High frame-rate imaging
Investigation on 3D high frame rate imaging with motion compensation (MoCo)
... obtain high-frame-rate imaging ( 500 to 10 000 frame/s ) while keeping a high enough image ...between frame rate and image quality which will depend on the targeted ...
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High frame rate synthetic aperture duplex imaging
... the high velocities in systole or be optimized for the lower diastolic ...at high frame rates. The frame rate equals the effective pulse repetition frequency of each imaging ...
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High-frame rate vector flow imaging of the carotid bifurcation
... flow imaging (VFI) is becoming available from several ...quantitative imaging of vortex formation, which is not clearly distinguishable in the color Doppler ...
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High frame rate synthetic aperture vector flow imaging for transthoracic echocardiography.
... 2-D high frame rate vector velocity imaging for transthoracic cardiac ...for high frame rate synthetic aperture flow ...
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High Frame-Rate Coherent Diverging Wave Imaging with 2-D Motion Compensation
... Abstract—The use of diverging ultrasound waves provides enhanced temporal resolution for cardiac function assessment. However, current image formation techniques using coherent summation, are susceptible to motion ...
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CAM-HFR-A HIGH FRAME RATE CAMERA
... The camera iris control can be adjusted to accommodate a range of ambient lighting conditions. Furthermore, the camera exposure time can be controlled from the AcqKnowledge software to allow for the sharpest ...
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Contrast-Enhanced High-Frame-Rate Ultrasound Imaging of Flow Patterns in Cardiac Chambers and Deep Vessels
... With respect to the technical implementation in clini- cal equipment, the current echoPIV algorithms require much longer processing times compared with Doppler- based techniques which contain much smaller numbers of ...
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2-D and 3-D high frame-rate Pulse Wave Imaging for the characterization of focal vascular disease
... and high- frequency ...the high-frequency transducer images the plaque on the anterior wall with increased ...and high frequency, ...relatively high 𝑣 𝑃𝑊𝐼 , indicating low ...the ...
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Multi exposure laser speckle contrast imaging using a high frame rate CMOS sensor with a field programmable gate array
... Results from a rotating diffuser indicate that both multi-exposure LSCI and LDI provide a linear response to changes in velocity. This cannot be obtained using single-exposure LSCI unless an appropriate model is used for ...
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Generating high frame rate MR images using surrogate signals
... increases imaging time significantly and in some cases requires the patient to perform a specific breathing ...continuously imaging the heart with an ...
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A high frame rate wearable EIT system using active electrode ASICs for lung respiration and heart rate monitoring
... For EIT operation, the system was first calibrated by connecting the odd and even number electrodes to each end of a single load, providing 928 voltages (excluding the injecting pair) after a typical EIT scan. After ...
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Generating high frame rate MRI images using a surrogate signal A Supervised Learning Approach
... The imaging modality used is ...same high frequency of the surrogate ...Having high frequency MR images with high contrast and spatial resolution is very beneficial for tracking and targeting ...
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Title :Non-Gaussian Noise Reduction and Object Tracking of High Frame Rate VideosAuthor (s) :P.Karthika, C.Saraswathy
... domain. Pixel domain – the filtering is performed directly on pixel intensities Transform domain –wavelet transform is performed to achieve a sparse representation of the video signal, and then the transform coefficients ...
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Sewer Discharge Estimation by Stereoscopic Imaging and Synchronized Frame Processing
... flow rate is measured by combining image-based approaches of water-level measurement and surface velocity ...relatively high accuracy of water-level estimation claimed by the authors (the root mean square ...
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High frame rate contrast enhanced ultrasound particle image velocimetry near the stented superficial femoral artery : A feasibility study
... 2.1 Medical ultrasound US imaging principles are based on the differences in acoustic impedance between dif- ferent types of tissue, i.e. differences in density or compressibility of the tissue. An US pressure ...
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High speed electrochemical imaging
... temperature, solution composition etc.) may become a serious issue and usually only a single image or a few snapshots at a given set of experimental parameters can be recorded, often over a rather limited area. ...
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Efficient Hybrid Image Warping for High Frame-Rate Stereoscopic Rendering
... • A GPU-based depth-aware, low-pass filter for hole filling which achieves higher quality than existing algorithms We demonstrate our algorithms for practical virtual reality scenar- ios by extending an open-source ...
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Real-time high-resolution video stabilization using high-frame-rate jitter sensing
... fastest rate of our sta- bilization is ...the high- frequency jitter component, and that the 2048 × 2048 images were stabilized so as to significantly reduce the apparent motion of the background objects ...
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Frame registration for motion compensation in imaging photoplethysmography
... The aim of this study is to understand how various parameters influence iPPG signal quality, starting from an object that could mimic the shape of human subject, but does not exhibit any time-varying pulsatile ...
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Smoothness perception : investigation of beat rate effect on frame rate perception
... Received: date / Accepted: date Abstract Despite the complexity of the Human Vi- sual System (HVS), research over the last few decades has highlighted a number of its limitations. These lim- itations can be exploited in ...
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