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  1. Loudspeaker equalization is an essential technique in audio system design. A well-known equalization scheme is based on the deconvolution of the desired equalized response with the measured impulse response of...

    Authors: Wee Ser, Peng Wang and Ming Zhang

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:829356

    Content type: Research Article

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  2. It has been shown that integration of acoustic and visual information especially in noisy conditions yields improved speech recognition results. This raises the question of how to weight the two modalities in ...

    Authors: Martin Heckmann, Frédéric Berthommier and Kristian Kroschel

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:720764

    Content type: Research Article

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  3. We aim at modeling the appearance of the lower face region to assist visual feature extraction for audio-visual speech processing applications. In this paper, we present a neural network based statistical appe...

    Authors: Philippe Daubias and Paul Deléglise

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:720534

    Content type: Research Article

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  4. Visual speech recognition is an emerging research field. In this paper, we examine the suitability of support vector machines for visual speech recognition. Each word is modeled as a temporal sequence of visem...

    Authors: Mihaela Gordan, Constantine Kotropoulos and Ioannis Pitas

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:427615

    Content type: Research Article

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  5. We present a new approach to the source separation problem in the case of multiple speech signals. The method is based on the use of automatic lipreading, the objective is to extract an acoustic speech signal ...

    Authors: David Sodoyer, Jean-Luc Schwartz, Laurent Girin, Jacob Klinkisch and Christian Jutten

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:382823

    Content type: Research Article

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  6. There has been growing interest in introducing speech as a new modality into the human-computer interface (HCI). Motivated by the multimodal nature of speech, the visual component is considered to yield inform...

    Authors: Xiaozheng Zhang, Charles C. Broun, Russell M. Mersereau and Mark A. Clements

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:240192

    Content type: Research Article

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  7. Strides in computer technology and the search for deeper, more powerful techniques in signal processing have brought multimodal research to the forefront in recent years. Audio-visual speech processing has bec...

    Authors: Eric K. Patterson, Sabri Gurbuz, Zekeriya Tufekci and John N. Gowdy

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:208541

    Content type: Research Article

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  8. Stereoscopic image sequence processing has been the focus of considerable attention in recent literature for videoconference applications. A novel Bayesian scheme is proposed in this paper, for the segmentatio...

    Authors: George A. Triantafylllidis, Dimitrios Tzovaras and Michael G. Strintzis

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:940529

    Content type: Research Article

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  9. This paper treats real-time tracking of a human head using an analysis by synthesis approach. The work is based on the Structure from Motion (SfM) algorithm from Azarbayejani and Pentland (1995). We will analy...

    Authors: Jacob Ström

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:873945

    Content type: Research Article

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  10. This paper studies a new method for three-dimensional (3D) facial model adaptation and its integration into a text-to-speech (TTS) system. The 3D facial adaptation requires a set of two orthogonal views of the...

    Authors: Nikos Grammalidis, Nikos Sarris, Fani Deligianni and Michael G. Strintzis

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:764808

    Content type: Research Article

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  11. We discuss two image-based 3D modeling methods based on a multiresolution evolution of a volumetric function′s level set. In the former method, the role of the level set implosion is to fuse ("sew" and "stitch...

    Authors: Augusto Sarti and Stefano Tubaro

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:724138

    Content type: Research Article

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  12. This paper deals with video coding of static scenes viewed by a moving camera. We propose an automatic way to encode such video sequences using several 3D models. Contrary to prior art in model-based coding wh...

    Authors: Franck Galpin and Luce Morin

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:625087

    Content type: Research Article

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  13. This paper presents a novel technique for simplifying a triangulated surface at different levels of resolution. While most existing algorithms, based on iterative vertex decimation, employ the distance for err...

    Authors: Il Dong Yun, Kyowoong Choo and Sang Uk Lee

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:540620

    Content type: Research Article

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  14. In the framework of MPEG-4, one can include applications where virtual agents, utilizing both textual and multisensory data, including facial expressions and nonverbal speech help systems become accustomed to ...

    Authors: Amaryllis Raouzaiou, Nicolas Tsapatsoulis, Kostas Karpouzis and Stefanos Kollias

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:521048

    Content type: Research Article

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  15. This paper presents a novel approach of fingerprint image enhancement that relies on detecting the fingerprint ridges as image regions where the second directional derivative of the digital image is positive. ...

    Authors: Marius Tico, Vesa Onnia and Pauli Kuosmanen

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:327301

    Content type: Research Article

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  16. Estimation of the shape dissimilarity between 3D models is a very important problem in both computer vision and graphics for 3D surface reconstruction, modeling, matching, and compression. In this paper, we pr...

