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Page 9 of 73

  1. In this paper, we explore, extend and simplify the localization of the description ability of the well-established MPEG-7 (Scalable Colour Descriptor (SCD), Colour Layout Descriptor (CLD) and Edge Histogram De...

    Authors: C. Iakovidou, N. Anagnostopoulos, A. Kapoutsis, Y. Boutalis, M. Lux and S.A. Chatzichristofis

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:80

    Content type: Research

    Published on:

  2. This work studies the problem of channel direction information (CDI) probing for multi-antenna cognitive radio system. The CDI of the channel from the secondary transmitter (ST) to primary receiver (PR) is ele...

    Authors: Fang Yuan, Gabriel Porto Villardi, Fumihide Kojima and Hiroyuki Yano

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:79

    Content type: Research

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  3. In this paper, a sea clutter decomposition model is newlxy proposed. The decomposition structure is organized according to a comparison study between measured sea clutter and Lorenz chaotic signals. Based on t...

    Authors: Shengmiao Zhang, Jun Li, Zishu He, Wei Zhang and Huiyong Li

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:78

    Content type: Research

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  4. We investigate the detection and localization properties of harmonic tags working at microwave frequencies. A two-tone interrogation signal and a dedicated signal processing scheme at the receiver are proposed...

    Authors: Davide Dardari

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:77

    Content type: Research

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  5. This paper describes a novel two-stage dereverberation feature enhancement method for noise-robust automatic speech recognition. In the first stage, an estimate of the dereverberated speech is generated by mat...

    Authors: Sami Keronen, Heikki Kallasjoki, Kalle J. Palomäki, Guy J. Brown and Jort F. Gemmeke

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:76

    Content type: Research

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  6. Clustered microcalcifications (MCs) in mammograms are an important early sign of breast cancer in women. Their accurate detection is important in computer-aided detection (CADe). In this paper, we integrated t...

    Authors: Xiaoming Liu, Ming Mei, Jun Liu and Wei Hu

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:73

    Content type: Research

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  7. In this paper, we introduce a new biometric verification and template protection system which we call THRIVE. The system includes novel enrollment and authentication protocols based on threshold homomorphic en...

    Authors: Cagatay Karabat, Mehmet Sabir Kiraz, Hakan Erdogan and Erkay Savas

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:71

    Content type: Research

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  8. This paper presents extended techniques aiming at the improvement of automatic speech recognition (ASR) in single-channel scenarios in the context of the REVERB (REverberant Voice Enhancement and Recognition B...

    Authors: Feifei Xiong, Bernd T. Meyer, Niko Moritz, Robert Rehr, Jörn Anemüller, Timo Gerkmann, Simon Doclo and Stefan Goetze

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:70

    Content type: Research

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  9. A two-dimensional (2D) sparse signal model is developed for pulse Doppler MIMO radars. Using this model, we develop the 2D sparse learning via iterative minimization (2D SLIM) algorithm. Simulation results sho...

    Authors: Mohammad Jabbarian-Jahromi and Mohammad Hossein Kahaei

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:69

    Content type: Research

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  10. This paper proposes a general model of superdirectivity to provide analytical and closed-form solutions for arbitrary sensor arrays. Based on the equivalence between the maximum directivity factor and the maxi...

    Authors: Yong Wang, Yixin Yang, Zhengyao He, Yina Han and Yuanliang Ma

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:68

    Content type: Research

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  11. Digital processing of electroencephalography (EEG) signals has now been popularly used in a wide variety of applications such as seizure detection/prediction, motor imagery classification, mental task classifi...

    Authors: Turky Alotaiby, Fathi E Abd El-Samie, Saleh A Alshebeili and Ishtiaq Ahmad

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:66

    Content type: Review

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  12. In this paper, a multiple-symbol combined differential Viterbi decoding algorithm which is insensitive to frequency offset is proposed. According to the theories of multiple-symbol differential detection and m...

    Authors: Jingsong Hao, Shexiang Ma, Junfeng Wang and Xin Meng

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:64

    Content type: Research

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  13. We propose an approach to reverberant speech recognition adopting deep learning in the front-end as well as b a c k-e n d o f a r e v e r b e r a n t s p e e c h r e c o g n i t i o n s y s t e m, a n d a n o ...

    Authors: Masato Mimura, Shinsuke Sakai and Tatsuya Kawahara

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:62

    Content type: Research

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  14. This paper presents a system aiming at joint dereverberation and noise reduction by applying a combination of a beamformer with a single-channel spectral enhancement scheme. First, a minimum variance distortio...

    Authors: Benjamin Cauchi, Ina Kodrasi, Robert Rehr, Stephan Gerlach, Ante Jukić, Timo Gerkmann, Simon Doclo and Stefan Goetze

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:61

    Content type: Research

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  15. Reverberation and noise are known to severely affect the automatic speech recognition (ASR) performance of speech recorded by distant microphones. Therefore, we must deal with reverberation if we are to realiz...

    Authors: Marc Delcroix, Takuya Yoshioka, Atsunori Ogawa, Yotaro Kubo, Masakiyo Fujimoto, Nobutaka Ito, Keisuke Kinoshita, Miquel Espi, Shoko Araki, Takaaki Hori and Tomohiro Nakatani

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:60

    Content type: Research

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  16. This paper considers a family of pure analog coding schemes constructed from dynamic systems which are governed by chaotic functions—baker’s map function and its variants. Various decoding methods, including m...

    Authors: Yang Liu, Jing Li, Xuanxuan Lu, Chau Yuen and Jun Wu

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:58

    Content type: Research

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  17. This paper presents a new blind and robust image watermarking scheme based on discrete wavelet transform (DWT) and discrete cosine transform (DCT). Two DCT-transformed sub-vectors are used to embed the bits of...

