no code implementations • 19 Nov 2023 • Sudhanshu Kumar, Partha Pratim Roy, Debi Prosad Dogra, Byung-Gyu Kim
It is the process of computationally identifying and categorizing opinions expressed in a piece of text over different social media platforms.
no code implementations • 29 Jul 2023 • Taveena Lotey, Prateek Keserwani, Debi Prosad Dogra, Partha Pratim Roy
The feature reweighting module of the proposed method generates scores that reweight the feature maps to reduce the impact of irrelevant information.
no code implementations • 2 Nov 2022 • Kamalakar Thakare, Yash Raghuwanshi, Debi Prosad Dogra, Heeseung Choi, Ig-Jae Kim
We then use a refinement strategy based on a cross-branch feed-forward network designed using a popular I3D network to refine both scores.
no code implementations • Expert Systems with Applications 2022 • Kamalakar Vijay Thakare, Nitin Sharma, Debi Prosad Dogra, Heeseung Choi, Ig-JaeKim
The proposed end-to-end multi-stream architecture performs abnormal event detection with accuracy as high as 84. 48%, which is better than the performance of existing video anomaly detection methods.
Abnormal Event Detection In Video Anomaly Detection In Surveillance Videos +4
no code implementations • 8 Feb 2022 • Gourav Siddhad, Anmol Gupta, Debi Prosad Dogra, Partha Pratim Roy
Despite having achieved automated feature extraction in several other domains, deep learning has not yet been accomplished for EEG.
no code implementations • 12 Mar 2020 • Shreetam Behera, Debi Prosad Dogra, Malay Kumar Bandyopadhyay, Partha Pratim Roy
In this paper, a physics-based model is proposed to describe the movements in dense crowds.
no code implementations • 15 Apr 2019 • Shreetam Behera, Debi Prosad Dogra, Malay Kumar Bandyopadhyay, Partha Pratim Roy
It has been observed that the proposed method is able to estimate and segment the linear flows in the dense crowd with better accuracy as compared to state-of-the-art techniques with substantial decrease in the computational overhead.
no code implementations • 13 Feb 2019 • Sk. Arif Ahmed, Debi Prosad Dogra, Samarjit Kar, Partha Pratim Roy, Dilip K. Prasad
Preliminary results indicate that the domain is highly related to computer vision and pattern recognition research with several challenging avenues.
no code implementations • 13 Feb 2019 • Sk. Arif Ahmed, Debi Prosad Dogra, Heeseung Choi, Seungho Chae, Ig-Jae Kim
In this paper, we extract spatio-temporal sequences of frames (referred to as tubes) of moving persons and apply a multi-stage processing to match a given query tube with a gallery of stored tubes recorded through other cameras.
no code implementations • 24 Jan 2019 • Santhosh Kelathodi Kumaran, Debi Prosad Dogra, Partha Pratim Roy
Computer vision has evolved in the last decade as a key technology for numerous applications replacing human supervision.
3 code implementations • 18 Dec 2018 • Santhosh Kelathodi Kumaran, Debi Prosad Dogra, Partha Pratim Roy, Adway Mitra
If such trajectories are used to understand the behavior (normal or anomalous) of moving objects, they need to be represented correctly.
no code implementations • 9 Sep 2018 • Sohom Mukherjee, Arif Ahmed, Debi Prosad Dogra, Samarjit Kar, Partha Pratim Roy
Moreover, the initialization and termination of mid-air finger writing is also challenging due to the absence of any standard delimiting criterion.
no code implementations • 18 Apr 2018 • Santhosh Kelathodi Kumaran, Debi Prosad Dogra, Partha Pratim Roy
Pixel motion is first detected using optical flow and a Bayesian algorithm has been applied to associate pixels belonging to similar cluster in subsequent frames.
no code implementations • 18 Mar 2018 • Santhosh Kelathodi Kumaran, Debi Prosad Dogra, Partha Pratim Roy, Bidyut Baran Chaudhuri
If usual traffic paths are learned in a nonparametric way, manual interventions in road marking road can be avoided.
no code implementations • 17 Mar 2018 • Santhosh Kelathodi Kumaran, Debi Prosad Dogra, Partha Pratim Roy
Thus, signal duration prediction is more accurate when tested on these datasets. The method can be used for designing intelligent operator-independent traffic control systems for roadway junctions at cities and highways.
no code implementations • 5 Dec 2017 • Avirup Bhattacharyya, Rajkumar Saini, Partha Pratim Roy, Debi Prosad Dogra, Samarjit Kar
Next, a face image is segmented into facial regions using landmark points and features are extracted from each region.