nomao: data analysis for personalized local search
DESCRIPTION
Material presented at the EC FET Open project NADINE review (2013), Université Paul Sabatier, Toulouse, France. Institution: NomaoTRANSCRIPT
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Data analysis for personalized local search
Estelle DelpechChief Science Officer
EC FET Open project NADINE reviewUniversite Paul Sabatier
14th november 2013
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Plan
1. Nomao : book of good places (between friends)
2. Data analysis @ nomao
3. Ongoing projects
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Nomaobook of good places (between friends)
www.nomao.com
4 Web and mobile applications4 Find, keep and share good places
(restaurants, bars, shopping,doctors...)
4 Personalized search :recommendation, geolocation
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Web application
4 Off-line user : e-reputation4 On-line user (FB) :
recommendation– places that matches your
tastes– places recommended by
your friends
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Mobile application
4 E-reputation4 Recommendation4 Geolocation-based search4 Augmented reality
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Nomao
2007 creation2010 acquired by
Ebuzzing2012 3 M visits / day
4 Toulouse / Paris / Evreux /Nantes / Chartres...
4 10 employees4 Business model :
premium-rate numbers
⇒ ECML, EGC, TALN, INFORSID, VSST, ICEIS, IEEE TNNLS ...⇒ http://www.nomao.com/labs
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Plan
1. Nomao : book of good places (between friends)
2. Data analysis @ nomao
3. Ongoing projects
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Data analysis @ nomao
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Data analysis @ nomao
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Data analysis @ nomao
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Data analysis @ nomao
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Places database creation
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Places database creation
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Data extraction
SOURCE 1
NAME : Les Caves de La MarechaleTAGS : restaurantADDRESS :[
street :city : Toulouse
]COMMENTS :[
rating : 4text : ”I enjoyed most of the...”
]
SOURCE 2
NAME : Caves de La Marechale SARLTAGS : frenchADDRESS :[
street : Rue Jules Chalandecity : Toulouse
]COMMENTS :[
rating : 2text : ”Didn’t really liked the...”
]
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Data integration
PLACE #5237890NAME : Les Caves de La MarechaleTAGS : restaurant, french
ADDRESS :
[street : Rue Jules Chalandecity : Toulouse
]COMMENTS :
[rating : 4, text : ”I enjoyed most of the...”rating : 2, text : ”Didn’t really like the...”
]
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Data analysis
PLACE #5237890
NAME : Les Caves de La MarechaleTAGS : restaurant, frenchCATEGORY : eating > restaurant > european > french
ADDRESS :
[street : Rue Jules Chalandecity : Toulouse
]SUBWAY :
[station : Capitole,distance : 304mstation : Esquirol,distance : 192m
]COMMENTS :
[rating : 4, text : ”I enjoyed most of the...”rating : 2, text : ”Didn’t really like the...”
]POSITIVE FEATURES :
[SERVICE : great staffDISHES : delicious chocolate cake
]E-REPUTATION : 79%
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Generated content
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Natural language description (translation)
RESTAURANT LES CAVES DE LA MARECHALE A TOULOUSE
The restaurant Les Caves de La Marechale in Toulouse invitesyou to enjoy the best specialties of South-West France. Thisrestaurant is located Rue Jules Chalande in Toulouse. Esquirolor Capitole are the closest subway stations to the restaurant.You will have the possibility to enjoy an elegant atmosphere.At Les Caves de La Marechale, credit card payment isaccepted. Close to Les Caves de La Marechale, you will findthe restaurant CAMUZET Georges Jean Andre, the restaurantLa Corde, the restaurant BMA and the restaurant Le PetitLord.
