Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Use again the GE Flight Quest Data and build on the work done for homework 1 and 2. The goal is to create a classification model which classifies flights into "on-time" (you can define how many minuteslate you still accept) and "delayed". Use all available data (there is weather information available). Notealso that you have data for several days which you can use for training and testing.
Then, add 4 columns for the delay. These delay are:
Then work on this file.
Follow the CRISP-DM framework
3. Data Preparation
Depend on the model that you use, how it deals with messing data, such as replace them with the mean values or find out what values should be, or anything you comfortable with, and provide a short description for that.
Add column for weather to the file history that we have. You can find weather data in the data files.
4. Modeling
They could be 3 different trees, and describe each model. For example, put the tree or part of it then explain everything "what does it mean? What it tell the airport? What does it mean for them? And what can they do?
Which of these models work better?
5. Evaluation
6. Deployment
what is relationship inheritance and attribute inheritance
Explain Clustering file organization (i) Determine if a record of file is physically ordered on a nonkey field - that does not comprise a different value for each record - that
What are the uses of functional dependencies? To test relations to see whether they are legal under a given set of functional dependencies. To state constraints on the set
Define Atom of domain relational calculus An atom has the outline 1 , x 2 , ... , x n > -> r , in which r stands for a relation on n attributes and x 1 , x 2 , ... , x n ar
What is Nested Queries explain in details? Nested Queries - A SELECT query could have subquery(s) in it. While a SELECT query having another SELECT query in it, is known as n
Explain Hashing techniques The hashing techniques can be categorized as: Static Hashing Techniques - In this method, the data can be viewed a collection of buckets, along with
File Organisation In Dbms Introduction Databases are used to store information. Usually, the principal operations we have to perform on database are those relating to:
What is trigger Triggers are statements that are implemented automatically by the system as the side effect of a change to the database.
Due date for May 8
Database Recovery And Security Introduction In this part we will introduce two main issues relating to database management systems. A computer system suffers from dissi
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd