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Rajat Kumar

4 accepted papers

2026

Real-Time Multi-Robot Motion Planning with Safe-Interval Search and Learning-Guided Repair

IJCAI 2026

Motion planning among multiple robots in a shared space is a fundamental yet computationally challenging problem in robotics, with applications ranging from warehouse automation to autonomous fleets. In this work, we introduce a fast, scalable motion planner that achieves real-time, collision-free t

Cited by 0Scholar
2022

Intent Detection and Discovery from User Logs via Deep Semi-Supervised Contrastive Clustering

NAACL 2022long

Intent Detection is a crucial component of Dialogue Systems wherein the objective is to classify a user utterance into one of multiple pre-defined intents. A pre-requisite for developing an effective intent identifier is a training dataset labeled with all possible user intents. However, even skille…

2022

Iterative Stratified Testing and Measurement for Automated Model Updates

EMNLP 2022industry

Automating updates to machine learning systems is an important but understudied challenge in AutoML. The high model variance of many cutting-edge deep learning architectures means that retraining a model provides no guarantee of accurate inference on all sample types. To address this concern, we pre…

Cited by 0SourcePDFScholar
2022

Prompt Augmented Generative Replay via Supervised Contrastive Learning for Lifelong Intent Detection

NAACL 2022findings

Identifying all possible user intents for a dialog system at design time is challenging even for skilled domain experts. For practical applications, novel intents may have to be inferred incrementally on the fly. This typically entails repeated retraining of the intent detector on both the existing…