JP2002091891A - Device and method for reading aloud electronic mail, computer readable recording medium with program of the method recorded thereon and computer readable recording medium with data recorded thereon - Google Patents

Abstract

PROBLEM TO BE SOLVED: To give the feeling of a transmitter of an electronic mail to its receiver. SOLUTION: A download part 11 downloads the mail sentences received from a mail server 100 and supplies the received mail sentences to an analysis part 12. The part 12 decomposes the mail sentences into the statements corresponding to the feeling expression symbol strings, supplies these symbol strings to a voice parameter selection part 13 and also supplies each decomposed statement (mail text) to a voice synthesizing part 14. The selection part 13 retrieves the voice synthesizing parameters corresponding to the feeling expression symbol strings from a symbol string-voice synthesizing parameter correspondence table 131 and supplies these voice synthesizing parameters to the synthesizing part 14. The part 14 reads aloud every statement inputted from the analyzing part 12 in voices accordant with every voice synthesizing parameter that is inputted from the selection part 13.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an e-mail reading apparatus for reading a sentence of an e-mail with emotion, a method and a computer-readable recording medium on which the program is recorded, and a computer-readable recording medium on which data is recorded. It relates to a possible recording medium.

[0002]

2. Description of the Related Art Heretofore, it has been possible to send sentences as compact electronic information at low cost by electronic mail communication using the Internet or the like. On the other hand, in the research stage, research has been made to express emotions by controlling the inflection and timing of speech of a speech synthesizer. Attempts have been made to express human emotions by making various actions by anthropomorphic agents (called screen agents) displayed on the desktop of a display device or anthropomorphic robot agents (called robot agents) connected to a computer. It has been done.

[0003]

As described above, when an e-mail is viewed as an information communication means, the e-mail can use information in a smaller band than a telephone. This is because, for example, Japanese characters can be coded with more than ten bits. However, it was difficult to convey the sentiment of the sender by e-mail because it was not possible to convey the voice of the speaker like a telephone. In order to compensate for this shortcoming, a method of expressing emotions by symbol strings such as emoticons and transmitting it to the recipient by placing it at the end of the sentence has become popular among mail users. However, even with such a technique, there is a limit in transmitting the feelings of the sender to the receiver.

Accordingly, the present invention has been made in view of the above-mentioned conventional problems, and has as its object to provide an e-mail reading device that can convey the feelings of an e-mail sender to a recipient. It is an object of the present invention to provide a computer-readable recording medium on which the method and the program are recorded, and a computer-readable recording medium on which data is recorded.

[0005]

In order to solve the above-mentioned conventional problems, an electronic mail reading device according to a first aspect of the present invention comprises a symbol string for expressing emotions, a speech synthesis parameter for speech synthesis, and Symbol-speech-synthesis-parameter storage means, which is stored in association with the text, speech-speech means for reading out an input sentence with a voice corresponding to the input speech-synthesis parameter in association with the sentence, E-mail text acquisition means for downloading the text of the e-mail including the symbol string stored in the storage means, sentence decomposition means for decomposing the downloaded text into a sentence corresponding to the symbol string, and Voice synthesis parameter searching means for searching a voice synthesis parameter from the symbol string voice synthesis parameter storage means based on a corresponding symbol string; Characterized in that the statement and the symbol speech synthesis parameters retrieved rows based on in association with a Bun'onsei synthesis parameter supply means for supplying to said speech synthesis means.

According to the present invention, the sentence of the e-mail is read aloud with an emotional voice so that the emotion of the e-mail sender can be conveyed to the recipient by voice.

According to a second aspect of the present invention, in the electronic mail reading apparatus according to the first aspect, further, the operation of the screen agent displayed on the display device is controlled according to a predetermined operation command. A screen agent control means, a symbol string for storing a symbol string for emotional expression and an operation command of the screen agent in association with each other, and a screen agent operation command storage means for storing a symbol string corresponding to the decomposed sentence. Screen agent operation command search means for searching an operation command from the symbol string screen agent operation command storage means, and a screen agent operation command supply means for supplying the searched operation command to the screen agent control means. Special To.

According to the present invention, the screen agent is further operated so that the emotion of the e-mail sender can be further conveyed to the receiver.

