Search Results for author: Naresh Manwani

Found 22 papers, 2 papers with code

Pseudo-labelling meets Label Smoothing for Noisy Partial Label Learning

no code implementations7 Feb 2024 Darshana Saravanan, Naresh Manwani, Vineet Gandhi

Noisy PLL (NPLL) relaxes this constraint by allowing some partial labels to not contain the true label, enhancing the practicality of the problem.

Partial Label Learning Pseudo Label +1

RoLNiP: Robust Learning Using Noisy Pairwise Comparisons

no code implementations4 Mar 2023 Samartha S Maheshwara, Naresh Manwani

This paper presents a robust approach for learning from noisy pairwise comparisons.

Delaytron: Efficient Learning of Multiclass Classifiers with Delayed Bandit Feedbacks

no code implementations17 May 2022 Naresh Manwani, Mudit Agarwal

When $t+d_t>T$, we consider that the feedback for the $t$-th round is missing.

RISAN: Robust Instance Specific Abstention Network

1 code implementation7 Jul 2021 Bhavya Kalra, Kulin Shah, Naresh Manwani

In this paper, we propose deep architectures for learning instance specific abstain (reject option) binary classifiers.

Active Learning

Multiclass Classification using dilute bandit feedback

no code implementations17 May 2021 Gaurav Batra, Naresh Manwani

This paper introduces a new online learning framework for multiclass classification called learning with diluted bandit feedback.

Classification

The Curious Case of Convex Neural Networks

no code implementations9 Jun 2020 Sarath Sivaprasad, Ankur Singh, Naresh Manwani, Vineet Gandhi

In this paper, we investigate a constrained formulation of neural networks where the output is a convex function of the input.

Image Classification

Learning Multiclass Classifier Under Noisy Bandit Feedback

no code implementations5 Jun 2020 Mudit Agarwal, Naresh Manwani

This paper addresses the problem of multiclass classification with corrupted or noisy bandit feedback.

Online Algorithms for Multiclass Classification using Partial Labels

no code implementations24 Dec 2019 Rajarshi Bhattacharjee, Naresh Manwani

In this paper, we propose online algorithms for multiclass classification using partial labels.

Avg Classification +1

Robust Deep Ordinal Regression Under Label Noise

no code implementations7 Dec 2019 Bhanu Garg, Naresh Manwani

The real-world data is often susceptible to label noise, which might constrict the effectiveness of the existing state of the art algorithms for ordinal regression.

regression

Expert2Coder: Capturing Divergent Brain Regions Using Mixture of Regression Experts

no code implementations26 Sep 2019 Subba Reddy Oota, Naresh Manwani, Raju S. Bapi

In this paper, we achieve this by clustering similar regions together and for every cluster we learn a different linear regression model using a mixture of linear experts model.

Clustering regression

Online Active Learning of Reject Option Classifiers

no code implementations14 Jun 2019 Kulin Shah, Naresh Manwani

In this paper, we propose novel algorithms for active learning of reject option classifiers.

Active Learning Binary Classification +1

PLUME: Polyhedral Learning Using Mixture of Experts

no code implementations22 Apr 2019 Kulin Shah, P. S. Sastry, Naresh Manwani

In this paper, we propose a novel mixture of expert architecture for learning polyhedral classifiers.

Generalization Bounds

Mixture of Regression Experts in fMRI Encoding

no code implementations26 Nov 2018 Subba Reddy Oota, Adithya Avvaru, Naresh Manwani, Raju S. Bapi

We argue that each expert learns a certain region of brain activations corresponding to its category of words, which solves the problem of identifying the regions with a simple encoding model.

regression

Exact Passive-Aggressive Algorithms for Learning to Rank Using Interval Labels

1 code implementation18 Aug 2018 Naresh Manwani, Mohit Chandra

We also show experimentally that the proposed algorithms successfully learn accurate classifiers using interval labels as well as exact labels.

Learning-To-Rank

fMRI Semantic Category Decoding using Linguistic Encoding of Word Embeddings

no code implementations13 Jun 2018 Subba Reddy Oota, Naresh Manwani, Bapi Raju S

Unlike the models with hand-crafted features that have been used in the literature, in this paper we propose a novel approach wherein decoding models are built with features extracted from popular linguistic encodings of Word2Vec, GloVe, Meta-Embeddings in conjunction with the empirical fMRI data associated with viewing several dozen concrete nouns.

Word Embeddings

Sparse Reject Option Classifier Using Successive Linear Programming

no code implementations12 Feb 2018 Kulin Shah, Naresh Manwani

We also show that the excess risk of loss $L_d$ is upper bounded by the excess risk of $L_{dr}$.

PRIL: Perceptron Ranking Using Interval Labeled Data

no code implementations12 Feb 2018 Naresh Manwani

In this paper, we propose an online learning algorithm PRIL for learning ranking classifiers using interval labeled data and show its correctness.

On the Robustness of Decision Tree Learning under Label Noise

no code implementations20 May 2016 Aritra Ghosh, Naresh Manwani, P. S. Sastry

In most practical problems of classifier learning, the training data suffers from the label noise.

Making Risk Minimization Tolerant to Label Noise

no code implementations14 Mar 2014 Aritra Ghosh, Naresh Manwani, P. S. Sastry

Through extensive empirical studies, we show that risk minimization under the $0-1$ loss, the sigmoid loss and the ramp loss has much better robustness to label noise when compared to the SVM algorithm.

Double Ramp Loss Based Reject Option Classifier

no code implementations26 Nov 2013 Naresh Manwani, Kalpit Desai, Sanand Sasidharan, Ramasubramanian Sundararajan

The goodness of a reject option classifier is quantified using $0-d-1$ loss function wherein a loss $d \in (0,. 5)$ is assigned for rejection.

General Classification

K-Plane Regression

no code implementations7 Nov 2012 Naresh Manwani, P. S. Sastry

In this paper, we present a novel algorithm for piecewise linear regression which can learn continuous as well as discontinuous piecewise linear functions.

Clustering regression

Polyceptron: A Polyhedral Learning Algorithm

no code implementations8 Jul 2011 Naresh Manwani, P. S. Sastry

In this paper we propose a new algorithm for learning polyhedral classifiers which we call as Polyceptron.

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