midterm 2 Flashcards

1
Q

probe-tone technique

A

participants listen to a stimulus context, then rate a following tone (the “probe tone”) for goodness-of-fit with the context; limitations of study include that people have different ideas of goodness-of-fit ratings, so could use a priming task that is a tuning task

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2
Q

Carol Krumhansl

A

perhaps the world’s foremost music psychologist; did groundbreaking work on the perception of key and tonality, pioneering the probe-tone technique and key profiles; established that key is psychologically real for listeners in general, even without musical training

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3
Q

key profile

A

developed by Carol Krumhansl; a graphical representation of how people perceive different scale degrees; a vector of 12 values, representing 12 pitch classes relative to a given key; gives us a representation of each key

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4
Q

corpus study

A

a large body of musical works, analyzed statistically in some way

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5
Q

Schoenberg’s chart of regions

A

a spatial representation of key relations; “Circle of fifths” on one axis, alternating; “parallel/relative” relations on the other axis

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6
Q

rhythm

A

the organization of events in time; contained in all music

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7
Q

meter

A

a regular framework of beats (points in time, understood as accented); typically have several levels of beats

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8
Q

phenomenal accent

A

defined by Lerdahl and Jackendoff; something in the music that causes us to infer a strong beat there

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9
Q

tactus

A

the main beat level that we tap or move to

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10
Q

syncopation

A

when accents and meter conflict

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11
Q

transitional probabilities

A

given a pitch, determining which pitch likely follows next; the statistics of which syllables appear together

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12
Q

entrainment

A

perceiving meter and synchronizing motions with it; motor in animals, such as “vocal learning” ability (“mimics”)

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13
Q

reversal (or gap-fill)

A

after a leap, we expect a change of direction

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14
Q

inertia

A

after a step, we expect to keep going in the same direction

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15
Q

priming study

A

after “familiarization,” have subjects perform some task which indicates the expectedness of the continuation indirectly (i.e., play a context and have subjects generate their most expected continuation); an indirect method in studying music expectation; you infer expectation from the response, given a context; facilitates the processing of expected events

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16
Q

Markov model

A

the probability of one thing, given another thing; can be constructed for many different musical features; advantages include statistical learning, can be learned from data, can be learned and modeled by a computer; disadvantages include complex due to many parameters, does not recognize any other general principles

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17
Q

Leonard Meyer

A

one of the founders of music psychology; argued that expectation is at the root of our emotional response to music (“plays” with our expectations); wrote the book Emotion and Meaning in Music (1956), which helped lay the foundations for music psychology; very influenced by the behaviorist thinking of the time (learned, not innate); undifferentiated view of emotion (arousal, not different kinds of emotion); emphasized “statistical” learning

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18
Q

David Huron

A

posed three kinds of expectation (schematic, dynamic, veridical)

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19
Q

schematic expectation

A

based on general musical knowledge (or knowledge of a style)

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20
Q

dynamic expectation

A

expectation set up by patterns during the course of a piece

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21
Q

veridical expectation

A

based on long-term knowledge of a specific piece (if you’ve heard it before)

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22
Q

ITPRA theory

A

Huron’s theory of expectation and how it relates to emotion; five categories of expectancy responses that explain a wide range of emotional responses to music; imagination, tension, prediction, reaction, appraisal (see notes for more info)

23
Q

amusia

A

extreme lack of musical ability (tone deafness); inability to recognize familiar melodies, inability to make very obvious perceptual distinctions (rising versus falling interval), inability to produce certain pitch or rhythmic patterns; usually also lack of emotional responses to music; ~4% of population; acquired or congenital

24
Q

double dissociation

A

some people have amusia without aphasia, while others have aphasia without amusia (speaking vs. singing); if one perceptual ability is intact while the other is impaired, they must be processed in a different location in the brain (Peretz)

25
Q

MBEA

A

Montreal Battery for Evaluation of Amusia; developed in Isabelle Peretz’s lab; melodic tests, meter ID (categorization), memory (surprise identification test); studied amusia

26
Q

aphasia

A

impaired language

27
Q

nPVI

A

normalized pairwise variability index; measures duration differences between adjacent vowels, relative to the average length of pairs; previously applied to speech (vowels), now applied to music (notes); used in Patel & Daniele (2003)