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Places recommendation
E-reputation sentiment analysis + ratingsAffinity between place and user
4 collaborative filtering : places liked by peoplewho like the same places as the user
4 descriptive profiling : places that have thesame tags as the places liked by the user
Social recommendation places liked by the user’s friends
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Places recommendation
E-reputation sentiment analysis + ratings
Affinity between place and user
4 collaborative filtering : places liked by peoplewho like the same places as the user
4 descriptive profiling : places that have thesame tags as the places liked by the user
Social recommendation places liked by the user’s friends
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Places recommendation
E-reputation sentiment analysis + ratingsAffinity between place and user
4 collaborative filtering : places liked by peoplewho like the same places as the user
4 descriptive profiling : places that have thesame tags as the places liked by the user
Social recommendation places liked by the user’s friends
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Places recommendation
E-reputation sentiment analysis + ratingsAffinity between place and user
4 collaborative filtering : places liked by peoplewho like the same places as the user
4 descriptive profiling : places that have thesame tags as the places liked by the user
Social recommendation places liked by the user’s friends
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Places recommendation
E-reputation sentiment analysis + ratingsAffinity between place and user
4 collaborative filtering : places liked by peoplewho like the same places as the user
4 descriptive profiling : places that have thesame tags as the places liked by the user
Social recommendation places liked by the user’s friends
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Places recommendation
E-reputation sentiment analysis + ratingsAffinity between place and user
4 collaborative filtering : places liked by peoplewho like the same places as the user
4 descriptive profiling : places that have thesame tags as the places liked by the user
Social recommendation places liked by the user’s friends
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Search and ranking
Multi-criteria ranking :
4 Query ↔ place similarity4 Geographical proximity4 Content quality4 E-reputation4 Affinity between place and user4 Social recommendation
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Search and ranking
Multi-criteria ranking :
4 Query ↔ place similarity4 Geographical proximity4 Content quality4 E-reputation4 Affinity between place and user4 Social recommendation
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Search and ranking
Multi-criteria ranking :4 Query ↔ place similarity
4 Geographical proximity4 Content quality4 E-reputation4 Affinity between place and user4 Social recommendation
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Search and ranking
Multi-criteria ranking :4 Query ↔ place similarity4 Geographical proximity
4 Content quality4 E-reputation4 Affinity between place and user4 Social recommendation
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Search and ranking
Multi-criteria ranking :4 Query ↔ place similarity4 Geographical proximity4 Content quality
4 E-reputation4 Affinity between place and user4 Social recommendation
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Search and ranking
Multi-criteria ranking :4 Query ↔ place similarity4 Geographical proximity4 Content quality4 E-reputation
4 Affinity between place and user4 Social recommendation
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Search and ranking
Multi-criteria ranking :4 Query ↔ place similarity4 Geographical proximity4 Content quality4 E-reputation4 Affinity between place and user
4 Social recommendation
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Search and ranking
Multi-criteria ranking :4 Query ↔ place similarity4 Geographical proximity4 Content quality4 E-reputation4 Affinity between place and user4 Social recommendation
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Plan
1. Nomao : book of good places (between friends)
2. Data analysis @ nomao
3. Ongoing projects
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Ongoing projects
Learning-to-rank ranking model learnt from users’ actions (Ph.D. thesis)
Data fusionsource A → 05.61.23.89.88source B → 05.62.48.33.90which no is right ?
Text mining Name, address, phone number, etc. could bedirectly extracted from the businesses websites
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Ongoing projects
Learning-to-rank ranking model learnt from users’ actions (Ph.D. thesis)
Data fusionsource A → 05.61.23.89.88source B → 05.62.48.33.90which no is right ?
Text mining Name, address, phone number, etc. could bedirectly extracted from the businesses websites
14 / 15
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Ongoing projects
Learning-to-rank ranking model learnt from users’ actions (Ph.D. thesis)
Data fusionsource A → 05.61.23.89.88source B → 05.62.48.33.90which no is right ?
Text mining Name, address, phone number, etc. could bedirectly extracted from the businesses websites
14 / 15
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Ongoing projects
Learning-to-rank ranking model learnt from users’ actions (Ph.D. thesis)
Data fusionsource A → 05.61.23.89.88source B → 05.62.48.33.90which no is right ?
Text mining Name, address, phone number, etc. could bedirectly extracted from the businesses websites
14 / 15
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