Signals and Systems - Lecture 9: Frequency Response
Signals and Systems - Lecture 9: Frequency Response
Instructor: Dennis Freeman Description: The response of a system to sinusoidal input gives valuable information about its behavior in the frequency domain, similar to convolution in the time domain. Eigenfunctions and vector plots are used to explore this frequency ...
Groundwater Hydrology - Diffusion Sampling
Groundwater Hydrology - Diffusion Sampling
Q&A with Denis Leblanc: Sample collection, diffusion sampling, contaminant storage, water lifting, multi-level samplers, contaminant plume cleanup.
Signals and Systems - Lecture 1: Signals and Systems
Signals and Systems - Lecture 1: Signals and Systems
Instructor: Dennis Freeman Description: This lecture introduces the administrative details of the course, and uses examples from several engineering fields to illustrate the central abstraction of 6.003: analysis and design of systems via their signal transform ...
Signals and Systems - Lecture 8: Convolution
Signals and Systems - Lecture 8: Convolution
Instructor: Dennis Freeman Description: In linear time-invariant systems, breaking an input signal into individual time-shifted unit impulses allows the output to be expressed as the superposition of unit impulse responses. Convolution is the general method of ...
Introduction to Algorithms - Recitation 20: Dynamic ...
Introduction to Algorithms - Recitation 20: Dynamic Programming: Blackjack
Description: This recitation revisits the perfect-information blackjack problem that was covered in lecture. Instructor: Victor Costan
Introduction to Algorithms - Recitation 24: Final Exam ...
Introduction to Algorithms - Recitation 24: Final Exam Review
Description: This recitation covers the wood-cutting problem (dynamic programming) and Bloom filters (hashing, probability). Instructor: Victor Costan
The Film Experience - Lecture 16 (2007): Film in the 1970s, ...
The Film Experience - Lecture 16 (2007): Film in the 1970s, Part II
Note: This video is from the Fall 2007 class. This lecture continues the discussion of transformation and subversion in 1970s films, specifically as embodied in work of director Robert Altman. Outline - Robert Altman (1925-2006) - Career - Defining qualities: - Moral ...
Introduction to Algorithms - Lecture 23: Computational ...
Introduction to Algorithms - Lecture 23: Computational Complexity
Description: This lecture introduces computational complexity, including how most decision problems are uncomputable, hardness and completeness, and reductions. Instructor: Erik Demaine
The Challenge of World Poverty - Lecture 22: Entrepreneurs ...
The Challenge of World Poverty - Lecture 22: Entrepreneurs and Workers
Description: This lecture talks about the relationship between the poor and entrepreneurship. Instructor: Abhijit Banerjee
The Challenge of World Poverty - Lecture 24: Policies, ...
The Challenge of World Poverty - Lecture 24: Policies, Politics: Can ...
Description: This lecture discusses theories and policies developed to help fight poverty. Instructor: Abhijit Banerjee
The Challenge of World Poverty - Lecture 25: Policies, ...
The Challenge of World Poverty - Lecture 25: Policies, Politics: Can ...
Description: This lecture discusses the impact of political economics on the world's poor. Instructor: Abhijit Banerjee
The Challenge of World Poverty - Lecture 26: Five Thoughts ...
The Challenge of World Poverty - Lecture 26: Five Thoughts in Place of a ...
Description: The professor provides some final thoughts to conclude the course on the challenges of world poverty. Instructor: Abhijit Banerjee
The Challenge of World Poverty - Lecture 15: Risk and ...
The Challenge of World Poverty - Lecture 15: Risk and Insurance
This lecture discusses the ways in which risk is costly to the poor and if insurance is beneficial to this population. Instructor: Abhijit Banerjee
The Challenge of World Poverty - Lecture 16: Insurance
The Challenge of World Poverty - Lecture 16: Insurance
This lecture covers risk and insurance for the world's poor. Instructor: Abhijit Banerjee
The Challenge of World Poverty - Lecture 17: The (Not So ...
The Challenge of World Poverty - Lecture 17: The (Not So Simple) Economics ...
Description: This lecture covers credit and lending to the world's poor. Instructor: Esther Duflo
The Challenge of World Poverty - Lecture 19: The Promise ...
The Challenge of World Poverty - Lecture 19: The Promise and Perils of ...
Description: This lecture discusses the topic of pros and cons of microfinance for the poor. Instructor: Abhijit Banerjee
The Challenge of World Poverty - Lecture 11: Education: The ...
The Challenge of World Poverty - Lecture 11: Education: The Man Made Trap
This lecture discusses the perceived returns of education and highlights various studies done on the subject. Instructor: Abhijit Banerjee
The Challenge of World Poverty - Lecture 3: Social ...
The Challenge of World Poverty - Lecture 3: Social Experiments: Why and ...
In this lecture, Esther Duflo talks about social experiments done to understand what interventions work best to mitigate world poverty. Instructor: Esther Duflo
The Challenge of World Poverty - Lecture 5: Is There a ...
The Challenge of World Poverty - Lecture 5: Is There a Nutrition-Based ...
In this lecture, Esther Duflo covers malnutriton and the nutrition-based poverty trap, including the relationship between productivity and nutrition. Instructor: Esther Duflo
D-Lab: Energy - Lab 6: Charcoal Making & Stove Testing
D-Lab: Energy - Lab 6: Charcoal Making & Stove Testing
In this lab, the class does a charcoal burn from start to finish, loading the drum, lighting it, and sealing it after some of the burn. While the burn is going on, they grate yucca to make a binder and make briquettes using the contents from a previous burn. Speaker: ...