28
Q

stress-timed language

A

the timing of the syllables are adjusted to make the stresses more evenly spaced; shorten some words to maintain equal timing between stresses, which results in more variability in word length

29
Q

syllable-time language

A

alternating strong and weak syllables

30
Q

Ani Patel

A

found that amusics can discriminate pitch changes in speech (same-different task), but they fail when given a pitch analog (even when it is gliding); found similarities between languages and music/pitch (i.e., stress- vs. syllable-timed); said that language and music are not domain-specific

31
Q

Isabelle Peretz

A

developed a test for amusia (MBEA); said that language and music were domain-specific

32
Q

frontal lobe

A

higher cognitive functions (decision-making, personality); Broca’s area (language production, syntax; some music skills); motor cortex

33
Q

parietal lobe

A

sensations (touch, pain); attention, reading, math, and some musical skills

34
Q

occipital lobe

A

visual perception

35
Q

temporal lobe

A

auditory processing; primary auditory cortex, at Heschel’s Gyrus (connects to ear on opposite side); Wernicke’s area (speech perception)

36
Q

cerebellum

A

responsible for fine motor coordination

37
Q

corpus callosum

A

the white matter (contains axons that send signals between brain regions) tract that connects the two hemispheres

38
Q

auditory cortex

A

where signals from the cochlea eventually go, after going through the brainstem

39
Q

brainstem

A

oldest part of the brain; connects to spinal cord; interesting role in music

40
Q

neuroplasticity

A

large-scale, visible changes in brain anatomy due to experience and learning

40
Q

tonotopic organization (tonotopy)

A

frequency map across auditory cortex (and cochlea) is from low to high

41
Q

Gottfried Schlaug

A

believed that plasticity is especially interesting to study in musicians because training often happens early, when the brain is more “plastic”; used MRI and fMRI to study four areas (corpus callosum, motor cortex, cerebellum, planum temporale); studied brain differences in AP and non-AP musicians

42
Q

fMRI

A

functional magnetic resonance imaging; good for localization; high spatial resolution; increased blood oxygen in response to activity will affect the electromagnetic field; BOLD signal; non-invasive, but claustrophobic

43
Q

PET

A

positron emission tomography; injection of a radioactive solution into the blood stream; invasive, but precise; detects [oxygenated] blood flow by monitoring where radiation level is high

44
Q

EEG

A

electroencephalography; up to 100 electrodes on head; records electrical signals (generated by neural firing) through scalp, which create a wave over time (has polarity); ERP and MMN

45
Q

MEG

A

magnetoencephalography; detects magnetic field generated by electrical activity; produces a “map”; head in helmet with up to 300 sensors; shielded room; very weak magnetic field, averaged over trials; SQUID needed to measure; subject movement and external magnetic fields will affect results

46
Q

tDCS

A

transcranial direct current stimulation; electrodes used to stimulate or inhibit areas of the brain (a manipulation); behavior or experience can be monitored to see how it is affected; good for studying localization; related to TMS

47
Q

TMS

A

transcranial magnetic stimulation; related to tDCS; magnet stimulates or inhibits (manipulates) areas of the brain to monitor behavior or experience

48
Q

ECoG

A

electrocorticography; invasive technique used in humans, but ethical with patients who already have electrodes implanted for temporal lobe epilepsy treatment; measures from electrodes directly on the cortical surface; high temporal and spatial resolution

49
Q

event-related potential (ERP)

A

response to a stimulus (EEG); tells you when something happens

50
Q

mismatch negativity (MMN)

A

response to stimuli in “oddball” paradigm (EEG); preattentive (don’t have to pay attention to get the response)

51
Q

melodic intonation therapy (MIT)

A

a therapy for aphasia (loss of speech) worked on by Schlaug’s lab; works with the brain’s placticity to teach the right hemisphere to take over speech; patients (sing) speech, mimicking speech intonation, while tapping the left hand to activate the right hemisphere; tDCS (stimulation) on the right

52
Q

synesthesia (synaesthesia)

A

percepts in one modality reliably elicit secondary percepts in a different modality (i.e., colors and graphemes) (that are not in the stimulus itself); example is color-pitch