Search Results - "Madhavaraj, A."

Scattering transform inspired filterbank learning from raw speech for better acoustic modeling by Madhavaraj, A, Ramakrishnan, A G

“…We propose a neural network architecture, which operates on the raw speech signal, where the first layer contains a series of 1D time-domain filters. The…”
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Data-pooling and multi-task learning for enhanced performance of speech recognition systems in multiple low resourced languages by Madhavaraj, A, Ramakrishnan, A G

“…We present two approaches to improve the performance of automatic speech recognition (ASR) systems for Gujarati, Tamil and Telugu. In the first approach using…”
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Discrimination of Sonorants from Fricatives Using a Scalar Feature Derived from Linear Prediction Coefficients by Ananthapadmanabha, T. V., Ramakrishnan, A. G., Madhavaraj, A., Balachandran, P.

“…The sum of linear prediction coefficients (LPCs) is proposed as an effective feature in discriminating between sonorants and fricatives in continuous speech…”
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Data and knowledge-driven approaches for multilingual training to improve the performance of speech recognition systems of Indian languages by Madhavaraj, A, Ganesan, Ramakrishnan Angarai

“…We propose data and knowledge-driven approaches for multilingual training of the automated speech recognition (ASR) system for a target language by pooling…”
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Knowledge-driven Subword Grammar Modeling for Automatic Speech Recognition in Tamil and Kannada by A, Madhavaraj, Pilar, Bharathi, G, Ramakrishnan A

“…In this paper, we present specially designed automatic speech recognition (ASR) systems for the highly agglutinative and inflective languages of Tamil and…”
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Subword Dictionary Learning and Segmentation Techniques for Automatic Speech Recognition in Tamil and Kannada by A, Madhavaraj, Pilar, Bharathi, G, Ramakrishnan A

“…We present automatic speech recognition (ASR) systems for Tamil and Kannada based on subword modeling to effectively handle unlimited vocabulary due to the…”
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Design and development of a large vocabulary, continuous speech recognition system for Tamil by Madhavaraj, A., Ramakrishnan, A. G.

“…This paper presents our work on building a large vocabulary continuous speech recognition system for Tamil using deep neural networks (DNN). Well known…”
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Subjective and objective experiments on the influence of speaker's gender on the unvoiced segments by Madhavaraj, A, Ananthapadmanabha, T V, Ramakrishnan, A G

“…Subjective and objective experiments are conducted to understand the extent to which a speaker's gender influences the acoustics of unvoiced (U) sounds. U…”
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Splitting Merged Characters of Kannada Benchmark Dataset using Simplified Paired-Valleys and L-Cut by Kumar, H. R. Shiva, Madhavaraj, A., Ramakrishnan, A. G.

“…We reduce the computational complexity of the paired-valley algorithm for splitting merged characters, from Θ(N 2 ) down to Θ(N), where N is the number of…”
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Improved recognition of aged Kannada documents by effective segmentation of merged characters by Madhavaraj, A., Ramakrishnan, A. G., Shiva Kumar, H. R., Bhat, Nagaraj

“…In optical character recognition of very old books, the recognition accuracy drops mainly due to the merging or breaking of characters. In this paper, we…”
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A code and domain independent traitor tracing system based on the eigen-decomposition of fingerprinted images by Praveen, R. G., Madhavaraj, A., Karthik, K.

“…Conventional traitor tracing approaches focus on creating associations between multimedia fingerprints through anti-collusion codes. In this paper, we explore…”
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