Ultrasonic Imaging and Signal ProcessingInterventionsInternational SymposiumRadiology and SurgerySPIE Medical ImagingAlgorithmsInterventionUltrasoundDiagnosisEnhancementSurgeryModalitiesConfocal microscopyMethodsCycle-consistent adversarialTissuesIEEE TransactionsAttenuationAcquisitionSpatialTherapySensitivityPattern RecognitionAnalyze2022InterpretationEnvironmentsArtificialRetrievalComputationalSequencesDiffusionStatisticalSystems2019MagneticProceduresHypothesisModelCharacteristicsSequenceAnalysisOrgansDataVisionTechniquesCavernousContrastAbstractTechniqueProstateDigital
Ultrasonic Imaging and Signal Processing1
- Medical Imaging 2003: Ultrasonic Imaging and Signal Processing. (queensu.ca)
Interventions4
- SPIE Medical Imaging 2015: Image-Guided Procedures, Robotic Interventions, and Modeling. (queensu.ca)
- Workshop on Systems and Architectures for Computer Assisted Interventions, held in conjunction with the 11th International Conference on Medical Image Computing and Computer Assisted Intervention. (queensu.ca)
- The research development and support activities of the imaging facility are expected to provide numerous opportunities to impact the understanding of renal disease processes and therapeutic interventions. (grantome.com)
- Certain infectious diseases such as multidrug-resistant (MDR) TB, meningococcal meningitis, and botulism warrant prompt detection of all cases because they cause substantial morbidity and mortality, require specific public health interventions, or may signal a potential outbreak. (cdc.gov)
International Symposium2
- IEEE International Symposium on Biomedical Imaging. (queensu.ca)
- Procedings 5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro ISBI 2008. (queensu.ca)
Radiology and Surgery1
- Computer Assisted Radiology and Surgery, 29th International Congress. (queensu.ca)
SPIE Medical Imaging2
- SPIE Medical Imaging. (queensu.ca)
- SPIE Medical Imaging 2016. (queensu.ca)
Algorithms2
- Various algorithms have been devised to improve the hue, contrast, and clarity of underwater images. (joet.org)
- Additional research activities will include the development of signal processing algorithms to maximize image quality and information content, and the development of quantitative 3-dimensional volume analysis algorithms. (grantome.com)
Intervention1
- Medical Image Computing and Computer-Assisted Intervention (MICCAI) 2010. (queensu.ca)
Ultrasound1
- 2018). Real-time transverse process detection in ultrasound . (queensu.ca)
Diagnosis4
- The advancements in the field of ML have led to more intelligent and self-reliant computer-aided diagnosis (CAD) systems, as the learning ability of ML methods has been constantly improving. (jmir.org)
- Second, AI can learn from data without any labels or annotations (e.g. image labelled with a known medical diagnosis), a process known as unsupervised learning. (cdc.gov)
- In February 2010, the DICOM group that represents the dentistry specialty met to discuss issues related to the DICOM standards, including the use of imaging in diagnosis, treatment simulation, treatment guidance, and tissue restoration. (medscape.com)
- Examples are self-driving cars, augmented reality and cancer diagnosis from medical images. (lu.se)
Enhancement3
- We constructed an image data of the Korean sea and enhanced it by learning the characteristics of underwater images using the deep learning techniques of CycleGAN (cycle-consistent adversarial network), UGAN (underwater GAN), FUnIE-GAN (fast underwater image enhancement GAN). (joet.org)
- For a quantitative performance comparison, UIQM (underwater image quality measure), which evaluates the performance of the enhancement in terms of colorfulness, sharpness, and contrast, and UCIQE (underwater color image quality evaluation), which evaluates the performance in terms of chroma, luminance, and saturation were calculated. (joet.org)
- Image Fusion showed good performance in terms of color correction and sharpness enhancement. (joet.org)
Surgery2
- 2008 MICCAI Workshop - Augmented Environments for Medical Imaging and Computer-Aided Surgery (AMI-ARCS). (queensu.ca)
- 8th Annual Meeting of Computer Assisted Orthopedic Surgery International (CAOS). (queensu.ca)
Modalities1
- Today, most companies producing imaging devices (termed acquisition modalities) include DICOM image identification. (medscape.com)
Confocal microscopy1
- The goal is to bring together leading experts in the field of flows of soft materials, with a particular focus on neutrons and X-rays, but also complementary techniques including NMR, confocal microscopy, theory and computer modeling. (lu.se)
Methods3
