no code implementations • 26 Feb 2021 • Abhay Kumar, Tanmoy Chattopadhyay, Santosh V Vadawale, A. R. Rao, Soumya Gupta, Mithun N. P. S., Varun Bhalerao, Dipankar Bhattacharya
Here we explore the possibility of using the Compton events as well as the low gain pixels to extend the spectroscopic energy range of CZTI for ON-axis bright X-ray sources.
Instrumentation and Methods for Astrophysics High Energy Astrophysical Phenomena
no code implementations • 26 Feb 2021 • Tanmoy Chattopadhyay, Soumya Gupta, Vidushi Sharma, Shabnam Iyyani, Ajay Ratheesh, N. P. S. Mithun, E. Aarthy, Sourav Palit, Abhay Kumar, Santosh V Vadawale, A. R. Rao, Varun Bhalerao, Dipankar Bhattacharya
While the 2-pixel Compton scattered events (100 - 300 keV) are used to extract sensitive spectroscopic information, the inclusion of the low-gain pixels (around 20% of the detector plane) after careful calibration extends the energy range of Compton energy spectra to 600 keV.
High Energy Astrophysical Phenomena Instrumentation and Methods for Astrophysics
no code implementations • 25 Sep 2019 • Suraj Tripathi, Chirag Singh, Abhay Kumar
And our proposed decoder network serves the purpose of reducing the transformation present in the input image by learning to construct a representative image of the input image class.
no code implementations • 23 Aug 2019 • Abhay Kumar, Nishant Jain, Suraj Tripathi, Chirag Singh, Kamal Krishna
The auxiliary task helps in capturing the relevant scale-related information to improve the performance of the main task.
no code implementations • 19 Jun 2019 • Suraj Tripathi, Abhiram Ramesh, Abhay Kumar, Chirag Singh, Promod Yenigalla
This paper proposes a Convolutional Neural Network (CNN) inspired by Multitask Learning (MTL) and based on speech features trained under the joint supervision of softmax loss and center loss, a powerful metric learning strategy, for the recognition of emotion in speech.
no code implementations • 15 Jun 2019 • Suraj Tripathi, Abhay Kumar, Chirag Singh
We propose a novel visual context-aware filter generation module which incorporates contextual information present in images into Convolutional Neural Networks (CNNs).
no code implementations • 11 Jun 2019 • Suraj Tripathi, Abhay Kumar, Abhiram Ramesh, Chirag Singh, Promod Yenigalla
This paper proposes a Residual Convolutional Neural Network (ResNet) based on speech features and trained under Focal Loss to recognize emotion in speech.
2 code implementations • 11 Jun 2019 • Suraj Tripathi, Abhay Kumar, Abhiram Ramesh, Chirag Singh, Promod Yenigalla
This paper proposes a speech emotion recognition method based on speech features and speech transcriptions (text).
no code implementations • 11 Jun 2019 • Abhay Kumar, Nishant Jain, Suraj Tripathi, Chirag Singh
To overcome this limitation, we propose a Zero Shot Learning (ZSL) paradigm for predicting unseen hashtag labels by learning the relationship between the semantic space of tweets and the embedding space of hashtag labels.
no code implementations • 30 Mar 2019 • Abhay Kumar, Nishant Jain, Chirag Singh, Suraj Tripathi
The SIFT descriptor layer captures the orientation and the spatial relationship of the features extracted by convolutional layer.
1 code implementation • 31 May 2016 • Sohil Shah, Abhay Kumar, Carlos Castillo, David Jacobs, Christoph Studer, Tom Goldstein
We propose a general framework to approximately solve large-scale semidefinite problems (SDPs) at low complexity.