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Simons Institute

Mackay-Neal Codes for High-Speed Wireless and Free-Space Optical Links

Explores rate-adaptive MacKay-Neal codes using protographs and distribution matchers for flexible, high-performance wireless and optical communication systems, achieving near-Shannon limit performance across various rates.

• YouTube
• 31 minutes
• On-Demand
• Free Video

Institute for Pure & Applied Mathematics (IPAM)

Dimers on a Riemann Surface and Compactified Free Field

Explore dimer models on Riemann surfaces, height function convergence, and connections to compactified free fields. Gain insights into probabilistic methods and discrete complex analysis in statistical mechanics.

• YouTube
• 47 minutes
• On-Demand
• Free Video

Ubuntu OnAir

Free Software and Open Source Licenses - Documentation Office Hours

Explore open source licenses, their implications for documentation and code contributions, and key concepts like copyleft, four freedoms, and permissive vs. restrictive licenses.

• YouTube
• 24 minutes
• On-Demand
• Free Video

Fields Institute

Free Curves, Eigenschemes and Pencils of Curves

Explore free curves, eigenschemes, and pencils of curves in this advanced mathematics talk by Hal Schenck, delving into cutting-edge concepts in enumerative geometry.

• YouTube
• 1 hour
• On-Demand
• Free Video

Alan Turing Institute

Data-Driven Closure Modeling Using Derivative-Free Kalman Methods

Explore data-driven closure modeling for complex dynamical systems using derivative-free Kalman methods. Learn about sparse identification and stochastic closures in turbulence and cloud dynamics prediction.

• YouTube
• 51 minutes
• On-Demand
• Free Video

Ubuntu OnAir

Ubuntu's Contribution to Free Software Communities in Colombia

Exploración del impacto de Ubuntu en el desarrollo de comunidades de software libre en Colombia, destacando el Festival de Instalación y su expansión en Latinoamérica y Europa.

• YouTube
• 26 minutes
• On-Demand
• Free Video

Fields Institute

Construction of Free and Nearly Free Curves

Explore the mathematical construction of free and nearly free curves, delving into advanced concepts in algebra, geometry, and topology.

• YouTube
• 42 minutes
• On-Demand
• Free Video

ICTP Mathematics

Analysis Seminar - Up to the Boundary Gradient Estimates in Bernoulli Type Free Boundary Problems

Explore recent advances in gradient estimates for viscosity solutions of free boundary problems, featuring new Inhomogeneous Pucci Barriers and innovative proof techniques inspired by Harmonic Analysis.

• YouTube
• 1 hour 1 minute
• On-Demand
• Free Video

Why Is There No Free Software Vulnerability Database?

Explore the need for a free software vulnerability database, its challenges, and potential solutions. Learn about Package URL, data models, and future plans for improved cybersecurity.

• YouTube
• 53 minutes
• On-Demand
• Free Video

Public Money? Public Code - The Role of Free Software After the Corona Crisis

Explore the importance of free software in government, digital sovereignty, and crisis response, highlighting its role in tracing apps, eHealth, and public sector innovation.

• YouTube
• 43 minutes
• On-Demand
• Free Video

The Aspen Institute

Free Speech in the Age of Social Media

Explore the complexities of free speech regulation by private tech companies in the digital era, examining its impact on democracy and the challenges of balancing protection and moderation.

• YouTube
• 1 hour 2 minutes
• On-Demand
• Free Video

The Royal College of Pathologists

Protein Electrophoresis and Free Light Chains - Lecture 9

Explore laboratory techniques for detecting monoclonal gammopathy, including serum protein electrophoresis, immunofixation, and serum free light chain analysis, with their applications and advantages.

• YouTube
• 43 minutes
• On-Demand
• Free Video

International Centre for Theoretical Sciences

Automorphisms of Free Groups of Small Rank and Their Outer Conjugacy Classes - Lecture 3

Explore automorphisms of free groups and outer conjugacy classes in geometric group theory, advancing understanding of group structures and transformations.

• YouTube
• 1 hour 2 minutes
• On-Demand
• Free Video

International Centre for Theoretical Sciences

Automorphisms of Free Groups of Small Rank and Their Outer Conjugacy Classes - Lecture 2

Explore automorphisms of free groups and their outer conjugacy classes in this advanced mathematics lecture by François Dahmani, part of a geometric group theory workshop.

• YouTube
• 1 hour 18 minutes
• On-Demand
• Free Video

International Centre for Theoretical Sciences

Automorphisms of Free Groups of Small Rank and Their Outer Conjugacy Classes

Explore automorphisms of free groups and their outer conjugacy classes in this advanced mathematics lecture, part of a geometric group theory workshop.

• YouTube
• 1 hour 28 minutes
• On-Demand
• Free Video