According to a third aspect of the present invention, there is provided an electronic mail reading apparatus according to the first or second aspect, wherein the robot which controls the operation of the connected robot agent in accordance with a predetermined operation command. Agent control means, a symbol string in which a symbol string for expressing an emotion and an operation command of the robot agent are stored in association with each other, and a robot agent operation command storage means; and a symbol string corresponding to the decomposed sentence. A robot agent operation command search means for searching an operation command from the symbol string robot agent operation command storage means, and a robot agent operation command supply means for supplying the searched operation command to the robot agent control means. And

[0010] In the present invention, the emotion of the e-mail sender can be further conveyed to the recipient by operating the robot agent.

[0011] According to a fourth aspect of the present invention, there is provided a method for reading out an e-mail, wherein a sentence of the downloaded e-mail is decomposed into a sentence in association with a symbol string for emotional expression contained in the sentence, A speech synthesis parameter search procedure for searching for a speech synthesis parameter from speech synthesis parameters stored in advance based on a symbol string corresponding to the decomposed sentence, and converting the decomposed sentence to the searched speech synthesis parameter. And a voice synthesizing procedure that reads out the voice according to the voice.

According to a fifth aspect of the present invention, there is provided a computer-readable recording medium on which an electronic mail reading program is recorded, wherein a sentence of the downloaded electronic mail is associated with a symbol string for expressing an emotion contained in the sentence. A text-synthesis parameter retrieval procedure for retrieving a speech-synthesis parameter from pre-stored speech-synthesis parameters based on a symbol string corresponding to the decomposed text, A voice synthesis procedure for reading out a sentence with voice according to the searched voice synthesis parameter.

According to a sixth aspect of the present invention, there is provided a computer-readable recording medium on which data is recorded, wherein a symbol string for expressing emotion contained in a sentence of a downloaded electronic mail and a sentence obtained by decomposing the sentence are obtained. The sentence to be read is recorded at least in association with a speech synthesis parameter for reading out the sentence in a speech corresponding to a symbol string corresponding to the sentence.

According to a seventh aspect of the present invention, there is provided a computer-readable recording medium on which data is recorded, wherein a symbol string for expressing emotion contained in a sentence of a downloaded electronic mail and a screen corresponding to the symbol string are provided. At least an operation command for operating the agent is recorded in association with the operation command.

[0015] A computer-readable recording medium on which data according to claim 8 of the present invention is recorded is characterized in that a symbol string for emotional expression contained in a sentence of a downloaded e-mail and a symbol string corresponding to the symbol string are used. At least an operation command for operating the robot agent is recorded in association with the operation command.

[0016]

Embodiments of the present invention will be described below with reference to the drawings.

[First Embodiment] FIG. 1 shows a first embodiment of the present invention.
It is a figure showing functional composition of mail reading-aloud device 1 concerning an embodiment. As shown in FIG.
Includes a mail download unit 11, an analysis unit 12, a voice parameter selection unit 13, and a voice synthesis unit 14. The mail download unit 11 is a mail server 100
Then, the text of the e-mail delivered to the user of the e-mail reading device 1 is downloaded and stored in the mail download unit 11. The analysis unit 12 decomposes the sentence downloaded by the mail download unit 11 into a sentence associated with a specific symbol string (referred to as an emotion expression symbol string) included in the sentence. The decomposed sentences, that is, the mail text are supplied to the speech synthesis unit 14, and the corresponding emotion expression symbol strings are supplied to the speech parameter selection unit 13.

The speech parameter selection section 13 has a symbol string-speech synthesis parameter correspondence table 13 in which a symbol string for emotion expression and a speech synthesis parameter for speech synthesis are stored in association with each other. Further, the voice parameter selection unit 13
By the symbol string for emotion expression input from the analysis unit 12,
A speech synthesis parameter is retrieved from the symbol string-speech synthesis parameter correspondence table 131. Then, the searched speech synthesis parameters are supplied to the speech synthesis unit 14. Voice synthesis unit 14
Reads out each sentence input from the analysis unit 12 with a voice corresponding to each voice synthesis parameter input from the voice parameter selection unit 13.

The mail reading device 1 includes a display device such as a liquid crystal display device or an LCD display device;
An input device such as a keyboard and a mouse, and an external storage device such as a hard disk device (both not shown) are provided. The mail read-aloud device 1 converts a processing program (e-mail read-aloud program) stored in a hard disk device or the like according to a user's instruction from an input device.
Each of the above functions is realized by temporarily reading the data into M and executing this by the CPU.

