30 Result(s)
within
Article
Mahesh Chandra
-
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...
-
Article
Empirical mode decomposition based statistical features for discrimination of speech and low frequency music signal
This work aims to investigate the significance of different Empirical Mode Decomposition (EMD) based statistical features for discrimination of speech and low frequency music signal (guitar signals) which most...
-
Article
A Novel Method for CNN Training Using Existing Color Datasets for Classifying Hand Postures in Bayer Images
Deep learning has revolutionized the computer vision by achieving human level performance on classification and detection of the objects in the images. These algorithms are often trained using supervised learn...
-
Article
Performance evaluation of psycho-acoustically motivated front-end compensator for TIMIT phone recognition
Wavelet-based front-end processing technique has gained popularity for its noise removing capability. In this paper, a robust automatic speech recognition system is proposed by utilizing the advantages of psyc...
-
Article
Wavelet-Based Power Normalized Spectrum for Hindi Phoneme Classification
This paper presents wavelet-based power normalized spectrum for computing robust cepstral features named WP-PNCC features. The proposed technique computes wavelet packet-based short-time spectrum of speech sig...
-
Article
Detection and monitoring of subclinical ocular siderosis using multifocal electroretinogram
Although full-field electroretinogram (ffERG) is the gold standard test to detect physiological dysfunction in siderosis, it measures overall retinal function. This study aims to determine if multifocal electr...
-
Article
Speaker identification and its application in automobile industry for automatic seat adjustment
In this paper, an application of speaker identification in automobile industry is proposed. The work is divided into two main categories. The first part deals with the task of speaker identification where a sy...
-
Article
Performance Analysis of MSFRLS-VFF Based Real-Time Adaptive Noise Canceller with RLS and APA Algorithms Using TMS320C6713 Processor
In this paper, the real-time adaptive noise canceller (ANC) system is implemented using modified sigmoid function variation based recursive least square with variable forgetting factor (MSFRLS-VFF) algorithm. ...
-
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...
-
Article
VLSI implementations of retimed high speed adaptive filter structures for speech enhancement
This paper presents FPGA implementation of retimed high speed adaptive filter structures for speech enhancement. In this work, various high speed adaptive filtering structures for noise cancellation are implem...
-
Article
Real-Time Implementation of Parallel Architecture Based Noise Minimization from Speech Signals on FPGA
In recent years, the real time hardware implementation of LMS based adaptive noise cancellation on FPGA is becoming popular. There are several works reported in this area in the literature. However, NLMS based...
-
Article
A New Hybrid Active Noise Control System with Convex Combination of Time and Frequency Domain Filtered-X LMS Algorithms
A conventional single-channel feedforward active noise control (ANC) system encounters noise from multiple sources. In many cases, there is a reference signal that is independently available which is correlate...
-
Article
An efficient video watermarking based security model
Watermarking is defined as about hiding any valuable information set in the particular digital media by itself through modifying the particular graphic contents. In our proposed method, the process of watermar...
-
Article
Guitar tuner using cepstral analysis and fuzzy controller on arduino board
Cepstral analysis and fuzzy controller is used to design an automatic guitar tuner on Arduino micro-controller. Signals from an acoustic guitar are fed into a system running MATLAB. Fundamental frequency of th...
-
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...
-
Article
Open AccessClinical implications of microbial biofilms in chronic rhinosinusitis and orbital cellulitis
Discovery of sessile mode of microbial existence (Biofilm state) focussed much interest, during the recent years, on the study of biofilms in many recurring and chronic infections. However, the exact role of m...
-
Article
Growth and volatile phenol production by Brettanomyces bruxellensis in different grapevine varieties during fermentation and in finished wine
Three red grapevine varieties, Touriga Nacional, Syrah and Cabernet Sauvignon, were evaluated for their susceptibility to spoilage by two strains of Brettanomyces bruxellensis during grape juice fermentation and ...
-
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...
-
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...
-
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...
