Books Published
[b1] P. P. Roy, A. Agarwal, T. Li, P. K. Reddy, R. U. Kiran, "Big Data Analytics - 10th International Conference, BDA 2022", Proceedings of Lecture Notes in Computer Science, Springer, 2022.
[b2] S. K. Singh, P. P. Roy, R. Balasubramanian, P. Nagabhushan, "Computer Vision and Image Processing - 5th International Conference, CVIP 2020", vol. 1, 2 and 3, Springer Communications in Computer and Information Science, 2021.
[b3] R. Balasubramanian, S. Kumar, P. P. Roy, D. Sen, "Proceedings of International Conference on Computer Vision and Image Processing (CVIP 2016)", vol. 1 and 2, Springer Advances in Intelligent Systems and Computing Series, 2016.
Selected publications have appeared in IEEE Transactions on Artificial Intelligence, IEEE Transactions on Cybernetics, IEEE Transactions on Cognitive and Developmental Systems, IEEE Transactions on Circuits and Systems for Video Technology, ACM Computing Surveys, Information Fusion, Pattern Recognition, Scientific Reports, Biosensors and Bioelectronics, ECCV, CVPR, ICPR, ICASSP and ICIP.
List Of Research Publications (only in Peer-reviewed
Journals)
Selected Journal Articles
(Others can be found here)
[j44] T. Lotey, A. Verma, R. Saini and P. P. Roy, "EEG-Based Speech Imagery Classification via Neural Architecture Search", IEEE Transactions on Artificial Intelligence, 2026.
[j43] J. Shit, H. Yang, V. M. Manikandan and P. P. Roy "A Hyperspectral Imaging Framework Integrating Band Selection and Deep Learning for Beverage Stain Classification in Forensic Analysis", Scientific Reports, 2026.
[j42] G Siddhad, M Iwamura, P. P. Roy, "Enhancing EEG Signal-Based Emotion Recognition with Synthetic Data: Diffusion Model Approach", IEEE Transactions on Artificial Intelligence, 2025.
[j41] A Yadav, R Naik, E Gupta, P. P. Roy, SK Srivastava, "Single-shot, receptor-free, rapid detection and classification of five respiratory viruses by machine learning integrated SERS sensing platform", Biosensors and Bioelectronics, vol. 279, pp. 117394, 2025.
[j40] S. Behera, D. P. Dogra, M. K. Bandyopadhyay, P. P. Roy, "Crowd Characterization in Surveillance Videos Using Deep-Graph Convolutional Neural Network", IEEE Transactions on Cybernetics, vol. 53(6), pp. 3428-3439, 2023.
[j39] P. Kaushik, H. Yang, P. P. Roy and M. Vugt, "Comparing resting state and task-based EEG using machine learning to predict vulnerability to depression in a non-clinical population", Scientific Reports, vol. 13 (1), pp. 1-12, 2023.
[j38] D. D. Chakladar, S. Datta, P. P. Roy, and V. A. Prasad, "Cognitive Workload Estimation Using Variational Autoencoder and Attention-Based Deep Model", IEEE Transactions on Cognitive and Developmental Systems, vol 15(2), pp. 581-590, 2023.
[j37] P. Kaushik, A. Moye, M. Vugt and P. P. Roy, "Decoding the cognitive states of attention and distraction in a real-life setting using EEG", Scientific Reports, vol. 12 (1), pp. 20649, 2022.
[j36] R. Pal, A. A. Sekh, D. P. Dogra, S. Kar, P. P. Roy, and D. K. Prasad, "Topic-based Video Analysis: A Survey", ACM Computing Surveys, vol. 54(6), pp. 118:1-118:34, 2022.
[j35] D. D. Chakladar, P. P. Roy, and M. Iwamura, "EEG-Based Cognitive State Classification and Analysis of Brain Dynamics Using Deep Ensemble Model and Graphical Brain Network", IEEE Transactions on Cognitive and Developmental Systems, 14(4), pp. 1507-1519, 2022.
[j34] P. Keserwani and P. P. Roy, "Text Region Conditional Generative Adversarial Network for Text Concealment in the Wild", IEEE Transactions on Circuits and Systems for Video Technology, vol. 32(5), pp. 3152-3163, 2022.
[j33] P. Keserwani, R. Saini, M. Liwicki, P. P. Roy, "Robust Scene Text Detection for Partially Annotated Training Data", IEEE Transactions on Circuits and Systems for Video Technology, vol. 32(12), pp. 8635-8645, 2022.
