70 Result(s)
within
English
Image Processing and Computer Vision
Pattern Recognition
Ben Ep**er
Article
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Article
Optimal template matching by nonorthogonal image expansion using restoration
In this paper we present a novel approach for template matching. The basic principle is expansion matching and it entails signal expansion into a set of nonorthogonal templatesimilar basis functions. The coeff...
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Fast multiplier bit-product matrix reduction using bit-ordering and parity generation
The “Wallace Tree/Dadda Fast Multiplier” consists of the following three steps: 1) form a bit-product matrix; 2) reduce the bit-product matrix to two rows; and 3) sum the two rows. This article describes a nov...
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Article
Image recognition with an analog neural net chip
We developed a machine vision system around an analog neural net chip and used it in several applications. Some of them were: locating the address blocks on mail pieces, finding the identification numbers on r...
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FEG structures for representation and recognition of 3-D polyhedral objects
The paper proposes a fast O(n 2.5) recognition algorithm for partially occluded 3D polyhedral objects, where n is the number of the polyhedron vertices.
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Automatic extraction of printed mathematical formulas using fuzzy logic and propagation of context
This paper describes a new method to segment printed mathematical documents precisely and extract formulas automatically from their images. Unlike classical methods, it is more directed towards segmentation r...
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Algorithmic Fusion for More Robust Feature Tracking
We present a framework for merging the results of independent feature-based motion trackers using a classification based approach. We demonstrate the efficacy of the framework using corner trackers as an examp...
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Classification of Arabic script using multiple sources of information: State of the art and perspectives
In this paper, we present a review of the state of the art in the current classification techniques used in the optical character recognition of the Arabic script (AOCR). We consider multiple sources of inform...
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Algorithmic-level Specification and Characterization of Embedded Multimedia Applications with Design Trotter
Designing embedded systems is a challenging task during which wrong choices can lead to extremely costly re-design loops, especially when these wrong choices are made during the algorithm specification and the...
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Edge-based Segmentation Using Robust Evolutionary Algorithm Applied to Medical Images
Although medical image segmentation is a hard task in image processing, it is possible to reduce its complexity by considering it as an optimization problem. This paper presents a robust evolutionary algorithm...
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A Statistical Overlap Prior for Variational Image Segmentation
This study investigates variational image segmentation with an original data term, referred to as statistical overlap prior, which measures the conformity of overlap between the nonparametric distributions of ima...
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Open AccessLeakage-Aware Multiprocessor Scheduling
When peak performance is unnecessary, Dynamic Voltage Scaling (DVS) can be used to reduce the dynamic power consumption of embedded multiprocessors. In future technologies, however, static power consumption du...
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Open AccessInstruction-Level Fault Tolerance Configurability
Due to modern technology trends such as decreasing feature sizes and lower voltage levels, fault tolerance (FT) is becoming increasingly important in computing systems. Several schemes have been proposed to en...
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Open AccessParallel Scalability of Video Decoders
An important question is whether emerging and future applications exhibit sufficient parallelism, in particular thread-level parallelism, to exploit the large numbers of cores future chip multiprocessors (CMPs...
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General Geometric Good Continuation: From Taylor to Laplace via Level Sets
Good continuation is the Gestalt observation that parts often group in particular ways to form coherent wholes. Perceptual integration of edges, for example, involves orientation good continuation, a property whi...
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Multi-Spectral Imaging by Optimized Wide Band Illumination
We present a novel active imaging approach that uses optimized wide band filtered illumination to obtain multi-spectral reflectance information. Our optimization algorithm utilizes light source and camera spec...
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Compiling for Reduced Bit-Width Queue Processors
Embedded systems are characterized by the requirement of demanding small memory footprint code. A popular architectural modification to improve code density in RISC embedded processors is to use a reduced bit-...
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Xetal-II: A Low-Power Massively-Parallel Processor for Video Scene Analysis
A processor architecture combining high-performance and low-power is presented. A prototype chip, Xetal-II, has been realized in 90 nm CMOS technology based on the proposed architecture. Recent experimental re...
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Open AccessColor image segmentation using multi-level thresholding approach and data fusion techniques: application in the breast cancer cells images
In this article, we present a new color image segmentation method, based on multilevel thresholding and data fusion techniques which aim at combining different data sources associated to the same color image i...
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FPGA architecture of the LDPS Motion Estimation for H.264/AVC Video Coding
Motion estimation is a highly computational demanding operation during video compression process and significantly affects the output quality of an encoded sequence. Special hardware architectures are required...
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Shape-Based Object Detection via Boundary Structure Segmentation
We address the problem of object detection and segmentation using global holistic properties of object shape. Global shape representations are highly susceptible to clutter inevitably present in realistic imag...
