Interactive system, interactive method, two-way interactive system, two-way interactive method and recording medium

A computer readable recording medium for recording a program for allowing a computer to execute, comprising:

• a voice recognition processing step of recognizing voice uttered by a user, and of converting the recognized voice into an input symbol string;
• a conversation pattern processing step of inputting said input symbol string, and of outputting an output symbol string corresponding to said input symbol string based on a conversation pattern described in advance;
• a voice synthesis processing step of converting said output symbol string into voice;
• a voice output step of outputting and uttering the voice obtained in the voice synthesis processing step;
• and
• a conversation characteristic control step of grasping conversation characteristics of said user and changing said output symbol string in accordance with the grasped conversation characteristics, the grasped conversation characteristics based on the continuity of conversation with respect to a specific topic,
• wherein said conversation characteristic control section optimizes a conversation topic, a conversation pattern, uttered words, a conversation response interval, utterance frequency and timing during the utterance based on words and a conversation pattern used by the user with high frequency, a specific topic, times of conversation responses and utterance time and the number of words uttered by the user.

An interactive system comprising:

• a voice input section inputting voice uttered by a user;
• a voice recognition processing section recognizing the voice inputted by the voice input section, and converting the recognized voice into an input symbol string;
• a conversation pattern processing section inputting said input symbol string from the voice recognition processing section, and outputting an output symbol string corresponding to said input symbol string based on a conversation pattern described in advance;
• a voice synthesis processing section converting said output symbol string from the conversation pattern processing section into voice;
• a voice output section outputting and uttering the voice from the voice synthesis processing section;
• a storage section storing synonyms and relevant words synonymous with and relevant to words uttered by said user;
• an association function section extracting the synonyms and relevant words synonymous with and relevant to words uttered by said user from said storage section based on a conversation history and said input symbol string from said conversation pattern processing section, and outputting said extracted synonyms and relevant words to said conversation pattern processing section,
• wherein said extracted synonyms and relevant words are referred to by the conversation pattern processing section as variables when outputting the output symbol string;
• and
• a conversation characteristic control section grasping conversation characteristics of said user and changing said output symbol string in accordance with the grasped conversation characteristics, the grasped conversation characteristics based on the continuity of conversation with respect to a specific topic,
• wherein said conversation characteristic control section optimizes a conversation topic, a conversation pattern, uttered words, a conversation response interval, utterance frequency and timing during the utterance based on words and a conversation pattern used by the user with high frequency, a specific topic, times of conversation responses and utterance time and the number of words uttered by the user.

An interactive system comprising:

• a voice input section inputting voice uttered by a user;
• a first voice recognition processing section recognizing the voice inputted by the voice input section, and converting the recognized voice into a first input symbol string;
• a conversation pattern processing section inputting said first input symbol string from the first voice recognition processing section, and outputting an output symbol string corresponding to said first input symbol string based on a conversation pattern described in advance;
• a voice synthesis processing section converting said output symbol string from the conversation pattern processing section into voice;
• a voice output section outputting and uttering the voice from the voice synthesis processing section;
• a second recognition processing section recognizing broadcast voice from a broadcast station, and converting the recognized broadcast voice into second input symbol strings;
• an event data storage section storing said second input symbol strings as event data in association with corresponding attribute identifiers;
• and
• a conversation characteristic control section grasping conversation characteristics of said user and changing said output symbol string in accordance with the grasped conversation characteristics, the grasped conversation characteristics based on the continuity of conversation with respect to a specific topic,
• wherein said conversation characteristic control section optimizes a conversation topic, a conversation pattern, uttered words, a conversation response interval, utterance frequency and timing during the utterance based on words and a conversation pattern used by the user with high frequency, a specific topic, times of conversation responses and utterance time and the number of words uttered by the user.

A two-way interactive system comprising a plurality of interactive systems each conducting an interactive processing for interaction with a user, the respective interactive systems communicating with one another, each of said interactive systems comprising:

• a voice input section inputting voice uttered by a user;
• a voice recognition processing section recognizing the voice inputted by the voice input section, and converting the recognized voice into an input symbol string;
• a conversation pattern processing section inputting said input symbol string from the voice recognition processing section, and outputting an output symbol string corresponding to said input symbol string based on a conversation pattern described in advance;
• a voice synthesis processing section converting said output symbol string from the conversation pattern processing section into voice;
• a voice output section outputting and uttering the voice from the voice synthesis processing section;
• an event data transmission and reception section transmitting said input symbol string to the other interactive system as event data, and receiving event data consisting of a symbol string from said other interactive system;
• an event data storage section storing said received event data in association with corresponding attribute identifiers;
• an input section inputting a privacy protection command of said user;
• and
• a privacy protecting function section transmitting said event data acquired by utterance of said user to said other interactive system if said privacy protection command is not inputted from the input section, and not transmitting said event data acquired by the utterance of said user to said other interactive system if said privacy protection command is inputted from the input section.

