International Journal of Science and Research (IJSR) ISSN (Online): 2319-7064 Impact Factor (2012): 3.358 Volume 3 Issue 12, December 2014 www.ijsr.net Licensed Under Creative Commons Attribution CC BY An Efficient Product Aspect Ranking and its Application: A Review Shahuraj Patil 1 , Jyoti Raghatwan 2 1 Department of Computer Engineering, RMD Sinhgad School of Engineering, University of Pune, India 2 Professor, Department of Computer Engineering, RMD Sinhgad School of Engineering, University of Pune, India Abstract: The purpose of the work we are going to find import aspect of the product and its rank this aspect by using numerous consumer reviews. The consumer reviews contain rich and valuable knowledge about the product. And this knowledge is very useful for both consumer and firm. Consumer can make wise purchasing decision by paying more attention towards important aspect or feature. And firm will concentrate on important features or aspect while improving the quality of the aspect. So in this proposed framework, this will identify the important aspect of product from online consumer reviews. The important aspects are commented again and again in consumer review and the consumers opinions on the important aspects are greatly influence their overall opinions on the product. From the consumer reviews the important aspect are identified by using NPL tool, and will classify the sentiment on that aspect, and finally we are going apply the ranking algorithm to determine the particular product rating. Keywords: e-commerce, online shopping, Consumer review, Sentiment classification, Product aspect, ranking algorithm. 1. Introduction In the recent years the peoples trend towards online shopping increases day by day. There is a rapid expansion in e- commerce. Many retail websites are available on online shopping. The famous website in online shopping Amazon.com offer 36 million product.Shoppers.com offers 5 million products and many websites are available on website such as ebay.com, flipkart, mantra,snapdeal and so on. most retail website provide platform to post reviews on millions of product and encourage people to post their opinion or sentiment on various aspect of the product. The reviews play very important role while purchasing product, because consumer can make wise purchasing decision by paying more attention towards important aspect and firm will concentrate on important aspect while improving the quality. The reviews on product it will be positive review or it will be negative review or it will be neutral. Lets see a sample review “The battery life of blackberry curve is amazing.””The picture quality of the camera is too good.””the battery life of micromax mad a94 is not good.”The above reviews contain opinion about battery and camera. The first review about battery is a positive opinion and the last review about battery is a negative opinion. About the camera there is a positive opinion. There are millions of review on millions of product that are available on various website.CNet.com, Pricegrabes.com are the famous web sites that contain millions of review on various product. The consumer can post there review on these websites. And these reviews are useful for consumers who are going to buy new product. Generally product may have numbers of aspect. for example mobile has aspect like usability,design,applications,network,battery etc.for laptop, the aspect such as hard disk,RAM,Graphics card,screen,Battery etc. The product aspects are greatly influenced on product quality. Figure 1: Reviews on iPhone 3GS product Paper ID: SUB14938 2048