The mail download unit 11 corresponds to an electronic mail text acquisition unit. The analysis unit 12 corresponds to a text decomposing unit, and executes a text decomposing procedure. The voice parameter selection unit 13 corresponds to a symbol string voice synthesis parameter storage unit and a voice synthesis parameter search unit, and executes a voice synthesis parameter search procedure. The speech synthesis unit 14 corresponds to a speech synthesis unit and executes a speech synthesis procedure. The analysis unit 12 and the speech parameter selection unit 13 constitute a sentence speech synthesis parameter supply unit.

FIG. 2 is a diagram showing a specific example of a symbol string for emotion expression. As the emotion expression symbol string, the following symbol string can be used for the emotion to be expressed. For example, “(＾＾))” for “happy”, “m (_._) m” for “request”, and “＼ ($ 0)
So-called emoticons such as "(*) _ <)" for "使用) /" and "iteru" can be used. "Awful" for "scary" and "Dislik" for "Kirai"
Specific words or symbols such as "e", "?" for "question", and "!" for emphasis can also be used. A combination of these symbol strings may be defined so that an intermediate emotion can be expressed.

FIG. 3 is a diagram showing the operation of the analyzer 12. Here, a description will be given of how emotion expression is performed by voice when a sentence of an electronic mail includes a symbol string for emotion expression.

In the text of the mail, a symbol string for emotion expression (indicated by A, B, C in the figure) is embedded by the sender. The analysis unit 12 decomposes the email text into “sentences” and associates the sentence expression symbol strings. Here, the “sentence” is simply “decomposition of the mail text”, and the correspondence between the sentence and the symbol string for emotion expression is performed by attaching a management number or the like to both of them. As a result, in the processing described later,
The voice synthesis unit 14 can identify which “sentence” corresponds to the symbol string for emotion expression.

More specifically, as shown in FIG. 3, the mail text is decomposed by a punctuation mark, a reading mark, or a symbol string for emotion expression.
What is necessary is just to make the symbol string for emotion expression correspond to each decomposed sentence. If the speech synthesis unit 14 reads out the sentence using the standard value of the speech synthesis parameter when the emotion expression symbol string does not correspond in advance, if the sentence is
It is not always necessary to associate an emotion expression symbol string, such as the first sentence “XXXXXXXX” or the sentence symbol string C for emotion expression “☆☆☆☆☆☆☆”.

Although not shown, a plurality of sentiment expression symbol strings at the end of the mail text or the like may be sequentially associated with a sentence decomposed by punctuation or the like.

As described above, the analysis section 12 decomposes the mail text into a sentence corresponding to the symbol string for emotion expression, and the voice parameter selection section 13 searches for a voice synthesis parameter. The sentence can be read aloud with a voice corresponding to the emotion expression symbol string.

FIG. 4 is a diagram showing a specific example of the symbol string-speech synthesis parameter correspondence table 131. In the symbol string-speech synthesis parameter correspondence table 131, various parameters, that is, sound quality, pitch, volume, and speed are set in association with the emotion expression symbol string shown in FIG. In the figure, the sound quality is set from three levels of "High (highest quality)", "Normal (high quality)", and "Low (normal quality)". The pitch (pitch frequency), volume (volume), and speed (speed) are set as percentages.

Next, the operation of the mail reading device 1 will be described with reference to FIG. First, when the mail reading apparatus 1 is started, the mail download unit 11 receives user authentication from the mail server 100 based on the user identification information (user ID) and the password input by the user, and is downloaded to the mail reading apparatus 1. The mail text addressed to the user is downloaded and stored in the mail download unit 11. When the user selects one of the downloaded mail texts, the mail download unit 11 supplies the selected mail text (mail information) to the analysis unit 12.

The analysis unit 12 decomposes the supplied mail sentence into a sentence corresponding to the emotion expression symbol string included in the sentence, and supplies the obtained emotion expression symbol string to the voice parameter selection unit 13. . The analysis unit 12 supplies the decomposed sentences (mail text) to the speech synthesis unit 14.

The speech parameter selecting section 13 searches the symbol string-speech synthesis parameter correspondence table 131 for speech synthesis parameters corresponding to the supplied emotion expression symbol string.
Then, the speech synthesis parameters are supplied to the speech synthesis unit 14. The voice synthesis unit 14 reads out each sentence input from the analysis unit 12 with voice corresponding to each voice synthesis parameter input from the voice parameter selection unit 13.

