Response effectiveness determination in a question/answer system

A computer program product comprising a computer readable storage medium having program instructions embodied therewith, wherein the computer readable storage medium is not a transitory signal per se, the program instructions executable by a computer processor to cause the computer processor to perform a method comprising:

• providing an answer to a search query received from a user;
• and
• in response to receiving a subsequent search query from the user, determining a level of effectiveness of the answer to the search query with respect to the user, the determining comprising:
• comparing aspects of the search query to aspects of the subsequent search query;
• and
• calculating, based on the comparing, a relevance score that indicates a measure of similarity between the aspects of the search query and the aspects of the subsequent search query;
• and
• determining that the answer effectively answers the search query when the relevance score exceeds a threshold value.

A system, comprising:

• a memory having computer readable instructions;
• and
• a processor for executing the computer readable instructions, the computer readable instructions including:
• providing an answer to a search query received from a user;
• and
• in response to receiving a subsequent search query from the user, determining a level of effectiveness of the answer to the search query with respect to the user, the determining comprising:
• comparing aspects of the search query to aspects of the subsequent search query;
• and
• calculating, based on the comparing, a relevance score that indicates a measure of similarity between the aspects of the search query and the aspects of the subsequent search query;
• and
• determining that the answer effectively answers the search query when the relevance score exceeds a threshold value.