Notes on Greedy Algorithms

• SCREENCAST Introducing Greedy Algorithms and An Algorithm for The Interval Scheduling Problem (MP4)
  
  
• SCREENCAST Proving That The Earliest-Finish-Time-First Algorithm Works (MP4)
  
  
• Worked Example of The Interval Scheduling Algorithm of Section 4.1 (PDF)
  
  
• Worked Example of The Interval Scheduling Algorithm of Section 4.1 (PowerPoint Download)
  
  
• Discussion about Greedy Algorithms and Details of Interval Scheduling (HTML)
  
  
• SCREENCAST Introducing the Scheduling All Intervals Problem and Explaining The Algorithm (MP4)
  
  
• SCREENCAST Explaining That The Algorithm for The Scheduling All Intervals Problem Works and Showing How to Implement It Efficiently (MP4)
  
  
• Worked Example of The "Schedule All Intervals" Algorithm of Section 4.1 (PDF)
  
  
• Another Worked Example - with Priority Queue - of The "Schedule All Intervals" Algorithm of Section 4.1 (PDF)
  
  
• Sketch of The Proof That The "Schedule All Intervals" Algorithm of Section 4.1 Does Not Exceed d (= depth) Classrooms (PDF)
  
  
• SCREENCAST On The Scheduling to Minimize Lateness Problem (MP4)
  
  
• Lecture Slides for Greedy Algorithms, Part I (PDF)
  
  
• Lecture Slides for Greedy Algorithms, Part II (PDF)
  
  
• SCREENCAST: Shortest Paths & Dijkstra's Algorithm, Part I (MP4)
  
  
• SCREENCAST: Shortest Paths & Dijkstra's Algorithm, Part II (MP4)
  
  
• SCREENCAST: Shortest Paths & Dijkstra's Algorithm, Part III (MP4)
  
  
• SCREENCAST: Shortest Paths & Dijkstra's Algorithm, Part IV (MP4)
  
  
• Worked Example of Dijkstra's Algorithm (Powerpoint Download)
  
  
• Information on Dijkstra's Algorithm
  
  
• SCREENCAST: Minimum Cost Spanning Trees, Part I (MP4)
  
  
• SCREENCAST: Minimum Cost Spanning Trees, Part II (MP4)
  
  
• SCREENCAST: Minimum Cost Spanning Trees, Part III (MP4)
  
  
• SCREENCAST: Minimum Cost Spanning Trees, Part IV (MP4)
  
  
• Information about Minimum Cost Spanning Tree Algorithms
  
  
• Information about Disjoint Set Representation
  
  
• Summary of Information about Efficiency of Some Greedy Algorithms