shape descriptors
Fish Shape Recognition using Multiple Shape Descriptors
... various shape descriptors like 11 moment invariants, area ratios (3-concentric ring based and 8-sector based) and simple shape descriptors (eccentricity, compactness, convexity, ...
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Shape descriptors of the “never resting” microglia in three different acute brain injury models in mice
... the shape descriptors that best represent M/M ramification/elongation are area and perimeter, while circularity and solidity provide information on the ameboid ...whose shape does not change, did not ...
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Experimental Evaluation of the Performance of Local Shape Descriptors for the Classification of 3D Data in Precision Farming
... local shape descriptors (namely Point-Feature Histogram (PFH), Fast-Point-Feature Histogram (FPFH), Signature of Histograms of Orientations (SHOT), Rotational Projection Statistics (RoPS) and Spin Im- ages) ...
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Shape descriptors and statistical classification on areal topography data for tile inspection in tessellated surfaces
... Verification of conformance to design specifications in production, and identification of defects related to wear or other damage during maintenance, are key metrological aspects that must be addressed for micro-scale ...
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Density-Based 3D Shape Descriptors
... The use of 3D models is becoming increasingly more com- monplace with their distribution on the Internet and with the availability of 3D scanners. Many fields are focused on 3D object models: computer graphics, ...
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Performance Comparison of Fourier Transform and its Derivatives as Shape Descriptors for Mango Grading
... different shape de- scriptors namely Fourier Descriptor, Generic Fourier Descriptor and Wavelet Fourier ...as shape signature by all three shape ...define shape of mango ...these ...
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Shape descriptors and mapping methods for full field comparison of experimental to simulation data
... moment descriptors is investigated by assessing the mapping distortion of the four mapping techniques applied in the case of Zernike decomposition, as well as by analyzing the influence of the integration mesh ...
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3 D Shape Descriptors and Distance Metrics for Content Based Artefact Retrieval
... Shape D2 Cord Hist 1 Cord Hist 2 Cord Hist 3 Cord Histogram Area Volume Random.[r] ...
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PocketPicker: analysis of ligand binding-sites with shape descriptors
... proposed shape descriptor to detect conformational similarities in pocket shapes of aldose reductase structures was assessed with respect to the struc- tural analyses presented by Sotriffer and coworkers ...
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An Exploration of MPEG-7 Shape Descriptors
... Beyond examining these descriptors for image retrieval, the ART that is two the Angular Radial Transform called around MPEG-7 on familiarity should be with shape noted explore of a FPGA [r] ...
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PSO Optimized Log Gabor QBIC System
... Chaorong et al. [16] postulated a proficient color texture extraction method based on copula model that utilize Gabor wavelets. The foremost concern regarding the usage of color histograms for image retrieval includes ...
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A novel hybrid ultrafast shape descriptor method for use in virtual screening
... of descriptors for each training set rounded down (for example, a value of mtry = 12 would be used for the MACCS descriptor which has 166 bits, , which rounds down to ...four descriptors: MACCS, USR, UF4 ...
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A hybrid framework for nonlinear dynamic simulations including full field optical measurements and image decomposition algorithms
... The selection of the total number of Zernike moments is defined such that the normalized mean error calculated in all cases examined does not exceed 2%. Increasing this threshold results in a higher image condensation by ...
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3 D Content Based Retrieval and Classification with Applications to Museum Data
... colour, shape or ...the shape descriptors can be used as inputs to ...the descriptors produce xed length normalised histograms which are almost perfect for inputs to ...
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Quantitative shape analysis as a diagnostic and prescriptive tool in determining Fragilariforma (Bacillariophyta) taxon status
... in shape space are especially useful since each step in the or- thogonal polynomial curve fi tting process can be interpreted in biological terms (Stoermer & Ladewski 1982, Pappas & Stoermer ...2003). ...
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Aircraft Identification in High Resolution Remote Sensing Images using Shape Analysis
... overall shape features of aircraft for recognition, which is too idealistic for targets in remote sensing ...of shape as a ...object shape descriptors for identifying desired ...
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Linguistic Sign Language Recognition Though Image Based Approach
... ABSTRACT: Sign language recognition is a very challenging research area. In this proposed system, a well trained computer system is used to recognize static hand gestures representing linguistic words. The main aim of ...
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Efficiency of Direction-Length Code (DLC) to Represent Binary Objects
... based shape description techniques such as simple shape descriptors, correspondence based shape matching, boundary moments, stochastic method, spectral transform and other structural methods ...
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Shape based Object Classification using Knowledge Vector Code
... contour shape techniques take the whole shape contour for the shape ...The shape should be described as accurately as possible; on the other hand, a shape description should be as ...
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Human Motion Analysis via Statistical Motion Processing and Sequential Change Detection
... the shape of its Activity Area or on its magnitude and direction, derived from the Activity History ...Fourier Shape Descriptors represent the shape of each Activity Area, and are compared ...
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