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Psychologisches Kapital fördern durch Führung - eine quantitative Beobachtungsstudie zu den Wirkmechanismen von Servant Leadership

Sülzenbrück, Sandra; Ferreira, Yvonne; Sauer, Sebastian; Strehl, Timo (2019)

Wirtschaftpsychologie 21 (3), 60-68.


Peer Reviewed

Wie populistisch tweeten unser Politiker? – Eine Data-Mining-Studie

Sauer, Sebastian (2018)

51. Kongress der deutschen Gesellschaft für Psychologie. Frankfurt, 15.-20.09.2018.



Reproduzierbares Schreiben in der Wissenschaft am Beispiel des Buchprojekts „Moderne Datenanalyse mit R“

Sauer, Sebastian (2018)

51. Kongress der Deutschen Gesellschaft für Psychologie, Frankfurt, 18.09.2020.



Emotionalizing e-Commerce Pages: Empirical Evaluation of Design Strategies for Increasing the Affective Customer Response

Piazza, Alexander; Lutz, Corinna; Schuckay, Daniela; Zagel, Christian...

In: Ahram, T. (eds) Advances in Artificial Intelligence, Software and Systems Engineering. AHFE 2018. Advances in Intelligent Systems and Computing, Springer, Cham 787, 252-263.
DOI: 10.1007/978-3-319-94229-2_24


Peer Reviewed
 

The interdisciplinary research of neuromarketing shows that the conscious and rational consumer is only an illusion, whereas emotions have a significant influence on consumer behavior. Therefore, this study examines the effect of emotionalized e-com pages on visitors’ emotions as well as on their behavioral intention in hedonic situations. Three landing pages are conceptualized using diverse techniques of emotional boosting along with different procedures of triggering distinct levels of neuronal activity. The impact of these landing pages is examined in an online survey, generating a sample of 391 participants. The resulting dataset is analyzed by using structural equation modeling to test the proposed hypotheses. The results confirm that emotions can be triggered only by seeing a landing page of an e-com store and that these emotions influence the behavioral intentions. Additionally, the study shows a moderating effect of long-term involvement and mood and provides recommendations for appropriate and well-designed websites.

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Real-time Prediction of User Performance based on Pupillary Assessment via Eye Tracking

Buettner, Ricardo; Sauer, Sebastian; Maier, Christian; Eckhardt, Andreas (2018)

AIS Transactions on Human-Computer Interaction 10 (1), 26-56.
DOI: 10.17705/1thci.00103


Open Access Peer Reviewed
mehr

Observation oriented modeling revised from a statistical point of view

Sauer, Sebastian (2018)

Behavior Research Methods 50 (4), 1749-1761.


Open Access Peer Reviewed
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Mindful Machine Learning

Sauer, Sebastian; Buettner, Ricardo; Heidenreich, Thomas; Lemke, Jana; Berg, Christoph...

European Journal of Psychological Assessment 34, 6-13.
DOI: 10.1027/1015-5759/a000312


mehr

Women Entrepreneurs - Literature Review on Various Factors of Success and Failure

Sachs, Barbara; Hedderich, Barbara; Rosario Perello-Marin, Maria...

Business Meets Technology. Proceedings of the 1st International Conference of the University of Applied Sciences Ansbach, Shaker Verlag, Aachen, 72 - 75.



Factors associated with first line chemotherapy use in patients with hormone receptor positive, HER2 negative metastatic breast cancer – data from the PRAEGNANT breast cancer registry

Huober, Jens; Fasching, Peter A.; Taran, Florin-Andrei; Volz, Bernhard...

Cancer Research 78 (4_Supplement), Abstract: P3-11-07.


Open Access
 

http://www.praegnant.org/fileadmin/PRAEGNANT/downloads/SABCS_2017_Chemoprediction_in_metastatic_breast_cancer.pdf

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Fashion Product Recommendation: The Predictive Power of Consumer and Product Attributes Derived from Big Data

Piazza, Alexander (2018)

Doctoral dissertation, Friedrich-Alexander-Universität Erlangen-Nürnberg.



Dynamic network analysis of the Euro2016 final: preliminary results

Kröckel, Pavlina; Piazza, Alexander; Neuhofer, Katrin (2017)

IEEE, 114-119.
DOI: 10.1109/FiCloudW.2017.98


Peer Reviewed
 

Social networks have been applied in football, or football match analysis to analyze the passing distributions between teams. However, analysis has been mostly done on a manually collected data by considering the widely adopted network metrics such as betweenness and closeness centrality. In this paper, we use professional tracking event data provided by OPTA Sports and analyze the final game of the Euro2016 between Portugal and France. We use Gephi and the NetworkX Python library and apply dynamic network analysis by integrating the timestamps of the passes. We further look into traditional performance metrics from both teams and make an attempt to connect those to the network results and the outcome of the game.

mehr

A cancer pharmacogenomic screen powering crowd-sourced advancement of drug combination prediction

Menden, Michael P.; Wang, Dennis; Guan, Yuanfang; et al, ...; Sauer, Sebastian...

bioRxiv, the Preprint Server for Biology, 200451.
DOI: 10.1101/200451


Open Access
mehr

Emotions and fashion recommendations: evaluating the predictive power of affective information for the prediction of fashion product preferences in cold-start scenarios

Piazza, Alexander; Kröckel, Pavlina; Bodendorf, Freimut (2017)

WI '17: Proceedings of the International Conference on Web Intelligence, 1234-1240.
DOI: 10.1145/3106426.3109441


