image processing research paper 91


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Colour model analysis for microscopic image processing
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ABSTRACT This article presents a comparative study between different colour models (RGB, HSI and CIEL* a* b*) applied to a very large microscopic image analysis. Such analysis of different colour models is needed in order to carry out a successful detection and therefore

Image processing with C/C+
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This tutorial is directed towards students that are not familiar with image processing or C/C++. Part I in troduces some basic images processing techniques, it explains how to handle digital images and perform basic operations. Part II covers advanced programming

Statistical image processing in the Virtual Observatory context
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ABSTRACT In an inter-disciplinary collaborative project, we have designed a framework to execute statistical image analysis techniques for multiwavelength astronomical images. This paper describes an interactive tool, AIDA_WF, which helps the astronomer to design and

From prosopagnosia to image processing: feature enhancement module
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ABSTRACT Prosopagnosia is a term coming from Greeks words prosop(face) and agnosia(inability/impossibility to recognize or to identify it), also known as face blind affection. It might be present in different proportions in not so rare persons as it was

Reconfigurable platform-based design in FPGAs for video image processing
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ABSTRACT This thesis examines methods for increasing productivity in the design of reconfigurable systems. Unrelenting advances in the transistor density of integrated circuits have resulted in Field-Programmable Gate Arrays (FPGAs) with sufficient resources to

Advanced Image Processing for Solar Physics
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Page 1. Advanced Image Processing for Solar Physics Advanced Image Processing for Solar Physics RT James McAteer Page 2. Advanced Image Processing for Solar Physics Advanced Image Processing for Solar Physics RT James McAteer Soft X-ray (3-10keV)

A Lifting Based Wavelet Transform VLSI Architecture for Image Processing
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The discrete wavelet transform (DWT) is being increasingly used for image coding. This is due to the fact that DWT supports features like progressive image transmission (by quality, by resolution), ease of compressed image manipulation. DWT has traditionally been

Clinical image processing engine
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ABSTRACT Our group provides clinical image processing services to various institutes at NIH. We develop or adapt image processing programs for a variety of applications. However, each program requires a human operator to select a specific set of images and

Probabilistic Measure Of Colour Image Processing Fidelity
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In the paper a probabilistic approach to quality assessment of image processing algorithms is proposed. Presented scalar measure can be used for any colour space and gives very similar results regardless on the image content. It can be an interesting supplement to

Image Processing to Detect and Classify Situations and States of Elderly People
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Monitoring and tracking of elderly people using vision algorithms is an strategy gaining relevance to detect anomalous and potentially dangerous situations and react immediately. In general vision algorithms for monitoring and tracking are very costly and take a lot of

Image Processing: Algorithms and Systems VI
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The papers included in this volume were part of the technical conference cited on the cover and title page. Papers were selected and subject to review by the editors and conference program committee. Some conference presentations may not be available for publication.

Automated digital image processing for volume change measurement in triaxial cells
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ABSTRACT An automated digital image processing technique is presented for the measurement of specimen volume change during triaxial testing. A digital camera is fixed at a constant distance from the triaxial cell. Pictures taken at various intervals are processed

Metrological Tool for the Characterization of Flame Fronts Based on the Coupling of a Heat Flux Approach with Image Processing Data
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ABSTRACT The aim of this paper is to present some improvements in the metrology of forest fire flames by coupling image processing and radiative heat flux measurement. A new metrological tool using a visual video camera and a specific multiple thermal sensors is

Development issues in using FPGAs for image processing
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ABSTRACT Field programmable gate arrays (FPGAs) offer many performance benefits for executing image processing applications. Developing the algorithms to solve image processing problems is one aspect of using FPGAs; these algorithms must then be

Digital image processing as an integral component of optical design
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ABSTRACT The design of modern imaging systems is intricately concerned with the control of optical aberrations in systems that can be manufactured at acceptable cost and with acceptable manufacturing tolerances. Traditionally this involves a multiparameter