[j32] S. K. Kumaran, D. P. Dogra, P. P. Roy, and A. Mitra, "Vehicular Trajectory Classification and Traffic Anomaly Detection in Videos Using a Hybrid CNN-VAE Architecture", IEEE Transactions on Intelligent Transportation Systems, vol. 23(8), pp. 11891-11902, 2022
[j31] S. K. Kumaran, D. P. Dogra, P. P. Roy, "Anomaly Detection in Road Traffic Using Visual Surveillance: A Survey", ACM Computing Surveys, vol. 53(6), pp. 119:1-119:26, 2021
[j30] D. D. Chakladar, P. Kumar, P. P. Roy, D. P. Dogra, E. J. Scheme and V. Chang, "A multimodal-Siamese Neural Network (mSNN) for person verification using signatures and EEG", Information Fusion, vol. 71, pp. 17-27, 2021
[j29] S. Behera, D. P. Dogra, M. K. Bandyopadhyay and P. P. Roy, "Understanding crowd flow patterns using active-Langevin model", Pattern Recognition, vol. 119, 108037, 2021
[j28] V. Khurana, M. Gahalawat, P. Kumar, P. P. Roy, D. P. Dogra, E. J. Scheme and M. Soleymani, "A Survey on Neuromarketing Using EEG Signals", IEEE Transactions on Cognitive and Developmental Systems, vol. 13(4), pp. 732-749, 2021
[j27] S. K. Behera, P. Kumar, D. P. Dogra, P. P. Roy, "A Robust Biometric Authentication System for Handheld Electronic Devices by Intelligently Combining 3D Finger Motions and Cerebral Responses", IEEE Transactions on Consumer Electronics, vol. 67(1), pp. 58-67, 2021
[j26] A. Ahmed, D. P. Dogra, S. Kar, P. P. Roy, and D. K. Prasad, "Can we automate diagrammatic reasoning?", Pattern Recognition, vol. 106, pp. 107412, 2020.
[j25] S. Kumar, K. De, and P. P. Roy, "Movie Recommendation System using Sentiment Analysis from Microblogging Data", IEEE Transactions on Computational Social Systems, vol. 7(4), pp. 915-923, 2020
[j24] S. Mukherjee, P. Kumar and P. P. Roy, "Fusion of spatio-temporal information for Indic word recognition combining Online and Offline text data", ACM Transactions on Asian and Low-Resource Language Information Processing, vol. 19(2), pp. 33:1-33:24, 2020
[j23] D. Sadhya, K. De, R. Balasubramanian and P. P. Roy, "Development of a clustering based fusion framework for locating the most consistent IrisCodes bits", Information Sciences, vol. 491, pp. 1-15, 2019
[j22] A. K. Bhunia, S. Mukherjee, A. Sain, A. K. Bhunia, P. P. Roy and U. Pal, "Indic Handwritten Script Identification using Offline-Online Multimodal Deep Network", Information Fusion, vol. 57, pp. 1-14, 2020
[j21] K. K. Santhosh, D. P. Dogra, P. P. Roy and B. B. Chaudhuri, "Trajectory-based Scene Understanding using Dirichlet Process Mixture Model", IEEE Transactions on Cybernetics, vol. 51(8), pp. 4148-4161, 2021
[j20] A. K. Bhunia, A. K. Bhunia, S. Ghose, A. Das, P. P. Roy and U. Pal, "A Deep One-Shot Network for Query-based Logo Retrieval", Pattern Recognition, vol. 96, 2019.
[j19] N. Bhattacharya, P. P. Roy and U. Pal, "Sub-stroke-wise Relative Feature for Online Indic Handwriting Recognition", ACM Transactions on Asian and Low-Resource Language Information Processing, vol.18(2), pp. 11:1-11:16, 2019.
[j18] S. K. Behera, S. Bhoi, D. P. Dogra and P. P. Roy, "Robustness Analysis of Motion Sensor Guided Air Authentication System", IEEE Transactions on Consumer Electronics, vol. 64(2), pp. 171-179, 2018
[j17] S. Kumar, M. Yadava and P. P. Roy, "Fusion of EEG Response and Sentiment Analysis of Products Review to Predict Customer Satisfaction", Information Fusion, vol. 52, pp. 41-52, 2019
[j16] P. Kumar, S. Mukherjee, R. Saini, P. Kaushik, P. P. Roy and D. P. Dogra, "Multimodal Gait Recognition with Inertial Sensor Data and Video using Evolutionary Algorithm", IEEE Transactions on Fuzzy Systems, vol. 27(5), pp. 956-965, 2019.