Peer Reviewed
 

Emotions have a significant impact on the purchasing process. Due to novel affective computing approaches, affective information of users can be acquired in implicit and therefore non-intrusive manner. Recent research in the field of recommender systems indicates that the incorporation of affective user information in the prediction model has a positive impact on the recommender systems accuracy. Existing research mainly focused on product recommendations in the movie anfd music domain. Our paper investigates the impact of affective emotions on fashion products, which is one of the largest consumer industries. We integrate the users' mood and their emotion in the prediction model, and the results are compared to the baseline model using rating data only. For this, we generate a dataset with 337 participants, 64 products, and 10816 ratings. We determine the mood information using the PANAS questionnaire, and the emotion by using the SAM self-assessment method. The affective information is integrated leveraging Factorization Machines. The evaluation of the offline experiments reveals that in new item cold-start scenarios the mood information has a positive impact on the prediction accuracy, whereas the emotion information has a negative impact.

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Body measure-aware fashion product recommendations: evaluating the predictive power of body scan data

Piazza, Alexander; Süßmuth, Jochen; Bodendorf, Freimut (2017)

Workshop on Recommendation in Complex Scenarios co-located with 11th ACM Conference on Recommender Systems , 5-8.


Open Access Peer Reviewed
 

Fashion product consumer are faced with large and fast changing product o erings. e fashion purchase decision process is complex, as the consumer has to consider various in uencing factors like current fashion trends, what fashion products t to their personality, and what products t to their physical appearance like hair colors or body measures. Based on novel technologies, 3D body avatars can be reconstructed from 3D or 2D data. From these avatars, body measures can be determined. e objective of this research is to investigate the predictive performance of body measures extracted from a 3D body scanner for predicting fashion item preferences. erefore, item preferences and body scans from 200 users were collected. From the body scans, 11 body measures are extracted and integrated into a prediction model using Factorization Machines. e results from a cross-validation show, that including body measurements signi cantly improves the prediction performance of the recommendation model, especially in new user scenarios, when no information about the fashion product preferences of the active user is known.


Sciencomat: A gamified research platform for evaluating visual attractiveness

Zagel, Christian; Piazza, Alexander; Petrov, Yoan; Bodendorf, Freimut (2017)

Advances in The Human Side of Service Engineering. AHFE 2017. Advances in Intelligent Systems and Computing, Springer, Cham 601, 50-60.
DOI: 10.1007/978-3-319-60486-2_5


Peer Reviewed
 

There are many platforms on the market that support researchers and practitioners to create surveys and market studies. Nevertheless, nearly all of them focus on providing answers to textual questions. In contrast to existing systems this paper presents the concept, prototype, and evaluation of a new mobile platform for quantitative research strictly focusing on images: the SciencOmat. This platform uses pictures to evaluate products, marketing content, and other elements based on their visual attractiveness. Particular emphasis was placed on a high level of usability and user experience. The system integrates methods known from popular online dating applications (e.g., liking/disliking a product by swiping left or right) and also applies gamification elements to further drive user motivation. Next to the application and its evaluation using the User Experience Questionnaire provided by Schrepp et al. we also present the results of two exemplary image data sets.

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Do you like according to your lifestyle? a quantitative analysis of the relation between individual facebook likes and the users’ lifestyle

Piazza, Alexander; Zagel, Christian; Haeske, Julia; Bodendorf, Freimut (2017)

Advances in The Human Side of Service Engineering. AHFE 2017. 601.
DOI: 10.1007/978-3-319-60486-2_12


Peer Reviewed
 

The performance of companies depends on the ability to leverage data to create insights and to target consumers with personalized messages Like marketing content or product offerings. One key element for personalized targeting are expressive user profiles, which are the basis for predictive models to estimate individual consumers’ preferences. Traditionally user profiles are mainly based on demographic attributes like age, gender, or occupation. Due to changes in society, consumers’ behaviors are less stable, and therefore these demographic factors are less effective. Alternatively, the consumers’ lifestyle has a significant impact on their purchase and consumption behavior. This paper investigates the relationship between Facebook Likes and the lifestyle of individuals based on the activity, interests, and opinion (AIO) model. Therefore, 14482 user-Like combinations from 214 participants were collected together with lifestyle information and a correlation analysis is conducted. The results indicate weak monotonic correlations between the AIO and the Like information.

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Prediction of outcome in internet-delivered cognitive behaviour therapy for paediatric obsessive-compulsive disorder: A machine learning approach

Lenhard, Fabian; Sauer, Sebastian; Andersson, Erik; Månsson, Kristoffer N. T....

International Journal of Methods in Psychiatric Research 27 (1), e1576.
DOI: 10.1002/mpr.1576Digital Object Identifier (DOI)


Open Access
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Einführung in die Online-Beratung per Video

Engelhardt, Emily M.; Gerner, Verena (2017)

e-beratung.net. Fachzeitschrift für Onlineberatung und computervermittelte Kommunikation 13 (1), 18-29.


Open Access
mehr

Zurich Model Revisited – validation of the model of different forms of work satisfaction

Ferreira, Yvonne; Suelzenbrueck, Sandra; Sauer, Sebastian (2017)

Zeitschrift für Arbeitswissenschaft 71 (3), 157-168.
DOI: 10.1007/s41449-017-0060-0


mehr

Can Health 2.0 Address Critical Healthcare Challenges? Insights from the Case of How Online Social Networks Can Assist in Combatting the Obesity Epidemic

Hacker, Janine; Wickramasinghe, Nilmini; Durst, Carolin (2017)

Australasian Journal of Information Systems (AJIS) 21, 1-17.


Open Access Peer Reviewed
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