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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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What is chunking and shallow parsing?

It is a process which isolates words in the form of phrases which can be either a noun or verb phrases. They behave the same as n-grams or compounds…

Data Science · Natural Language Processing

2 Answers · 2.0K Views · Answered ✓

Asked by: Ota Azuma · 6 years ago

Python input and import?

Until now you saw that we did static programming means values were hard coded, but now we will learn how to pass values dynamically to any variable.…

Data Science · Machine Learning

1 Answer · 1.5K Views · Answered ✓

Asked by: Elayne Balding · 6 years ago

Explain average precision

It measures the positions of relevant documents in a ranking manner. If the relevant documents are not retrieved they are counted with zero precision…

Data Science · Natural Language Processing

1 Answer · 1.8K Views · Answered ✓

Asked by: Fukuda Ashikaga · 6 years ago

Explain compound and statistical phrases

These phrases are used to index more than two tokens instead of single tokens. They collect pairs of words which are not stopword and based on…

Data Science

1 Answer · 1.5K Views · Answered ✓

Asked by: Emily Coleman · 6 years ago

What is R-precision?

This is defined as the precision after retrieving R documents, where R is the number of relevant documents retrieved for the current query.

Data Science

1 Answer · 2.0K Views · Answered ✓

Asked by: Nakano Hase · 6 years ago

Explain 11pt precision

This is a measure of precision at recall levels of 0%, 10%, 20%, . . . , 100%. For each level, the fraction of relevant documents is determined by…

Data Science

1 Answer · 1.6K Views · Answered ✓

Asked by: Nakagawa Harada · 6 years ago

Explain implicit feedback

It is the feedback collected from users behavior. Users such as the time spent by them, the documents browsed by them, the type of documents browsed…

Data Science

1 Answer · 1.6K Views · Answered ✓

Asked by: Matsuda Hara · 6 years ago

What are the types of retrieval evaluation metrics?

There are many ways of evaluating retrieval information. Some of them are a) 11pt precision b) Average precision c) R-precision

Data Science

1 Answer · 1.6K Views · Answered ✓

Asked by: Okamoto Bando · 6 years ago

Explain pseudo feedback

It is an automated process of feedback system which does not require explicit assessors to implement explicit feedback. It is an improved process…

Data Science · Natural Language Processing

2 Answers · 1.9K Views · Answered ✓

Asked by: Fujiwara Ban · 6 years ago

What is term weighting in vector space model?

It is a process of putting weightage on terms present in the document. Higher weightage represents greater impact on cosine or other similar terms.…

Data Science · Natural Language Processing

1 Answer · 1.4K Views · Answered ✓

Asked by: Miura Baba · 6 years ago

Explain explicit feedback.

This type of feedback is obtained based on relevance where assessors retrieve information from a query. The information of relevance feedback needs…

Data Science

1 Answer · 1.5K Views · Answered ✓

Asked by: Ota Azuma · 6 years ago

What are the types of feedback required to improve a query?

Feedback from the user helps to improve a query by analyzing where the algorithm is failing to deliver a response as expected by a user. There are…

Data Science

1 Answer · 1.6K Views · Answered ✓

Asked by: Gabrielle Dowd · 6 years ago

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