no code implementations • 2 Mar 2022 • Saikat Dutta, Sourya Dipta Das, Nisarg A. Shah
Recent works in Full-reference IQA research perform pixelwise comparison between deep features corresponding to query and reference images for quality prediction.
no code implementations • 27 Jan 2022 • Sourya Dipta Das, Saikat Dutta, Nisarg A. Shah, Dwarikanath Mahapatra, ZongYuan Ge
Convolutional Neural Network models have successfully detected retinal illness from optical coherence tomography (OCT) and fundus images.
no code implementations • 30 Oct 2021 • Sourya Dipta Das, Ayan Basak, Soumil Mandal, Dipankar Das
Research on adversarial attacks are becoming widely popular in the recent years.
1 code implementation • 17 Sep 2021 • Sourya Dipta Das, Ayan Basak
A total of 167 participants participated in the challenge, and we secured the 6th rank during the final evaluation with an MRR of 0. 4658 on the test set.
no code implementations • 13 Jul 2021 • Sourya Dipta Das, Nisarg A. Shah, Saikat Dutta
Deep image relighting allows photo enhancement by illumination-specific retouching without human effort and so it is getting much interest lately.
no code implementations • 17 May 2021 • Andrey Ignatov, Grigory Malivenko, Radu Timofte, Sheng Chen, Xin Xia, Zhaoyan Liu, Yuwei Zhang, Feng Zhu, Jiashi Li, Xuefeng Xiao, Yuan Tian, Xinglong Wu, Christos Kyrkou, Yixin Chen, Zexin Zhang, Yunbo Peng, Yue Lin, Saikat Dutta, Sourya Dipta Das, Nisarg A. Shah, Himanshu Kumar, Chao Ge, Pei-Lin Wu, Jin-Hua Du, Andrew Batutin, Juan Pablo Federico, Konrad Lyda, Levon Khojoyan, Abhishek Thanki, Sayak Paul, Shahid Siddiqui
To address this problem, we introduce the first Mobile AI challenge, where the target is to develop quantized deep learning-based camera scene classification solutions that can demonstrate a real-time performance on smartphones and IoT platforms.
1 code implementation • 15 May 2021 • Saikat Dutta, Sourya Dipta Das, Nisarg A. Shah, Anil Kumar Tiwari
Most of the existing methods utilized additional sensor's data or pretrained network for fine depth estimation of the scene and sometimes use portrait segmentation pretrained network module to segment salient objects in the image.
1 code implementation • 5 Apr 2021 • Sourya Dipta Das, Ayan Basak, Saikat Dutta
We have evaluated our results on the COVID-19 Fake News dataset and FakeNewsNet dataset to show the effectiveness of the proposed algorithm on detecting fake news in short news content as well as in news articles.
no code implementations • 18 Feb 2021 • Sourya Dipta Das, Nisarg A. Shah, Saikat Dutta, Himanshu Kumar
Custom and natural lighting conditions can be emulated in images of the scene during post-editing.
Ranked #4 on Image Relighting on VIDIT’20 validation set
1 code implementation • 10 Jan 2021 • Sourya Dipta Das, Ayan Basak, Saikat Dutta
The significance of social media has increased manifold in the past few decades as it helps people from even the most remote corners of the world stay connected.
Ranked #1 on Fake News Detection on COVID-19 Fake News Dataset
no code implementations • 10 Nov 2020 • Andrey Ignatov, Radu Timofte, Ming Qian, Congyu Qiao, Jiamin Lin, Zhenyu Guo, Chenghua Li, Cong Leng, Jian Cheng, Juewen Peng, Xianrui Luo, Ke Xian, Zijin Wu, Zhiguo Cao, Densen Puthussery, Jiji C V, Hrishikesh P S, Melvin Kuriakose, Saikat Dutta, Sourya Dipta Das, Nisarg A. Shah, Kuldeep Purohit, Praveen Kandula, Maitreya Suin, A. N. Rajagopalan, Saagara M B, Minnu A L, Sanjana A R, Praseeda S, Ge Wu, Xueqin Chen, Tengyao Wang, Max Zheng, Hulk Wong, Jay Zou
This paper reviews the second AIM realistic bokeh effect rendering challenge and provides the description of the proposed solutions and results.
