Unit 1 What is Geomatics? ??????

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Unit 1 What is Geomatics???????
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Geomatics Defined ?????

• GeomaticsGEO- for earth and
• -MATICS for mathematical
• or GEO- for Geoscience and
• MATICS for informatics.

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• The science and art of determining relative
  positions of points above, on, or beneath the
  surface of the earth, or establishing such
  points.
• ????????????????,????????????????????????????????

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Geodesy???,?????
The branch of science concerned with determining
the exact position of geographical points and the
shape and size of the earth. ???????????????????
??????????
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Geoscience????
Any science, such as geology, geophysics,
geochemistry, or geodesy, concerned with the
earth. ????,???????????????????????????? an
earth science???? these sciences collectively
??????
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Informatics????,???,???
Informatics Information science
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• Survey
• ????adj.
• 1,???? I surveyed the view from the top of the
  hill.
• 2,???? They are surveying the land before it is
  divided into house lots.
• 3,??,?? Survey the car before you buy it.
• 4,????,??
• 5,??,??,??

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• ????n.
• 1,?? The reporter is doing a survey of public
  attitudes.
• 2,????
• 3,??,??,??
• 4,????
• 5,????,??
• 6,????,???
• 7,????,???
• Surveyor ???,???,???

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• It has been said that crows(??) are black.
• ??????????
• It has been side that life is difficult as it is.
• Term
• n.1,???? 2,????,????
• 3,(???)?? 4,???? 5,????
• 6,???? 7,(????)? 8,??,??
• vt.???,???

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• along with
• 1.???,??
• She came along with us.
• 2.???(?)
• Tobacco is taxed most countries, along
  with alcohol.

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• Measure vt.
• 1,????
• They measured the strength of an electric
  current.
• 2,????
• Its hard to measure his ability when we havent
  seen his work.
• 3,????
• Hes a man who measures his words.
• 4,??,??
• 5,????

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• n.
• 1,?? The tailor took my measure for a new suit.
• 2,???,???
• The measure is given in centimeters.
• 3,??,??
• We should take measures to improve our teaching.
• 4,??,??
• 5,????

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• monitor vt.
• 1,??,??
• This instrument monitors the patients
  heartbeats.
• 2,??,??
• They were monitoring the upper air to collect
  evidence of atomic explosions.
• 3,??????
• 4,????,??

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• monitor n.
• 1,???,???,???
• Watch the monitor and tell me if the level goes
  above forty decibels.
• 2,(??)?????
• He will be a good monitor for them.
• 3,??????
• 4,???

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• collectively
• adv.??????
• The house are owned collectively by the company.
• All members of the Cabinet are collectively
  responsibel for decisions.

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????

• In the last decade, there has been dramatic
  development and growth in the use of hardware and
  software solutions to both measure and process
  geo-spatial data.
• ???????,??????????????????????????

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• Such developments are forecast to continue and
  will create new career paths for graduates whose
  education and training is broadly based and of
  high academic standard.
• ???????????????????????????????????????????????

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????

• It is processed and manipulated with
  state-of-the-art information technology using
  computer software and hardware.
• ??????????????????????????

??????????
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The work of a surveyor?????

• 1.Research analysis and decision making.
• ??????
• 2.Field work or data acquisition.
• ????????
• 3.Computing or data processing.
• ??????
• 4.Mapping or data representation.
• ???????
• 5.Stakeout.
• ??

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Importance of Geomatics???????

• (a) Mapping the earth above and below sea level
• ???????????
• (b) Preparing navigational chart for use in the
  air, on land, and at sea
• ?????????????
• (c) Establishing property boundaries of private
  and public lands
• ??????????????
• (d) Developing data banks of land-use and natural
  resource information which aid in managing our
  environment
• ?????????????????????????
• (e) Determining facts on the size, shape,
  gravity, and magnetic fields of the earth
• ??????????????
• (f) Preparing charts of our moon and planets.
• ????????