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The Latest News, Articles, and Events in Signal Processing

Date: 18-22 December 2023 (In-person)
Location: Chennai, Tamil Nadu, India

Date: 11-15 December 2023 (Hybrid)
Location: Bangalore, Karnataka, India

Date: 4-9 December 2023 (Virtual)
Location: Pune, Maharashtra, India

Date: 24-28 November 2023 (Hybrid)
Location: BTKIT Dwarahat, Uttarakhand

Date: 1-2 March 2024 (Hybrid)
Location: Rajkot, Gujarat, India

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Date: 3-5 November 2023 (In-person)
Location: Colombo, Western Province, Sri Lanka

Date: 3-5 November 2023 (In-person)
Location: Ernakulam, Kerala, India

Date: 5-7 October 2023 (In-person)
Location: Kalamassery , Kochi, Kerala

Date:  18 October 2023
Chapter: North Jersey Chapter
Chapter Chair: Alfredo Tan
Title: Synthetic Aperture Radar (SAR) Signal Processing Challenges and Data Sets for Associated Research

Date: 21 November 2023
Chapter: German Chapter
Chapter Chair: Wolfgang Utschick
Topic: Differentiable Tools for Digital Twin Networks

Lecture Date: 19 October 2023
Chapter: France Chapter
Chapter Chair: William Puech
Topic: Reinforcement Learning meets Federated Learning and Distributional Robustness

Lecture Date: 17 October 2023
Chapter: Spain Chapter
Chapter Chair: Javier Prieto
Topic: Nonconvex Optimization Meets Low-Rank Matrix Estimation

ME-UYR is under way! We are currently looking for students and mentors who are interested in participating in this mentoring experience. Please find more information in the Call for Student participants and the Call for Mentors.

IEEE Signal Processing Magazine

Inference tasks in signal processing are often characterized by the availability of reliable statistical modeling with some missing instance-specific parameters. One conventional approach uses data to estimate these missing parameters and then infers based on the estimated model. Alternatively, data can also be leveraged to directly learn the inference mapping end to end. These approaches for combining partially known statistical models and data in inference are related to the notions of generative and discriminative models used in the machine learning literature [1] , [2] , typically considered in the context of classifiers.

IEEE Signal Processing Magazine

Quaternions are still largely misunderstood and often considered an “exotic” signal representation without much practical utility despite the fact that they have been around the signal and image processing community for more than 30 years now. The main aim of this article is to counter this misconception and to demystify the use of quaternion algebra for solving problems in signal and image processing. To this end, we propose a comprehensive and objective overview of the key aspects of quaternion representations, models, and methods and illustrate our journey through the literature with flagship applications. We conclude this work by an outlook on the remaining challenges and open problems in quaternion signal and image processing.

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