2 code implementations • 27 Sep 2020 • Majed El Helou, Ruofan Zhou, Sabine Süsstrunk, Radu Timofte, Mahmoud Afifi, Michael S. Brown, Kele Xu, Hengxing Cai, Yuzhong Liu, Li-Wen Wang, Zhi-Song Liu, Chu-Tak Li, Sourya Dipta Das, Nisarg A. Shah, Akashdeep Jassal, Tongtong Zhao, Shanshan Zhao, Sabari Nathan, M. Parisa Beham, R. Suganya, Qing Wang, Zhongyun Hu, Xin Huang, Yaning Li, Maitreya Suin, Kuldeep Purohit, A. N. Rajagopalan, Densen Puthussery, Hrishikesh P. S, Melvin Kuriakose, Jiji C. V, Yu Zhu, Liping Dong, Zhuolong Jiang, Chenghua Li, Cong Leng, Jian Cheng
The first track considered one-to-one relighting; the objective was to relight an input photo of a scene with a different color temperature and illuminant orientation (i. e., light source position).
no code implementations • 13 Sep 2020 • Aritra Mukherjee, Sourya Dipta Das, Jasorsi Ghosh, Ananda S. Chowdhury, Sanjoy Kumar Saha
The methodology presented proposes a fast algorithm that can be used to extract semantically labelled surface segments from the cloud, in real time, for direct navigational use or higher level contextual scene reconstruction.
no code implementations • 21 May 2020 • Sourya Dipta Das, Soumil Mandal
In this article, we describe the system that we used for the memotion analysis challenge, which is Task 8 of SemEval-2020.
2 code implementations • IEEE Conference on Computer Vision and Pattern Recognition (CVPR) Workshops 2020 • Sourya Dipta Das, Saikat Dutta
Recently, CNN based end-to-end deep learning methods achieve superiority in Image Dehazing but they tend to fail drastically in Non-homogeneous dehazing.
Ranked #3 on Nonhomogeneous Image Dehazing on NH-HAZE validation
no code implementations • 7 May 2020 • Codruta O. Ancuti, Cosmin Ancuti, Florin-Alexandru Vasluianu, Radu Timofte, Jing Liu, Haiyan Wu, Yuan Xie, Yanyun Qu, Lizhuang Ma, Ziling Huang, Qili Deng, Ju-Chin Chao, Tsung-Shan Yang, Peng-Wen Chen, Po-Min Hsu, Tzu-Yi Liao, Chung-En Sun, Pei-Yuan Wu, Jeonghyeok Do, Jongmin Park, Munchurl Kim, Kareem Metwaly, Xuelu Li, Tiantong Guo, Vishal Monga, Mingzhao Yu, Venkateswararao Cherukuri, Shiue-Yuan Chuang, Tsung-Nan Lin, David Lee, Jerome Chang, Zhan-Han Wang, Yu-Bang Chang, Chang-Hong Lin, Yu Dong, Hong-Yu Zhou, Xiangzhen Kong, Sourya Dipta Das, Saikat Dutta, Xuan Zhao, Bing Ouyang, Dennis Estrada, Meiqi Wang, Tianqi Su, Siyi Chen, Bangyong Sun, Vincent Whannou de Dravo, Zhe Yu, Pratik Narang, Aryan Mehra, Navaneeth Raghunath, Murari Mandal
We focus on the proposed solutions and their results evaluated on NH-Haze, a novel dataset consisting of 55 pairs of real haze free and nonhomogeneous hazy images recorded outdoor.
no code implementations • 6 May 2020 • Aritra Mukherjee, Sourya Dipta Das, Jasorsi Ghosh, Ananda S. Chowdhury, Sanjoy Kumar Saha
LIDAR provides a fast and accurate 3D point cloud map of the environment which helps in map building.
no code implementations • 8 Nov 2019 • Shanxin Yuan, Radu Timofte, Gregory Slabaugh, Ales Leonardis, Bolun Zheng, Xin Ye, Xiang Tian, Yaowu Chen, Xi Cheng, Zhen-Yong Fu, Jian Yang, Ming Hong, Wenying Lin, Wenjin Yang, Yanyun Qu, Hong-Kyu Shin, Joon-Yeon Kim, Sung-Jea Ko, Hang Dong, Yu Guo, Jie Wang, Xuan Ding, Zongyan Han, Sourya Dipta Das, Kuldeep Purohit, Praveen Kandula, Maitreya Suin, A. N. Rajagopalan
A new dataset, called LCDMoire was created for this challenge, and consists of 10, 200 synthetically generated image pairs (moire and clean ground truth).
1 code implementation • 19 Jan 2019 • Sourya Dipta Das, Himanshu Ladia, Vaibhav Kumar, Shivansh Mishra
This verification task is even harder in writer independent scenarios which is undeniably fiscal for realistic cases.
2 code implementations • 9 Oct 2018 • Sourya Dipta Das, Akash Kumar
Bird species classification has received more and more attention in the field of computer vision, for its promising applications in biology and environmental studies.
no code implementations • 10 Mar 2018 • Soumil Mandal, Sourya Dipta Das, Dipankar Das
Language identification of social media text still remains a challenging task due to properties like code-mixing and inconsistent phonetic transliterations.