Therefore, the text-to-speech apparatus according to the first embodiment of the present invention can read the text of an e-mail with an emotional voice.
The emotion of the email sender can be conveyed to the recipient by voice. Conversely, it is possible to read e-mails with sad contents brightly and read e-mails with interesting contents in a scary manner, so that the use of e-mail can be made more fun and thick.

[Second Embodiment] FIG. 5 shows a second embodiment of the present invention.
It is a figure showing functional composition of mail reading-out device 1A concerning an embodiment. The mail reading device 1A is configured by adding an agent operation selecting unit 15 and an agent control unit 16 to the mail reading device 1.

The agent action selecting section 15 has a symbol string-screen agent action correspondence table 151 in which a symbol string for emotion expression and an operation command of the screen agent are stored in association with each other. Then, an operation command is retrieved from the symbol string-screen agent operation correspondence table 151 based on the emotion expression symbol string supplied from the analysis unit 12 and supplied to the agent control unit 16. That is, the agent operation selecting unit 15
Symbol string screen agent operation command storage means,
It corresponds to a robot agent operation command search unit and a screen agent operation command supply unit.

FIG. 6 is a diagram showing a specific example of the symbol string-screen agent operation correspondence table 151. As shown in FIG. In the symbol string-screen agent operation correspondence table 151, a screen agent operation command for operating the screen agent in association with the emotion expression symbol string shown in FIG. 2 is set. In the figure, “Love” is compared to “L”
"Request" for "
“Pleasure” for “Hayashi”, “Painful” for “Itte”, “Awfu” for “Worry”
l ”,“ Kirai ”,“ Dislike ”,“ Question ”
To "Question" and emphasis to "Excla"
A specific example of the screen agent operation command “mation” is shown.

The agent control section 16 shown in FIG. 5 controls the operation of the screen agent displayed on the display device 2 according to the screen agent operation command supplied from the agent operation selection section 15. That is, the agent control unit 16 corresponds to a robot agent control unit. The agent control unit 16 controls not only the operation on the desktop screen of the display device 2 but also the position of the screen agent, the operation continuation time, and the like. Note that the voice synthesis unit 1
4 is performed in the same manner as in the first embodiment.

Therefore, according to the e-mail reading apparatus according to the second embodiment of the present invention, the sentence of the e-mail is read out using the emotional voice, and the screen agent is made to perform the emotional operation. Thus, the emotions of the e-mail sender can be transmitted to the recipient more. It should be noted that more emotion can be transmitted by generating a sound corresponding to the emotion expression symbol string to the screen agent.

[Third Embodiment] FIG. 7 shows a third embodiment of the present invention.
It is a figure showing functional composition of mail reading-aloud device 1B concerning an embodiment. The mail reading device 1B is configured by adding an agent operation selecting unit 15 and an agent control unit 16 to the mail reading device 1 of the first embodiment. Further, the robot agent 3 is connected to the agent control unit 16. In many cases, the robot agent 3 is made to imitate a human or an animal, and is placed on a desk or the like beside the mail reading-aloud device 1.

The agent action selecting section 15 includes a symbol string-robot agent action correspondence table 152 in which a symbol string for emotion expression and an action command of the robot agent are stored in association with each other. Then, an operation command is retrieved from the symbol string-robot agent operation correspondence table 152 based on the emotion expression symbol string supplied from the analysis unit 12 and supplied to the agent control unit 16. The agent operation selection unit 15 of this embodiment corresponds to a symbol string robot agent operation command storage unit, a robot agent operation command search unit, and a robot agent operation command supply unit.

FIG. 8 is a diagram showing a specific example of the symbol string-robot agent operation correspondence table 152. As shown in FIG. In the symbol string-robot agent operation correspondence table 152, a robot agent operation command for operating the robot agent in association with the emotion expression symbol string shown in FIG. 2 is set. FIG. 8 shows robot agent operation commands from “operation 1” to “operation 8” set for the emotion expression symbol strings such as “happy” and “request”.

