Inner Product

The inner product, a fundamental operation in linear algebra, is central to numerous machine learning tasks, particularly in measuring similarity between vectors or matrices. Current research emphasizes efficient computation of inner products, focusing on algorithms and architectures optimized for high-dimensional data and large-scale applications like neural network training and approximate nearest neighbor search. This includes developing faster algorithms (e.g., using techniques like sketching and adaptive sampling) and specialized hardware to accelerate computations, ultimately impacting the speed and scalability of various machine learning models and data analysis techniques. Improved inner product calculations are crucial for advancing the performance and efficiency of many applications, from recommendation systems to neural network training.

Papers