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Pratyush Kumar

Researcher at Indian Institute of Technology Madras

Publications -  119
Citations -  2042

Pratyush Kumar is an academic researcher from Indian Institute of Technology Madras. The author has contributed to research in topics: Computer science & Scheduling (computing). The author has an hindex of 20, co-authored 110 publications receiving 1389 citations. Previous affiliations of Pratyush Kumar include École Polytechnique Fédérale de Lausanne & University of California, Santa Barbara.

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Journal ArticleDOI

FarmChat: A Conversational Agent to Answer Farmer Queries

TL;DR: It is found that a conversational agent has the potential to effectively meet the information needs of farmers at scale and could inform future work on designing conversational agents for user populations with limited literacy and technology experience.
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Evaluating example-based search tools

TL;DR: The studies clearly show that example-based search is comparable to ranked lists on simple tasks, but significantly reduces the error rate and search time when complex tradeoffs are involved, showing that such tools are likely to be useful particularly for extending the scope of consumer e-commerce to more complex products.
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Shear rate thickening flow behavior of semisolid slurries

TL;DR: In this article, a computer-controlled, high-temperature Couette rheometer was used to characterize the constitutive flow behavior of a tin-15 pct lead system from 0.3 to 0.45 fractions solid.
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Constitutive modeling and characterization of the flow behavior of semi-solid metal alloy slurries—II. Structural evolution under shear deformation

TL;DR: In this paper, a linear equation is proposed to model the kinetics of the agglomeration evolution of semi-solid alloys under shear during transient processes, and material parameters appearing in the evolution equation are determined from shear rate jump experiments.
Proceedings ArticleDOI

A hybrid approach to cyber-physical systems verification

TL;DR: In this article, the authors propose a performance verification technique for cyber-physical systems that consist of multiple control loops implemented on a distributed architecture, and they show how to combine functional analysis techniques with model checking in order to derive a delay-frequency interface that quantifies the interleavings between messages with worst-case delays and those with smaller delays.