A video database of human faces under near Infra-Red illumination for human computer interaction applications. - S. L. Happy; Anirban Dasgupta 002; Anjith George; Aurobinda Routray (IHCI, 2012)

A real time facial expression classification system using Local Binary Patterns. - S. L. Happy; Anjith George; Aurobinda Routray (IHCI, 2012)

Automated Alertness and Emotion Detection for Empathic Feedback during e-Learning. - S. L. Happy; Anirban Dasgupta 002; Priyadarshi Patnaik; Aurobinda Routray (T4E, 2013)

Dynamic Model of Facial Expression Recognition based on Eigen-face Approach. - Nikunj Bajaj; Aurobinda Routray; S. L. Happy (CoRR, 2013)

A Vision-Based System for Monitoring the Loss of Attention in Automotive Drivers. - Anirban Dasgupta 002; Anjith George; S. L. Happy; Aurobinda Routray (IEEE Trans. Intell. Transp. Syst., 2013)

Robust facial expression classification using shape and appearance features. - S. L. Happy; Aurobinda Routray (ICAPR, 2015)

An On-board Video Database of Human Drivers. - Anirban Dasgupta 002; Anjith George; S. L. Happy; Aurobinda Routray (CoRR, 2015)

A Drowsiness Detection Scheme Based on Fusion of Voice and Vision Cues. - Anirban Dasgupta 002; Bibek Kabi; Anjith George; S. L. Happy; Aurobinda Routray (CoRR, 2015)

A Video Database of Human Faces under Near Infra-Red Illumination for Human Computer Interaction Aplications. - S. L. Happy; Anirban Dasgupta 002; Anjith George; Aurobinda Routray (CoRR, 2015)

Unsupervised Segmentation of Overlapping Cervical Cell Cytoplasm. - S. L. Happy; Swarnadip Chatterjee; Debdoot Sheet (CoRR, 2015)

Automatic Facial Expression Recognition Using Features of Salient Facial Patches. - S. L. Happy; Aurobinda Routray (IEEE Trans. Affect. Comput., 2015)

An effective feature selection method based on pair-wise feature proximity for high dimensional low sample size data. - S. L. Happy; Ramanarayan Mohanty; Aurobinda Routray (EUSIPCO, 2017)

Graph scaling cut with L1-norm for classification of hyperspectral images. - Ramanarayan Mohanty; S. L. Happy; Aurobinda Routray (EUSIPCO, 2017)

An Unsupervised Approach for Overlapping Cervical Cell Cytoplasm Segmentation. - Pranav Kumar; S. L. Happy; Swarnadip Chatterjee; Debdoot Sheet; Aurobinda Routray (CoRR, 2017)

The Indian Spontaneous Expression Database for Emotion Recognition. - S. L. Happy; Priyadarshi Patnaik; Aurobinda Routray; Rajlakshmi Guha (IEEE Trans. Affect. Comput., 2017)

A Trace Lasso Regularized Ll-norm Graph Cut for Highly Correlated Noisy Hyperspectral Image. - Ramanarayan Mohanty; S. L. Happy; Nilesh Suthar; Aurobinda Routray (EUSIPCO, 2018)

A Trace Lasso Regularized L1-norm Graph Cut for Highly Correlated Noisy Hyperspectral Image. - Ramanarayan Mohanty; S. L. Happy; Nilesh Suthar; Aurobinda Routray (CoRR, 2018)

A Semi-supervised Spatial Spectral Regularized Manifold Local Scaling Cut With HGF for Dimensionality Reduction of Hyperspectral Images. - Ramanarayan Mohanty; S. L. Happy; Aurobinda Routray (CoRR, 2018)

A Supervised Geometry-Aware Mapping Approach for Classification of Hyperspectral Images. - Ramanarayan Mohanty; S. L. Happy; Aurobinda Routray (IEEE Geosci. Remote. Sens. Lett., 2018)

Dual-threshold Based Local Patch Construction Method for Manifold Approximation And Its Application to Facial Expression Analysis. - S. L. Happy; Antitza Dantcheva; Aurobinda Routray (EUSIPCO, 2019)

Characterizing the State of Apathy with Facial Expression and Motion Analysis. - S. L. Happy; Antitza Dantcheva; Abhijit Das 001; Radia Zeghari; Philippe Robert; François Brémond (FG, 2019)

A Versatile Online System for Person-specific Facial Expression Recognition. - Satyajit Nayak; S. L. Happy; Aurobinda Routray; Monalisa Sarma (TENCON, 2019)

Spatial-Spectral Regularized Local Scaling Cut for Dimensionality Reduction in Hyperspectral Image Classification. - Ramanarayan Mohanty; S. L. Happy; Aurobinda Routray (IEEE Geosci. Remote. Sens. Lett., 2019)

A Weakly Supervised learning technique for classifying facial expressions. - S. L. Happy; Antitza Dantcheva; François Brémond (Pattern Recognit. Lett., 2019)

Fuzzy Histogram of Optical Flow Orientations for Micro-Expression Recognition. - S. L. Happy; Aurobinda Routray (IEEE Trans. Affect. Comput., 2019)

A Semisupervised Spatial Spectral Regularized Manifold Local Scaling Cut With HGF for Dimensionality Reduction of Hyperspectral Images. - Ramanarayan Mohanty; S. L. Happy; Aurobinda Routray (IEEE Trans. Geosci. Remote. Sens., 2019)

Semi-supervised Emotion Recognition using Inconsistently Annotated Data. - S. L. Happy; Antitza Dantcheva; François Brémond (FG, 2020)

Apathy Classification by Exploiting Task Relatedness. - S. L. Happy; Antitza Dantcheva; Abhijit Das 001; François Brémond; Radia Zeghari; Philippe Robert (FG, 2020)

How Unique Is a Face: An Investigative Study. - Michal Balazia; S. L. Happy; François Brémond; Antitza Dantcheva (ICPR, 2020)

SEMI2I: Semantically Consistent Image-to-Image Translation for Domain Adaptation of Remote Sensing Data. - Onur Tasar; S. L. Happy; Yuliya Tarabalka; Pierre Alliez (IGARSS, 2020)

ColorMapGAN: Unsupervised Domain Adaptation for Semantic Segmentation Using Color Mapping Generative Adversarial Networks. - Onur Tasar; S. L. Happy; Yuliya Tarabalka; Pierre Alliez (IEEE Trans. Geosci. Remote. Sens., 2020)

Expression recognition with deep features extracted from holistic and part-based models. - S. L. Happy; Antitza Dantcheva; François Brémond (Image Vis. Comput., 2021)

A Spatio-Temporal Approach for Apathy Classification. - Abhijit Das 001; Xuesong Niu; Antitza Dantcheva; S. L. Happy; Hu Han 001; Radia Zeghari; Philippe Robert; Shiguang Shan; François Brémond; Xilin Chen 001 (IEEE Trans. Circuits Syst. Video Technol., 2022)