Brain Harvest Dan Lessin CS 395T: Visual Recognition and Search - - PowerPoint PPT Presentation

▶

Dec 19, 2022 43 likes •185 views

Brain Harvest Dan Lessin CS 395T: Visual Recognition and Search 2/19/09 Brain Harvest Brains Altruism Hedonism How LabelMe Works How Peekaboom Works How Well LabelMe Works How Well Peekaboom Works Brains LabelMe/Peekaboom Caltech 256

SLIDE 1

Brain Harvest

Dan Lessin CS 395T: Visual Recognition and Search 2/19/09

SLIDE 2

Brain Harvest

Brains Altruism Hedonism How LabelMe Works How Peekaboom Works How Well LabelMe Works How Well Peekaboom Works

SLIDE 3

Brains

Caltech 256

Elisabeth Fano Nick Lo Julie May Weiyu Xu Marco Andreetto Claudio Fanti

[The Caltech-256. G. Griffin, A. Holub, and P. Perona, Caltech Technical Report]

LabelMe/Peekaboom

[https://www.cia.gov/library/publications/the-world- factbook/rankorder/2153rank.html]

SLIDE 4

Altruism

LabelMe: a database and web-based tool for image annotation. B. Russell, A. Torralba, K. Murphy, and W. Freeman, IJCV 2008. "My grandmother told me that every good thing I do helps some human being in the world. I believed her 50 years ago and still do." -- Maya Angelou

SLIDE 5

Hedonism

"That man is richest whose pleasures are cheapest." -- Henry David Thoreau Peekaboom: A Game for Locating Objects in Images. L. von Ahn, R. Liu, and M. Blum, CHI 2006.

SLIDE 6

How LabelMe Works

SLIDE 7

How LabelMe Works

Depth Ordering

SLIDE 8

How LabelMe Works

Object-Part Hierarchy

SLIDE 9

How Peekaboom Works

SLIDE 10

How Peekaboom Works

Hints Pings

SLIDE 11

How Peekaboom Works

Object Bounding Boxes Object Pointers

SLIDE 12

How Well LabelMe Works

SLIDE 13

How Well Peekaboom Works

"One unfortunate side effect of playing so much in such a short time was a mild case of carpal tunnel syndrome in my right hand and forearm" "I would say that it gives the same gut feeling as combining gambling with charades while riding on a roller coaster." "This game is like crack."

SLIDE 14