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Visual Search: Techniques and Challenges

Explore the various techniques and challenges in visual search tasks, such as searching for specific objects, utilizing perceptual features, and the role of familiarity and scene-based guidance. Learn about attentional blink and backward visual masking.

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Visual Search: Techniques and Challenges

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  1. Chapter 7 Visual Search

  2. Figure 7.2 Search for the unicorn in this piece of a “Where’s Waldo?” picture

  3. Figure 7.6 Laboratory visual search tasks

  4. Perceptual Features • Color • Size • Orientation (2D and 3D) • Depth • Motion

  5. Figure 7.7 Three-dimensional orientation is a basic feature used in the guidance of search

  6. Figure 7.10 Search for arbitrary objects is not very efficient

  7. Figure 7.8 Search can be much more laborious if you’re not familiar with what you’re searching for

  8. Figure 7.9 A real-world conjunction search

  9. Figure 7.11 Scene-based guidance would help you find the faucet in this scene

  10. Figure 7.27 Two pathways from the world to our perception of the world

  11. Chapter 7 Attentional Blink

  12. Figure 7.14 The attentional blink (AB) in video game and non-video game players

  13. Figure 7.14 The attentional blink (AB) in video game and non-video game players (Part 1)

  14. Figure 7.14 The attentional blink (AB) in video game and non-video game players (Part 2)

  15. Backward Visual Masking Youtube Video Demo

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