1 Seminars on Ubiquitous Computing and Mobile Computing, Chair for Pervasive Computing Systems What smartphone interaction reveals about your personality, sociability and sentiment Max Vogler – 16.03.2016
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Seminars on Ubiquitous Computing and Mobile Computing, Chair for Pervasive Computing Systems
What smartphone interaction reveals about your personality, sociability and sentimentMax Vogler – 16.03.2016
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Overview1. Introduction
A revolution in computing & communication
2. FundamentalsPersonality, Sociability, Sentiment
3. AnalysisMessaging, Telephony, Social Media, Apps
4. SummaryPresent, Future
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015
SMS WhatsApp
Introduction: 1992
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
“Merry Christmas” – the first SMS was sent
Kickstart of a global communications revolution
In 2015, every day…12b SMS are sent [40]30b WhatsApp messages are sent [40]32 min. of average WhatsApp usage [33]
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2008 2009 2010 2011 2012 2013 2014 2015
Introduction: 2004Facebook, the now largest social network, was founded.
Diverse usage possibilitiesshare intimate moments, political discussions, …
In 2015, 1.6b people use Facebook every month [33]
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
1.6b
0.1b
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2008 2009 2010 2011 2012 2013 2014 2015
Introduction: 2008Android and iPhone devices are commercially available
Paradigm changesTouch screen, Apps, Cloud
In 2015, 1.4b smartphones were sold [15]
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
1.4b
0.1b
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Introduction: TodaySmartphones are the central medium for communication, entertainment and productivity
Daily usage mean: 2.7 hours [33]1 in 3 use it before going to sleep or after waking up [33]
Ideal source of information for psychoinformatics [42]
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
Always on Always in pocket
Always connected
Diversity of use cases
Variety of sensors
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Fundamentals
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Fundamentals
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
Personalitymajor character traitsstable over years
Sentimentemotions, feelingschanges over time
[21,25]
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Fundamentals: Personality
Extraversion
Agreeableness
Conscientiousness
Neuroticism
Openness
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
Goldberg’s Five Factor Model [9,18,37]
school attendancegambling behaviorleadership behaviorjob performanceparticipation in sportsjob satisfactionprofessional successromantic relationships… [16]
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Fundamentals: PersonalityNarcissism [26]inflated, unrealistic positive self-view
Self-esteem [31]self-evaluation of a one’s worth
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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Fundamentals: SociabilityEgocentric network diversity [17]
Dense: one’s friends are friends with each other
Sparse: few connections between one’s friends
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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Fundamentals: SentimentGood or bad mood [27]
Loneliness [36]absence of satisfying social relationships
Social anxiety [36]fear of not making a positive impression on others
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
Social anxiety
Loneliness
Mood
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Analysis
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Analysis
Smartphone interaction
log
Personalityassessment
Correlations between
smartphone interaction & personality
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
App usageCall log MessagesFacebook activity…
I see myself as someone who …2 is reserved 4 is generally trusting3 tends to be lazy
… [34]
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Analysis: Personality InventoriesQuestionnaires, ranging from 10 to 240 items [34]Reliability up to 91% [2]
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
[34]
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Analysis: MessagingFundamental: Emoji substitute missing channels [12,28]Used to clarify opaque intentions
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
We need to talk in 5min
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Analysis: MessagingFundamental: Emoji substitute missing channels [12,28]Used to clarify opaque intentions
Positive emoji reflect positive mood
Negative emoji reflect negative mood
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
We need to talk in 5min
We need to talk in 5min
We need to talk in 5min
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Analysis: MessagingDuration of daily messenger use (average: 32 min.) [9,33]
Extraversion, NeuroticismConscientiousness, Agreeableness
Possible reasons:IM are useful for highly communicative peopleDutiful people have less motivation for IM usePeople in arguments take more time to prepare IM
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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Analysis: TelephonyNumber of calls with unique contacts [8,36]
Agreeableness, Extraversion Conscientiousness
Preference of telephony over messaging [8,36]Extraversion, Loneliness Social Anxiety
Possible reasonsTelephony correlates to pleasantnessLonely people fill a gap with voice callsSocially anxious people don’t dare to call
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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Analysis: Social MediaFundamental: Social media profiles represent real personality, not idealized self [3]
Usage frequency of social media (average: 15 min.) [29]Extraversion, Neuroticism, Openness
Possible reasons:Extraverted people use SN for socializingNeurotic people use SN to seek attention & gossipOpen people use SN to find and share information
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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Analysis: Social MediaSparse egocentric network [17]
Extraversion, Openness
High friend count [29]Extraversion, Narcissism
Possible reasons:Extraverts make friends easilyDiverse interests create a sparse egocentric networkNarcissists accept strangers to expand their audience
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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Analysis: Social MediaIncreased number of posts about romantic partners [29]
Social Anxiety
Posts contain images of diet plans or exercise routinesNarcissism [29]
Possible reasons:Vulnerable people try to strengthen their relationshipsNarcissists try to gain validation for their self view
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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Analysis: Social MediaPosts containing “hear”, “see”, “feel” [16]
Neuroticism Conscientiousness
Posts containing “will”, “gonna”, “never”, “should” [16]Conscientiousness
Possible reasons:Neurotic people use social media for personal dramasConscientious people do not post about gossipConscientious people do not post vague statements
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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Analysis: Social MediaPosts containing “mate”, “child”, “husband” [16]
Extraversion
Posts containing “happy”, “love”, “nice”, food [16]Agreeableness
Possible reasons:Extraverted people post about their vibrant social lifeAgreeable people avoid debates and prefer lighter topics
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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Analysis: Social MediaPosts with more articles, quantifiers, causations
Openness [16]
Posts with more exclamation marksNeuroticism [16]
Possible reasons:Open people post about profound, intellectual topicsNeurotic people post impulsively
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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Analysis: Other appsUsage of literacy apps, browsing the web [22]
Extraversion
Usage of office, mail, calendar apps [8,22]Conscientiousness Openness
Usage of audio, music and video apps [8,22]Openness Conscientiousness
Possible reasonsSmartphones are used for productivity & inspiration
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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BonusMiss incoming calls frequently [9]
Openness
Number of Likes received [29]Narcissism Conscientiousness, Self-esteem
Number of “favorite books” listed on Facebook [17]Openness
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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Summary
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Summary: TodayPersonality characteristics are highly relevant in life
Smartphone usage is a vital part of everyday life for a large part of the population
Studies about smartphone interaction found significant, reliable and detailed correlations to personality
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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Summary: Future outlookDetect medical conditionsBipolar disorder, deliberate self-harming, …
Detect stressHeart rate, trembling, micro interactions
Analyze contents – not only metadataImages, videos, telephony, messaging
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
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www.maxvogler.de
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment
Time for questions
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ReferencesMax Vogler: What interaction via your smartphone reveals about your personality, sentiment and sociability. Seminars on Ubiquitous Computing and Mobile Computing, Karlsruhe Institute of Technology, 2016
Image sourcesEmoji, www.emojione.comUser icons, www.usersinsights.comSmartphone usage photos, www.pexels.com
Max Vogler – What smartphone interaction reveals about your personality, sociability and sentiment