2020
DOI: 10.1109/access.2020.3039548
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TOP-Rank: A Novel Unsupervised Approach for Topic Prediction Using Keyphrase Extraction for Urdu Documents

Abstract: In Natural Language Processing (NLP), topic modeling is the technique to extract abstract information from documents with huge amount of text. This abstract information leads towards the identification of the topics in the document. One way to retrieve topics from documents is keyphrase extraction. Keyphrases are a set of terms which represent high level description of a document. Different techniques of keyphrase extraction for topic prediction have been proposed for multiple languages i.e. English, Arabic, e… Show more

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Cited by 9 publications
(6 citation statements)
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References 36 publications
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“…The rules used were manually crafted and a list of Urdu opinion words was utilized to identify opinion words. Amin et al [27] used a ranking-based model to identify titles of the documents for the Urdu language. Rehmand et al [28] used opinion lexicons for the classification of sentences and identification of opinions.…”
Section: Sentiment Analysis In the Urdu Languagementioning
confidence: 99%
“…The rules used were manually crafted and a list of Urdu opinion words was utilized to identify opinion words. Amin et al [27] used a ranking-based model to identify titles of the documents for the Urdu language. Rehmand et al [28] used opinion lexicons for the classification of sentences and identification of opinions.…”
Section: Sentiment Analysis In the Urdu Languagementioning
confidence: 99%
“…Evaluation measures are important aspects of analysing the performance of any method. Mostly, all evaluation methods are influenced by the data's type [ 32 ]. This paper used T -Rec, K -Prec, and K -Rec due to their popularity in event detection [ 5 , 22 ].…”
Section: Experimental Evaluationmentioning
confidence: 99%
“…Similar to unsupervised approaches, these techniques are also usually focused on online product reviews. In study researchers [17] context-dependency have been used for aspect extraction and also opinions concurrently. To recognize opinion and their targets, they have used a bootstrapping technique that takes opinion lexicon for input to get aspects of the product.…”
Section: Related Workmentioning
confidence: 99%