    Authors: Ali Benoraira, Khier Benmahammed and Noureddine Boucenna

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:55

    Content type: Research

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  18. We present single-channel approaches to robust automatic speech recognition (ASR) in reverberant environments based on non-intrusive estimation of the clarity index (C 50). Our best perfor...

    Authors: Pablo Peso Parada, Dushyant Sharma, Patrick A. Naylor and Toon van Waterschoot

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:54

    Content type: Research

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  19. This paper proposes an approach to robustly build keypoint mappings on multispectral images. The distinctiveness and repeatability of descriptors often decrease significantly on multispectral images and thus g...

    Authors: Yong Li, Hongbin Jin, Wei Qiao, Jing Jing and Hang Yu

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:53

    Content type: Research

    Published on:

  20. The recently released REverberant Voice Enhancement and Recognition Benchmark (REVERB) challenge includes a reverberant automatic speech recognition (ASR) task. This paper describes our proposed system based o...

    Authors: Yuuki Tachioka, Tomohiro Narita and Shinji Watanabe

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:52

    Content type: Research

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  21. The REVERB challenge provides a common framework for the evaluation of feature extraction techniques in the presence of both reverberation and additive background noise. State-of-the-art speech recognition sys...

    Authors: Md Jahangir Alam, Vishwa Gupta, Patrick Kenny and Pierre Dumouchel

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:50

    Content type: Research

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  22. A new method to smooth the target hybrid state with Gaussian mixture measurement likelihood-integrated track splitting (GMM-ITS) in the presence of clutter for a high pulse repetition frequency (HPRF) radar is...

    Authors: Uzair Khan, Yi Fang Shi and Taek Lyul Song

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:47

    Content type: Research

    Published on:

  23. Electrocardiogram (ECG) is conducted to monitor the electrical activity of the heart by presenting small amplitude and duration signals; as a result, hidden information present in ECG data is difficult to dete...

    Authors: Danni Ai, Jian Yang, Zeyu Wang, Jingfan Fan, Changbin Ai and Yongtian Wang

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:46

    Content type: Research

    Published on:

  24. This paper presents a distributed approach to optimal power flow (OPF) in an electrical network, suitable for application in a future smart grid scenario where access to resource and control is decentralized. ...

    Authors: Tomaso Erseghe

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:45

    Content type: Research

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  25. Electric grids are interconnected complex systems consisting of generation, transmission, distribution, and active loads, recently called prosumers as they produce and consume electric energy. Additionally, th...

    Authors: Leandro Rodrigues Manso Silva, Calos Augusto Duque and Paulo F Ribeiro

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:44

    Content type: Research

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  26. Bayesian filter is an efficient approach for multi-target tracking in the presence of clutter. Recently, considerable attention has been focused on probability hypothesis density (PHD) filter, which is an inte...

    Authors: Zong-xiang Liu, Li-juan Li, Wei-xin Xie and Liang-qun Li

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:43

    Content type: Research

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  27. Femtocell is a novel technology that is used for escalating indoor coverage as well as the capacity of traditional cellular networks. However, interference is the limiting factor for performance improvement du...

    Authors: Adnan Shahid, Saleem Aslam, Hyung Seok Kim and Kyung-Geun Lee

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:42

    Content type: Research

    Published on:

  28. Noisy low resolution (LR) images are always obtained in real applications, but many existing image magnification algorithms can not get good result from a noisy LR image. We propose a two-step image magnificat...

    Authors: Jian Xu, Zhiguo Chang, Jiulun Fan, Xiaoqiang Zhao, Xiaomin Wu and Yanzi Wang

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:41

    Content type: Research

    Published on:

  29. In this work, a novel family of state space adaptive algorithms is introduced. The proposed family of algorithms is derived based on stochastic gradient approach with a generalized least mean cost function J[k]=E

    Authors: Muhammad Moinuddin, Ubaid M Al-Saggaf and Arif Ahmed

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:39

    Content type: Research

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  30. Traditional remote sensing images classification methods focused on using a large amount of labeled target data to train an efficient classification model. However, these approaches were generally based on the...

    Authors: Jianqiang Gao, Lizhong Xu, Jie Shen, Fengchen Huang and Feng Xu

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:38

    Content type: Research

    Published on:

  31. In this work, we present a novel method for approximating a normal distribution with a weighted sum of normal distributions. The approximation is used for splitting normally distributed components in a Gaussia...

    Authors: Matti Raitoharju, Simo Ali-Löytty and Robert Piché

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:36

    Content type: Research

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  32. Different from conventional phased array, which provides only angle-dependent beampattern, frequency diverse array (FDA) employs a small frequency increment across the antenna elements and thus results in a ra...

    Authors: Kuandong Gao, Hui Chen, Huaizong Shao, Jingye Cai and Wen-Qin Wang

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:34

    Content type: Research

    Published on:

  33. Indoor positioning based on wireless local area network (WLAN) signals is often enhanced using pedestrian dead reckoning (PDR) based on an inertial measurement unit. The state evolution model in PDR is usually...

    Authors: Matti Raitoharju, Henri Nurminen and Robert Piché

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:33

    Content type: Research

    Published on:

  34. Image contrast is an essential visual feature that determines whether an image is of good quality. In computed tomography (CT), captured images tend to be low contrast, which is a prevalent artifact that reduc...

    Authors: Zohair Al-Ameen, Ghazali Sulong, Amjad Rehman, Abdullah Al-Dhelaan, Tanzila Saba and Mznah Al-Rodhaan

    Citation: EURASIP Journal on Advances in Signal Processing 2015 2015:32

    Content type: Research

    Published on:

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