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Raju, Sabari S and Pati, PB and Ramakrishnan, AG (2005) Text Localization and Extraction from Complex Color Images. [Book Chapter]
Joshi, N and Sita, G and Ramakrishnan, AG and Madhvanath, S (2004) Tamil Handwriting Recognition Using Subspace and DTW Based Classifiers. [Book Chapter]
Srikanth, R and Muralishankar, R and Ramakrishnan, AG (2004) Wavelet-Based Estimation of Hemodynamic Response Function. [Book Chapter]
Meghanani, A and C S, A and Ramakrishnan, AG (2021) An Exploration of Log-Mel Spectrogram and MFCC Features for Alzheimer's Dementia Recognition from Spontaneous Speech. In: 2021 IEEE Spoken Language Technology Workshop, SLT 2021, 19-22 Jan 2021, Shenzhen, China, pp. 670-677.
Ananthapadmanabha, TV and Ramakrishnan, AG (2018) Estimation of the Vocal Tract Length of Vowel Sounds based on the Frequency of the Significant Spectral Valley. In: Proceedings of the Annual Conference of the International Speech Communication Association, 2-6th Sept., 2018, Hyderabad International Convention Centre (HICC)Hyderabad; India, pp. 2102-2106.
Madhavaraj, A and Kumar, Shiva H R and Ramakrishnan, AG (2018) Online speech translation system for Tamil. In: 19th Annual Conference of the International Speech Communication, INTERSPEECH 2018, 2 September 2018 through 6 September 2018, Hyderabad International Convention Centre (HICC)Hyderabad, pp. 1966-1967.
Prathosh, AP and Ramakrishnan, AG and Ananthapadmanabha, TV (2015) Classification of place-of-articulation of stop consonants using temporal analysis. In: 16th Annual Conference of the International-Speech-Communication-Association (INTERSPEECH 2015), SEP 06-10, 2015, Dresden, GERMANY, pp. 2655-2659.
Sujith, P and Prathosh, AP and Ramakrishnan, AG and Ghosh, Prasanta K (2015) An Error Correction Scheme for GCI Detection Algorithms using Pitch Smoothness Criterion. In: 16th Annual Conference of the International-Speech-Communication-Association (INTERSPEECH 2015), SEP 06-10, 2015, Dresden, GERMANY, pp. 3284-3288.
Ramakrishnan, AG and Rao, Shashank S and Sequiera, Royal Denzil and Kumar, Shiva HR (2015) Transliteration of Indic Languages to Kannada with a User-Friendly Interface. In: IEEE International Advance Computing Conference (IACC 2015), JUN 12-13, 2015, Bangalore, INDIA, pp. 998-1001.
Madhavaraj, A and Ramakrishnan, AG and Kumar, Shiva HR and Bhat, Nagaraj (2014) Improved recognition of aged Kannada documents by effective segmentation of merged characters. In: International Conference on Signal Processing and Communications (SPCOM), JUL 22-25, 2014, Banaglore, INDIA.
Urala, Bhargava K and Ramakrishnan, AG and Mohamed, Sahil (2014) Recognition of open vocabulary, online handwritten pages in Tamil script. In: International Conference on Signal Processing and Communications (SPCOM), JUL 22-25, 2014, Banaglore, INDIA.
Abhiram, B and Prathosh, AP and Ramakrishnan, AG (2014) A fast algorithm for speech polarity detection using long-term linear prediction. In: International Conference on Signal Processing and Communications (SPCOM), JUL 22-25, 2014, Banaglore, INDIA.
Kumar, Deepak and Prasad, MN Anil and Ramakrishnan, AG (2013) Evaluation of document binarization using eigen value decomposition. In: 20th Conference on Document Recognition and Retrieval (DRR) held as part of the IS and T/SPIE Symposium on Electronic Imaging, FEB 05-07, 2013 , San Francisco, CA.
Kumar, Deepak and Prasad, MN Anil and Ramakrishnan, AG (2013) NESP: Nonlinear enhancement and selection of plane for optimal segmentation and recognition of scene word images. In: 20th Conference on Document Recognition and Retrieval (DRR), FEB 05-07, 2013 , San Francisco, CA, USA.
Satyanarayana, JV and Ramakrishnan, AG (2011) Frequency detection from multiplexed compressed sensing of noisy signals. In: 2011 National Conference on Communications (NCC), 28-30 Jan. 2011, Bangalore, Karnataka, India.
Sundaram, Suresh and Ramakrishnan, AG (2011) Lexicon-free, novel segmentation of online handwritten indic words. In: 2011 International Conference on Doocument Analysis and Recognition (ICDAR), 18-21 Sept. 2011, Beijing, China.
Kasar, T and Kumar, D and Anil Prasad, MN and Girish, D and Ramakrishnan, AG (2011) MAST: multi-script annotation toolkit for scenic text. In: Proceedings of the 2011 Joint Workshop on Multilingual OCR and Analytics for Noisy Unstructured Text Data, 2011, New York, NY, USA.
Pati, PB and Ramakrishnan, AG (2006) HVS Inspired System for Script Identification in Indian Multi-script Documents. In: 7th International Workshop on Document Analysis Systems, FEB 13-15, 2006, Nelson, New Zealand, pp. 380-389.
Dey, S and Anusha, AS and Ramakrishnan, AG (2023) Differential effects of slow deep inhalation and exhalation on brain functional connectivity. In: 9th International Conference on Electronics, Computing and Communication Technologies, 14-16 July 2023, Bangalore, India.
