19 Result(s)
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Article
Effect of background Indian music on performance of speech recognition models for Hindi databases
Multimedia content analysis has shown great interest over the past few decades. One of the works which find great attention to the researchers is automatic speech recognition (ASR) of speech data from broadcas...
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Chapter and Conference Paper
Speech Recognition Using Spectrogram-Based Visual Features
Recent advancements in audio-visual speech recognition (AVSR) have established the importance of incorporating visual components in the process of speech recognition for improving robustness. Visual features p...
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Article
New optimal variable step size-adaptive regularized-affine projection algorithm
In this paper, a new optimal variable step size-adaptive regularized-affine projection algorithm (OVSS-AR-APA) is proposed and compared with existing variable step size APA family of algorithms. Instead of hav...
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Article
Speech enhancement using Teager energy operated ERB-like perceptual wavelet packet decomposition
In recent past, wavelet packet (WP) based speech enhancement techniques have been gaining popularity due to their inherent nature of noise minimization. WP based techniques appeared as more robust and efficien...
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Article
Efficient feature combination techniques for emotional speech classification
The challenge to enhance the naturalness and efficiency of spoken language man–machine interface, emotional speech identification and its classification has been a predominant research area. The reliability an...
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Article
Multiple cameras audio visual speech recognition using active appearance model visual features in car environment
Consideration of visual speech features along with traditional acoustic features have shown decent performance in uncontrolled auditory environment. However, most of the existing audio-visual speech recognitio...
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Chapter and Conference Paper
Phase Based Mel Frequency Cepstral Coefficients for Speaker Identification
In this paper new Phase based Mel frequency Cepstral Coefficient (PMFCC) are used for speaker identification. GMM with VQ are used as a classifier for classification of speakers. The identification performance...
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Chapter and Conference Paper
An Improved Feedback Filtered-X NLMS Algorithm for Noise Cancellation
The age of unmatchable technical expertise envisages noise cancellation as an acute concern, as noise is held responsible for creating hindrances in day to day communication. To overcome the noise present in t...
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Chapter and Conference Paper
Review on Video Watermarking Techniques in Spatial and Transform Domain
This paper presents a technical review on various watermarking techniques applied to different videos. In this paper watermarking techniques are categorized according to two domains: spatial domain and transfo...
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Chapter and Conference Paper
A New Block Least Mean Square Algorithm for Improved Active Noise Cancellation
Acoustic noise is an undesired disturbance that is present in the information carrying signal in telecommunication systems. The communication process gets affected because noise degrades the quality of speech ...
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Chapter and Conference Paper
Musical Noise Reduction Capability of Various Speech Enhancement Algorithms
This paper presents a comparative analysis of spectral subtraction and Weiner denoising techniques for musical noise reduction. The iterative spectral subtraction method provides least musical noise generation...
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Chapter and Conference Paper
Advanced Adaptive Algorithms for Double Talk Detection in Echo Cancellers: A Technical Review
An acoustic echo cancellation system is one of the most important breakthrough in the field of adaptive systems. Today acoustic echo cancellers (AEC) are an integral part of full duplex hands-free voice commun...
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Chapter and Conference Paper
Removal of Defective Products Using Robots
This paper addresses the utility of intelligent autonomous robotic arm for automatic removal of defective products in an industry. The task can be performed in two steps, finding the defective product with dig...
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Chapter and Conference Paper
Design of Neural Network Model for Emotional Speech Recognition
Human–computer interaction (HCI) needs to be improved for the field of recognition and detection. Exclusively, the emotion recognition has major impact on social, engineering, and medical science applications....
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Chapter and Conference Paper
Review Paper on Linear and Nonlinear Acoustic Echo Cancellation
In this paper a review on acoustic echo cancellation (AEC) systems based on linear AEC and nonlinear AEC are presented. The paper covers advancements in the previous research works related to the acoustic echo...
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Chapter and Conference Paper
Spectral-Subtraction Based Features for Speaker Identification
Here wavelet based features in combination with Spectral-Subtraction (SS) are proposed for speaker identification in clean and noisy environment. Gaussian Mixture Models (GMMs) are used as a classifier for cla...
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Article
Feature extraction technique using ERB like wavelet sub-band periodic and aperiodic decomposition for TIMIT phoneme recognition
In the recent years, wavelet transform has been found to be an effective tool for the time–frequency analysis for non-stationary and quasi-stationary signals such as speech signals. In the recent past, wavelet...
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Chapter and Conference Paper
An Improved Filtered-x Least Mean Square Algorithm for Acoustic Noise Suppression
In the modern age scenario noise reduction is a major issue, as noise is responsible for creating disturbances in day-to-day communication. In order to cancel the noise present in the original signal numerous ...
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Chapter and Conference Paper
A Unique Low Complexity Parameter Independent Adaptive Design for Echo Reduction
Acoustic echo is one of the most important issues in full duplex communication. The original speech signal is distorted due to echo. For this adaptive filtering is used for echo suppression. In this paper our ...
