Intellectual Property India Publishes Patent Application for 'Perplexity And Log-Likelihood Based Approach For Text Classification Using Causal Language Models' Filed by Tata Consultancy Services Limited

MUMBAI, India, June 20 -- Intellectual Property India has published a patent application (202321086642 A) filed by Tata Consultancy Services Limited, Maharashtra, on Dec. 18, 2023, for 'perplexity and log-likelihood based approach for text classification using causal language models.'

Inventor(s) include Pawar, Sachin Sharad; Ramrakhiyani, Nitin Vijaykumar; Sinha, Anubhav; Apte, Manoj Madhav; and Palshikar, Girish Keshav.

The application for the patent was published on June 20, under issue no. 25/2025.

According to the abstract released by the Intellectual Property India: "State of art techniques using moderate sized Language Models (LMs) for text classification need fine-tuning or in-context learning. A method and system providing a two...