Raveendran, S and Kumar, S and Kenchiah, R and Farsana, MK and Choudary, R and Bansal, S and Binu, VS and Ramakrishnan, AG and Subasree, R and Kala, S (2023) Scalp EEG-based Classification of Disorder of Consciousness States using Machine Learning Techniques. In: 11th International Symposium on Electronic Systems Devices and Computing, ESDC 2023, 4 - 6 May 2023, Sri City.
Panachakel, JT and Ramakrishnan, AG (2023) DCLL—A Deep Network for Possible Real-Time Decoding of Imagined Words. In: 7th International Symposium on Intelligent Informatics, ISI 2022, 31 August - 2 September 2022, Thiruvananthapuram, pp. 3-12.
Anoop, CS and Ramakrishnan, AG (2023) Exploring a Unified ASR for Multiple South Indian Languages Leveraging Multilingual Acoustic and Language Models. In: 2022 IEEE Spoken Language Technology Workshop, SLT 2022, 9 - 12 January 2023, Doha, pp. 830-837.
Anoop, CS and Ramakrishnan, AG (2021) Investigation of Different G2P Schemes for Speech Recognition in Sanskrit. In: 28th International Conference on Neural Information Processing, ICONIP 2021, 8 - 12 Dec 2021, Virtual, Online, pp. 536-547.
Panachakel, JT and Ramakrishnan, AG (2021) Classification of Phonological Categories in Imagined Speech using Phase Synchronization Measure. In: Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS, 1 - 5 November 2021, Virtual, Online, pp. 2226-2229.
Anoop, CS and Prathosh, AP and Ramakrishnan, AG (2021) Unsupervised Domain Adaptation Schemes for Building ASR in Low-Resource Languages. In: 2021 IEEE Automatic Speech Recognition and Understanding Workshop, 13 - 17 December 2021, Cartagena, pp. 342-349.
Panachakel, JT and Sharma, K and Anusha, AS and Ramakrishnan, AG (2021) Can we identify the category of imagined phoneme from EEG. In: 43rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2021, 1 - 5 November 2021, Virtual, Online, pp. 459-462.
Anoop, CS and Ramakrishnan, AG (2021) CTC-Based End-To-End ASR for the Low Resource Sanskrit Language with Spectrogram Augmentation. In: 27th National Conference on Communications, NCC 2021, 27-30 jul 2021, Kanpur.
Panachakel, JT and Ramakrishnan, AG and Sharma, K (2021) An Elegant Experimental Setup for Accurate Presentation of Dichoptic Stimuli. In: 9th Edition of IEEE Region 10 Humanitarian Technology Conference, R10-HTC 2021, 30 Sep-2 Oct 2021, Bangalore.
Ramakrishnan, AG and Sharma, K (2021) Factors behind higher COVID-19 recovery and lower fatality rates in India - Need for a focused study. In: 9th Edition of IEEE Region 10 Humanitarian Technology Conference, R10-HTC 2021, 30 Sep-2 Oct 2021, Bangalore.
Ramakrishnan, AG and Kumar, D and Maithri, GS and Ayyavu, S and Nadiger, G (2021) KannadaPado: Mobile-based recognition and cross-lingual transcription of camera captured text in Kannada. In: nternational Conference on Electronics, Computing and Communication Technologies, 9-11 Jul 2021, Bangalore.
Meghanani, A and Ramakrishnan, AG (2020) Pitch-synchronous discrete cosine transform features for speaker identification and verification. In: ICPRAM 2020 - Proceedings of the 9th International Conference on Pattern Recognition Applications and Methods 2020, 22 - 24 February 2020, Valletta, Malta, pp. 395-401.
Ramakrishnan, AG and Adarsh, A and Sharma, K and Pradeep, KG (2020) Anomaly in respiratory sinus arrhythmia - Multiple heart rate variability cycles within each breathing cycle at low breath rates with breath holds. In: Proceedings of CONECCT 2020 - 6th IEEE International Conference on Electronics, Computing and Communication Technologies, 2 - 4 July 2020, Bangalore.
Ramakrishnan, AG and Adarsh, A (2020) R-wave Amplitude Changes and Atypical Heart Rate Changes Accompanying Breath Hold during Low Breathing Rates. In: 42nd Annual International Conferences of the IEEE Engineering in Medicine and Biology Society, 20-24 July 2020, Montreal; Canada, pp. 2667-2670.
Panachakel, JT and Ramakrishnan, AG and Manjunath, KP (2020) VR Glasses based Measurement of Responses to Dichoptic Stimuli: A Potential Tool for Quantifying Amblyopia? In: 42nd Annual International Conferences of the IEEE Engineering in Medicine and Biology Society, EMBC, 20-24 July 2020, Montreal; Canada, pp. 5106-5110.
Pandey, RK and Karmakar, S and Ramakrishnan, AG (2020) Computationally Efficient Approaches for Image Style Transfer. In: 2018 15th IEEE India Council International Conference (INDICON), 16-18 Dec. 2018, Coimbatore, India.
Ananthapadmanabha, TV and Ramakrishnan, AG and Madhavaraj, A and Balachandran, P (2020) Discrimination of Sonorants from Fricatives Using a Scalar Feature Derived from Linear Prediction Coefficients. In: INDICON 2018 - 15th IEEE India Council International Conference, 16-18 Dec. 2018, Coimbatore, India, India.
Panachakel, JT and Vinayak, NN and Nunna, M and Ramakrishnan, AG and Sharma, K (2020) An improved eeg acquisition protocol facilitates localized neural activation. In: International Conference on Communication Systems and Networks, 12- 13 December 2019, Thiruvananthapuram, pp. 267-281.