    Authors: In Kyu Park, Kyoung Mu Lee and Sang Uk Lee

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:259192

    Content type: Research Article

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  17. Authors: Michael G. Strintzis, Ferran Marques and Fabio Lavagetto

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:168152

    Content type: Research Article

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  18. The discrete multitone (DMT) modulation/demodulation scheme is the standard transmission technique in the application of asymmetric digital subscriber lines (ADSL) and very-high-speed digital subscriber lines (VD...

    Authors: Tsun-Shan Chan, Jen-Chih Kuo and An-Yeu (Andy) Wu

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:968637

    Content type: Research Article

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  19. The problem of detecting negative weight cycles in a graph is examined in the context of the dynamic graph structures that arise in the process of high level synthesis (HLS). The concept of adaptive negative cycl...

    Authors: Nitin Chandrachoodan, Shuvra S. Bhattacharyya and K. J. Ray Liu

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:952862

    Content type: Research Article

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  20. To enable floating-point (FP) signal processing applications in low-power mobile devices, we propose lightweight floating-point arithmetic. It offers a wider range of precision/power/speed/area trade-offs, but...

    Authors: Fang Fang, Tsuhan Chen and Rob A. Rutenbar

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:945128

    Content type: Research Article

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  21. We present AVSynDEx (concatenation of AVS http://static-content.springer.com/image/art%3A10.1155%2FS1110865702205016/MediaObjects/13634_2001_Article_919_IEq1_HTML.gif SynDEx), a rapid prototyping process aiming to the implementation of digital signal processing...

    Authors: Virginie Fresse, Olivier Déforges and Jean-François Nezan

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:896506

    Content type: Research Article

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  22. Authors: Yuke Wang and Yu Hen Hu

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:680295

    Content type: Research Article

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  23. This article is an introduction to the FRIDGE design environment which supports the design and DSP implementation of fixed-point digital signal processing systems. We present the tool-supported transformation ...

    Authors: Martin Coors, Holger Keding, Olaf Lüthje and Heinrich Meyr

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:647678

    Content type: Research Article

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  24. We develop wavelet engines on a digital signal processors (DSP) platform, the target application being image and intraframe video compression by means of the forthcoming JPEG2000 and Motion-JPEG2000 standards....

    Authors: Stefano Gnavi, Barbara Penna, Marco Grangetto, Enrico Magli and Gabriella Olmo

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:458215

    Content type: Research Article

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  25. In the cable network services, the audio/video entertainment contents should be protected from unauthorized copying, intercepting, and tampering. Point-of-deployment (POD) security module, proposed by

    Authors: Chang Nian Zhang, Hua Li, Nuannuan Zhang and Jiesheng Xie

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:423858

    Content type: Research Article

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  26. This paper presents an iteration space partitioning scheme to reduce the CPU idle time due to the long memory access latency. We take into consideration both the data accesses of intermediate and initial data....

    Authors: Zhong Wang, Edwin Hsing-Mean Sha and Yuke Wang

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:391670

    Content type: Research Article

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  27. Parallel (or block) FIR digital filters can be used either for high-speed or low-power (with reduced supply voltage) applications. Traditional parallel filter implementations cause linear increase in the hardw...

    Authors: Jin-Gyun Chung and Keshab K. Parhi

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:298723

    Content type: Research Article

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  28. This paper presents a CORDIC (coordinate rotation digital computer) algorithm and architecture for the rotation mode in which the directions of all micro-rotations are precomputed while maintaining a constant ...

    Authors: Martin Kuhlmann and Keshab K. Parhi

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:137251

    Content type: Research Article

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  29. Authors: Anand G. Dabak, Erik Dahlman and Giridhar D. Mandyam

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:973145

    Content type: Research Article

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  30. We address the problem of high-data-rate orthogonal frequency division multiplexed (OFDM) systems under restrictive bandwidth constraints. Based on recent theoretic results, multiple-input multiple-output (MIM...

    Authors: John D. Terry, Juha Heiskala, Victor Stolpman and Majid Fozunbal

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:809823

    Content type: Research Article

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  31. We address the problem of multiuser detection in fast fading multipath environments for DS-CDMA systems. In fast fading scenarios, temporal variations of the channel cause significant performance degradation e...