[j15] A. K. Bhunia, A. Konwer, A. Bhowmick, A. K. Bhunia, P. P. Roy and U. Pal, "Script Identification in Natural Scene Image and Video Frame using Attention based Convolutional-LSTM Network", Pattern Recognition, vol. 85, pp. 172-184, 2019
[j14] A. Ahmed, D. P. Dogra, S. Kar and P. P. Roy, "Trajectory-based surveillance analysis: A survey", IEEE Transactions on Circuits and Systems for Video Technology, vol. 29(7), pp. 1985-1997, 2019
[j13] K. K. Santhosh, D. P. Dogra and P. P. Roy, "Temporal Unknown Incremental Clustering Model for Analysis of Traffic Surveillance Videos", IEEE Transactions on Intelligent Transportation Systems, vol. 20(5), pp. 1762-1773, 2019.
[j12] A. K. Bhunia, P. P. Roy, A. Mohta and U. Pal, "Cross-language Framework for Word Recognition and Spotting of Indic Scripts", Pattern Recognition, vol. 79, pp. 12-31, 2018
[j11] R. Saini*, B. Kaur*, P. Singh, P. Kumar, P. P. Roy, R. Balasubramanian and D. Singh, "Don't Just Sign Use Brain Too: A Novel Multimodal Approach for User Identification and Verification", Information Sciences, vol. 430, pp. 163-178, 2018 [*Both authors contributed equally]
[j10] P. Kumar, P. P. Roy and D. P. Dogra, "Independent Bayesian Classifier Combination based Sign Language Recognition using Facial Expression", Information Sciences, vol. 428, pp. 30-48, 2018.
[j9] N. Bhattacharya, U. Pal and P. P. Roy, "Cleaning of Online Bangla Free-form Handwritten Text", ACM Transactions on Asian and Low-Resource Language Information Processing, vol. 17(1), pp. 8:1-8:25, 2017.
[j8] H. Gauba, P. Kumar, P. P. Roy, P. Singh, D. P. Dogra and R. Balasubramanian, "Prediction of Advertisement Preference by Fusing EEG Response and Sentiment Analysis", Neural Networks, vol. 92, pp. 77-88, 2017.
[j7] P. P. Roy, A. K. Bhunia, A. Das, P. Dey and U. Pal, "HMM-based Indic Handwritten Word Recognition using Zone Segmentation", Pattern Recognition, vol. 60, pp. 1057-1075, 2016.
[j6] Y. Chherawala, P. P. Roy and M. Cheriet, "Feature set evaluation for offline handwriting recognition systems: Application to the recurrent neural network model", IEEE Transactions on Cybernetics, vol. 46(12), pp. 2825-2836, 2015.
[j5] R. Mandal, P. P. Roy, U. Pal and M. Blumenstein, "Multi-lingual Date Field Extraction for Automatic Document Retrieval by Machine ", Information Sciences, vol. 314, pp. 277-292, 2014.
[j4] P. P. Roy, U. Pal, J. Lladós and M. Delalandre. "Multi-Oriented Touching Text Character Segmentation in Graphical Documents using Dynamic Programming". Pattern Recognition, vol. 45 (5), pp. 1972-1983, 2012.
[j3] P. P. Roy, U. Pal and J. Lladós. "Document seal detection using GHT and character proximity graphs". Pattern Recognition, vol.44, pp.1282-1295, 2011.
[j2] U. Pal, P. P. Roy, N. Tripathy and J. Lladós. "Multi-Oriented Bangla and Devnagari Text Recognition", Pattern Recognition, vol.43, pp. 4124-4136, 2010.
[j1] U. Pal and P. P. Roy, "Multi-oriented and curved text lines extraction from Indian documents", IEEE Transactions On Systems, Man and Cybernetics- Part B, vol.34, pp. 1676-1684, 2004.
Papers in conference abstract volumes / presented
Selected Conference Articles
(Others can be found here )
[c36] Q. A. Aisha, J. H. Choi, S. Choi, P. P. Roy, B. G. Kim, EmoXFormer: Human-Cognition-Inspired Multimodal Emotion Recognition from Disjoint Modality Datasets, International Conference on Pattern Recognition (ICPR), France, 2026.
[c35] A. Jain , N. Panwar , V. Kumar , A. Alaei , and P. P. Roy. "PINCurve-S: Physics-Informed Neural Curves with Spatial Attention for Efficient Low-Light Image Enhancement", IEEE International Conference on Image Processing (ICIP), Finland, 2026.