An interactive method comprising:

• a voice recognition processing step of recognizing voice uttered by a user, and of converting the recognized voice into an input symbol string;
• a conversation pattern processing step of inputting said input symbol string, and of outputting an output symbol string corresponding to said input symbol string based on a conversation pattern described in advance in a conversation pattern processing section;
• a voice synthesis processing step of converting said output symbol string into voice;
• a voice output step of outputting and uttering the voice obtained in the voice synthesis processing step;
• a storage step of storing synonyms and relevant words synonymous with and relevant to words uttered by said user;
• an association function step of extracting the synonyms and relevant words synonymous with and relevant to words uttered by said user from said storage section based on a conversation history and said input symbol string, and of outputting said extracted synonyms and relevant words to said conversation pattern processing section,
• wherein said extracted synonyms and relevant words are referred to by the conversation pattern processing section as variables when outputting the output symbol string;
• and
• a conversation characteristic control step of grasping conversation characteristics of said user and changing said output symbol string in accordance with the grasped conversation characteristics, the grasped conversation characteristics based on the continuity of conversation with respect to a specific topic,
• wherein said conversation characteristic control step optimizes a conversation topic, a conversation pattern, uttered words, a conversation response interval, utterance frequency and timing during the utterance based on words and a conversation pattern used by the user with high frequency, a specific topic, times of conversation responses and utterance time and the number of words uttered by the user.

An interactive method comprising:

• a voice recognition processing step of recognizing voice uttered by a user, and of converting the recognized voice into an input symbol string;
• a conversation pattern processing step of inputting said input symbol string, and of outputting an output symbol string corresponding to said input symbol string based on a conversation pattern described in advance;
• a voice synthesis processing step of converting said output symbol string into voice;
• a voice output step of outputting and uttering the voice obtained in the voice synthesis processing step;
• and
• a conversation characteristic control step of grasping conversation characteristics of said user and changing said output symbol string in accordance with the grasped conversation characteristics, the grasped conversation characteristics based on the continuity of conversation with respect to a specific topic,
• wherein said conversation characteristic control step optimizes a conversation topic, a conversation pattern, uttered words, a conversation response interval, utterance frequency and timing during the utterance based on words and a conversation pattern used by the user with high frequency, a specific topic, times of conversation responses and utterance time and the number of words uttered by the user.

An interactive method comprising:

• a first voice recognition processing step of recognizing voice uttered by a user, and of converting the recognized voice into a first input symbol string;
• a conversation pattern processing step of inputting said first input symbol string, and of outputting an output symbol string corresponding to said first input symbol string based on a conversation pattern described in advance;
• a voice synthesis processing step of converting said output symbol string into voice;
• a voice output section outputting and uttering the voice obtained in the voice synthesis processing step;
• a second recognition processing step of recognizing broadcast voice from a broadcast station, and converting the recognized broadcast voice into second input symbol strings;
• an event data storage step of storing said second input symbol strings as event data in association with corresponding attribute identifiers;
• and
• a conversation characteristic control step of grasping conversation characteristics of said user and changing said output symbol string in accordance with the grasped conversation characteristics, the grasped conversation characteristics based on the continuity of conversation with respect to a specific topic,
• wherein said conversation characteristic control step optimizes a conversation topic, a conversation pattern, uttered words, a conversation response interval, utterance frequency and timing during the utterance based on words and a conversation pattern used by the user with high frequency, a specific topic, times of conversation responses and utterance time and the number of words uttered by the user.

A two-way interactive method of allowing a plurality of interactive systems each conducting an interactive processing for interaction with a user to communicate with one another, the method comprising:

• a voice recognition processing step of recognizing the voice uttered by a user, and of converting the recognized voice into an input symbol string;
• a conversation pattern processing step of inputting said input symbol string, and of outputting an output symbol string corresponding to said input symbol string based on a conversation pattern described in advance;
• a voice synthesis processing step of converting said output symbol string into voice;
• a voice output section outputting and uttering the voice obtained in the voice synthesis processing step;
• an event data transmission and reception step of transmitting said input symbol string to the other interactive system as event data, and of receiving event data consisting of the symbol string from said other interactive system;
• an event data storage step of storing said received event data in association with corresponding attribute identifiers;
• an input step of inputting a privacy protection command of said user;
• and
• a privacy protecting function step of transmitting said event data acquired by utterance of said user to said other interactive system if said privacy protection command is not inputted from the input section, and not transmitting said event data acquired by the utterance of said user to said other interactive system if said privacy protection command is inputted from the input section.