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Get better with each session of Data Science Training. Talk and understand the language of data and communicate your findings with different techniques and tools that you will gain expertise with the help of this online Data Science Training.

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Explain linguistic and knowledge based approaches

In this approach, the algorithm retrieves information based on single word strings logically represented in a query. It is not so efficient compared…

Data Science

1 Answer · 1.6K Views · Answered ✓

Asked by: Fiona Dickens · 6 years ago

What are the advantages and disadvantages of Boolean Approach?

Advantages of Boolean Approach are · It provides a user a reliable control over the system. · It is easy to implement · It retrieves exact matches of…

Data Science · Natural Language Processing

1 Answer · 3.4K Views · Answered ✓

Asked by: Felicity Davies · 6 years ago

Explain statistical model.

In this model, the algorithm works on the term frequency of the words used in query and based on that, it gives an output in an ordered sequence.…

Data Science

1 Answer · 1.6K Views · Answered ✓

Asked by: Faith Davidson · 6 years ago

How to change the column names in a dataframe in R?

A data frame is a structure having 2 dimensions which contains data in the form or rows and columns.It is like a spreadsheet or dictionaries of…

Data Science · R

1 Answer · 1.0K Views · Answered ✓

Asked by: bhagwati dubey · 6 years ago

Explain Boolean retrieval model.

It is one of the most used and the easiest retrieval model and is also quite efficient. It provides flexibility to a user to describe any important…

Data Science · Natural Language Processing

1 Answer · 1.6K Views · Answered ✓

Asked by: Emma Cornish · 6 years ago

What are some of the retrieval approaches commonly used?

The most commonly used retrieval methods used are a)Boolean approaches It is again subdivided into three types i) Standard Boolean Approach ii) Smart…

Data Science

1 Answer · 1.5K Views · Answered ✓

Asked by: Emily Coleman · 6 years ago

Explain ad-hoc retrieval problem.

Ad-hoc retrieval problem is a type of classical problem in information retrieval model when a query is submitted in the natural language to get the…

Data Science · Natural Language Processing

1 Answer · 1.9K Views · Answered ✓

Asked by: Nakano Hase · 6 years ago

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