A question is received in a computerized answering system via an input device. A plurality of classes corresponding to the question are retrieved from a memory device. One or more answers to the question are generated by a processor. Each answer is associated with a confidence value. The confidence values associated with the answers are compared with thresholds associated with the plurality of classes. The answers are classified by the processor into the plurality of classes based on the comparing. The answers are presented via a display device in accordance with the classification of the answers. A user response to at least one of the answers is detected. At least one of the plurality of classes is adjusted based on the user response.
Please help me write a proper abstract based on the patent claims. CLAIM: 1. A method for providing answers in a computerized answering system comprising: receiving, via an input device, a question in the computerized answering system; retrieving, from a memory device, a plurality of classes corresponding to the question; generating, by a processor, one or more answers to the question, wherein each answer is associated with a confidence value; comparing the confidence values associated with the answers with thresholds associated with the plurality of classes; classifying, by the processor, the answers into the plurality of classes based on the comparing; presenting, via a display device, the answers in accordance with the classification of the answers; detecting a user response to at least one of the answers; and adjusting at least one of the plurality of classes based on the user response. 2. The method of claim 1, wherein said adjusting at least one of the plurality of classes comprises: determining the response to one of the answers classified in one of the plurality of classes to be a negative response; and adjusting the threshold of the one of the plurality of classes to exclude answers having the same confidence value as the one of the answers from being classified into the one of the plurality of classes. 3. The method of claim 1, wherein each of the plurality of classes comprises: a threshold value operable to indicate which ones of a set of answers belong in a class based on comparing associated answer confidence values with the threshold value; and an indication of how the answers in the class are to be presented via the display device. 4. The method of claim 3, wherein the indication of how the answers are to be presented comprises at least one of: an indication that the answers be displayed; an indication that the answers be available to view; or an indication that the answers not be displayed. 5. The method of claim 1, wherein the confidence values fall within a range, and wherein higher confidence values indicate increased confidence that the answers are correct. 6. The method of claim 1 further comprising: monitoring user interaction with the display device of the answering system; selecting a user profile corresponding to the user interaction; and presenting answers to a second question in accordance with the selected user profile. 7. The method of claim 6, wherein the user profile comprises at least one of: an indication that only a specified number of answers be displayed; an indication that only answers with a certain confidence value be displayed; or an indication that evidence for answers be displayed. 8. A computer program product for providing answers in a computerized answering system comprising: a computer readable storage medium having program instructions embodied therewith, the program instructions comprising program instructions to, receive, via an input device, a question in the computerized answering system; retrieve, from a memory device, a plurality of classes corresponding to the question; generate, by a processor, one or more answers to the question, wherein each answer is associated with a confidence value; compare the confidence values associated with the answers with thresholds associated with the plurality of classes; classify, by the processor, the answers into the plurality of classes based on the comparing; present, via a display device, the answers in accordance with the classification of the answers; detect a user response to at least one of the answers; and adjust at least one of the plurality of classes based on the user response. 9. The computer program product of claim 8, wherein the program instructions to adjust at least one of the plurality of classes comprises the program instructions to: determine the response to one of the answers classified in one of the plurality of classes to be a negative response; and adjust the threshold of the one of the plurality of classes to exclude answers having the same confidence value as the one of the answers from being classified into the one of the plurality of classes. 10. The computer program product of claim 8, wherein each of the plurality of classes comprises: a threshold value operable to indicate which ones of a set of answers belong in a class based on comparing associated answer confidence values with the threshold value; and an indication of how the answers in the class are to be presented via the display device. 11. The computer program product of claim 10, wherein the indication of how the answers are to be presented comprises at least one of: an indication that the answers be displayed; an indication that the answers be available to view; or an indication that the answers not be displayed. 12. The computer program product of claim 8, wherein the confidence values fall within a range, and wherein higher confidence values indicate increased confidence that the answers are correct. 13. The computer program product of claim 8 further having program instructions to: monitor user interaction with the display device of the answering system; select a user profile corresponding to the user interaction; and present answers to a second question in accordance with the selected user profile. 14. The computer program product of claim 13, wherein the user profile comprises at least one of: an indication that only a specified number of answers be displayed; an indication that only answers with a certain confidence value be displayed; or an indication that evidence for answers be displayed. 15. An apparatus comprising: a processor; an input device; a memory device; a display device; and a computer readable storage medium having program instructions embodied therewith, the program instructions executable by the processor to cause the apparatus to, receive, via the input device, a question; retrieve, from the memory device, a plurality of classes corresponding to the question; generate, by the processor, one or more answers to the question, wherein each answer is associated with a confidence value; compare the confidence values associated with the answers with thresholds associated with the plurality of classes; classify, by the processor, the answers into the plurality of classes based on the comparing; present, via the display device, the answers in accordance with the classification of the answers; detect a user response to at least one of the answers; and adjust at least one of the plurality of classes based on the user response. 16. The apparatus of claim 15, wherein the program instructions executable by the processor to cause the apparatus to adjust at least one of the plurality of classes comprises the program instructions executable by the processor to cause the apparatus to: determine the response to one of the answers classified in one of the plurality of classes to be a negative response; and adjust the threshold of the one of the plurality of classes to exclude answers having the same confidence value as the one of the answers from being classified into the one of the plurality of classes. 17. The apparatus of claim 15, wherein each of the plurality of classes comprises: a threshold value operable to indicate which ones of a set of answers belong in a class based on comparing associated answer confidence values with the threshold value; and an indication of how the answers in the class are to be presented via the display device. 18. The apparatus of claim 17, wherein the indication of how the answers are to be presented comprises at least one of: an indication that the answers be displayed; an indication that the answers be available to view; or an indication that the answers not be displayed. 19. The apparatus of claim 15 further having program instructions executable by the processor to cause the apparatus to: monitor user interaction with the display device of the answering system; select a user profile corresponding to the user interaction; and present answers to a second question in accordance with the selected user profile. 20. The apparatus of claim 19, wherein the user profile comprises at least one of: an indication that only a specified number of answers be displayed; an indication that only answers with a certain confidence value be displayed; or an indication that evidence for answers be displayed.