no code implementations • 8 Aug 2023 • Adamya Shyam, Vikas Kumar, Venkateswara Rao Kagita, Arun K Pujari
We consider two prominent CF techniques, namely Regularized Matrix Factorization and Maximum Margin Matrix factorization, as the baseline models and demonstrate their customization to various recommendation tasks.
no code implementations • 22 Jul 2023 • Venkateswara Rao Kagita, Anshuman Singh, Vikas Kumar, Pavan Kalyan Reddy Neerudu, Arun K Pujari, Rohit Kumar Bondugula
The traditional models of group recommendation are designed to act like a black box with a strict focus on improving recommendation accuracy, and most often, they place the onus on the users to interpret recommendations.
no code implementations • 24 Jun 2023 • Ramya Kamani, Vikas Kumar, Venkateswara Rao Kagita
Several approaches in the literature have been proposed to tackle the problem of data sparsity, among which cross-domain collaborative filtering (CDCF) has gained significant attention in the recent past.
no code implementations • 22 Jun 2023 • Shamal Shaikh, Venkateswara Rao Kagita, Vikas Kumar, Arun K Pujari
We exploit the inherent characteristics of CF algorithms to assess the confidence level of individual ratings and propose a semi-supervised approach for rating augmentation based on self-training.
1 code implementation • 23 May 2023 • Pavan Kalyan Reddy Neerudu, Subba Reddy Oota, Mounika Marreddy, Venkateswara Rao Kagita, Manish Gupta
Further, how robust are these models to perturbations in input text?
no code implementations • 18 Sep 2021 • Venkateswara Rao Kagita, Arun K Pujari, Vineet Padmanabhan, Vikas Kumar
The conformal recommender system uses the experience of a user to output a set of recommendations, each associated with a precise confidence value.
no code implementations • 29 Jan 2019 • Venkateswara Rao Kagita, Arun K Pujari, Vineet Padmanabhan, Vikas Kumar
We describe a greedy approach for attribute aggregation that satisfies the first three properties, but not the fourth, i. e., compound justified representation, which we prove to be NP-complete.
no code implementations • 24 Dec 2018 • Vikas Kumar, Arun K Pujari, Vineet Padmanabhan, Venkateswara Rao Kagita
Multi-label learning is concerned with the classification of data with multiple class labels.