Nazreen, PM and Ramakrishnan, AG (2019) Improving generalization of Monte Carlo dropout based DNN ensemble model for speech enhancement and results on real world, traffic noise. In: 2019 IEEE 16th India Council International Conference (INDICON), 13-15 Dec. 2019, Rajkot, India, India.
Pandey, RK and Ramakrishnan, AG and Karmakar, S (2019) Effects of Modifying the Input Features and the Loss Function on Improving Emotion Classification. In: IEEE Region 10 Conference: Technology, Knowledge, and Society, TENCON 2019, 17-20 October 2019, Hotel Grand HyattKerala; India, pp. 1159-1162.
Madhavaraj, A and Ramakrishnan, AG (2019) Scattering transform inspired filterbank learning from raw speech for better acoustic modeling. In: 2019 IEEE Region 10 Conference: Technology, Knowledge, and Society, TENCON 2019, 17-20 October 2019, Hotel Grand HyattKerala; India, pp. 1154-1158.
Pandey, RK and Karmakar, S and Ramakrishnan, AG and Saha, N (2019) Improving facial emotion recognition systems with crucial feature extractors. In: 20th International Conference on Image Analysis and Processing, ICIAP 2019, 9 September 2019through 13 September 2019, Trento, pp. 268-279.
Pandey, RK and Singh, H and Ramakrishnan, AG (2019) Improvement of Image Denoising Algorithms by Preserving the Edges. In: 18th International Conference on Computer Analysis of Images and Patterns, CAIP 2019, 3 - 5 September 2019, Salerno, pp. 496-506.
Pandey, RK and Ramakrishnan, AG (2019) Improving the Perceptual Quality of Document Images Using Deep Neural Network. In: 16th International Symposium on Neural Networks, ISNN 2019, 10 - 12 July 2019, Moscow, pp. 448-459.
Madhavaraj, A and Ramakrishnan, AG (2019) Data-pooling and multi-task learning for enhanced performance of speech recognition systems in multiple low resourced languages. In: 25th National Conference on Communications, NCC 2019, 20 - 23 February 2019, Bangalore.
Kumar, HRS and Ramakrishnan, AG (2019) Gamma enhanced binarization - An adaptive nonlinear enhancement of degraded word images for improved recognition of split characters. In: 25th National Conference on Communications, NCC 2019, 20 - 23 February 2019, Bangalore.
Kumar, HRS and Madhavaraj, A and Ramakrishnan, AG (2019) Splitting merged characters of kannada benchmark dataset using simplified paired-valleys and l-cut. In: 25th National Conference on Communications, NCC 2019, 20 - 23 February 2019, Bangalore.
Nazreen, PM and Ramakrishnan, AG (2019) DNN Based Speech Enhancement for Unseen Noises Using Monte Carlo Dropout. In: 12th International Conference on Signal Processing and Communication Systems, 17 December 2018, Australia.
Sastry, RV and Karthik, S and Adithya, R and Ravi, A and Indrapriyadarsini, S and Panwar, G and Ramakrishnan, AG (2019) Calibration-free SSVEP-based BCI switch. In: 2019 IEEE 16th India Council International Conference (INDICON), 13-15 Dec. 2019, Rajkot, India.
Panachakel, JT and Ramakrishnan, AG and Ananthapadmanabha, TV (2019) Decoding imagined speech using wavelet features and deep neural networks. In: 2019 IEEE 16th India Council International Conference (INDICON), 13-15 Dec. 2019, Rajkot, India.
Pandey, RK and Saha, N and Karmakar, S and Ramakrishnan, AG (2018) MSCE: An edge-preserving robust loss function for improving super-resolution algorithms. In: 25th International Conference on Neural Information Processing, ICONIP 2018, 13 - 16 December 2018, Siem Reap, pp. 566-575.
Madhavaraj, A and Ramakrishnan, AG (2018) Design and development of a large vocabulary, continuous speech recognition system for Tamil. In: 14th IEEE India Council International Conference, INDICON 2017, 15 December 2017 through 17 December 2017, Roorkee.
Nazreen, PM and Ramakrishnan, AG and Ghosh, PK (2018) A Joint Enhancement-Decoding Formulation for Noise Robust Phoneme Recognition. In: 14th IEEE India Council International Conference, INDICON 2017, 15 - 17 December 2017, Roorkee.
Ramakrishnan, AG and Krishnan, G and Srivathsan, S (2018) Voice activity detection from the breathing pattern of the speaker. In: 14th IEEE India Council International Conference, INDICON 2017, 15 - 17 December 2017, Roorkee.
Pandey, RK and Maiya, SR and Ramakrishnan, AG (2018) A new approach for upscaling document images for improving their quality. In: 14th IEEE India Council International Conference, INDICON 2017, 15 - 17 December 2017, Roorkee.
Ananthapadmanabha, TV and Ramakrishnan, AG and Sharma, S (2017) An objective critical distance measure based on the relative level of spectral valley. In: 18th Annual Conference of the International Speech Communication Association, INTERSPEECH 2017, 20 - 24 August 2017, Stockholm, pp. 641-644.
Girish, KV Vijay and Ananthapadmanabha, TV and Ramakrishnan, AG (2017) Cosine similarity based dictionary learning and source recovery for classification of diverse audio sources. In: 2016 IEEE Annual India Conference, INDICON 2016, 16-18 December 2016, Bangalore, India, pp. 1-6.
Giritharan, Ravichandran and Ramakrishnan, AG (2017) Color Components Clustering and Power Law Transform for the Effective Implementation of Character Recognition in Color Images. In: PROGRESS IN INTELLIGENT COMPUTING TECHNIQUES: THEORY, PRACTICE, AND APPLICATIONS, VOL 1, 2018, INDIA, pp. 131-139.
