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Sameer Dharur

4 accepted papers

2024

Modality Drop-Out for Multimodal Device Directed Speech Detection Using Verbal and Non-Verbal Features

ICASSP 2024accepted

Device-directed speech detection (DDSD) is the binary classification task of distinguishing between queries directed at a voice assistant versus side conversation or background speech. State-of-the-art DDSD systems use verbal cues, e.g acoustic, text and/or automatic speech recognition system (ASR)…

Cited by 0SourceScholar
2022

Episodic Memory Question Answering

CVPR 2022oral

Egocentric augmented reality devices such as wearable glasses passively capture visual data as a human wearer tours a home environment. We envision a scenario wherein the human communicates with an AI agent powering such a device by asking questions (e.g., "where did you last see my keys?"). In orde…

Cited by 40PDFScholar
2021

Habitat 2.0: Training Home Assistants to Rearrange their Habitat

NeurIPS 2021spotlight

We introduce Habitat 2.0 (H2.0), a simulation platform for training virtual robots in interactive 3D environments and complex physics-enabled scenarios. We make comprehensive contributions to all levels of the embodied AI stack – data, simulation, and benchmark tasks. Specifically, we present: (i) R…

2021

SOrT-ing VQA Models : Contrastive Gradient Learning for Improved Consistency

NAACL 2021long

Recent research in Visual Question Answering (VQA) has revealed state-of-the-art models to be inconsistent in their understanding of the world - they answer seemingly difficult questions requiring reasoning correctly but get simpler associated sub-questions wrong. These sub-questions pertain to lowe…