    Authors: Mohammad Jaber Borran and Behnaam Aazhang

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:797523

    Content type: Research Article

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  32. Orthogonal frequency division multiplexing (OFDM) is an effective technique for the future 3G communications because of its great immunity to impulse noise and intersymbol interference. The channel estimation ...

    Authors: Xiaowen Wang and K. J. Ray Liu

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:704508

    Content type: Research Article

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  33. To maximize the downlink code-division multiple access (CDMA) system capacity, we propose to minimize the total transmitted power of the system subject to users′ signal-to-interference ratio (SIR) requirements...

    Authors: Mohammad Saquib and Habibul Islam

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:498216

    Content type: Research Article

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  34. This paper deals with synchronous direct-sequence code-division multiple access (CDMA) transmission using orthogonal channel codes in frequency selective multipath, motivated by the forward link in 3G CDMA sys...

    Authors: Samina Chowdhury, Michael D. Zoltowski and J. Scott Goldstein

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:491578

    Content type: Research Article

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  35. A linear prefilter can be used to reduce the required complexity of a maximum likelihood sequence detector Viterbi algorithm (MLSD-VA) by shortening the overall channel and prefilter impulse response in dynami...

    Authors: Michael Boyle and Anthony D. Fagan

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:373925

    Content type: Research Article

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  36. Parameter estimation of time-varying non-Gaussian autoregressive processes can be a highly nonlinear problem. The problem gets even more difficult if the functional form of the time variation of the process pa...

    Authors: Petar M. Djurić, Jayesh H. Kotecha, Fabien Esteve and Etienne Perret

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:262156

    Content type: Research Article

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  37. We analyze the performance for reverse-link synchronous DS-CDMA system in a frequency-selective Rayleigh fading channel with an imperfect power control scheme. The performance degradation due to power control ...

    Authors: Seung-Hoon Hwang and Duk Kyung Kim

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:181597

    Content type: Research Article

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  38. The most important third generation (3G) cellular communications standard is based on wideband CDMA (WCDMA). Receivers based on TDMA style channel equalization at the chip level have been proposed for a WCDMA ...

    Authors: Kari Hooli, Markku Juntti, Markku J. Heikkilä, Petri Komulainen, Matti Latva-aho and Jorma Lilleberg

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:180318

    Content type: Research Article

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  39. This work aims at detecting surface defects on reflecting industrial parts. A machine vision system, performing the detection of geometric aspect surface defects, is completely described. The revealing of defe...

    Authors: Ralph Seulin, Frederic Merienne and Patrick Gorria

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:801489

    Content type: Research Article

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  40. Authors: Luciano da F. Costa and Fabrice Meriaudeau

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:713138

    Content type: Research Article

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  41. We present one method for detecting defects on an inclined textured plane. This method uses a combination of a shape from texture (SFT) method with the Delaunay triangulation technique. The SFT method provides...

    Authors: Justin Plantier, Laurent Boutté and Sylvie Lelandais

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:691045

    Content type: Research Article

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  42. This paper presents a surface inspection prototype of an automatic system for precision ground metallic surfaces, in this case bearing rolls. The surface reflectance properties are modeled and verified with op...

    Authors: Franz Pernkopf and Paul O'Leary

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:650750

    Content type: Research Article

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  43. Quality control in mammography is based upon subjective interpretation of the image quality of a test phantom. In order to suppress subjectivity due to the human observer, automated computer analysis of the Le...

    Authors: Lilian Blot, Anne Davis, Mike Holubinka, Robert Martí and Reyer Zwiggelaar

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:647019

    Content type: Research Article

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  44. A common objective in the web transport industry is to increase the velocity as much as possible. Some disturbances drastically limit this velocity. Time-varying eccentricity of the rolling winder is one of th...

    Authors: Christophe Doignon and Dominique Knittel

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:497390

    Content type: Research Article

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  45. This paper describes the implementation of INFIBRA, a machine vision system used in the quality control of acrylic fibre production. The system was developed by INETI under a contract with a leading industrial...

    Authors: Paulo Heleno, Roger Davies, Bento A. Brázio Correia and João Dinis

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:298501

    Content type: Research Article

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  46. Image data management in the semiconductor manufacturing environment is becoming more problematic as the size of silicon wafers continues to increase, while the dimension of critical features continues to shri...

    Authors: Kenneth W. Tobin, Thomas P. Karnowski, Lloyd F. Arrowood, Regina K. Ferrell, James S. Goddard and Fred Lakhani

    Citation: EURASIP Journal on Advances in Signal Processing 2002 2002:215759

    Content type: Research Article

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