Method and apparatus for generating merged media program metadata

• US 8,661,017 B2
• Filed: 02/29/2012
• Issued: 02/25/2014
• Est. Priority Date: 12/31/2008
• Status: Active Grant

• Current Assignee: Hulu LLC (The Walt Disney Company)
• Original Assignee: Hulu LLC (The Walt Disney Company)
• Inventors: Wang, Zhibing, Tang, Yizhe, Chang, Qian, Yang, Ting-hao
• Primary Examiner(s): Breene, John
• Assistant Examiner(s): Myint, Dennis
• Application Number:
  US13/408,969
• Publication Number:
  US 20120209827A1
• Time in Patent Office: 727 Days
• Field of Search: 707/7, 707/708, 707/728, 707/731, 707/738, 707/717
• US Class Current: 707/708
• CPC Class Codes: G06F 16/48 Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually

Abstract

A method, apparatus, article of manufacture for generating a media program database having a plurality of media programs is disclosed. In one embodiment, the method is comprises the steps of receiving first media program metadata from a first source, searching the Internet to find second media program metadata from a second source distinct from the first source, determining if the first media program metadata and the second media program metadata are associated with the same media program, merging the first media program metadata and the second media program metadata if the first media program metadata and the second media program metadata are associated with the same media program, and storing the merged first media program metadata and second media program metadata in the media program database.

Claims

1. A method of generating a media program database having a plurality of media programs, comprising:

receiving first media program metadata from a first source;

receiving second media program metadata from a second source distinct from the first source;

comparing one or more sections in a first set of sections of the first media program metadata with one or more sections in a second set of sections of the second media program metadata;

assigning a level indicating a confidence that the first media program metadata and the second media program metadata are associated with a same media program based on the comparing, wherein matches in different sections are weighted differently to determine the level;

determining the first media program metadata and the second media program metadata are associated with the same media program and the first media program metadata and the second media program metadata can be merged if the level is above a threshold;

merging the first media program metadata and the second media program metadata if the first media program metadata and the second media program metadata are associated with the same media program; and

storing the merged first media program metadata and second media program metadata in the media program database.

2. The method of claim 1, wherein receiving first media program metadata from the first source comprises receiving a media program and the first media program metadata from a media program provider.

3. The method of claim 1, wherein:

receiving the first media program metadata from the first source comprises webcrawling the Internet to find the first media program metadata from the first source; and

receiving the second media program metadata from the second source distinct from the first source comprises webcrawling the Internet to find second media program metadata from the second source.

4. The method of claim 1, wherein the second source has a different domain name than the first source.

5. The method of claim 1, further comprising purging the first media program metadata and the second media program metadata to normalize titles.

6. The method of claim 1, wherein comparing comprises:

determining if the first media program metadata and the second media program metadata are associated with a media program at a same uniform resource locator (URL).

7. The method of claim 6, wherein:

the first set of sections include first show name data and first title data and the second set of sections include second show name data and second title data; and

comparing comprises;

determining if the first show name data matches the second show name data;

determining if the first title data matches the second title data; and

determining that the first media program metadata and the second media program metadata are associated with the same media program if the first show name data matches the second show name data and the first title data matches the second title data.

8. The method of claim 7, wherein:

the first set of sections include first show name data, first season data and first episode data and the second set of sections include second show name data, second season data and second episode data; and

comparing comprises;

determining if the first show name data matches the second show name data;

determining if the first season data matches the second season data and the first episode data matches the second episode data; and

determining that the first media program metadata and the second media program metadata are associated with the same media program if the first show name data matches the second show name data and the first season data matches the second season data and the first episode data matches the second episode data.

9. The method of claim 8, wherein:

the first set of sections include includes first show name data and first video signature data and the second set of sections include includes second show name data and second video signature data; and

comparing comprises;

determining if the first show name data matches the second show name data;

determining if the first video signature data matches the second video signature data; and

determining that the first media program metadata data and the second media program metadata are associated with the same media program if the first show name data matches the second show name data and the first video signature data matches the second video signature data.