Girish, Vijay KV and Ramakrishnan, AG and Ananthapadmanabha, TV (2017) Hierarchical classification of speaker and background noise and estimation of SNR using sparse representation. In: 17th Annual Conference of the International-Speech-Communication-Association (INTERSPEECH 2016), SEP 08-12, 2016, San Francisco, CA, pp. 2972-2976.
Kumar, Deepak and Prasad, Anil MN and Ramakrishnan, AG (2012) Benchmarking recognition results on camera captured word image data sets. In: Proceeding of the workshop on Document Analysis and Recognition, Dec. 16, 2012, New York, NY, USA.
Satyanarayana, JV and Ramakrishnan, AG (2012) Compressed acquisition of correlated signals. In: 2012 National Conference on Communications (NCC), 3-5 Feb. 2012, Kharagpur, India.
Sundaram, Suresh and Urala, Bhargava K and Ramakrishnan, AG (2012) Language models for online handwritten Tamil word recognition. In: Proceeding of the workshop on Document Analysis and Recognition, Dec. 16, 2012, New York, NY, USA.
Kumar, Deepak and Prasad, Anil MN and Ramakrishnan, AG (2012) MAPS: midline analysis and propagation of segmentation. In: Proceedings of the Eighth Indian Conference on Computer Vision, Graphics and Image Processing, Dec. 17-19, 2012, New York, NY, USA.
Kumar, Deepak and Ramakrishnan, AG (2012) OTCYMIST: Otsu-Canny minimal spanning tree for born-digital images. In: 2012 10th IAPR International Workshop on Document Analysis Systems (DAS), 27-29 March 2012, Gold Cost, QLD.
Kumar, Deepak and Ramakrishnan, AG (2012) Power-law transformation for enhanced recognition of born-digital word images. In: 2012 International Conference on Signal Processing and Communications (SPCOM), 22-25 July 2012, Bangalore, Karnataka, India.
Kumar, Deepak and Ramakrishnan, AG (2012) Recognition of Kannada characters extracted from scene images. In: Proceeding of the workshop on Document Analysis and Recognition, Dec. 16, 2012, New York, NY, USA.
Lakkavalli, Vikram Ramesh and Vijay Girish, KV and Ramakrishnan, AG (2012) Sub-band envelope approach to obtain instants of significant excitation in speech. In: 2012 National Conference on Communications (NCC), 3-5 Feb. 2012, Kharagpur.
Kunwar, Rituraj and Ramakrishnan, AG (2011) Online Handwriting Recognition of Tamil Script Using Fractal Geometry. In: 2011 International Conference on Document Analysis and Recognition (ICDAR), 18-21 Sept. 2011, Beijing.
Nethravathi, B and Archana, CP and Shashikiran, K and Ramakrishnan, AG (2011) Creation of a Huge Annotated Database for Tamil and Kannada OHR. In: 2010 International Conference on Frontiers in Handwriting Recognition (ICFHR), 16-18 Nov. 2010, Kolkata.
Kunwar, Rituraj and Ramakrishnan, AG and Shashikiran, K (2011) Online Handwritten Kannada Word Recognizer with Unrestricted Vocabulary. In: 2010 International Conference on Frontiers in Handwriting Recognition (ICFHR), 16-18 Nov. 2010, Kolkata.
Deepak, Kumar and Ramakrishnan, AG (2011) QUAD: quality assessment of documents. In: Proc. 4th International Workshop on Camera-based Document Analysis and Recognition (CBDAR 2011), 2011.
Shashikiran, K and Kunwar, Rituraj and Prasad, KS and Ramakrishnan, AG (2010) Comparison of HMM and SDTW for Tamil handwritten character recognition. In: 2010 International Conference on Signal Processing and Communications (SPCOM), 18-21 July 2010 , Bangalore.
Kunwar, Rituraj and Mohan, P and Shashikiran, K and Ramakrishnan, AG (2010) Unrestricted Kannada online handwritten akshara recognition using SDTW. In: 2010 International Conference on Signal Processing and Communications (SPCOM), 18-21 July 2010, Bangalore.
Lakkavalli, Vikram Ramesh and Arulmozhi, P and Ramakrishnan, AG (2010) Continuity Metric for Unit Selection based Text-to-Speech Synthesis. In: International Conference on Signal Processing and Communications, JUL 18-21, 2010, Indian Inst Sci, Bangalore, INDIA.
Satyanarayana, JV and Ramakrishnan, AG (2010) MOSAICS: Multiplexed Optimal Signal Acquisition Involving Compressed Sensing. In: International Conference on Signal Processing and Communications, JUL 18-21, 2010, Indian Inst Sci, Bangalore, INDIA.
Sen, Amrik and Ananthakrishnan, G and Sundaram, Suresh and Ramakrishnan, AG (2009) Dynamic Space Warping Of Strokes For Recognition Of Online Handwritten Characters. In: 13th Conference of the International-Graphonomics-Society Melbourne, NOV 11-14, 2007, Melbourne, Austrlia, pp. 925-943.
Ramakrishnan, AG and Sundaram, Suresh (2009) Resolving Ambiguities in Confused Online Tamil Characters with Post Processing Algorithms. In: 3rd International Conference on Pattern Recognition and Machine Intelligence, DEC 16-20, 2009, IIT Delhi, pp. 406-413.
Kasar, T and Ramakrishnan, AG (2008) CCD: Connected Component Descriptor for Robust Mosaicing of Camera-Captured Document Images. In: 8th International Workshop on Document Analysis Systems, Sep 16-19, 2008, Nara, Japan, pp. 480-486.
