exam review - stanford computer vision labvision.stanford.edu/.../lectures/exam_overview.pdf ·...
TRANSCRIPT
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Exam Review 3-Dec-15Ranjay Krishna
Exam ReviewRanjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
Basic Exam Facts
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Exam Review 3-Dec-15Ranjay Krishna
Exam2015.12.073:30pm-6:30pmMudd Chemistry Building LEC
Note: one single-sided 8.5x11" sheet of notes is allowed in the final.
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Exam Review 3-Dec-15Ranjay Krishna
15 True False Questions (30 minutes)
15 Multiple Choice Questions (30 minutes)
4 Short Answer Questions with 4 sub parts each. (90 minutes)
Exam Layout
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Exam Review 3-Dec-15Ranjay Krishna
Recognizing Faces and Objects
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
K = 1 K = 3
Overfitting vs. Underfitting
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Exam Review 3-Dec-15Ranjay Krishna
Decision Boundaries
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Exam Review 3-Dec-15Ranjay Krishna
Other Issues• Dimension of features• Normalization?• Size of training dataset
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
Target Variance• More data• Regularize
Target Bias??
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
Regions of Images, and Segmentation
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Exam Review 3-Dec-15Ranjay Krishna
Segmentation
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
You should be able to understand the clusters formed would be different with different definitions of what a cluster means.
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
K-means Issues• How do you pick the number of clusters?• How do you prevent a bad local minima?• How do you choose what features to use?
Color or location or maybe something else?
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
Pixels and Features
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Exam Review 3-Dec-15Ranjay Krishna
Convolution
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Exam Review 3-Dec-15Ranjay Krishna
Convolution
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Exam Review 3-Dec-15Ranjay Krishna
Moving Average
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Exam Review 3-Dec-15Ranjay Krishna
Thresholding
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Exam Review 3-Dec-15Ranjay Krishna
Linear Systems
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
Cross Correlation
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
Edge DetectionHow does Canny Edge Detector work?
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
Image Matching
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Exam Review 3-Dec-15Ranjay Krishna
Image Matching
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
Harris Detector
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Exam Review 3-Dec-15Ranjay Krishna
SIFTScale Invariant
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Exam Review 3-Dec-15Ranjay Krishna
Camera
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
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Exam Review 3-Dec-15Ranjay Krishna
Future Research
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Exam Review 3-Dec-15Ranjay Krishna
Self Driving CarsEmail Juan Carlos to get involved.