanographic experiment employing tomography typically uses several source-receiver pairs in a moored array that measures an area of ocean. (wikipedia.org)

###### quantum

- In quantum process tomography on the other hand, known quantum states are used to probe a quantum process to find out how the process can be described. (wikipedia.org)
- Similarly, quantum measurement tomography works to find out what measurement is being performed. (wikipedia.org)
- In the following text we will see that this probability density is needed to characterize the particle's quantum state, which is the whole point of quantum tomography. (wikipedia.org)
- Quantum tomography is applied on a source of systems, to determine what the quantum state is of the output of that source. (wikipedia.org)
- Not confident with Bob's description of the states, Alice may wish to do quantum tomography to classify the states herself. (wikipedia.org)

###### methods

- They state that they have developed two generations of bioluminescence tomography methods and equipment, achieving 1- to 3-mm accuracy in source localization and 10 to 30 percent error in source power estimation. (photonics.com)
- In the field of biology, bright-field transmission electron microscopy (BF-TEM) and high-resolution TEM (HRTEM) are the primary imaging methods for tomography tilt series acquisition. (wikipedia.org)

###### different

- The construction of third-generation synchrotron sources combined with the tremendous improvement of detector technology, data storage and processing capabilities since the 1990s has led to a boost of high-end synchrotron tomography in materials research with a wide range of different applications, e.g. the visualization and quantitative analysis of differently absorbing phases, microporosities, cracks, precipitates or grains in a specimen. (wikipedia.org)
- An overview of electromagnetic inductance tomography: description of three different systems. (wikipedia.org)

###### systems

- Cardiac computed tomography (CT) has been a hot topic for years because of the clinical importance of cardiac diseases and the rapid evolution of CT systems. (hindawi.com)

###### images

- Images, produced by computed tomography, of the human brain. (britannica.com)

###### method

- Another method of obtaining a tilt-series is the so-called conical tomography method, in which the sample is tilted, and then rotated a complete turn. (wikipedia.org)

###### Techniques

- Review of Terahertz Tomography Techniques. (wikipedia.org)

###### Imaging

- The BGS Geophysical Tomography (GTom) team provides leading-edge technology for non-invasive geoelectrical imaging of the shallow subsurface. (youtube.com)
- Tomography is imaging by sections or sectioning, through the use of any kind of penetrating wave. (wikipedia.org)
- Terahertz tomography is a class of tomography where sectional imaging is done by terahertz radiation. (wikipedia.org)

###### process

- The forms of tomography combined in the process depend on what is being studied and the details needed. (wikipedia.org)
- however, process tomography instrumentation needs to be cheaper, faster and more robust. (wikipedia.org)
- Process tomography is an area of rapid growth both in terms of research and applications. (wikipedia.org)

###### applications

- Other example applications of network tomography include finding links which are shared by multiple paths (and can thus become potential bottlenecks in the future). (wikipedia.org)
- Since the applications of fluorescent molecules in humans are fairly limited, most of the work in fluorescence tomography has been in the realm of pre-clinical cancer research. (wikipedia.org)

###### nuclear

- This track will serve the Diagnostic X-ray, Nuclear Medicine Technologist and Radiation Therapy population that wants to advance in the Field of Computed Tomography, giving these technologists a solid foundation of knowledge and certification recognition to help pursue their career advancement. (massbay.edu)
- Muon tomography imagers are under development for the purposes of detecting nuclear material in road transport vehicles and cargo containers for the purposes of non-proliferation. (wikipedia.org)

###### computer

- I am looking for computer tomography SW. (bio.net)
- Combining this information using many forms of tomography can help provide a holistic view of the system being looked at, and important for Computer simulations. (wikipedia.org)

###### data

- Network tomography is the study of a network's internal characteristics using information derived from end point data. (wikipedia.org)
- Network tomography advocates that it is possible to map the path data takes through the Internet by examining information from "edge nodes," the computers in which the data are originated and from which they are requested. (wikipedia.org)
- Data derived from network tomography studies can be used to increase quality of service by limiting link packet loss and increasing routing optimization. (wikipedia.org)

###### Find

- Loss tomography aims to find "lossy" links in a network by sending active "probes" from various vantage points in the network or the Internet. (wikipedia.org)

###### paths

- Seismic tomography has to deal with the analysis of curved ray paths which are reflected and refracted within the earth and potential uncertainty in the location of the earthquake hypocenter. (wikipedia.org)
- One of the intriguing aspects of tomography is that it exploits the fact that acoustic signals travel along a set of generally stable ray paths. (wikipedia.org)

###### carbon

- Another application is the usage of muon tomography to monitor potential underground sites used for carbon sequestration. (wikipedia.org)

###### acoustic

- These properties motivated Walter Munk and Carl Wunsch to suggest "acoustic tomography" for ocean measurement in the late 1970s. (wikipedia.org)
- Reciprocal tomography" employs the simultaneous transmissions between two acoustic transceivers. (wikipedia.org)

###### emphasis

- In network tomography, the emphasis is to achieve as accurate a picture of the network with minimal overhead. (wikipedia.org)