- For instance, one study used AI methods to analyze whole-slide images and demonstrated that their model was more accurate in predicting patient survival from malignant mesothelioma, compared to current pathology practices. (cdc.gov)
- AI methods have been used to predict outcomes from medical signal data, such as electroencephalograms (EEG), electrocardiograms, and audio data. (cdc.gov)
- More concretly, our research can roughly be divided into localization, positioning and mapping, medical image analysis, machine learning methods and optimization. (lu.se)
Cycle-consistent adversarial1
- Unpaired image-to-image translation using cycle-consistent adversarial networks. (crossref.org)
Tissues4
- Compared to CT, MRI provides better contrast in images of soft tissues, e.g. in the brain or abdomen. (wikipedia.org)
- dubious - discuss] In most medical applications, hydrogen nuclei, which consist solely of a proton, that are in tissues create a signal that is processed to form an image of the body in terms of the density of those nuclei in a specific region. (wikipedia.org)
- On the other hand, Diffusion Weighted Imaging (DWI) can measure the water diffusivity within tissues and reveal their microstructure and integrity ( 1 ). (frontiersin.org)
- This will be accomplished by providing state of the art imaging systems for use in small animals (mice and rats), cultured cells and fixed tissues. (grantome.com)
IEEE Transactions1
- IEEE Transactions on Medical Imaging. (queensu.ca)
Attenuation1
Acquisition4
- [ 1 , 2 ] With this conversion from legacy to digital imaging has emerged the need for a software strategy that allows the communication of patient, diagnostic, and other acquisition data along with the imaging information. (medscape.com)
- A DICOM file contains a patient's x-ray image or series of images and other patient-related information (e.g., patient name, identification number, acquisition modality) as selected from a library of standardized terms. (medscape.com)
- By using a standardized format, the images and associated data can be viewed regardless of the proprietary acquisition modality that was used to take the imaging study, allowing for cross-vendor interoperability or connectivity. (medscape.com)
- In DICOM terminology, the device used to take an image is called an acquisition modality. (medscape.com)
Spatial1
- Diffusion MRI and functional MRI extend the utility of MRI to capture neuronal tracts and blood flow respectively in the nervous system, in addition to detailed spatial images. (wikipedia.org)
Therapy1
- Workshop on Clinical Image-Guided Therapy: Opportunities and Needs. (queensu.ca)
Sensitivity2
- The sensitivity of magnetic resonance imaging (MRI) to flowing blood and blood products of varying ages, as well as the greater contrast resolution of MRIs, greatly increases the specificity of MRI over that of computed tomography (CT) scanning. (medscape.com)
- Additionally, gradient-echo imaging, with its increased sensitivity to susceptibility artifact, is useful in the detection of smaller and concomitant lesions, which may not be detected with traditional sequences. (medscape.com)
Pattern Recognition1
- In: Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition. (crossref.org)
Analyze2
20221
- 2022) Image quality and perception: introduction. (ntnu.no)
Interpretation2
Environments1
- CycleGAN and UGAN qualitatively and quantitatively improved the image quality in various underwater environments, and FUnIE-GAN had performance differences depending on the underwater environment. (joet.org)
Artificial2
- She joins this professional experience with a research profile characterized by collaborations across the fields of art history, natural science, imaging science, artificial intelligence and social science. (uva.nl)
- A recent Nature Medicine article discusses promising uses of artificial intelligence in medicine, particularly in medical imaging and big data integration, and considers technical and ethical challenges for their applications in improving human health. (cdc.gov)
Retrieval1
- Numerous software systems (termed picture archiving and communication systems, or PACS) have been developed to allow for the storage, retrieval, and viewing of digital DICOM images. (medscape.com)
Computational6
- Computational methodologies of image processing and analyses, namely for 2D, 3D and 4D datasets, are commonly used in different application of our society. (up.pt)
- For instances, fully automatic or semi-automatic Computational Vision systems have been increasing used in surveillance tasks, traffic analysis, recognition processes, inspection purposes, human-machine interfaces, 3D vision and deformation analysis. (up.pt)
- Now, computational methodologies of signal processing and analyses, namely considering 2D, 3D and 4D images, are commonly used in different applications of our society. (up.pt)
- The main objective of these ECCOMAS Thematic Conferences on Computational Vision and Medical Image Processing is to promote a comprehensive forum for discussion on the recent advances in the related fields trying to identify widespread areas of potential collaboration between researchers of different sciences. (up.pt)
- VipIMAGE 2019 will bring together in Porto, Portugal, several researchers from around the world representing different fields of study related to Computational Vision or Medical Image Processing, with invited lecturers from top level international researchers, maintaining the same high scientific quality of the previous six editions. (up.pt)
- We present here the modeling and computational issues associated with this process. (ox.ac.uk)
Sequences3
- On one hand, conventional structural MRI sequences, such as T1- and T2-weighted images, can provide valuable morphological details of the brain and pathological conditions. (frontiersin.org)
- First, AI can learn from non-image data sources, such as text and genome sequences, and can broaden the array of possible datasets that can be used for medical insights and drug discovery. (cdc.gov)
- Combining multiple MRI sequences has largely eliminated misdiagnosis of cavernous angiomas, because they have relatively specific signal characteristics. (medscape.com)
Diffusion6
- Diffusion-weighted Imaging (DWI) is a non-invasive imaging technique based on Magnetic Resonance Imaging (MRI) principles to measure water diffusivity and reveal details of the underlying brain micro-structure. (frontiersin.org)
- By fitting a tensor model to quantify the directionality of water diffusion a Diffusion Tensor Image (DTI) can be derived and scalar measures, such as fractional anisotropy (FA), can then be estimated from the DTI to summarise quantitative microstructural information for clinical studies. (frontiersin.org)
- However, time constraints in clinical practice lead to low angular resolution diffusion imaging (LARDI) acquisitions that can cause inaccurate FA value estimates when compared to those generated from high angular resolution diffusion imaging (HARDI) acquisitions. (frontiersin.org)
- Each set of images at different gradient directions can be summarised using a Diffusion Tensor Imaging (DTI) model to uncover microstructural information by describing water's directionality and its corresponding quantitative anisotropy ( 2 ). (frontiersin.org)
- PURPOSE: The aim of this study was to develop, implement, and demonstrate a three-dimensional (3D) extension of the readout-segmented echo-planar imaging (rs-EPI) sequence for diffusion imaging. (ox.ac.uk)
- High-resolution diffusion tensor imaging data acquired with the cardiac-reordered multi-slab rs-EPI sequence are presented. (ox.ac.uk)
Statistical1
- For instance, it is possible to use statistical or physical procedures on medical images in order to model the imaged structures. (up.pt)
Systems1
- Some systems, as described in more detail below, also require that other vehicles and personnel on the ground be outfitted with electronic tags that transmit an "I'm here" signal back to the system (e.g., radio signal detection systems or GPS). (cdc.gov)
20191
- ICWiSE 2019 is sponsored by IEEE Computer Society Malaysia. (wikicfp.com)
Magnetic9
- Magnetic resonance imaging (MRI) is a medical imaging technique used in radiology to form pictures of the anatomy and the physiological processes of the body. (wikipedia.org)
- MRI scanners use strong magnetic fields, magnetic field gradients, and radio waves to generate images of the organs in the body. (wikipedia.org)
- MRI is a medical application of nuclear magnetic resonance (NMR) which can also be used for imaging in other NMR applications, such as NMR spectroscopy. (wikipedia.org)
- MRI was originally called NMRI (nuclear magnetic resonance imaging), but "nuclear" was dropped to avoid negative associations. (wikipedia.org)
- To perform a study, the person is positioned within an MRI scanner that forms a strong magnetic field around the area to be imaged. (wikipedia.org)
- The RF signal may be processed to deduce position information by looking at the changes in RF level and phase caused by varying the local magnetic field using gradient coils. (wikipedia.org)
- The major components of an MRI scanner are the main magnet, which polarizes the sample, the shim coils for correcting shifts in the homogeneity of the main magnetic field, the gradient system which is used to localize the region to be scanned and the RF system, which excites the sample and detects the resulting NMR signal. (wikipedia.org)
- Magnetic Resonance Imaging (MRI) is a non-invasive imaging technique based on the principles of Nuclear Magnetic Resonance to reconstruct detailed images of the internal structure of the human body. (frontiersin.org)
- International Society of Magnetic Resonance Imaging in Medicine, Tenth Scientific Meeting. (queensu.ca)
Procedures1
- It combines a thorough understanding of the functioning of the human body and the influence of disease processes with an equally comprehensive understanding of medical technology and professional medical procedures. (tudelft.nl)
Hypothesis1
- Often however we have a prior hypothesis about the site of, or the signal of interest. (ox.ac.uk)
Model1
- Noninvasive electrical imaging of the heart: theory and model development. (ox.ac.uk)
Characteristics1
- The degree of deterioration in image quality varies depending on the turbidity of the water and the characteristics of the photographing camera. (joet.org)
Sequence1
- For the example presented, which involved two ectopic focii with large amounts of Gaussian noise (100 microV rms) present in the torso signals, the reconstructed activation sequence had a similarity index of 0.880 when compared to the input source. (ox.ac.uk)
Analysis2
- taken directly from the application) The O'Brien Center for Advanced Renal Microscopic Analysis will provide the resources and expertise necessary to apply structural and functional imaging technologies to further the understanding of renal disease processes. (grantome.com)
- In addition to AI for medical image analysis, the review paper presents three promising avenues for AI. (cdc.gov)
Organs1
- Often referred to as the "master gland", the pituitary gland synthesizes and releases various hormones that affect several organs throughout the body (see the images below). (medscape.com)
Data1
- Marius Pedersen har en bachelor i ingeniørfag, data (2006) og har en master i teknologi, medieteknikk (2007), begge fra Høgskolen i Gjøvik. (ntnu.no)
Vision3
- In: Proceedings of the IEEE/CVF International Conference on Computer Vision. (crossref.org)
- We are the Division of Computer Vision and Machine Learning at the Centre for Mathematical Sciences (Math-CVML). (lu.se)
- Similarly to the human vision system, the computer has to 'learn' how to accomplish this. (lu.se)
Techniques2
- To support utilization of these resources a cadre of basic scientists including microscopists, computer scientists, physiologists and cell and molecular biologists have been assembled to assist investigators in their scientific investigations, and in the development of new approaches and software for application to imaging techniques. (grantome.com)
- Shear and extensional flow fields are ubiquitous in the manufacture, processing and use of these everyday materials and yet, typical experimental techniques, like small angle scattering, only provide information about the quiescent or time-averaged state. (lu.se)
Cavernous2
- Cavernous angiomas are shown in the images below. (medscape.com)
- The lateral aspects of the pituitary are adjacent to the cavernous sinuses (see the image below). (medscape.com)
Contrast3
- Exogenous contrast agents may be given to the person to make the image clearer. (wikipedia.org)
- As shown in Fig. 1 , from among underwater image sensors, images taken with underwater optical cameras have low contrast and blurred clarity due to the absorption and scattering of light attributed to water and floating matter, such as plankton and sand. (joet.org)
- in contrast, the neurohypophysis develops from the infundibulum, which is a downward extension of neural ectoderm from the floor of the diencephalon (see the image below). (medscape.com)
Abstract1
- N A A B A B A A A N B A ABSTRACT "E-health" is a generic term covering the use of computer and communication applica- tions and technologies in health and medical care. (who.int)
Technique2
- Since its development in the 1970s and 1980s, MRI has proven to be a versatile imaging technique. (wikipedia.org)
- In addition, the underwater optical image was enhanced using the image processing technique of Image Fusion. (joet.org)
Prostate1
- 2008). Real-time MR Imaging Controlled by Transperineal Needle Placement Device for MRI-guided Prostate Biopsy . (queensu.ca)
Digital2
- Digital imaging is increasingly used for evaluation of dental caries, oral pathology, and presurgical and preorthodontic treatment assessment. (medscape.com)
- DICOM (Digital Imaging and Communication in Medicine) is a standard for handling, storing, printing, and transmitting information in medical imaging. (medscape.com)