10. The method of claim 1, wherein:

the merged first media program metadata and second media program metadata comprises a show name and a performer name; and

the method further comprises;

accepting a search request from a user, the search request comprising a search value;

searching the media program database for a database parameter having the search value;

determining if the search value is correlated to a show name stored in the media program database;

if the search value is correlated to the show name stored in the media program database, returning a first search result comprising only media programs associated with the show name;

if the search value is not correlated to a show name, determining if the search value is correlated to a performer name stored in the media program database;

if the search value is correlated to a performer name stored in the media program database, returning a second search result comprising only media programs associated with the performer name; and

if the search value is not correlated with the show name and not correlated with the performer, returning a third search result comprising all media programs associated with the search value.

11. The method of claim 10, wherein:

determining if the search value is correlated to a show name stored in the program database is performed by term proximity or abbreviation; and

determining if the search value is correlated to a performer name stored in the program database is performed by term proximity or abbreviation.

12. The method of claim 10, wherein:

determining if the search value is correlated to a show name stored in the program database comprises identifying the search value and the show name as correlated if user-selected results from a previous search value correlate with user-selected results from the show name; and

determining if the search value is correlated to a performer stored in the program database comprises identifying the search value and the performer name as correlated if user-selected results from a previous search value correlate with user-selected results from the performer name.

13. The method of claim 10, wherein:

the merged first and second media program metadata comprises a show name, season and episode, a video quality and popularity;

the returned first search result is ordered by season and episode number; and

the returned second search result is ordered by video quality and popularity.

14. The method of claim 1, wherein:

comparing comprises;

comparing sections in the first set of sections and the second set of sections to determine a match of a section to end the comparing of the sections; and

assigning the level based on which section was determined to match and a quality of the match.

15. The method of claim 14, wherein:

sections in the first set of sections and the second set of sections include a show name, a title, season information, episode information, and a video signature, and

comparing comprises comparing at least a portion of the show name, the title, the season information, the episode information, and the video signature until a match indicating the first media program metadata and the second media program metadata are associated with the same media program is determined.

16. The method of claim 14, wherein:

sections in the first set of sections and the second set of sections include a plurality of different sections that are compared in a determined order, and

wherein the level assigned depends on which section in the plurality of different sections is determined to match.

17. The method of claim 1, wherein:

sections in the first set of sections and the second set of sections include a show name, a title, season information, episode information, and a video signature, and

comparing comprises comparing at least a portion of the show name, the title, the season information, the episode information, and the video signature until a match indicating the first media program metadata and the second media program metadata are associated with the same media program is determined.

18. The method of claim 1, wherein:

sections in the first set of sections and the second set of sections include a plurality of different sections that are compared in a determined order, and

wherein the level assigned depends on which section in the plurality of different sections is determined to match.

19. An apparatus configured to generate a media program database having a plurality of media programs, the apparatus comprising:

one or more computer processors; and

a computer-readable storage medium comprising instructions for controlling the one or more computer processors to be operable to;

receive first media program metadata from a first source;

receive second media program metadata from a second source distinct from the first source;

compare one or more sections in a first set of sections of the first media program metadata with one or more sections in a second set of sections of the second media program metadata, wherein matches in different sections are weighted differently to determine the level;

assign a level indicating a confidence that the first media program metadata and the second media program metadata are associated with a same media program based on the comparison;

determine the first media program metadata and the second media program metadata are associated with the same media program and the first media program metadata and the second media program metadata can be merged if the level is above a threshold;

merge the first media program metadata and the second media program metadata if the first media program metadata and the second media program metadata are associated with the same media program; and

store the merged first media program metadata and second media program metadata in the media program database.

20. The apparatus of claim 19, wherein receive first media program metadata from the first source comprises receive a media program and the first media program metadata from a media program provider.

21. The apparatus of claim 19, wherein:

receive the first media program metadata from the first source comprises webcrawling the Internet to find first media program metadata from the first source; and

receive the second media program metadata from the second source distinct from the first source comprises webcrawling the Internet to find second media program metadata from the second source.