Tactile-optical 3D sensor applying image processing
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ABSTRACT The tactile-optical probe (so-called fiber probe) is a well-known probe in micro- coordinate metrology. It consists of an optical fiber with a probing element at its end. This probing element is adjusted in the imaging plane of the optical system of an optical

Large scale parallel document image processing
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ABSTRACT Building a system which allows to search a very large database of document images requires professionalization of hardware and software, e-science and web access. In astrophysics there is ample experience dealing with large data sets due to an

3D Mapping in IMAGE PROCESSING



Common problems encountered in 3D mapping of geological contacts using high-resolution terrain and image data
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Common problems encountered in 3Dmapping of geological contacts Geological data extraction from lidar 3-D photorealistic models Mapping the distribution

IRISH MACHINE VISIONIMAGE PROCESSING Conference proceedings 2015
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from sparse mapping to 3D perception Abstract

Devices, Systems, and Methods for Automated Monitoring enabling Precision Agriculture
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We assert that the dense mapping of orchards and vineyards is a task best served by aerial platforms and hand-held sensors. Fig.Reconstructed multi-spectral 3D point cloudFig. 5: Reconstructed 3-D point cloud of a row of grape trees at the vineyard in Galt, CA.

Advanced PV modules inspection using multirotor UAV
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General sequence of the process is preparation of Aerial photo – Ortho correction – Orthophoto 3D model.Figure 8:Image distortion in 3-D scene caused by sunlight reflectionInfrared imaging and aerial photo- mapping technologies are applied for PV rooftop visual inspection The perspective projection model is formulated to describe the mapping of the 3D real world onto the 2D image plane with its intrinsic and extrinsic calibration parameters. Image analysis typically begins with the identification of features.

Conference 9330: Three-Dimensional and Multidimensional Microscopy: Image Acquisition and Processing XXII
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To demonstrate stable and high speed 3-D imaging, a large area beam is illuminated to the sampleis advantageous in rapid imaging of turbid samples, making 3D orientation mapping of collagenof the OCT setups have to go through the acquisition of a full 3Dimage to isolate

Signal Processing Challenges in Quantitative 3-D Cell Morphology
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In the specific context of 3-D bioimaging, the image recovery and segmentation aspects have received extensive focus from the signal processing community over the last several decades, as illustrated by the recent introduction of challenges at the IEEE International

Dense and Swift Mapping with Monocular Vision
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error: for each pixel ui in a reference image frame Ir, we back-project the pixel along a discrete set of inverse depth distances j in the interval obtaining the 3D pose forPage 7. Dense and Swift Mapping 7(d) sg = 0.0684, sr = 1 0 20 40 60 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7

Compressed Sensing Environmental Mapping by an Autonomous Robot
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Figure 3d shows the difference between the original image and the reconstructed one.tonomous robot for mapping environment variables.The image reconstruction algorithm minimizes the data fitting error plus the l1 norm of the gradient of the image, which captures piecewise

Automatic 2D-to-3D Image Conversion based on Depth Map Estimation
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the visual attention of mapping the saliency regions from the position close to the viewer while mapping the non D is the Max depth into the screen, and it is set to 10cmFigure 8. Process of 3DImage Visualization (a) Left-view Image (b) Right- view Images (c) Stereoscopic Image

A Platform for Mobile Image Recognition and Mobile Mapping in Local Based Services
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Processing To assess the feasibility of automated line extraction with 3D positioning and EXPERIMENTAL SCENARIOS, RESULTS AND EVALUATION If image measurements from GPS/INS are tothe result of exterior orientation must be actually applied in mapping and editing

Interactive Virtual Indoor Navigation System using Visual Recognition and Pedestrian Dead Reckoning Techniques
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3Dmapping of the environment YES NO NO NOIn addition to that, the 3D view of the virtual map is seen as an important element in improving the[3] D. Schmalstieg, T. Langlotz and M. Billinghurst,

A Better User Experience in Mobile Indoor Navigation System using Augmented Reality
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The approach is based on an offline hybrid approach that utilizes visual image processing and object recognition capabilities coupled with a Pedestrian Dead Reckoning (PDR) system. 3Dmapping of the environment YES NO NO NO

UAS deployment and data processing during the Balkans flooding with the support to Mine Action
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and that the effectiveness of area reduction techniques like the use of the UAS, combined with 3Dmapping predicting theBeside the mapping flight the UAS was used also for inspection and for aerial assessment fightsFigure 5 Post-processing of UAS image data for demining.

