Abstract: According to an embodiment, an electronic device comprises: a memory, a communication module comprising communication circuitry, and a processor operatively connected with the memory and the communication module. The processor is configured to control the electronic device to: obtain a utterance text corresponding to utterance speech, obtain an intent of the utterance text and emotion information based on the utterance speech and the utterance text, obtain a response text for the utterance text based on the intent of the utterance text and the emotion information, obtain a markup language including information about an output unit of text of the response text based on at least one of the intent of the utterance text, the emotion information, or the response text, and add the markup language to the response text and provide the response text. The text output unit is at least one selected from among a phoneme unit, a consonant and vowel unit, a syllable unit, or a word unit.

Abstract: A blog search method includes estimating authority scores of target blogs to be searched by using local information about the target blogs; calculating priorities of the target blogs based on the authority scores and the presence of documents satisfying a query; and sequentially searching the target blogs based on the priorities. The authority scores is estimated by using at least one of the number of neighboring blogs linked via trackbacks and the number of neighboring blogs linked via comments as the local information.