The agent control unit 16 of FIG. 7 controls the operation of the robot agent 3 connected to the mail reading device 1 according to the robot agent operation command supplied from the agent operation selection unit 15. That is, the agent control unit 16 of this embodiment corresponds to a robot agent control unit. Specifically, the agent control unit 16 controls not only the operation of the robot agent, but also the position where the robot agent operates, the operation continuation time, and the like. The operation of reading out the mail performed by the voice synthesis unit 14 is performed in the same manner as in the above-described embodiment.

Therefore, according to the e-mail reading apparatus according to the third embodiment of the present invention, the text of the e-mail is read out using the emotional voice, and the robot agent is caused to perform the emotional operation. Thus, the emotions of the e-mail sender can be transmitted to the recipient more. It should be noted that more emotions can be transmitted by generating a voice corresponding to the emotion expression symbol string to the robot agent.

[Fourth Embodiment] FIG. 9 shows a fourth embodiment of the present invention.
It is a figure showing functional composition of mail reading-out device 1C concerning an embodiment. The mail reading device 1B is configured by adding an agent operation selecting unit 15 and an agent control unit 16 to the mail reading device 1 of the first embodiment. Furthermore, as in the third embodiment, a robot agent 3 is connected.

The agent operation selecting section 15 outputs a symbol string
Screen agent operation correspondence table 151 and symbol string-
Both the robot agent operation correspondence table 152 is provided. Then, a screen agent operation command is retrieved from the symbol string-screen agent operation correspondence table 151 based on the emotion expression symbol string supplied from the analysis unit 12 and supplied to the agent control unit 16. Further, a robot agent operation command is retrieved from the symbol string-robot agent operation correspondence table 152 and supplied to the agent control unit 16.

The agent control section 16 controls the operation of the screen agent by the agent operation selecting section 1
5 and controls the operation of the robot agent in accordance with the robot agent operation command supplied from the agent operation selection unit 15. In addition,
The reading operation of the mail performed by the voice synthesizing unit 14 is performed in the same manner as in the above-described embodiment.

Therefore, according to the e-mail reading apparatus according to the third embodiment of the present invention, the text of the e-mail is read out using the emotional voice, and the emotional operation is performed by the screen agent and the robot agent. By doing so, the emotion of the e-mail sender can be transmitted to the recipient more.

A processing program (e-mail reading program) for performing the above-described processing is stored in a computer-readable recording medium such as a semiconductor memory, a magnetic disk, an optical disk, a magneto-optical disk, and a magnetic tape. It can be distributed. Also, the symbol string-
The voice synthesis parameter correspondence table 131, the symbol string-screen agent operation correspondence table 151, and the symbol string-robot agent operation correspondence table 152 are also distributed as data by storing them in these recording media. Therefore, by setting these recording media in an arbitrary computer, reading and executing the processing program and data, and performing the above-described processing, the same operation as the present invention can be obtained. As a result, the present invention can be executed on the computer. The same effect as described above can be obtained.

[0047]

As described above, according to the present invention,
Since the text of the e-mail is read aloud in a voice corresponding to the symbol string for expressing the emotion, the emotion of the e-mail sender can be conveyed to the recipient by voice.

[Brief description of the drawings]

FIG. 1 is a diagram showing a functional configuration of a mail reading device 1 according to a first embodiment of the present invention.

FIG. 2 is a diagram showing a specific example of a symbol string for emotion expression.

FIG. 3 is a diagram illustrating the operation of an analysis unit 12;

FIG. 4 is a diagram showing a specific example of a symbol string-speech synthesis parameter correspondence table 131;

FIG. 5 is a diagram showing a functional configuration of a mail reading device 1A according to a second embodiment of the present invention.

FIG. 6: Symbol string-screen agent operation correspondence table 1
FIG. 51 is a diagram showing a specific example of 51.

FIG. 7 is a diagram showing a functional configuration of a mail reading device 1B according to a third embodiment of the present invention.

FIG. 8: Symbol string-Robot agent operation correspondence table 15
FIG. 4 is a diagram illustrating a specific example of FIG.

FIG. 9 is a diagram showing a functional configuration of a mail reading device 1C according to a fourth embodiment of the present invention.