Kasar, T and Ramakrishnan, AG (2008) Connected Component Descriptor for Robust Mosaicing of Camera-Captured Document Images. In: Eighth IAPR International Workshop on Document Analysis Systems.
Naidu, Ramesh V and Aggarwal, VK and Ramakrishnan, AG (2008) MR image compression with ROI decoding, SNR and Spatial scalability. In: Proc. IISc Centenary Conf -MCDES 2008, IISc Bangalore.
Reddy, Nirup and Kandan, R and Shashikiran, K and Suresh, S and Ramakrishnan, AG (2008) Online character recognition using regression techniques. In: Proc. IEEE Workshop on applications of computer vision (WACV 2008).
Sarathy, Partha K and Ramakrishnan, AG (2008) Research bed for unit selection based text to speech synthesis. In: Proc. II IEEE Spoken Language Technology (SLT) workshop.
Sundaram, Suresh and Ramakrishnan, AG (2008) Two Dimensional Principal Component Analysis for Online Tamil Character Recognition. In: XI Int. Conf Frontiers in Handwriting Recognition (ICFHR 2008).
Shanker, M Ravi and Muralishankar, R and Ramakrishnan, AG (2007) Bauer Method of MVDR Spectral Factorization for Pitch Modification in the Source Domain. In: IEEE Workshop on Applications of Signal Processing to Audio and Acoutics, OCT 21-24, 2007, New Paltz, NY, USA.
Kasar, T and Ramakrishnan, AG (2007) Block-based feature detection and matching for mosaicing of camera-captured document images. In: IEEE Region 10 Conference ( TENCON 2007), OCT 30-NOV 02, 2007, Taipei,.
Kumar, J and Kasar, T and Ramakrishnan, AG (2007) Edge-based connected component approach for skew correction of complex document images. In: IEEE Region 10 Conference ( TENCON 2007), OCT 30-NOV 02, 2007, Taipei.
Arvind, KR and Kumar, Jayant and Ramakrishnan, AG (2007) Entropy based Skew correction of document images. In: 2nd International Conference on Pattern Recognition and Machine Intelligence, DEC 18-22, 2007, Calcutta.
Arvind, KR and Kumar, Jayant and Ramakrishnan, AG (2007) Line removal and restoration of handwritten strokes. In: 7th International Conference on Computational Intelligence and Multimedia Applications, DEC 13-15, 2007, Sivakasi, Tamil Nadu.
Ramakrishnan, Kandan and Arvind, KR and Ramakrishnan, AG (2007) Localization of handwritten text in documents using moment invariants and Delaunay triangulation. In: 7th International Conference on Computational Intelligence and Multimedia Applications, DEC 13-15, 2007, Sivakasi, Tamil Nadu.
Pati, Peeta Basa and Ramakrishnan, AG (2007) A blind indic script recognizer for multi-script documents. In: 9th International Conference on Document Analysis and Recognition, 23-26 Sept. 2007, Curitiba, BRAZIL.
Arvind, KR and Pati, Peeta Basa and Ramakrishnan, AG (2006) Automatic text block separation in document images. In: 4th International Conference on Intelligent Sensing and Information Processing,, Dec 15-18, 2006, Bangalore, India, pp. 53-58.
Antony, Bhavna and Pati, Peeta Basa and Ramakrishnan, AG (2006) Binarization and localization of text images captured on a mobile phone camera. In: 4th International Conference on Intelligent Sensing and Information Processing,, Dec 15-18, 2006, Bangalore, India, pp. 224-229.
Pati, Peeta Basa and Ramakrishnan, AG (2006) Can biological motion be a biometric? In: 4th International Conference on Intelligent Sensing and Information Processing,, Dec 15-18, 2006, Bangalore, India, pp. 2-4.
Ananthakrishnan, G and Ranjani, HG and Ramakrishnan, AG (2006) Comparative study of filter-bank mean-energy distance for automated segmentation of speech signals. In: International Conference on Signal Processing, Communications and Networks,, Feb 22-24, 2007, Chennai, India, pp. 6-10.
Nourbakhsh, Farshad and Pati, Peeta Basa and Ramakrishnan, AG (2006) Document page layout analysis using Harris corner points. In: 4th International Conference on Intelligent Sensing and Information Processing,, Dec 15-18, 2006, Bangalore, India, pp. 149-152.
Arvind, KR and Ramakrishnan, AG and Pati, PB (2006) Horizontal Projection profiles for extraction of text paragraphs from document images. In: International Conf. on Signal and Image Processing, Dec 7-9 2006, Hubli.
Ananthakrishnan, G and Ranjani, HG and Ramakrishnan, AG (2006) Language independent automated segmentation of speech using Bach scale filter-banks. In: 4th International Conference on Intelligent Sensing and Information Processing,, Dec 15-18, 2006, Bangalore, India, pp. 115-120.
Nourbakhsh, Farshad and Pati, Peeta Basa and Ramakrishnan, AG (2006) Text localization and extraction from complex gray images. In: 5th Indian Conference on Computer Vision, Graphics and Image Processing,, Dec 13-16, 2006, Madurai, India, pp. 776-785.
Sinha, Neelam and Saranathan, Manojkumar and Ramakrishnan, AG and Zhou, Juan and Rajapakse, Jagath C (2006) Ultra-Fast fMRI Imaging with High-Fidelity Activation Map. In: 13th International Conference on Neural Information Processing, ICONIP 2006, Part II, 3-6 Oct. 2006, Hong Kong, China, pp. 361-368.
Raghavendra, BS and Narayanan, CK and Sita, G and Ramakrishnan, AG and Sriganesh, M (2005) Prototype learning methods for online handwriting recognition. In: Proceedings of the 2005 Eight International Conference on Document Analysis and Recognition (ICDAR’05), 29 Aug.-1 Sept. 2005.