22. The apparatus of claim 19, wherein the second source has a different domain name than the first source.

23. The apparatus of claim 19, further comprising purge the first media program metadata and the second media program metadata to normalize titles.

24. The apparatus of claim 19, wherein compare comprises:

determine if the first media program metadata and the second media program metadata are associated with a media program at a same uniform resource locator (URL).

25. The apparatus of claim 24, wherein:

the first set of sections include first show name data and first title data and the second set of sections include second show name data and second title data; and

compare comprises;

determine if the first show name data matches the second show name data;

determine if the first title data matches the second title data; and

determine that the first media program metadata and the second media program metadata are associated with the same media program if the first show name data matches the second show name data and the first title data matches the second title data.

26. The apparatus of claim 25, wherein:

the first set of sections include first show name data, first season data and first episode data and the second set of sections include second show name data, second season data and second episode data; and

compare comprises;

determine if the first show name data matches the second show name data;

determine if the first season data matches the second season data and the first episode data matches the second episode data; and

determine that the first media program metadata and the second media program metadata are associated with the same media program if the first show name data matches the second show name data and the first season data matches the second season data and the first episode data matches the second episode data.

27. The apparatus of claim 26, wherein:

the first set of sections include first show name data and first video signature data and the second set of sections include second show name data and second video signature data; and

compare comprises;

determine if the first show name data matches the second show name data;

determine if the first video signature data matches the second video signature data; and

determine that the first media program metadata and the second media program metadata are associated with the same media program if the first show name data matches the second show name data and the first video signature data matches the second video signature data.

28. The apparatus of claim 19, wherein:

the merged first media program metadata and second media program metadata comprises a show name and a performer name; and

the apparatus further comprises;

accept a search request from a user, the search request comprising a search value;

search the media program database for a database parameter having the search value;

determine if the search value is correlated to a show name stored in the media program database;

return a first search result comprising only media programs associated with the show name if the search value is correlated to the show name stored in the media program database;

determine if the search value is correlated to a performer name stored in the media program database if the search value is not correlated to a show name;

return a second search result comprising only media programs associated with the performer name if the search value is correlated to a performer name stored in the media program database; and

return a third search result comprising all media programs associated with the search value if the search value is not correlated with the show name and not correlated with the performer.

29. The apparatus of claim 28, wherein:

determine if the search value is correlated to a show name stored in the program database comprises determine term proximity or abbreviation; and

determine if the search value is correlated to a performer name stored in the program database comprises determine term proximity or abbreviation.

30. The apparatus of claim 28, wherein:

determine if the search value is correlated to a show name stored in the program database comprises identify the search value and the show name as correlated if user-selected results from a previous search value correlate with user-selected results from the show name; and

determine if the search value is correlated to a performer stored in the program database comprises identify the search value and the performer name as correlated if user-selected results from a previous search value correlate with user-selected results from the performer name.

31. The apparatus of claim 28, wherein:

the merged first and second media program metadata comprises a show name, season and episode, a video quality and popularity;

the returned first search result ordered by season and episode number; and

the returned second search result is ordered by video quality and popularity.

32. The apparatus of claim 19, wherein:

compare comprises;

compare sections in the first set of sections and the second set of sections to determine a match of a section to end the comparing of the sections; and

assign the level based on which section was determined to match and a quality of the match.

33. A non-transitory computer-readable storage medium containing instructions for generating a media program database having a plurality of media programs, the instructions for controlling a computer system to be operable to:

receive first media program metadata from a first source;

search the Internet to find second media program metadata from a second source distinct from the first source;

compare one or more sections in a first set of sections of the first media program metadata with one or more sections in a second set of sections of the second media program metadata;

assign a level indicating a confidence that the first media program metadata and the second media program metadata are associated with a same media program based on the comparison, wherein matches in different sections are weighted differently to determine the level;

determine the first media program metadata and the second media program metadata are associated with the same media program and the first media program metadata and the second media program metadata can be merged if the level is above a threshold;

merge the first media program metadata and the second media program metadata if the first media program metadata and the second media program metadata are associated with the same media program; and

store the merged first media program metadata and second media program metadata in the media program database.