[Explanation of symbols]

 1, 1A, 1B, 1C mail reading device 2 display device 3 robot agent 11 mail download unit 12 analysis unit 13 voice parameter selection unit 14 voice synthesis unit 15 agent operation selection unit 16 agent control unit 131 symbol string-voice synthesis parameter correspondence table 151 Symbol string-screen agent operation correspondence table 152 Symbol string-robot agent operation correspondence table

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Tomoya Kosaka 3-19-2 Nishi-Shinjuku, Shinjuku-ku, Tokyo East Japan Nippon Telegraph and Telephone Corporation (72) Inventor Mio Hosoya 3-chome, Nishishinjuku, Shinjuku-ku, Tokyo 19-2 Tohoku Nippon Telegraph and Telephone Corporation (72) Inventor Shunichi Yonemura 3-19-2 Nishi-Shinjuku, Shinjuku-ku, Tokyo F-term in the Nippon Telegraph and Telephone Corporation 5D045 AA09 5E501 AA02 AA13 AB16 AC33 BA15 CA08 DA13 FA32 FA41

Claims (8)

[Claims] 1. A symbol string speech synthesis parameter storage means for storing a symbol string for emotional expression and a speech synthesis parameter for speech synthesis in association with each other, and inputting a sentence in association with the sentence. Voice synthesizing means for reading aloud with a voice corresponding to the obtained voice synthesizing parameter; e-mail text acquiring means for downloading a text of an e-mail including the symbol string stored in the symbol string voice synthesizing parameter storage means; Sentence decomposing means for decomposing into a sentence corresponding to a symbol string; speech synthesis parameter search means for searching speech synthesis parameters from the symbol string speech synthesis parameter storage means based on the symbol string corresponding to the decomposed sentence; A sentence to be supplied to the speech synthesizer in association with the decomposed sentence and a speech synthesis parameter searched based on the symbol string. E-mail read-aloud device and a voice synthesis parameter supply means. 2. A screen agent control means for controlling an operation of a screen agent displayed on a display device in accordance with a predetermined operation command, and a symbol string for expressing emotion and an operation command of the screen agent are associated with each other. A stored symbol string screen agent operation command storage means; a screen agent operation command search means for searching an operation command from the symbol string screen agent operation command storage means based on a symbol string corresponding to the decomposed sentence; 2. The electronic mail reading device according to claim 1, further comprising: a screen agent operation command supply unit that supplies the searched operation command to the screen agent control unit. 3. A robot agent control means for controlling the operation of the connected robot agent in accordance with a predetermined operation command, and a symbol string for expressing an emotion and the operation command of the robot agent are stored in association with each other. Symbol string robot agent operation command storage means; robot agent operation command retrieval means for retrieving an operation command from the symbol string robot agent operation command storage means based on a symbol string corresponding to the decomposed sentence; 3. The electronic mail reading device according to claim 1, further comprising a robot agent operation command supply unit that supplies an operation command to the robot agent control unit. 4. A sentence decomposing procedure for decomposing a sentence of a downloaded e-mail into a sentence by associating the sentence with a symbol sequence for expressing an emotion contained in the sentence, and a symbol sequence corresponding to the decomposed sentence. A speech synthesis parameter search procedure for retrieving speech synthesis parameters from speech synthesis parameters stored in advance, and a speech synthesis procedure for reading out the decomposed sentence with a speech corresponding to the searched speech synthesis parameters. How to read mail. 5. A sentence decomposing procedure for decomposing a sentence of a downloaded e-mail into a sentence by associating the sentence with a symbol sequence for expressing an emotion contained in the sentence, and a symbol sequence corresponding to the decomposed sentence. A speech synthesis parameter search procedure for retrieving speech synthesis parameters from speech synthesis parameters stored in advance, and a speech synthesis procedure for reading out the decomposed sentence with a speech corresponding to the searched speech synthesis parameters. A computer-readable recording medium on which a mail reading program is recorded. 6. A symbol string for expressing an emotion contained in a sentence of a downloaded e-mail, and a voice for reading out a sentence obtained by decomposing the sentence with a voice corresponding to the symbol string corresponding to the sentence. A computer-readable recording medium in which at least a combination parameter is recorded in association with the combination parameter. 7. A computer-readable computer that stores at least a symbol string for emotional expression included in a sentence of a downloaded e-mail and an operation command for operating a screen agent in accordance with the symbol string. Possible recording medium. 8. A computer in which at least a symbol string for emotional expression included in a sentence of a downloaded electronic mail and an operation command for operating a robot agent in accordance with the symbol string are recorded in association with each other. A readable recording medium.