Joshi, Niranjan and Sita, G and Ramakrishnan, AG and Deepu, V and Madhvanath, Sriganesh (2005) Machine recognition of online handwritten Devanagari characters. In: 8th International Conference on Document Analysis and Recognition (ICDAR 2005), AUG 29-SEP 01, 2005, Seoul.
Joshi, Niranjan and Sita, G and Ramakrishnan, AG and Madhvanath, Sriganesh (2004) Comparison of Elastic Matching Algorithms for Online Tamil Handwritten Character Recognition. In: Ninth International Workshop on Frontiers in Handwriting Recognition, 2004. IWFHR-9 2004, 26-29 October, Tokyo,Japan, 444 -449.
Raju, Sabari S and Pati, Peeta Basa and Ramakrishnan, AG (2004) Gabor Filter Based Block Energy Analysis for Text Extraction from Digital Document Images. In: First International Workshop on Document Image Analysis for Libraries (DIAL 2004), Jan 23-24, 2004, Palo Alto, California, USA, pp. 233-243.
Pati, Peeta Basa and Raju, Sabari S and Pati, Nishikanta and Ramakrishnan, AG (2004) Gabor filters for Document analysis in Indian Bilingual Documents. In: International Conference on Intelligent Sensing and Information Processing., 4-7 January 2004, Chennai, India, pp. 123-126.
Mehrotra, Abhishek and Srikanth, R and Ramakrishnan, AG (2004) A New Coding Scheme for 2-D and 3-D MR Images using Shape Adaptive Integer Wavelet Transform. In: International Conference on Intelligent Sensing and Information Processing., 4-7 January 2004, Chennai, India, pp. 67-72.
VijayKumar, B and Ramakrishnan, AG (2004) Radial Basis Function and Subspace Approach for Printed Kannada Text Recognition. In: IEEE International Conference on Acoustics, Speech, and Signal Processing ICASSP '04, 17-21 May, Montreal, Que., Canada, Vol.5, 321-324.
Mehrotra, Abhishek and Srikanth, R and Ramakrishnan, AG (2004) Shape Adaptive Integer Wavelet Transform based coding scheme for 2-D/3-D MR Images. In: Data Compression Conference (DCC’04), 23-25 March 2004, Snowbird, Utah, p. 552.
Sinha, Neelam and Ramakrishnan, AG (2003) Automation of Differential Blood Count. In: Conference on Convergent Technologies for Asia-Pacific Region TENCON 2003, 15-17 October, Bangalore,India, Vol.2, 547 -551.
Srikanth, R and Ramakrishnan, AG (2003) MR Image Coding Using Content-Based Mesh and Context. In: Seventh International Symposium on Signal Processing and Its Applications, 2003, 1-4 July, Paris,France, pp. 85-88.
Srikanth, R and Ramakrishnan, AG and Jayakumar, PN (2003) Signal subspace based enhancement and MAP parameter estimation of fMRI signals. In: Conference on Convergent Technologies for Asia-Pacific Region TENCON 2003, 15-17 October, Bangalore,India, Vol.2, 520-524.
Muralishankar, R and Krishna, Vijaya A and Ramakrishnan, AG (2003) Subspace Based Vowel-Consonant Segmentation. In: 2003 IEEE Workshop on Statistical Signal Processing, September 28 – October 1, 2003, St.Louis, USA, pp. 589-592.
Muralishankar, R and Shrikanth, R and Ramakrishnan, AG (2003) Subspace and Hypothesis based Effective Segmentation of Co-articulated Basic-Units for Concatenative Speech Synthesis. In: Conference on Convergent Technologies for the Asia-Pacific Region: IEEE TENCON 2003., Oct. 14-17, Bangalore, Vol.1 388-392.
Srikanth, R and Ramakrishnan, AG (2003) Wavelet based coding of 2D and 3D MR images. In: Conference on Convergent Technologies for Asia-Pacific Region TENCON 2003, 15-17 October, Bangalore,India, Vol.2, 515 -519.
Rama, Jayavardhana GL and Ramakrishnan, AG and Muralishankar, R and Prathibha, P (2002) A Complete Text-to-Speech Synthesis System in Tamil. In: 2002 IEEE Workshop on Speech Synthesis, 11-13 September, Santa Monica,CA, pp. 191-194.
Muralishankar, R and Ramakrishnan, AG (2002) DCT based pseudo complex cepstrum. In: 2002 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP '02)., May 13 - 17, 2002, Orlando, Florida, USA, Vol.1 521-524.
Kumar, Thilak R and Raja, Kumar S and Ramakrishnan, AG (2002) Eye detection using color cues and projection functions. In: 2002 International Conference on Image Processing ICIP, Sept. 22-25, Rochester, New York,USA, Vol.3 337-340.
Ramakrishnan, AG and Raja, Kumar S and Ram, Ragu HV (2002) Neural Network-Based Segmentation of Textures Using Gabor Features. In: 2002 12th IEEE Workshop on Neural Networks for Signal Processing, 4-6 September, Newyork, pp. 365-374.
Ramakrishnan, AG and Sita, G (2001) Evoked potential estimation using Gaussian Radial Basis Function Network. In: International Conference Artificial Neural Networks - ICANN 2001, August 21-25,2001, Vienna, Austria, pp. 630-635.
Mahata, Kaushik and Ramakrishnan, AG (2000) A Novel Scheme for Image Rotation for Document Processing. In: 2000 International Conference on Image Processing, September 10-13, 2000, Vancouver, British Columbia, Canada., Vol.2 594-596.