Augmented World: Real Time Gesture Based Image Processing Tool with Intel RealSenseTechnology
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Table 1. Algorithm of Hand Tracking System Complete hand tracking and mapping3D hand coordinates to hand marker is presented in algorithm is presented in Table 1. 3.2. Rendering ModesTherefore, users can perform pure image processing operations in the image mode.

Optical Mapping with a Precise Image Registration to Observe Late Phase 3 EAD
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This finding was confirmed from the waveforms as well as from an analysis of the size of the depolarized area and elevated calcium area, respectively, for the image frames 174 to 179 during the 3rd postshock activity (Fig.Future studies using 3-D optical mapping of the

3D Elevation Model of Lunar Muti-Craters on Single Charge-coupled Device Image
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Therefore Building the 3-D lunar map plays an important role in the mission planning and navigation of the probe.[11]X. Xu, A. Xu, S. Liu, Z. Xu. 3D reconstruction algorithm for lunar crater

Compressed Sensing Environmental Mapping by an Autonomous Robot
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Figure 3d shows the difference between the original image and the reconstructed one.We have demonstrated a simple yet useful prototype autonomous robot for mapping environment variables. the data fitting error plus the l1 norm of the gradient of the image, which captures

Dynamic Gesture Recognition based on Image Sequence
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Marr stated that the main task of visual process is to restore quantitatively from image's reflective scenes the profile and spatial position of 3D objects.Based on the mapping from image feature space to gesture space, we can estimate directly gesture.

Accuracy Analysis of Structure Modeling using Continuous Panoramic Image
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Second, compared to the existing laser scanner, total station, or GNSS, the method of using continuous panoramic image could reduce the time for actual survey and 3D modeling; the acquired images can be used in texture mapping.

2D mapping



Automatic 2D-to-3D Image Conversion based on Depth Map Estimation
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Abstract Recent advances in 3D have increased the importance of stereoscopic content creation and processing. Therefore, converting existing 2D contents into 3D contents is very important for growing 3D market. The most difficult task in 2D-to-3D conversion is

A Novel Approach for Image Denoising Using Digital Filters
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and quantization process that is frequently referred to as digitization [4]. The 2D continuous image achieved by using the normalized cumulative histogram as the grey scale mapping function Modification to enhance the image quality using histogram can be categorised as three

Detecting Change for Multi-View, Long-Term Surface Inspection
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is to detect environmental changes such as the extent of deforestation on a 2Dmap built from crack map was rasterised, with width determined by a second perlin noise map, resulting inThe perlin maps provided coherent randomness in the crack behaviour across image scales

Qualification of multi-crystalline silicon wafers by optical imaging for industrial use
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3.1 The mapping of dislocations Optical images (photocopies) were made of a set of multi-crystalline wafers, which hadFigure 5: Distribution of the calculated cell potential at open circuit using the dislocation map from Figure 2. Blue: high 2D FEM calculations confirm this picture

Optical Mapping with a Precise Image Registration to Observe Late Phase 3 EAD
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Waveforms at the starting timing of late phase 3 EAD or Vm/Cai 2+ mismatch 2D excitationIn addition, because the calcium map was noisy, observation of the excitation of the heart was complicated.2+ optical mapping data.

