1. A system comprising: a non-transitory memory to store instructions and a plurality of comments received from a comments website, each of the plurality of comments related to a target entity and comprising an overall rating related to the target entity and at least one phrase that includes a head term and a modifier associated with the head term that is represented by a bag of phrases; and one or more processors configured to execute the instructions stored on the memory to cause the system to perform operations comprising: identifying the head term in the at least one phrase of a portion of comments of the plurality of comments; mapping the portion of comments to an aspect corresponding to an attribute of the target entity based on the identified head term; determining an aspect rating corresponding to the aspect based on an aggregation of the overall ratings in the portion of comments, the aspect rating including a numerical measure showing a degree of satisfaction demonstrated in the portion of comments towards the aspect; extracting, from the portion of comments, a representative phrase corresponding to each of the aspects that supports or explains the aspect rating; generating an output that includes the overall ratings of the portion of comments decomposed into two or more of the aspects of the target entity, the aspects having associated therewith the representative phrases with support information that serve as indices to navigate into a set of specific comments about a particular aspect of the two or more of the aspects; and causing presentation of the generated output on a client machine, to tailor comments related to the target entity to the generated output instead of overall ratings.
1. A system comprising: a non-transitory memory to store instructions and a plurality of comments received from a comments website, each of the plurality of comments related to a target entity and comprising an overall rating related to the target entity and at least one phrase that includes a head term and a modifier associated with the head term that is represented by a bag of phrases; and one or more processors configured to execute the instructions stored on the memory to cause the system to perform operations comprising: identifying the head term in the at least one phrase of a portion of comments of the plurality of comments; mapping the portion of comments to an aspect corresponding to an attribute of the target entity based on the identified head term; determining an aspect rating corresponding to the aspect based on an aggregation of the overall ratings in the portion of comments, the aspect rating including a numerical measure showing a degree of satisfaction demonstrated in the portion of comments towards the aspect; extracting, from the portion of comments, a representative phrase corresponding to each of the aspects that supports or explains the aspect rating; generating an output that includes the overall ratings of the portion of comments decomposed into two or more of the aspects of the target entity, the aspects having associated therewith the representative phrases with support information that serve as indices to navigate into a set of specific comments about a particular aspect of the two or more of the aspects; and causing presentation of the generated output on a client machine, to tailor comments related to the target entity to the generated output instead of overall ratings. 6. The system of claim 1 , wherein the operations further comprise incorporating a topic model corresponding to the aspect.