Saha, S and Ramakrishnan, AG (1997) Transmission of Chosen Transform Coefficients of Normalized Cardiac Beats for Compression. In: 1997 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP-97), Apr. 20-24, Munich, Germany, pp. 1901-1904.
Sita, G and Sastry, RVS and Ramakrishnan, AG (1995) Time Varying Filters for Estimation of Evoked Potentials. In: Proceedings of the First Regional Conference, IEEE Engineering in Medicine and Biology Society and 14th Conference of the Biomedical Engineering Society of India. An International Meet, February 15-18, 1995, New Delhi, India, 3/33 -3/34.
Ramakrishnan, AG and Sastry, RVS (1995) Wavelet Transforms for Compound Nerve Action Potential Analysis. In: Proceedings of the First Regional Conference- IEEE Engineering in Medicine and Biology Society and 14th Conference of the Biomedical Engineering Society of India. An International Meeting., February 15-18, New Delhi, 2/70-2/71.
Srinivasan, TM and Ramakrishnan, AG (1992) Central conduction in Leprosy - a multidomain study. In: Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, October 29 –Nov.1, 1992, Paris, France, V.14 2491-2492.
Ramakrishnan, AG and Srinivasan, TM (1992) Extraction of Significant Nerve Conduction Predictors in Early Diagnosis of Leprosy. In: The Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 1992, 29th October -1st November, Paris,France, Vol.4, 1463-1464.
Madhukar, Budagavi and Murthy, ISN and Ramakrishnan, AG (1992) Modeling of Compound nerve action potentials in health and disease. In: Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, oct.29-Nov.1, Paris, France., V. 14 2600-2601.
Anoop, CS and Ramakrishnan, AG (2019) Automatic Speech Recognition for Sanskrit. In: 2019 2nd International Conference on Intelligent Computing, Instrumentation and Control Technologies, ICICICT 2019, 5-6th July 2019, Kannur, Kerala, pp. 1146-1151.
Anoop, CS and Ramakrishnan, AG (2023) Suitability of syllable-based modeling units for end-to-end speech recognition in Sanskrit and other Indian languages. In: Expert Systems with Applications, 220 .
Panachakel, JT and Ramakrishnan, AG (2021) Decoding Covert Speech From EEG-A Comprehensive Review. In: Frontiers in Neuroscience, 15 .
Jain, R and Ramakrishnan, AG (2020) Electrophysiological and Neuroimaging Studies � During Resting State and Sensory Stimulation in Disorders of Consciousness: A Review. In: Frontiers in Neuroscience, 14 .
Kumar, HRS and Ramakrishnan, AG (2020) Lipi Gnani: A Versatile OCR for Documents in any Language Printed in Kannada Script. In: ACM Transactions on Asian and Low-Resource Language Information Processing, 19 (4).
Kumar, Deepak and Ramakrishnan, AG (2016) Binary classification posed as a quadratically constrained quadratic programming and solved using particle swarm optimization. In: SADHANA-ACADEMY PROCEEDINGS IN ENGINEERING SCIENCES, 41 (3). pp. 289-298.
Prathosh, AP and Sujith, P and Ramakrishnan, AG and Ghosh, Prasanta Kumar (2016) Cumulative Impulse Strength for Epoch Extraction. In: IEEE SIGNAL PROCESSING LETTERS, 23 (4). pp. 424-428.
Ananthapadmanabha, TV and Ramakrishnan, AG (2016) Intrinsic-cum-extrinsic normalization of formant data of vowels. In: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 140 (5).
Ananthapadmanabha, TV and Ramakrishnan, AG (2016) Intrinsic-cum-extrinsic normalization of formant data of vowels. In: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 140 (5). EL446-EL451.
Ramakrishnan, AG and Satyanarayana, JV (2016) Reconstruction of EEG from limited channel acquisition using estimated signal correlation. In: BIOMEDICAL SIGNAL PROCESSING AND CONTROL, 27 . pp. 164-173.
Ramakrishnan, AG and Abhiram, B and Prasanna, Mahadeva SR (2015) Voice source characterization using pitch synchronous discrete cosine transform for speaker identification. In: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 137 (6). EL469-EL475.
Ananthapadmanabha, TV and Prathosh, AP and Ramakrishnan, AG (2014) Detection of the closure-burst transitions of stops and affricates in continuous speech using the plosion index. In: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 135 (1). pp. 460-471.
Prathosh, AP and Ramakrishnan, AG and Ananthapadmanabha, TV (2014) Estimation of voice-onset time in continuous speech using temporal measures. In: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 136 (2). EL122-EL128.
Sundaram, Suresh and Ramakrishnan, AG (2014) Performance enhancement of online handwritten Tamil symbol recognition with reevaluation techniques. In: PATTERN ANALYSIS AND APPLICATIONS, 17 (3). pp. 587-609.
Ramakrishnan, AG and Prathosh, AP and Ananthapadmanabha, TV (2014) Threshold-Independent QRS Detection Using the Dynamic Plosion Index. In: IEEE SIGNAL PROCESSING LETTERS, 21 (5). pp. 554-558.
Prathosh, AP and Ananthapadmanabha, TV and Ramakrishnan, AG (2013) Epoch extraction based on integrated linear prediction residual using plosion index. In: IEEE Transactions on Audio, Speech, and Language Processing, 21 (12). pp. 2471-2480.
Satyanarayana, JV and Ramakrishnan, AG (2013) Low order anti-aliasing filters for sparse signals in embedded applications. In: SADHANA-ACADEMY PROCEEDINGS IN ENGINEERING SCIENCES, 38 (3). pp. 397-405.