[c34] N. Panwar, V. Pandey, R. Tiwari, and P. P. Roy, ”Combining Spatio-Temporal Networks and Graph Attention Architectures for EEG-Based Workload Classification", IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2025), Hyderabad, 2025
[c33] S. A. Rather, A. Kandwal, M. K. Pandit, and P. P. Roy, ”Quantum-behaved Particle Swarm Optimization For The Segmentation Of Kidney Stone Ct Images", IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2025), Hyderabad, 2025
[c32] S. Singh, P. Keserwani, P. P. Roy, and M. Iwamura, ”DCDM: Diffusion-Conditioned-Diffusion Model for Scene Text Image Super-Resolution", European Conference on Computer Vision (ECCV), Italy, 2024.
[c31] G. Siddhad, S. Dey, P. P. Roy, DrowzEE-G-Mamba: Leveraging EEG and State Space Models for Driver Drowsiness Detection, International Conference on Pattern Recognition (ICPR), Kolkata, 2024.
[c30] S. A. Rather, P. P. Roy, and S. Das, ”Chaos Theory Based Gravitational Search Algorithm For Medical Image Segmentation, International Conference on Pattern Recognition (ICPR), Kolkata, 2024.
[c29] V. Pandey, N. Panwar, A. Kumbhar, P. P. Roy, and M. Iwamura, Enhanced Cross-Task EEG Classification: Domain Adaptation with EEGNet, International Conference on Pattern Recognition (ICPR), Kolkata, 2024.
[c28] G. Siddhad, S. Dey, P. P. Roy, and M. Iwamura, "Awake at the Wheel: Enhancing Automotive Safety through EEG-Based Fatigue Detection", International Conference on Pattern Recognition (ICPR), Kolkata, 2024.
[c27] G. Siddhad, P. P. Roy, and B. G. Kim, "Neural Networks Meet Neural Activity: Utilizing EEG for Mental Workload Estimation", International Conference on Pattern Recognition (ICPR), Kolkata, 2024.
[c26] A. R. Inturi, V. M. Manikandan, P. P. Roy, and B. G. Kim, "Multi-Level Feature Exploration using LSTM-Based Variational Autoencoder Network for Fall Detection", International Conference on Pattern Recognition (ICPR), Kolkata, 2024.
[c25] T. Lotey, A. Verma, and P. P. Roy, "EEG-based Mental Imagery Task Adaptation via Ensemble of Weight-Decomposed Low-Rank Adapters", International Conference on Pattern Recognition (ICPR),Kolkata, 2024.
[c24] P. Kaushik, I. Tripathi and P. P. Roy, "Motor Activity Recognition Using Eeg Data and Ensemble of Stacked BLSTM-LSTM Network and Transformer Model", IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), pp. 1-5, Greece, 2023.
[c23] T. Lotey, P. Keserwani, G. Wasnik and P. P. Roy, "Cross-Session Motor Imagery EEG Classification using Self-Supervised Contrastive Learning", International Conference on Pattern Recognition (ICPR), pp. 975-981, Canada, 2022.
[c22] D. D. Chakladar, D. Samanta and P. P. Roy, "Multimodal Deep Sparse Subspace Clustering for Multiple Stimuli-based Cognitive task", International Conference on Pattern Recognition (ICPR), pp. 1098-1104, Canada, 2022.
[c21] D. D. Chakladar, S. Dey, P. P. Roy, and Masakazu Iwamura, "EEG-Based Cognitive State Assessment Using Deep Ensemble Model and Filter Bank Common Spatial Pattern", International Conference on Pattern Recognition (ICPR), pp. 4107-4114, Italy, 2020
[c20] S. Ghose, P. N. Chowdhury, P. P. Roy and U. Pal, " Modeling Extent-of-Texture Information for Ground Terrain Recognition", International Conference on Pattern Recognition (ICPR), pp. 4766-4773, Italy, 2020
[c19] A. Kumar, S. Ghose, P. N. Chowdhury, P. P. Roy and U. Pal, "UDBNET: Unsupervised Document Binarization Network via Adversarial Game", International Conference on Pattern Recognition (ICPR), pp. 7817-7824, Italy, 2020.
[c18] P. Kumar, S. Jain, R. Balasubramanian, P. P. Roy and M. Iwamura, "End-to-end Triplet Loss based Emotion Embedding System for Speech Emotion Recognition", International Conference on Pattern Recognition (ICPR), pp. 8766-8773, Italy, 2020.
[c17] P. Mukherjee, A. Das, A. K. Bhunia, and P. P. Roy. "Cogni-Net: Cognitive feature learning through deep visual perception", IEEE International Conference on Image Processing (ICIP), Taiwan, 2019. (Awarded as one of the "Top 10% papers").
