Search Results for author: S. L. Happy

Found 16 papers, 1 papers with code

SemI2I: Semantically Consistent Image-to-Image Translation for Domain Adaptation of Remote Sensing Data

no code implementations14 Feb 2020 Onur Tasar, S. L. Happy, Yuliya Tarabalka, Pierre Alliez

Although convolutional neural networks have been proven to be an effective tool to generate high quality maps from remote sensing images, their performance significantly deteriorates when there exists a large domain shift between training and test data.

Data Augmentation Domain Adaptation +3

ColorMapGAN: Unsupervised Domain Adaptation for Semantic Segmentation Using Color Mapping Generative Adversarial Networks

1 code implementation30 Jul 2019 Onur Tasar, S. L. Happy, Yuliya Tarabalka, Pierre Alliez

Due to the various reasons such as atmospheric effects and differences in acquisition, it is often the case that there exists a large difference between spectral bands of satellite images collected from different geographic locations.

Semantic Segmentation Unsupervised Domain Adaptation

A Trace Lasso Regularized L1-norm Graph Cut for Highly Correlated Noisy Hyperspectral Image

no code implementations22 Jul 2018 Ramanarayan Mohanty, S. L. Happy, Nilesh Suthar, Aurobinda Routray

The underlying idea of this method is to generate the optimal projection matrix by considering both the sparsity as well as the correlation of the data samples.

Dimensionality Reduction

A Supervised Geometry-Aware Mapping Approach for Classification of Hyperspectral Images

no code implementations7 Jul 2018 Ramanarayan Mohanty, S. L. Happy, Aurobinda Routray

The underlying idea of this method is to obtain a linear projection matrix by solving a nonlinear objective function based on the intrinsic geometrical structure of the data.

Classification Classification Of Hyperspectral Images +2

Graph Scaling Cut with L1-Norm for Classification of Hyperspectral Images

no code implementations9 Sep 2017 Ramanarayan Mohanty, S. L. Happy, Aurobinda Routray

The underlying idea of this method is to generate the optimal projection matrix by retaining the original distribution of the data.

Classification Of Hyperspectral Images Dimensionality Reduction +1

An Unsupervised Approach for Overlapping Cervical Cell Cytoplasm Segmentation

no code implementations17 Feb 2017 Pranav Kumar, S. L. Happy, Swarnadip Chatterjee, Debdoot Sheet, Aurobinda Routray

The poor contrast and the overlapping of cervical cell cytoplasm are the major issues in the accurate segmentation of cervical cell cytoplasm.

Segmentation

Automated Alertness and Emotion Detection for Empathic Feedback During E-Learning

no code implementations1 Apr 2016 S. L. Happy, A. Dasgupta, P. Patnaik, A. Routray

Using the non-intrusive visual cues, the system classifies emotion and alertness state of the user, and provides appropriate feedback according to the detected cognitive state using facial expressions, ocular parameters, postures, and gestures.

The Indian Spontaneous Expression Database for Emotion Recognition

no code implementations3 Dec 2015 S. L. Happy, Priyadarshi Patnaik, Aurobinda Routray, Rajlakshmi Guha

However, currently there is a huge demand for spontaneous expression databases for the pragmatic implementation of the facial expression recognition algorithms.

Emotion Recognition Facial Expression Recognition +1

Unsupervised Segmentation of Overlapping Cervical Cell Cytoplasm

no code implementations21 May 2015 S. L. Happy, Swarnadip Chatterjee, Debdoot Sheet

Overlapping of cervical cells and poor contrast of cell cytoplasm are the major issues in accurate detection and segmentation of cervical cells.

Cell Segmentation Segmentation

Automatic Facial Expression Recognition Using Features of Salient Facial Patches

no code implementations15 May 2015 S. L. Happy, Aurobinda Routray

These active patches are further processed to obtain the salient patches which contain discriminative features for classification of each pair of expressions, thereby selecting different facial patches as salient for different pair of expression classes.

Facial Expression Recognition Facial Expression Recognition (FER) +2

A Real Time Facial Expression Classification System Using Local Binary Patterns

no code implementations15 May 2015 S. L. Happy, Anjith George, Aurobinda Routray

A customizable approach is proposed for facial expression analysis, since the various expressions and intensity of expressions vary from person to person.

Emotion Recognition Face Detection +1

Robust Facial Expression Classification Using Shape and Appearance Features

no code implementations15 May 2015 S. L. Happy, Aurobinda Routray

Feature extraction is one important step in expression analysis which contributes toward fast and accurate expression recognition.

Classification Facial Expression Recognition +2

A Vision Based System for Monitoring the Loss of Attention in Automotive Drivers

no code implementations13 May 2015 Anirban Dasgupta, Anjith George, S. L. Happy, Aurobinda Routray

In this paper, we propose a robust real time embedded platform to monitor the loss of attention of the driver during day as well as night driving conditions.

Management

Dynamic Model of Facial Expression Recognition based on Eigen-face Approach

no code implementations23 Nov 2013 Nikunj Bajaj, Aurobinda Routray, S. L. Happy

In this paper, a holistic approach for facial expression recognition is proposed which captures the variation in facial features in temporal domain and classifies the sequence of images in different emotions.

Emotion Recognition Facial Expression Recognition +2

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