Exam #2 Questions
- Explain why it is easier to get an automated speech recognition
system to perform well if it only has to recognize words spoken by a particular
individual. Next, imagine that you wanted to improve the performance of an
automated system by having it make use of top-down processing in word
recognition. What kinds of information would you have to build into the
system's memory?
- The word "dog" is recognized faster than the word "distance" at the end of
a sentence beginning with, "The boy walked the ..." Contrast the explanations
for this effect that would be provided by the cohort model and the
TRACE model.
- A la "Laddle Rat Rotten Hut," create a sentence where the sounds
of the words have an auditory pattern of a different set of words.
For example, "I scream!" could be "Eyes cream!" or "Ice cream!"
- How might the orthographic depth of a writing system be related to the
issue of the sublexical units involved in word recognition? For example,
would preserving morphological relations in the orthography at the expense
of some spelling-to-sound regularity influence which sublexical units are
functional? How could you test this empirically?
- Your neighbor has a third-grade child who has had a great deal of
difficulty learning to read. Your neighbor sees an infomercial
that advertises special glasses, which the advertiser claims gives correction
for the visual processing problems of most dyslexics. What would you tell
your neighbor? What evidence is there to support your position?
- A writing system has to cope with several demands. To make life
easier for learners, the spelling of a word should be largely based on
how it sounds. But spelling also shouldn't be affected by regional
pronounciation differences; someone raised in Boston should spell "yard"
the same as someone raised in Fresno. A writing system should distinguish
homophones, such as "break" and "brake," and also capture some of the logic
of word meaning, so that "write" and "writing" should start with the same
string of letters. Existing writing systems, such as Chinese logograms,
English spelling, and Japanese kana, are kinds of attempts to satisfy these
demands. If one was to try to improve on English spelling, where would
one start?
- Describe the strongest evidence in favor of the idea that lexical
access is autonomous. What evidence provides the strongest support for
the autonomy of syntactic parsing? Can the data you have discussed
be handled by ineractive approaches to lexical and syntactic processing?
- Discuss how figurative processing permeates language at the lexical,
sentence, and passage levels.
- Draw a diagram that represents the general stages of processing the
sentence, "My teacher is a lighthouse to students." How does the information
flow among the stages differ for modular and interactive views?
- Give an example of a speech error that you would regard as a mixed
error. Trace through the mental processes that produced the utterance from
the message level to articulation. Is your explanation based on a modular
or an interactive view?
- Outline the mental processes that allow you to have a conversation
with someone else. Of the processes you mentioned, which are the most demanding
of you working memory resources? Justify your conclusions about working
memory demands.
- A key concept in perception of language is the iterative use of
partial knowledge in organizing larger and larger speech segments, that
percepts result from an interaction of previous knowledge with current
knowledge or stimulation. Discuss this tpe of model in connection with
the perception of speech. Be sure to incorporate examples that support your
thesis.
- Describe the gavagai problem and its connection to the problem
of explaining lexical development. In what sense is the problem compounded by
the lack of negative evidence in language acquisition?
- Compare and contrast parameter-setting and processing-load explanations
for the tendency to omit subjects in telegraphic speech.
- Compare and contrast prosodic bootstrapping, syntactic bootstrapping, and
semantic bootstrapping. Could all of these be used by the same child during
language acquisition? Explain.
- Contrast explanations for overregularization that have innate components
(like Pinker) versus those without innate components (like connectionist
approaches).
- Describe how the HAS procedure has been used to show that infants lose
the ability to distinguish among some sounds that they were able to
discriminate shortly after birth.
- As children move from holophrases to telegraphic speech, to what extent
is their vocabulary size also increasing? How might changes in syntactic
ability be related to both increases in the mean length of utterance
and the size of a child's vocabulary?
- What regularities in language acquisition can you identify? Since language
acquisition can be investigated at a number of different levels, be sure
to consider regularities at all levels. Are regularities at any one level
of use in learning about language at another level? How?
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Comments to author: David Bozak
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Revised: April 3, 2001
URL: http://www.cs.oswego.edu/~dab/310/classes/e2questions.html