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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.
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 (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.
Panachakel, JT and Ramakrishnan, AG (2021) Decoding Covert Speech From EEG-A Comprehensive Review. In: Frontiers in Neuroscience, 15 .
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.
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.
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.
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 .
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.
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).
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.
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.
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 (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.
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 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.
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.
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.
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.
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.
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.
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.
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.
Ramakrishnan, AG (2014) The magic of automated recognition of handwriting. In: CURRENT SCIENCE, 107 (2). pp. 159-160.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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).
Pati, Peeta B and Ramakrishnan, AG (2008) Word level multi-script identification. In: Pattern Recognition Letters . (In Press)
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.
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.
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.
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.
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.
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.
Raju, Sabari S and Pati, PB and Ramakrishnan, AG (2005) Text Localization and Extraction from Complex Color Images. [Book Chapter]
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.
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.
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]
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.
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.
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.
Dhanya, D and Ramakrishnan, AG and Pati, Peeta Basa (2002) Script identification in printed bilingual documents. In: Sadhana, 27 (1). pp. 73-82.
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.
Kumar, Vijay B and Ramakrishnan, AG (2002) Machine recognition of printed Kannada text. In: Lecture Notes in Computer Science, 2423 . pp. 37-48.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