Ramesh, A and Jagdish, C and Nagapoorinima, M and Rao, Suman PN and Ramakrishnan, AG and Thomas, GC and Dominic, M and Swarnarekha, A (2012) Low cost calibrated mechanical noisemaker for hearing screening of neonates in resource constrained settings. In: Indian Journal of Medical Research, 135 (2). pp. 170-176.
Sinha, Neelam and Ramakrishnan, AG and Saranathan, Manojkumar (2010) Composite MR image reconstruction and unaliasing for general trajectories using neural networks. In: Magnetic Resonance Imaging, 28 (10). pp. 1468-1484.
Sinha, Neelam and Saranathan, Manojkumar and Ramakrishnan, AG (2010) Improved k-t BLAST for fast fMR imaging. In: Journal of Magnetic Resonance, 204 (2). pp. 273-280.
Livera, MD and Priya, B and Ramesh, A and Rao, PN Suman and Srilakshmi, V and Nagapoornima, M and Ramakrishnan, AG and Dominic, M and Swarnarekha, * (2008) Spectral analysis of noise in the neonatal intensive care unit. In: Indian Journal of Pediatrics, 75 (3). pp. 217-222.
Pati, Peeta B and Ramakrishnan, AG (2008) Word level multi-script identification. In: Pattern Recognition Letters . (In Press)
Umesh, RS and Ramakrishnan, AG and Srikanth, R and Hema, R (2006) Polarization-rich continuous wave direct imaging:modeling and visualization. In: Applied Optics, 45 (18). pp. 4344-4354.
Srikanth, R and Ramakrishnan, AG (2005) Contextual Encoding in Uniform and Adaptive Mesh-Based Lossless Compression of MR Images. In: IEEE Transactions on Medical Imaging, 24 (9). 1199 -1206.
Pati, PB and Ramakrishnan, AG (2005) OCR in Indian scripts: A survey. In: IETE Technical Review, 22 (3). pp. 217-227.
Muralishankar, R and Ramakrishnan, AG and Prathibha, P (2004) Modification of pitch using DCT in the source domain. In: Speech Communication, 42 (2). pp. 143-154.
Prakash, Bhanu KN and Ramakrishnan, AG and Suresh, S and Chow, Teresa WP (2002) Fetal lung maturity analysis using ultrasound image features. In: IEEE Transactions on Information Technology in Biomedicine, 6 (1). pp. 38-45.
Dhanya, D and Ramakrishnan, AG and Pati, Peeta Basa (2002) Script identification in printed bilingual documents. In: Sadhana, 27 (1). pp. 73-82.
Prakash, KNB and Ramakrishnan, AG and Suresh, S and Chow, TWP (2001) An investigation into the feasibility of fetal lung maturity prediction using statistical textural features. In: Ultrasonic Imaging, 23 (1). pp. 39-54.
Sita, G and Ramakrishnan, AG (2000) Wavelet Domain Nonlinear Filtering for Evoked Potential Signal Enhancement. In: Computers and Biomedical Research, 33 (6). pp. 431-446.
Rajan, I and Murthy, Naga Venkatesha PJ and Ramakrishnan, AG and Gangadhar, BN and Janakiramaiah, N (1998) Heart rate variability as an index of cue reactivity in alcoholics. In: Biological Psychiatry, 43 (07). pp. 544-546.
Ramakrishnan, AG and Saha, Supratin (1997) ECG Coding by Wavelet-Based Linear Prediction. In: IEEE Transactions On Biomedical Engineering, 44 (12). pp. 1253-1261.
Jayaprakash, MS and Ramakrishnan, AG and Murthy, PJNV and Gangadhar, BN and Janakiramaiah, N (1997) Subclinical autonomic neuropathy in alcoholics: Decreased heart rate variability. In: Nimhans Journal, 15 (3). pp. 219-223.
Ramakrishnan, AG and Saha, S (1996) ECG Compression by Multirate Processing of Beats. In: Computers and Biomedical Research, 29 (5). pp. 407-417.
Ramakrishnan, AG and Srinivasan, TM (1995) Electrophysiological correlates of hanseniasis. In: International Journal of Leprosy and Other Mycobacterial Diseases, 63 (3). 395 -408.
Kudva, P and Viswanadham, N and Ramakrishnan, AG (1980) Observers for linear systems with unknown inputs. In: IEEE Transactions on Automatic Control, 25 (1). pp. 113-115.
Ramakrishnan, AG (2014) The magic of automated recognition of handwriting. In: CURRENT SCIENCE, 107 (2). pp. 159-160.
Gangadhar, BN and Subbakrishna, DK and Ramakrishnan, AG and Saravanan, ESM and Rao, GU and Janakiramaiah, N (2002) Mid-seizure EEG fractal dimension during ECT predicts early response in depression. In: Journal of Affective Disorders, 68 (1). pp. 111-112.
Kumar, Vijay B and Ramakrishnan, AG (2002) Machine recognition of printed Kannada text. In: Lecture Notes in Computer Science, 2423 . pp. 37-48.
Dhanya, D and Ramakrishnan, AG (2002) Optimal feature extraction for bilingual OCR. In: Lecture Notes in Computer Science, 2423 . pp. 25-36.
Aparna, KG and Ramakrishnan, AG (2002) A complete Tamil Optical Character Recognition System. In: Lecture Notes in Computer Science, 2423 . pp. 53-57.
Sharma, Kanishka and Daniel, Ronnie and Chandra, Sushil and Ramakrishnan, AG POST MEDITATION CHANGES IN EEG SPECTRUM OF LONG-TERM BRAHMAKUMARIS RAJAYOGA MEDITATORS. WILEY, 111 RIVER ST, HOBOKEN 07030-5774, NJ USA.
