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Title: Introduction to Data science
Description: Any queries ..please do email @alenjose6922@gmail.com 📨
Description: Any queries ..please do email @alenjose6922@gmail.com 📨
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What is Data Science? | Introduction to Data Science | Data Science for Beginners |
Simplilearn
Data Science is an increasingly important field, with an ever increasing demand for data
scientists
...
Mohan Mohan discussed the need for
data science and definitions, as well as the differences between business intelligence and
data science
...
Lastly, he
mentioned how data science can be used in politics to create personalized messages
tailored to the voters
...
This helps
to identify the problem that needs to be solved and serves as the basis for the modelling
process
...
Business intelligence relies heavily on structured data, while data
science involves much more complexity, such as machine learning and the extrapolation of
future trends like sales
...
Python is becoming increasingly popular in data science for its ease of use and the variety of
libraries it supports for data science, machine learning, and powerful visualization through
matplotlib
...
Spark is an excellent computing engine for distributed data analysis or
machine learning
...
Raw data is
collected, processed and analyzed before being fed into the analytic system to create output
which is then formatted in a way that is useful for stakeholders
...
It is a
clustering mechanism which determines which objects belong to which cluster based on
their scores
...
Data scientists explore the data, looking
at its structure and removing any columns that don't add value from an analytical
perspective
...
If there are too many missing
values in few records of large data sets, it's ok to get rid of those entire rows
...
Model planning
follows, and which model to use depends on the problem you're trying to solve
...
The training process may have to be iterative, and MATLAB is a popular tool for
educational purposes
...
35 carat diamond
...
The demand for data scientists is currently huge and the supply is very low, creating a large
gap
...
The global demand for data scientists is also high, which further highlights the
importance of these skills
...
Thank you very much for watching
this
Title: Introduction to Data science
Description: Any queries ..please do email @alenjose6922@gmail.com 📨
Description: Any queries ..please do email @alenjose6922@gmail.com 📨