ITS and ACT-R Discussion
ACT-R as a cognitive model:
Phenomena: skill learning
o Hypothesis: procedural and declarative knowledge. Take declarative-struggle,
over time, gets proceduralized.
o "All that there is to intelligence is accrual and t
Why should we model emotions?
Make AI more believable
Humans have emotions- want to model human mind
Emotions can affect cognition
Emotions facilitate creativity
Emotions help us make decisions
Components in emotiona
Modeling Coping Behavior in Virtual Humans: Don't Worry, Be Happy
How humans cope with emotion guides design of virtual humans. Coping, emotion, and
cognition serve as a central organizing principle for the behavior of human like autonomo
Evaluating a Computational Model of Emotion
Gratch and Marsella
Evaluate an emotion model that compares the behavior of the model against human
behavior using a standard clinical instrument for assessing human emotion and coping.
We use this method to ev
Online classes can't give advice, can't answer questions
Intelligent tutoring systems are the textbooks of the future
Will be pervasive as textbooks are today
Won't replace teachers or traditional textbooks. Teachers go
A few courses that I have taken so far at Northwestern that would be a natural application
for intelligent tutoring systems are Math 290 and Chinese 125. To begin, we read a lot about
PAT, the algebra tutor, which dem
MIDTERM 2 IS THURSDAY 11/29
Baars Global Workspace Model
Kinds of consciousness:
Awake, asleep, hypnotized, drug, etc (not this class)
o We've seen how to rep the world (chun
Ch 3 Minds and Mechanisms
Hard problem of consciousness = Red things look different from green. Explaining what
it is to have qualia
Qualia of things = the way they are experiences by conscious beings
Argument: if there is ever an intelligent robot, it
In the Theatre of Consciousness
Global Workspace Theory
Contrastive analysis = a set o f paired comparisons between similar conscious and
unconscious processes. Deals with our subjective experience
Vast number of unconscious neural processes happe
Part 1 (6 points)
For each statement, write out, in English, What goals, intentions, and/or beliefs of yours are
affected by the event.
1. You get an invitation to an exciting, exclusive party.
Goals- My g
Physics for infants: characterizing the origins of knowledge about objects, substances, and
How do we manage what we know about how the objects in the world behave/interact?
Intuitive physics question
We go beyond the information ava
Does Bilingualism Twist Your Tongue?
Question- have people tested how being bilingual (ex: Mandarin-English) affects Mandarin
Question- is it really possible to be bilingual with no accent for either of their languages?
Modal and Anti-Luck Epistemology
Gettier- counters idea that to know is to have a justified true belief by saying epistemic
agents whose beliefs are true simply because of luck
Luck corresponds to this- difficult to make sure that
This Title is False*
What is this four?
It is a number three, but more.
But what is this for?
Counting, adding, math galore!
Well, you see, counting is not for me
Yet you know the number three
But if I dont know this, how do you?
I have beliefs I hold to
Chapter 2: Numbers from "Lines of Thought"
What is this four?
Numbers are abstract entities- can't explain it in terms of physical objects- how are people
able to understand properties of non physical entities?
general level of description: We have cert
Lecture 8: 10/23/2012
How is language used? In context by agents with goals and knowledge
NLU involves immediate and integrate application of many forms of knowledge
o Semantic knowledge about concepts and events
o Encyclopedic knowledge
What is cognitive modeling?
We now ask the question, "What will happen when a machine takes the part of A in this
game?" Will the interrogator decide wrongly as often when the game is played like this as he
does when the game is played betwe
Categorization in 3/4-month old infants: an advantage of words over tones
Relation between linguistic and conceptual organization-early word learning.
Test by seeing if when presented with novel object in category that the infant was already