Minutes taking system, minutes taking method, and program product therefor

Abstract

A minutes taking system includes a change detection portion that detects a change of a displayed image for a description object out of displayed images that are a plurality of stream images serving as information displayed in a conference, a separation detection portion that detects a separation temporally separates a content of the displayed image; and an extraction portion that extracts a recorded time segment to be recorded as minutes information composing a minutes, on the basis of a change time when the change detection portion detects the change of the displayed image for the description object and a separation time when the separation detection portion detects the separation according to the plurality of streams.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

Embodiments of the present invention will be described in detail based on the following figures, wherein:

FIG. 1 is a structural diagram of a minutes taking system in accordance with an exemplary embodiment of the invention;

FIG. 2 is a diagram for explaining a structure of an acquisition apparatus;

FIG. 3 is a diagram explaining necessity of complementing a change time;

FIG. 4 is a flowchart showing average complementary processing executed by an extraction section;

FIG. 5 is an example for explaining a relation between a complemented change time and a change time/a separation time;

FIG. 6 is another example for explaining a relation between a complemented change time and a change time/a separation time;

FIG. 7 is still another example for explaining a relation between a complemented change time and a change time/a separation time;

FIG. 8 is a flowchart showing a deviation rate complementary processing executed by the extraction section;

FIG. 9 is a diagram for explaining a relation between a complemented change time and a separation time;

FIG. 10 is a diagram for explaining another relation between a complemented change time and a separation time;

FIG. 11 is a flowchart showing virtual slide creation control processing;

FIG. 12 is a diagram for explaining a concept of the virtual slide creation processing;

FIG. 13 is a flowchart showing the virtual slide creation processing executed by an extraction section 150;

FIG. 14 is a partial enlarged diagram explaining change segment 112 shown in FIG. 13;

FIG. 15 is a flowchart showing input change complementary processing executed by the extraction section 150;

FIG. 16 is a flowchart showing recorded time segment extraction processing executed by the extraction section 150;

FIG. 17 is a diagram for explaining a relation among a tentative recorded time segment, a recorded time segment, and a slide segment;

FIG. 18 is a diagram for explaining another relation among a tentative recorded time segment, a recorded time segment, and a slide segment; and

FIG. 19 is a structural diagram of a minutes taking system in accordance with another exemplary embodiment of the invention.

Claims

1. A minutes taking system comprising: a change detection portion that detects a change of a displayed image for a description object out of displayed images that are a plurality of stream images serving as information displayed in a conference:a separation detection portion that detects a separation temporally separates a content of the displayed image; andan extraction portion that extracts a recorded time segment to be recorded as minutes information composing a minutes, on the basis of a change time when the change detection portion detects the change of the displayed image for the description object and a separation time when the separation detection portion detects the separation according to the plurality of streams.

2. The minutes taking system according to claim 1, wherein the extraction portion extracts the recorded time segment which is separated by a complemented change time as a change time obtained by complementing the change time based on the separation time.

3. The minutes taking system according to claim 2, wherein the complemented change time is a time that satisfies Expression 1, T=(Tmin+Tmax)/2,  (Expression 1)

4. The minutes taking system according to claim 2, wherein the complemented change time is a time that satisfies Expression 2, T=Tf1df<dtdf=|TC−Tf1|/|Tf1−Tf0|dt=|TC−Tt0|/|Tt1−Tt0|,  (Expression 2)

5. The minutes taking system according to claim 2, wherein the complemented change time is a time that satisfies Expression 3, T−Tt0df>=dtdf=|TC−Tf1|/|Tf1−Tf0|dt=|TC−Tt0|/|Tt1−Tt0|  (Expression 3)

6. The minutes taking system according to claim 1, wherein the extraction portion extracts the recorded time segment that is separated on the basis of the separation time.

7. The minutes taking system according to claim 1, wherein: the displayed image includes slide data displayed in the conference; andthe separation detection portion detects a change time of displaying the slide data as a separation time.

8. The minutes taking system according to claim 1 further comprising: a slide data acquisition portion that acquires the slide data used in the conference, the slide data being included in the displayed image; andan accumulation portion that accumulates the minutes information recording the recorded time segment extracted by the extraction portion, and the slide data which is acquired by the slide data acquisition portion and which has been displayed in the recorded time segment extracted by the extraction portion in association with each other.

9. The minutes taking system according to claim 1 further comprising: a sound pick-up portion that picks up sound in the conference; andan accumulation portion that accumulates the minutes information recording the recorded time segment extracted by the extraction portion and the sound picked up by the pick-up portion in the recorded time segment extracted by the extraction portion in association with each other.

10. The minutes taking system according to claim 1 further comprising: a capturing portion that shoots an image in the conference; andan accumulation portion that accumulates the minutes information recording the recorded time segment extracted by the extraction portion and the image captured by the capturing portion in the recorded time segment extracted by the extraction portion in association with each other.

11. The minutes taking system according to claim 8 further comprising a sound pick-up portion that picks up sound in the conference, wherein the accumulation portion also accumulates the sound picked up by the pick-up portion in the recorded time segment extracted by the extraction portion in association with each other.

12. The minutes taking system according to claim 11 further comprising a capturing portion that shoots an image in the conference, wherein the accumulation portion also accumulates the image captured by the capturing portion in the recorded time segment extracted by the extraction portion in association with each other.

13. The minutes taking system according to claim 12 further comprising: a delivery minutes taking portion that takes a delivery minutes composed of minutes information for a delivery object out of the minutes information composing the minutes accumulated by the accumulation portion; anda delivery portion that delivers the delivery minutes taken by the delivery minutes taking portion.

14. The minutes taking system according to claim 12, wherein the delivery minutes delivered by the delivery portion has a link accessible to one or more of a displayed image, picked-up sound, and a captured image which are accumulated in the accumulation portion in association with a recorded time segment to be recorded as the minutes information composing the delivery minutes.

15. The minutes taking system according to claim 1 further comprising: a delivery minutes taking portion that takes a delivery minutes composed of minutes information for a delivery object out of the minutes information composing the minutes accumulated by the accumulation portion; anda delivery portion that delivers the delivery minutes taken by the delivery minutes taking portion.

16. The minutes taking system according to claim 1, wherein: the displayed images that are a plurality of stream images are image data of the plurality of streams to be displayed on a plurality of display screens; andthe displayed images are individual slides.

17. The minutes taking system according to claim 1, wherein: the displayed images that are a plurality of stream images are image data of the plurality of streams to be projected on a plurality of display screens, andthe displayed images are individually projected slides.

18. A minutes taking method comprising: detecting a change of a display object of displayed images serving as information displayed in a conference;detecting a separation time temporally separating a content of the displayed image; andextracting a recorded time segment to be recorded as minutes information composing a minutes, on the basis of a detected change time and the detected separation time.

19. A computer readable medium storing a program causing a computer to execute a process for minutes taking, the process comprising: detecting a change of a display object of displayed images serving as information displayed in a conference:detecting a separation time temporally separating a content of the displayed image; andextracting a recorded time segment to be recorded as minutes information composing a minutes, on the basis of a detected change time and the detected separation time.