1. Welcome

2. “Comics” Is Hard:
Domain Modeling Challenges
Ben Scofield – Viget Labs

3. #?forben

4. Modeling
#?forben
flickr: bunchofpants

5. Crowdsourcing
#?forben

7. flickr: ropesandpulleys

9. flickr: paopix

13. person rating rater

14. just because you can
doesn’t mean you should
http://thisisindexed.com/2009/02/just-because-you-can-doesnt-mean-you-should/

15. just because you can
doesn’t mean you should
http://thisisindexed.com/2009/02/just-because-you-can-doesnt-mean-you-should/

16. just because you can
doesn’t mean you should
http://thisisindexed.com/2009/02/just-because-you-can-doesnt-mean-you-should/

17. person rating

18. person
avg / # ratings

19. The Challenge
Deciding what to model

20. Biology
#?forben

21. Linnean taxonomy

22. Kingdom
Phylum
Class
Order
Family
Genus
Species
flickr: pandiyan

23. Animalia
Chordata
Mammalia
Carnivora
Felidae
Panthera
tigris
flickr: pandiyan

24. kingdom phylum class
genus family order
species organism

25. Problem
The levels are imaginary

26. subphylum
kingdom phylum class
superclass subclass
subfamily suborder
superorder
genus family order
subgenus superfamily
subspecies
species organism
variety

27. subphylum
kingdom phylum class
?
superclass subclass
subfamily suborder
superorder
genus family order
subgenus superfamily
subspecies
species organism
variety

28. subspecies
taxon taxon taxon species organism
variety

29. Species
flickr: cpurrin1

30. Reproductive Isolation
flickr: superciliousness

31. Reproductive Isolation
flickr: superciliousness

32. flickr: jassen

35. flickr: niznoz

36. Numerical taxonomy

37. Cladistics

38. taxon clade taxon organism

39. Problem
Cladistics is historical and
counter-intuitive

40. flickr: goellnitz

41. flickr: goellnitz
pcoin

42. The Challenge
Unclear, imprecise domain

43. comics
#?forben

44. publisher title issue

46. publisher imprint title
issue

48. publisher imprint title
issue volume

53. publisher imprint title
issue volume
trade

60. publisher imprint title
issue volume
variant trade

65. name
publisher imprint title
issue volume
variant trade

71. name
publisher imprint title
?
issue
nested set?
volume
variant trade

72. “Experience CIVIL WAR and its major tie-ins
from CIVIL WAR: FRONT LINE and
FANTASTIC FOUR in chronological order! ...”

74. name
??
publisher imprint title
issue
storyline volume
nested set?
variant trade

77. imprint
publisher title name
storyline
@#&*! issue
nested set?
volume
variant trade

78. science fiction
noir horror
genres?
independent
Martial Arts
historical
Pirate superhero

79. imprint publisher
@#&*!
title name
genre
issue
volume
nested set?
storyline variant trade

80. The Challenge
Complete insanity

81. Alternatives
databases unite!
#?forben
flickr: ikhnaton2

82. http://thisisindexed.com/2009/02/just-because-you-can-doesnt-mean-you-should/

83. Key-Value
#?forben

84. Redis Tokyo Cabinet
Project Voldemort
Cassandra*

85. require quot;rubygemsquot;
require quot;tokyocabinetquot;
include TokyoCabinet
bdb = BDB::new # B-Tree database; keys may have multiple values
bdb.open(quot;casket.bdbquot;, BDB::OWRITER | BDB::OCREAT)
# store records in the database, allowing duplicates
bdb.putdup(quot;key1quot;, quot;value1quot;)
bdb.putdup(quot;key1quot;, quot;value2quot;)
bdb.put(quot;key2quot;, quot;value3quot;)
bdb.put(quot;key3quot;, quot;value4quot;)
# retrieve all values
p bdb.getlist(quot;key1quot;)
# => [quot;value1quot;, quot;value2quot;]
# range query, find all matching keys
p bdb.range(quot;key1quot;, true, quot;key3quot;, true)
# => [quot;key1quot;, quot;key2quot;, quot;key3quot;]
http://www.igvita.com/2009/02/13/tokyo-cabinet-beyond-key-value-store/

86. Crowdsourcing x
Biology x
Comics x

87. Document
#?forben

89. {
'name':'Ben Scofield',
'adjective':'awesomesauce'
}
{
'name':'Magic Pony',
'description':'It is a *lie*!'
}

90. HTTP

91. Crowdsourcing ✓
Biology ✓
Comics x

92. {
'name':'Ben Scofield',
'image’:‘http://whatevs.com/ben.jpg',
‘average_rating’:‘4.667’,
‘number_of_ratings’:’3’
}

93. {
'kingdom':'Animalia',
‘phylum’:‘Chordata’,
‘subphylum’:‘Vertebrata’,
‘class’:‘Mammalia’,
‘subclass’:‘Eutheria’,
‘order’:‘Carnivora’,
‘family’:‘Felidae’,
‘subfamily’:‘Panthernae’,
‘genus’:‘Pantera’,
‘species’:‘tigris’,
‘name’:‘Wanda’
}

94. Graph
#?forben

95. AllegroGraph
Java Java / Lisp

96. http://neotechnology.com/why-neo

97. http://markorodriguez.com/Lectures_files/risk-symposium2009.pdf

98. flickr: 9948354@N08

99. Crowdsourcing x
Biology ✓
Comics ✓

100. Animalia
...
Felidae
subfamilyof
genusof Panthernae
genusof
Panthera
speciesof
tigris
member
001
age name weight
3 Wanda 300

101. Animalia
...
Felidae
subfamilyof
genusof Panthernae
genusof
Panthera
species speciesof
type
tigris
010
name
tigris member
001
age name weight
3 Wanda 300

102. Group IV
orderof
Picornavirales
familyof
Picornaviridae
genusof
Rhinovirus
speciesof
human
rhinovirus A
member
002

103. class Mammalia Group IV group
orderof orderof
Carnivora Picornavirales
familyof familyof
Felidae Picornaviridae
subfamilyof
Panthernae genusof genusof
genusof
Panthera Rhinovirus
speciesof speciesof
human
tigris
rhinovirus A
member member
001 002

104. DC
imprintof
titleof DC Universe
Green titleof
001
Lantern nameof
genreof
volumeof genreof
Volume 1 Sci Fi
Superhero
genreof
issueof genreof
002 precedes Issue #2
number coverof
#1 003

105. Hybrid Solutions
#?forben
flickr: joriel

106. Configuration ✓
Caching ✓
Translations ✓

109. post
tag
document id
{
'title':'Post Title'
'content':'Hello!'
'comments':[quot;First!quot;]
}

110. http://www.speakerrate.com/talks/1169
Thank You
ben scofield - @bscofield - http://www.viget.com/extend - http://www.speakerrate.com/bscofield