Systems and methods are provided for automatically adjusting content composition rules based on evaluation of user feedback information obtained through a haptic interface. For example, a method includes accessing user feedback information collected by a haptic interface executing on a computing device, wherein the user feedback information comprises information indicative of a user's reaction towards digital content rendered by the computing device, evaluating a quality of the digital content based on the user feedback information, and adjusting one or more content composition rules, which are used to automatically generate the digital content, based on the evaluation of the quality of the digital content.
Please help me write a proper abstract based on the patent claims. CLAIM: 1. A method, comprising: accessing user feedback information collected by a haptic interface executing on a computing device, wherein the user feedback information comprises information indicative of a user's reaction towards digital content rendered by the computing device; evaluating a quality of the digital content based on the user feedback information; and adjusting one or more content composition rules, which are used to automatically generate the digital content, based on the evaluation of the quality of the digital content; wherein the accessing, evaluating and adjusting are automated steps implemented by a computer. 2. The method of claim 1, wherein the user feedback information comprises non-intentional user feedback information collected by the haptic interface. 3. The method of claim 2, wherein the non-intentional user feedback information comprises information regarding one of: tactile manipulation of elements of the digital content; contact pressure on a touch screen; zooming actions; selection of links to other content; time spent on viewing content pages; content manipulation patterns; and a combination thereof. 4. The method of claim 2, wherein evaluating the quality of the digital content based on the user feedback information comprises: performing a first evaluation process to evaluate the non-intentional user feedback information of a plurality of users for a given component of the digital content; performing a second evaluation process to evaluate the given component for a given group of users; cross-relating evaluation results of the first and second evaluation processes to generate an overall rating for the given component; and generating an evaluation report comprising information regarding the overall rating for the given component. 5. The method of claim 4, wherein performing the first evaluation process comprises: classifying the non-intentional user feedback information based on rules for classifying non-intentional gestures; classifying the non-intentional user feedback information based on rules for classifying the non-intentional gestures based on user profile data; and generating first evaluation results which comprise information regarding the non-intentional gestures per user per component. 6. The method of claim 5, wherein performing the second evaluation process comprises: accessing information regarding group profiles; and cross-relating the group profile information with the first evaluation results to provide second evaluation results which comprise information that evaluates the given component per a group of users. 7. The method of claim 1, wherein the user feedback information comprises intentional user feedback information that is collected using haptic feedback markers which are included within the digital content to enable the user to provide the intentional user feedback information. 8. The method of claim 7, wherein the haptic feedback markers include at least one element that allows the user to express satisfaction or dissatisfaction with a given component of the digital content. 9. The method of claim 7, wherein evaluating the quality of the digital content based on the user feedback information comprises: performing a first evaluation process to evaluate intentional user feedback information from a plurality of users for a given gesture; performing a second evaluation process to evaluate intentional user feedback information for each component; cross-relating evaluation results for the first and second evaluation processes with regard to group profiles to determine an overall quality rating of components of the digital content; and generating an evaluation report which comprises information regarding an overall evaluation of a given component with regard to intentional feedback information from a group of users associated with the group profile corresponding to the given component. 10. The method of claim 9, wherein performing the first evaluation process comprises classifying the intentional user feedback information based on rules for classifying gestures, based on rules for classifying gestures per user profile, and based on user profile data, and wherein performing the second evaluation process comprises cross-relating the intentional user feedback information with evaluation results of the first evaluation process. 11. The method of claim 1, wherein adjusting one or more content composition rules comprises determining an amount to adjust a parameter value of a composition rule having a negative evaluation. 12. The method of claim 11, wherein the parameter value comprises a weight value that specifies a degree to which an associated composition rule should be applied to generate a component of the digital content. 13. An article of manufacture comprising a non-transitory computer readable storage medium having program instructions embodied therewith, wherein the program instructions are executable by a computer to cause the computer to perform a method which comprises: accessing user feedback information collected by a haptic interface executing on a computing device, wherein the user feedback information comprises information indicative of a user's reaction towards digital content rendered by the computing device; evaluating a quality of the digital content based on the user feedback information; and adjusting one or more content composition rules, which are used to automatically generate the digital content, based on the evaluation of the quality of the digital content. 14. A data processing system, comprising: a memory configured to store program instructions; and a processor device configured to execute the program instructions stored in the memory to implement an automated process comprising: accessing user feedback information collected by a haptic interface executing on a computing device, wherein the user feedback information comprises information indicative of a user's reaction towards digital content rendered by the computing device; evaluating a quality of the digital content based on the user feedback information; and adjusting one or more content composition rules, which are used to automatically generate the digital content, based on the evaluation of the quality of the digital content. 15. The system of claim 14, wherein the user feedback information comprises non-intentional user feedback information collected by the haptic interface, wherein the non-intentional user feedback information comprises information regarding one of: tactile manipulation of elements of the digital content; contact pressure on a touch screen; zooming actions; selection of links to other content; time spent on viewing content pages; content manipulation patterns; and a combination thereof. 16. The system of claim 15, wherein evaluating the quality of the digital content based on the user feedback information comprises: performing a first evaluation process to evaluate the non-intentional user feedback information of a plurality of users for a given component of the digital content; performing a second evaluation process to evaluate the given component for a given group of users; cross-relating evaluation results of the first and second evaluation processes to generate an overall rating for the given component; and generating an evaluation report comprising information regarding the overall rating for the given component. 17. The system of claim 14, wherein the user feedback information comprises intentional user feedback information that is collected using haptic feedback markers which are included within the digital content to enable the user to provide the intentional user feedback information, wherein the haptic feedback markers include at least one element that allows the user to express satisfaction or dissatisfaction with a given component of the digital content. 18. The system of claim 17, wherein evaluating the quality of the digital content based on the user feedback information comprises: performing a first evaluation process to evaluate intentional user feedback information from a plurality of users for a given gesture; performing a second evaluation process to evaluate intentional user feedback information for each component; cross-relating evaluation results for the first and second evaluation processes with regard to group profiles to determine an overall quality rating of components of the digital content; and generating an evaluation report which comprises information regarding an overall evaluation of a given component with regard to intentional feedback information from a group of users associated with the group profile corresponding to the given component. 19. The system of claim 14, wherein adjusting one or more content composition rules comprises determining an amount to adjust a parameter value of a composition rule having a negative evaluation. 20. The system of claim 19, wherein the parameter values comprise a weight value that specifies a degree to which an associated composition rule should be applied to generate a component of the digital content.