Search Results for author: Siddharth Srivastava

Found 32 papers, 4 papers with code

Anytime Stochastic Task and Motion Policies

no code implementations28 Aug 2021 Naman Shah, Siddharth Srivastava

We present a new approach for integrated task and motion planning in stochastic settings.

Motion Planning

Learning Causal Models of Autonomous Agents using Interventions

no code implementations21 Aug 2021 Pulkit Verma, Siddharth Srivastava

One of the several obstacles in the widespread use of AI systems is the lack of requirements of interpretability that can enable a layperson to ensure the safe and reliable behavior of such systems.

Depth Infused Binaural Audio Generation using Hierarchical Cross-Modal Attention

no code implementations10 Aug 2021 Kranti Kumar Parida, Siddharth Srivastava, Neeraj Matiyali, Gaurav Sharma

Binaural audio gives the listener the feeling of being in the recording place and enhances the immersive experience if coupled with AR/VR.

Audio Generation

Learning User-Interpretable Descriptions of Black-Box AI System Capabilities

no code implementations28 Jul 2021 Pulkit Verma, Shashank Rao Marpally, Siddharth Srivastava

Several approaches have been developed to answer specific questions that a user may have about an AI system that can plan and act.

Planning for Proactive Assistance in Environments with Partial Observability

no code implementations2 May 2021 Anagha Kulkarni, Siddharth Srivastava, Subbarao Kambhampati

This paper addresses the problem of synthesizing the behavior of an AI agent that provides proactive task assistance to a human in settings like factory floors where they may coexist in a common environment.

Beyond Image to Depth: Improving Depth Prediction using Echoes

1 code implementation CVPR 2021 Kranti Kumar Parida, Siddharth Srivastava, Gaurav Sharma

We propose a novel multi modal fusion technique, which incorporates the material properties explicitly while combining audio (echoes) and visual modalities to predict the scene depth.

Depth Estimation

Analysing Risk of Coronary Heart Disease through Discriminative Neural Networks

1 code implementation17 Jun 2020 Ayush Khaneja, Siddharth Srivastava, Astha Rai, A S Cheema, P K Srivastava

Such a model does not work on a probability-based approach to classify samples into labels.

Bridging the Gap: Providing Post-Hoc Symbolic Explanations for Sequential Decision-Making Problems with Inscrutable Representations

no code implementations4 Feb 2020 Sarath Sreedharan, Utkarsh Soni, Mudit Verma, Siddharth Srivastava, Subbarao Kambhampati

As increasingly complex AI systems are introduced into our daily lives, it becomes important for such systems to be capable of explaining the rationale for their decisions and allowing users to contest these decisions.

Decision Making Montezuma's Revenge

Asking the Right Questions: Learning Interpretable Action Models Through Query Answering

1 code implementation29 Dec 2019 Pulkit Verma, Shashank Rao Marpally, Siddharth Srivastava

This paper develops a new approach for estimating an interpretable, relational model of a black-box autonomous agent that can plan and act.

Signaling Friends and Head-Faking Enemies Simultaneously: Balancing Goal Obfuscation and Goal Legibility

no code implementations25 May 2019 Anagha Kulkarni, Siddharth Srivastava, Subbarao Kambhampati

In order to be useful in the real world, AI agents need to plan and act in the presence of others, who may include adversarial and cooperative entities.

Few Shot Speaker Recognition using Deep Neural Networks

no code implementations17 Apr 2019 Prashant Anand, Ajeet Kumar Singh, Siddharth Srivastava, Brejesh lall

The recent advances in deep learning are mostly driven by availability of large amount of training data.

Few-Shot Learning Speaker Recognition

An Online Learning Approach for Dengue Fever Classification

no code implementations17 Apr 2019 Siddharth Srivastava, Sumit Soman, Astha Rai

This paper introduces a novel approach for dengue fever classification based on online learning paradigms.

Classification General Classification

DeepPoint3D: Learning Discriminative Local Descriptors using Deep Metric Learning on 3D Point Clouds

no code implementations27 Mar 2019 Siddharth Srivastava, Brejesh lall

The method constitutes a deep network for learning permutation invariant representation of 3D points.

Metric Learning

Discrete-Continuous Mixtures in Probabilistic Programming: Generalized Semantics and Inference Algorithms

no code implementations ICML 2018 Yi Wu, Siddharth Srivastava, Nicholas Hay, Simon Du, Stuart Russell

Despite the recent successes of probabilistic programming languages (PPLs) in AI applications, PPLs offer only limited support for random variables whose distributions combine discrete and continuous elements.

Probabilistic Programming

Hierarchical Expertise-Level Modeling for User Specific Robot-Behavior Explanations

no code implementations19 Feb 2018 Sarath Sreedharan, Siddharth Srivastava, Subbarao Kambhampati

There is a growing interest within the AI research community to develop autonomous systems capable of explaining their behavior to users.

A Unified Framework for Planning in Adversarial and Cooperative Environments

no code implementations16 Feb 2018 Anagha Kulkarni, Siddharth Srivastava, Subbarao Kambhampati

By slightly varying our framework, we present an approach for goal legibility in cooperative settings which produces plans that achieve a goal while being consistent with at most j goals from a set of confounding goals.

An Anytime Algorithm for Task and Motion MDPs

no code implementations16 Feb 2018 Siddharth Srivastava, Nishant Desai, Richard Freedman, Shlomo Zilberstein

We present a new approach where the high-level decision problem occurs in a stochastic setting and can be modeled as a Markov decision process.

Decision Making Motion Planning

Enhanced Characterness for Text Detection in the Wild

no code implementations4 Dec 2017 Aarushi Agrawal, Prerana Mukherjee, Siddharth Srivastava, Brejesh lall

We show that a simple combination of characterness cues help in rejecting the non text regions.

Text Spotting

Drought Stress Classification using 3D Plant Models

no code implementations21 Sep 2017 Siddharth Srivastava, Swati Bhugra, Brejesh lall, Santanu Chaudhury

Quantification of physiological changes in plants can capture different drought mechanisms and assist in selection of tolerant varieties in a high throughput manner.

3D Reconstruction Classification +2

3D Binary Signatures

no code implementations26 Aug 2017 Siddharth Srivastava, Brejesh lall

3DBS describes keypoints from point clouds with a binary vector resulting in extremely fast matching.

Learning Generalized Reactive Policies using Deep Neural Networks

no code implementations24 Aug 2017 Edward Groshev, Maxwell Goldstein, Aviv Tamar, Siddharth Srivastava, Pieter Abbeel

We show that a deep neural network can be used to learn and represent a \emph{generalized reactive policy} (GRP) that maps a problem instance and a state to an action, and that the learned GRPs efficiently solve large classes of challenging problem instances.

Decision Making Feature Selection

Large Scale Novel Object Discovery in 3D

no code implementations22 Jan 2017 Siddharth Srivastava, Gaurav Sharma, Brejesh lall

We test on unknown objects, which were not seen during training, and perform clustering in the learned embedding space of supervoxels to effectively perform novel object discovery.

Object Discovery

Benchmarking KAZE and MCM for Multiclass Classification

no code implementations20 May 2015 Siddharth Srivastava, Prerana Mukherjee, Brejesh lall

In this paper, we propose a novel approach for feature generation by appropriately fusing KAZE and SIFT features.

Classification General Classification +1

SIFT Vs SURF: Quantifying the Variation in Transformations

no code implementations25 Apr 2015 Siddharth Srivastava

This paper studies the robustness of SIFT and SURF against different image transforms (rigid body, similarity, affine and projective) by quantitatively analyzing the variations in the extent of transformations.

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