A Reproducible Workflow for Quantifying Serve-Reception and Side-Out Efficiency in Volleyball

Serve-reception quality is a decisive “hinge” action in volleyball because it constrains the setter’s options and, consequently, side-out success. While coaches increasingly rely on video and notational systems, many teams still face two recurring problems: inconsistent coding between analysts and metrics that do not translate into training prescriptions. This article presents a reproducible, match-video workflow that converts serve-reception events into actionable KPIs for side-out efficiency. The framework integrates a minimal but information-dense coding schema for serve characteristics, reception technique and zone, and reception quality; explicit reliability procedures to reduce observer drift; and an analytics layer that links reception grades to side-out outcomes using interpretable models.