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Recent questions and answers in Unstructured Data Classification
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Which statistical technique deals with finding a structure in a collection of unlabeled data?
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
statistical-technique
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1
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Which pre processing technique is used to remove the most commonly used words?
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
processing-technique
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1
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Which of the given hyperparameters, when increased, may cause the random forest to overfit the data?
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
random-forest
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1
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What kind of classification is our case study "Spam Detection"?
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
spam-detection
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True Positive is when the predicted instance and the actual instance are not negative.
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
true-positive
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1
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The higher value of which of the following hyperparameters is better for the decision tree algorithm?
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
hyperparameters
tree-algorithm
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1
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Choose the correct sequence from the following in unstructured data classification.
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
unstructured-data-classification
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1
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The most widely used package for machine learning in Python is _________
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
python-package
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1
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What is the purpose of lemmatization?
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
lemmatization
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Clustering is supervised classification.
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
clustering
supervised-classification
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SVM is a _____________
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
svm
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1
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Email spam data is an example of __________
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
spam-data
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1
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In document classification, each document has to be converted from full text to a document vector.
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
document-classification
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1
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Which numerical statistics is used to identify the importance of a rare word in a document?
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
numerical-statistics
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1
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Choose the correct sequence for classifier building from the following.
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
classifier-building
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1
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Select the correct statement about Nonlinear classification.
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
nonlinear-classification
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1
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A technique used to depict the performance in a tabular form that has 2 dimensions namely actual and predicted sets of data is ___________
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
tabular-performance
data-sets
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1
answer
Can we consider sentiment classification as a text classification problem
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
text-classification
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1
answer
Pruning is a technique associated with __________
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
pruning-technique
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1
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High classification accuracy always indicates a good classifier.
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
high-classification
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1
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The classification where each data is mapped to more than one class is called ___________
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
data-classification
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1
answer
Which NLP technique uses a lexical knowledge base to obtain the correct base form of the words?
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
nlp-technique
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1
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Identify the stop word(s) from the following.
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
stop-words
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1
answer
Inverse Document frequency is used in the term document matrix.
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
inverse-document-frequency
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1
answer
An algorithm that counts how many times a word appears in a document is __________
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
counting-algorithm
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vote
1
answer
TF and IDF use matrix representations.
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
tf-matrix
idf-matrix
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1
answer
The following are pre processing methods used for unstructured data classification, except _________
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
processing-methods
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A classifier that can compute using numeric as well as categorical values is __________
answered
Dec 31, 2021
in
Unstructured Data Classification
by
rajeshsharma
data-classifier
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