Foundations · Qiskit

General measurements | Understanding Quantum Information & Computation | Lesson 11

Name: General measurements | Understanding Quantum Information & Computation | Lesson 11
Uploaded: 2024-07-31
Description: Reading out a qubit is only the simplest measurement story. This John Watrous lesson develops a more general mathematical description of measurement. It is a deeper-learning choice for viewers familiar with density matrices, with a useful connection to how experiments extract information from repeated preparations rather than reveal an entire state at once.

Original upload Jul 31, 2024

Rows of patterned Fugaku supercomputer cabinets at the RIKEN Center for Computational Science

Context photo · Barsaka2 · CC0 · CC0 1.0

YouTube is paused. Choose video players in your privacy settings to watch here. YouTube receives connection information when loaded.

Fugaku at RIKEN in Kobe. Classical supercomputing context for computational research, not a quantum processor or a video frame.

Open on YouTube Browse more videos How privacy choices work Photo source and license

Reading out a qubit is only the simplest measurement story. This John Watrous lesson develops a more general mathematical description of measurement. It is a deeper-learning choice for viewers familiar with density matrices, with a useful connection to how experiments extract information from repeated preparations rather than reveal an entire state at once.

Video by Qiskit. Added to QubitWire September 29, 2026.

Watch on YouTube · More recently added videos