QSIM: quantitative structured illumination microscopy image processing in ImageJ
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Figure 3 Screenshots of operating QSIM's Single 2DImageProcessing moduleThe resultant noise maps (Figure 5c and d) thereby provide users with a tool to assess the images calculated by QSIM, we calculated the histograms of the measured photons and noise map for the

Morphological Image Processing for Road Anomalies Detection Using 2D Images and Video Data.
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and Canada road network [4], and a Googleinitiative in Poland on mapping potholes, using theThe collected data is sent to Google, which displays this additional information on Google Maps.The collected 2Dimages and video data were taken from a locality situated in the

Image processing algorithms for automated analysis of GMR data from inspection of multilayer structures
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Therefore, the unidirec- tional current measurements appear to be skewed, and a reverse mapping to theThe next step is image shearing,targeted to map the skewed image to itsThe operation can be expressed as affine 2D transformation of data with the help of matrix

Age estimation based on AAM and 2D-DCT features of facial images
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Thus, the mapping from the image space to the manifold space can be done either by linear or by nonlinearThen a linear transformation maps the D-dimensional data space into a d- dimensional parameter space where .All these properties lead us to use 2D-DCT in AE field.

Printed Document Authentication Using Two-Dimensional (2D) Barcodes and Image Processing Techniques
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the document will show that there is a difference in data values between the two document images. To design a descriptor of an image, a histogram of the image is generated as followWhere MN × are a 2Dmapping for a digital image correspond to y-axis and x-axis respectively

Performance Analysis of Roberts Edge Detection Using CUDA and OpenGL
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of blockDim.x) Then, performing a texture lookup in a given 2D sampler with the Map the graphics resources (PBO) in resources for access by CUDA using cudaGraphicsMapResourcess Floating Point Performance 883.7 GFLOPS Shading Units 512 Texture Mapping Units 32

A 2D-DCT Image Processing in Matlab and Voice Informatics Based Remote Home Monitoring and Security System
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Processing JPEG-Compressed Images and Documents, IEEE Transactions on ImageProcessing, A new face detection technique using 2d dct and self organizing feature map, Proc.

A Taxonomy of Integration Techniques for Spatial and Non-Spatial Visualizations
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same color across domains (Va/sVs/a). Another application of VV is the usage of rendered (screen space) information from the source domain as input, eg, for texture mapping in the WYL*14] show overlays with abstracted traffic flow data on a 2D street map (VaVs maps (second row) due to various factors such as reflectance, occlusion, fine facial texture, andfor analog video or 720 480 for digital video) compared to a scanned document image.While for FRiD, facial images are often ex- tracted beforehand and a face recognition prob

NumPy/SciPy Recipes for Image Processing: Creating Fractal Images
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first, we need to address the fact that any rectangular subset of the complex plane contains a continuum of points but a digital image or 2D pixel array onlyget list of names of matplotlib color maps cmaps = [m foriterate over color map names, determine # color map and file

Two-dimensional near infrared spectroscopic imaging of the hand to assess microvascular abnormalities in systemic sclerosis: a pilot study
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camera (Kent camera, Kent Imaging, Calgary, Canada) to acquire oxygen-saturation 2Dmaps of thea rapid recovery of oxygen satura- tion level starting from the first image after theto one patient and one control, we can conclude that NIR spectroscopy 2Dmapping of oxygen

Client-side Medical Image Colorization in a Collaborative Environment
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the resulting pixel data from the 2D CT slices it is achieved by mapping the HUof the 3D volume rendering by adding those slices as textures to parallel 2D planes provided Automatic Perceptual Color Map Generation for

Stereo Matching Algorithm Based on 2D Delaunay Triangulation
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After the 2D triangulation of the reference image, each triangle is initially assumed to present uniform depth.Figure 4: Compare results of disparity maps.the proposed method is about 1s and the matching accuracy is 93% compared with that of ground truth map.

Graph signal processing–a probabilistic framework
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W that are symmetric and non-negative, satisfying (6). We now show that when such a matrix W is mapped to alight of the 1-1 correspondence between W and Q (= ˆQ), this proves that there is an injective mapping from the2. A few intuitive graph models for 1D and 2Dimages.

Real-time noise-aware tone mapping
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This is carried out using an artificial 2D signal with a range of different edge properties, seeAdding the noise-aware capabilities, the tone mapping output at both pixels show reduced temporalis apparent analyzing the brighter pixel, for which the tone curve adapts to map it to a
image processing research paper 85

image processing research paper 92


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