[c16] A. K. Bhunia, A. K. Bhunia, A. Sain, and P. P. Roy. Improving document binarization via adversarial noise-texture augmentation. IEEE International Conference on Image Processing (ICIP), Taiwan, 2019. (Awarded as one of the "Top 10% papers").
[c15] A. K. Bhunia, A. Das, A. K. Bhunia, S. R. K. Perla and P. P. Roy. Handwriting Recognition in Low-resource Scripts using Adversarial Learning. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), USA, 2019.
[c14] S. Mukherjee, S. Ghosh, S. Ghosh, P. Kumar, and P. P. Roy. Predicting Video-frames using encoder-convLSTM combination International Conference on Acoustics, Speech, and Signal Processing (ICASSP), United Kingdom, 2019.
[c13] S. Nag, A. K. Bhunia, A. Konwer, and P. P. Roy. Facial Micro-expression Spotting and Recognition using Time Contrasted Feature with Visual Memory. International Conference on Acoustics, Speech, and Signal Processing (ICASSP), United Kingdom, 2019.
[c12] S. R. K. Perla, A. K. Bhunia, S. Ghose and P. P. Roy. User Constrained Thumbnail Generation using Adaptive Convolutions. International Conference on Acoustics, Speech, and Signal Processing (ICASSP), United Kingdom, 2019.
[c11] A. K. Bhunia, S. R. K. Perla, P. Mukherjee, A. Das and P. P. Roy, "Texture Synthesis Guided Deep Hashing for Texture Image Retrieval", Winter Conference on Applications of Computer Vision (WACV), USA, 2019.
[c10] S. Halder, K. De and P. P. Roy, "Perceptual Conditional Generative Adversarial Networks for End-to-End Image Colourization", Asian Conference on Computer Vision (ACCV), Australia, 2018.
[c9] S. K. Behera, A. K. Dash, D. P. Dogra and P. P. Roy, "Air Signature Recognition using Deep Convolutional Neural Network-Based Sequential Model", International Conference on Pattern Recognition (ICPR), China, 2018.
[c8] A. K. Bhunia, A. K. Bhunia, P. Banerjee, A. Konwer, A. Bhowmick, P. P. Roy and U. Pal, "Word Level Font-to-Font Image Translation using Convolutional Recurrent Generative Adversarial Networks", International Conference on Pattern Recognition (ICPR), China, 2018.
[c7] A. K. Bhunia, A. Bhowmick, A. K. Bhunia, A. Konwer, P. Banerjee, P. P. Roy and U. Pal, "Handwriting Trajectory Recovery using End-to-End Deep Encoder-Decoder Network", International Conference on Pattern Recognition (ICPR), China, 2018.
[c6] A. Konwer, A. K. Bhunia, A. Bhowmick, A. K. Bhunia, P. Banerjee, P. P. Roy and U. Pal, "Staff line Removal using Generative Adversarial Networks", International Conference on Pattern Recognition (ICPR), China, 2018.
[c5] Y. Chherawala, P. P. Roy and M. Cheriet, "Context-dependent BLSTM Models. Application to Offline Handwriting Recognition", International Conference on Image Processing (ICIP), France, 2014 (Awarded as one of the "Top 10% papers").
[c4] S. Roy, P. Shivakumara, P. P. Roy and C. L. Tan, "Wavelet-Gradient-Fusion for Video Text Binarization", In Proc. 21st International Conference on Pattern Recognition, (ICPR), Japan, 2012.
[c3] R. Mandal, P. P. Roy and U. Pal, "Date Field Extraction in Handwritten Documents", In Proc. 21st International Conference on Pattern Recognition (ICPR), Japan, 2012.
[c2] P. P. Roy, U. Pal, J. Lladós and M. Delalandre, "Multi-Oriented and Multi-Sized Touching Character Segmentation using Dynamic Programming", International Conference on Document Analysis and Recognition (ICDAR), Spain, pp.11-15, 2009 (Awarded as Best Student Paper).
[c1] P. P. Roy, U. Pal, J. Lladós and F. Kimura, "Convex Hull based Approach for Multi-Oriented Character Recognition from Graphical Documents", International Conference on Pattern Recognition (ICPR), USA, 2008
Patents
[p1] Sachin Kumar Srivastava, Arti Yadav, Rakesh Naik, Partha Pratim Roy, Ekta Gupta, Machine Learning Enabled SERS Sensing System and Method for Single-shot, Rapid Detection and Classification of Respiratory Viruses, Patent No. 602193
