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    Article

    Abstractions for hybrid systems

    We present a procedure for constructing sound finite-state discrete abstractions of hybrid systems. This procedure uses ideas from predicate abstraction to abstract the discrete dynamics and qualitative reaso...

    Ashish Tiwari in Formal Methods in System Design (2008)

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    Article

    Hydrodynamic permeability of membranes built up by spherical particles covered by porous shells: effect of stress jump condition

    This paper concerns the flow of an incompressible, viscous fluid past a porous spherical particle enclosing a solid core, using particle-in-cell method. The Brinkman’s equation in the porous region and the Sto...

    Pramod Kumar Yadav, Ashish Tiwari, Satya Deo, Anatoly Filippov in Acta Mechanica (2010)

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    Chapter and Conference Paper

    Service Adaptive Broking Mechanism Using MROSP Algorithm

    Cloud computing is an effort in delivering resources as a service. It represents a shift away from the era where products were purchased, to computing as a service that is delivered to consumers over the inter...

    Ashish Tiwari, Vipin Sharma, Mehul Mahrishi in Advanced Computing, Networking and Informa… (2014)

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    Article

    A search-based procedure for nonlinear real arithmetic

    We present a new procedure for testing satisfiability (over the reals) of a conjunction of polynomial equations. There are three possible return values for our procedure: it either returns a model for the input f...

    Ashish Tiwari, Patrick Lincoln in Formal Methods in System Design (2016)

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    Article

    Hydrodynamic permeability of a membrane built up by spheroidal particles covered by porous layer

    This paper concerns the motion of a viscous steady incompressible fluid through a membrane, where the membrane is built up by impermeable spheroidal particles covered by a porous layer. In this work, we discus...

    Pramod Kumar Yadav, Ashish Tiwari, Priyanka Singh in Acta Mechanica (2018)

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    Chapter and Conference Paper

    Design and Analysis of Low-Power PLL for Digital Applications

    This paper discusses the challenges and outcomes in designing the low-power PLL for digital applications. PLL being an important block for providing clocking scheme in many electronic circuits raises the requi...

    Ashish Tiwari, Renu Prabha Sahu in International Conference on Advanced Compu… (2019)

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    Chapter and Conference Paper

    A Skywatch on the Challenging Gradual Progression of Scheduling in Cloud Computing

    The continuing innovation across new and existing wireless technologies presents challenges in designing and testing of features, modules, and devices that makes the connected world possible. In computing syst...

    Ashish Tiwari, R. M. Sharma in Applications of Computing, Automation and … (2019)

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    Article

    TeLEx: learning signal temporal logic from positive examples using tightness metric

    We propose a novel passive learning approach, TeLex, to infer signal temporal logic (STL) formulas that characterize the behavior of a dynamical system using only observed signal traces of the system. First, we p...

    Susmit Jha, Ashish Tiwari, Sanjit A. Seshia, Tuhin Sahai in Formal Methods in System Design (2019)

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    Chapter and Conference Paper

    Emerging Ontology Formulation of Optimized Internet of Things (IOT) Services with Cloud Computing

    eagle expresses of cloud computing plays a pivotal role in the development of technology. The technology momentum is gaining cloud system environment across the emerging computational intelligence as ar...

    Ashish Tiwari, R. M. Sharma, Ritu Garg in Soft Computing: Theories and Applications (2020)

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    Chapter and Conference Paper

    Efficient Cloud Orchestration Services in Computing

    In the buzz of technology, the IT Industry growing at a rapid speed with Cloud Orchestration. In the develo** trends, cloud orchestration is becoming impressive and uncertain of dealing a large amount of inf...

    Ashish Tiwari, Sarvesh Kumar in Proceedings of 3rd International Conferenc… (2022)

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    Chapter and Conference Paper

    A Comprehensive Source Code Plagiarism Detection Software

    Source code plagiarism is a simple to finish task, yet exceptionally hard to identify without legitimate device support. Different source code recognition frameworks have been created to help distinguish sourc...

    Amay Dilip Jain, Ankur Gupta in Innovations in Computational Intelligence … (2022)

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    Chapter and Conference Paper

    An Application of Transfer Learning: Fine-Tuning BERT for Spam Email Classification

    The increased use of cyberspace and social media has resulted in a rise in the number of unsolicited bulk e-mails, necessitating the implementation of a reliable system for filtering out such anomalies. In rec...

    Amol P. Bhopale, Ashish Tiwari in Machine Learning and Big Data Analytics (… (2022)