Lecture 15

Question 1

What are examples of image stabilisation applications?

Answer 1

sadawe

Question 2

What is the Irani example?

Answer 2

eqweqwe

Question 3

What is the Marcenaro example? What is the comparison between computer and hardware based?

Answer 3

wqeqwe

Question 4

How does image stabilisation occur in a camera?

Answer 4

qwqew

Question 5

How does shutter speed and the effect of image stabiliser on affect picture quality?

Answer 5

wqewe

Question 6

What example are biological systems most similar to?

Answer 6

weqwe

Question 7

What is the significance of the head and eye movements for stabilising vision?

Answer 7

wqeqew

Question 8

If can make assumptions what is the advantage for vision info?

Answer 8

wqeqwe

Question 9

What do the compensatory head movements provide for inner loop reflexes?

Answer 9

qweqwe

Question 10

What do the vestibular systems do? How do they compare to the vision systems? Why are they needed and are important?

Answer 10

qweqwe

Question 11

What are the benefits of compensating for rotational degrees of freedom?

Answer 11

wqeqwe

Question 12

What is the pi equation? What component needs to be removed? Why?

Answer 12

qweqw

Question 13

What are happens in gaze stabilisation in birds? How did it show the importance of the visual system as well?

Answer 13

wqeqwe

Question 14

How does the hover fly have position control? What is it using? What does it maintaining it’s head horizontally show?

Answer 14

qeqwe

Question 15

What is the experiment done to work out the gaze stabilisation pathway in blowflies?

Answer 15

eqew

Question 16

What is the compensatory head roll pathways? What are the two types? What are the components involved?

Answer 16

qweqwe

Question 17

What are the receptive field properties of the LPTCs and NMNs? How do they compare? What are the similarities and what are the differences?

Answer 17

WEQWE

Question 18

What does the superimposed traces of an extra cellular neck motoneuron recording show?

Answer 18

weqwe

Question 19

What is this evidence for?

Answer 19

weqwe

Question 20

What are the simplified iteration equations to estimate rotation and translation based on optical flow? What are the components?

Answer 20

wqeqwe

Question 21

What methods are there to get rid of parent terms in this simplified iteration equation?

Answer 21

qweqe

Question 22

What is the difference between neck motor neurons and tangential cells? What is the consequence of this?

Answer 22

weqwe

Question 23

What are the preferred rotation axes of the LPTC is and neck motoneurons? How are they similar? How are they different?

Answer 23

ewqeqwr

Question 24

If a rotational axis of the neck motor system does not have a direct corresponding neurone at the level of the globular plate how to solve this?

Answer 24

weqwe

Question 25

What are the properties of the motion vision system? What is a problem with this? What system compensates for this in flies?

Answer 25

qweqw

Question 26

What is an haltere? What are the properties? How does it work? What is its benefits over the visual system?

Answer 26

ewwqe

Question 27

What does the graph of the fly with no visual information show?

Answer 27

weqew

Question 28

What does the fly with motion vision system only show? How was this condition achieved?

Answer 28

qeqwr

Question 29

What are the different steps of the linear system analysis of Fly gaze stabilisation?

Answer 29

weqe

Question 30

What is the step motor to the top step of the linear systems analysis of fly gaze stabilisation?

Answer 30

weqe

Question 31

What are the parameters of the linear system analysis of fly gaze stabilisation?

Answer 31

weqr

Question 32

What is the graph when thorax role and head roll are plotted as a function of time?

Answer 32

qeqew

Question 33

What is the frequency response of the next motor system with all the sensory systems in tact and when the Halters are removed?

Answer 33

swerwr

Question 34

What does the results of when the halters are removed show?

Answer 34

weqew

Question 35

What are the functional organisation of the interactions of the different systems? What are the different components?

Answer 35

qweqw

Question 36

What was the method done to work out the extent of linearity in an intermodulation distortion experiment?

Answer 36

wqeqe

Question 37

How linear was this system found to be?

Answer 37

wqeqwe

Question 38

What are the different non-linear processes at the neuronal level?

Answer 38

qweqwe

Question 39

How does the neural integration of haltere and compound I signals happen? How does this make the system non-linear?

Answer 39

wqeqw

Question 40

Why is it important to have neurons that respond only with the combination of the visual system and halter system?

Answer 40

qewqwe

Question 41

What is another sensory system in the eye used by flies? What is the body part of the fly is it?

Answer 41

weqw

Question 42

What is the oscelli? How does it work? What does it detect?

Answer 42

weqwe

Question 43

What is the speed of the Oscelli? Why is it this fast?

Answer 43

weqwe

Question 44

How to measure the accuracy of the oscelli system? What experiment was done?

Answer 44

wqewq

Question 45

What were the results of the oscelli experiment?

Answer 45

qweqwe

Question 46

Why can the oscelli system be measured through the VS cells? How are they connected?

Answer 46

weqew

Question 47

How do the preferred rotation axes base on motion vision and ocellar tuning differ?

Answer 47

qwqew

Question 48

What is the consequence of this difference?

Answer 48

qwqe

Question 49

Why is the speed of the oscelli system important?

Answer 49

weqweq

Question 50

How are the two systems combined?

Answer 50

qweqew

Question 51

How does the gain and phase change within without the oscelli?

Answer 51

weqew

Question 52

How can this nonlinear behaviour be explained?

Answer 52

qweqwe

Question 53

What is the system of how the compound eye and the oscelli signal integrate? What do the different systems act as?

Answer 53

weqwe

Question 54

How do the two signals integrate? What kind of signal forms at the end? How does this explain the non-linear behaviour?

Answer 54

qeqweq

Question 55

What does the comparison of the behavioural data and output of the integrate and fire descending neuron show?

Answer 55

weqwe