Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2021Anonymization of German financial documents using neural network-based language models with contextual word representations
Biesner, David; Ramamurthy, Rajkumar; Stenzel, Robin; Lübbering, Max; Hillebrand, Lars Patrick; Ladi, Anna; Pielka, Maren; Loitz, Rüdiger; Bauckhage, Christian; Sifa, Rafet
Zeitschriftenaufsatz
2021Decoupling Autoencoders for Robust One-vs-Rest Classification
Lübbering, Max; Gebauer, Michael; Ramamurthy, Rajkumar; Bauckhage, Christian; Sifa, Rafet
Konferenzbeitrag
2021Knowledge Graph Based Question Answering System for Financial Securities
Bulla, Marius; Hillebrand, Lars Patrick; Lübbering, Max; Sifa, Rafet
Konferenzbeitrag
2021Predicting Player Churn with Echo State Networks
Sifa, Rafet
Konferenzbeitrag
2021Swords, Data and Balls: Extracting Extreme Behavioural Prototypes with Kernel Minimum Enclosing Balls
Kondratiuk, Hanna; Sifa, Rafet
Konferenzbeitrag
2021Tackling Contradiction Detection in German Using Machine Translation and End-to-End Recurrent Neural Networks
Pielka, Maren; Sifa, Rafet; Hillebrand, Lars Patrick; Biesner, David; Ramamurthy, Rajkumar; Ladi, Anna; Bauckhage, Christian
Konferenzbeitrag
2021tanh Neurons are Bayesian Decision Makers
Bauckhage, Christian; Sifa, Rafet; Hecker, Dirk
Konferenzbeitrag
2021Towards Intelligent Food Waste Prevention: An Approach Using Scalable and Flexible Harvest Schedule Optimization with Evolutionary Algorithms
Günder, Maurice; Piatkowski, Nico; Rüden, Laura von; Sifa, Rafet; Bauckhage, Christian
Zeitschriftenaufsatz
2021Toxicity Detection in Online Comments with Limited Data: A Comparative Analysis
Lübbering, Max; Pielka, Maren; Das, Kajaree; Gebauer, Michael; Ramamurthy, Rajkumar; Bauckhage, Christian; Sifa, Rafet
Konferenzbeitrag
2021Utilizing Representation Learning for Robust Text Classification Under Datasetshift
Lübbering, Max; Gebauer, Michael; Ramamurthy, Rajkumar; Pielka, Maren; Bauckhage, Christian; Sifa, Rafet
Konferenzbeitrag
2020Adiabatic Quantum Computing for Max-Sum Diversification
Bauckhage, Christian; Sifa, Rafet; Wrobel, Stefan
Konferenzbeitrag
2020Combining Machine Learning and Simulation to a Hybrid Modelling Approach: Current and Future Directions
Rüden, Laura von; Mayer, Sebastian; Sifa, Rafet; Bauckhage, Christian; Garcke, Jochen
Konferenzbeitrag
2020A Community Detection Based Approach for Exploring Patterns in Player Reviews
Pielka, Maren; Sifa, Rafet; Ramamurthy, Rajkumar; Ojeda, César; Bauckhage, Christian
Konferenzbeitrag
2020DESICOM as Metaheuristic Search
Sifa, Rafet
Konferenzbeitrag
2020Fraunhofer IAIS at FinCausal 2020, Tasks 1 & 2: Using Ensemble Methods and Sequence Tagging to Detect Causality in Financial Documents
Pielka, Maren; Ladi, Anna; Chapman, Clayton; Brito, Eduardo; Ramamurthy, Rajkumar; Mayer, Paul; Wahab, Abdul; Sifa, Rafet; Bauckhage, Christian
Konferenzbeitrag
2020From Imbalanced Classification to Supervised Outlier Detection Problems: Adversarially Trained Auto Encoders
Lübbering, Max; Ramamurthy, Rajkumar; Gebauer, Michael; Bell, Thiago; Sifa, Rafet; Bauckhage, Christian
Konferenzbeitrag
2020Guided Reinforcement Learning via Sequence Learning
Ramamurthy, Rajkumar; Sifa, Rafet; Lübbering, Max; Bauckhage, Christian
Konferenzbeitrag
2020Hopfield Networks for Vector Quantization
Bauckhage, Christian; Ramamurthy, Rajkumar; Sifa, Rafet
Konferenzbeitrag
2020Matrix- and Tensor Factorization for Game Content Recommendation
Sifa, Rafet; Yawar, Raheel; Ramamurthy, Rajkumar; Bauckhage, Christian; Kersting, Kristian
Zeitschriftenaufsatz
2020Novelty Discovery with Kernel Minimum Enclosing Balls
Sifa, Rafet; Bauckhage, Christian
Konferenzbeitrag
2020Patterns and Outliers in Temporal Point Processes
Ojeda, César; Cvejoski, Kostadin; Sifa, Rafet; Schücker, Jannis; Bauckhage, Christian
Konferenzbeitrag
2020Retention Prediction in Sandbox Games with Bipartite Tensor Factorization
Sifa, Rafet; Fedell, Michael; Franklin, N.; Klabjan, D.; Ram, S.; Venugopal, A.; Demediuk, S.; Drachen, Anders
Konferenzbeitrag
2020Shells within Minimum Enclosing Balls
Bauckhage, Christian; Bortz, Michael; Sifa, Rafet
Konferenzbeitrag
2019Echo State Networks for Named Entity Recognition
Ramamurthy, Rajkumar; Stenzel, Robin; Sifa, Rafet; Ladi, Anna; Bauckhage, Christian
Konferenzbeitrag
2019A Hybrid AI Tool to Extract Key Performance Indicators from Financial Reports for Benchmarking
Brito, Eduardo; Sifa, Rafet; Bauckhage, Christian; Loitz, Rüdiger; Lohmeier, Uwe; Pünt, Christin
Konferenzbeitrag
2019Inside the Group: Investigating Social Structures in Player Groups and their Influence on Activity
Schiller, Michael H.; Wallner, Günter; Schinnerl, Christopher; Monte Calvo, Alexander; Pirker, Johanna; Sifa, Rafet; Drachen, Anders
Zeitschriftenaufsatz
2019Joint Selection of Central and Extremal Prototypes Based on Kernel Minimum Enclosing Balls
Bauckhage, Christian; Sifa, Rafet
Konferenzbeitrag
2019Leveraging Domain Knowledge for Reinforcement Learning using MMC Architectures
Ramamurthy, Rajkumar; Bauckhage, Christian; Sifa, Rafet; Schücker, Jannis; Wrobel, Stefan
Konferenzbeitrag
2019Max-Sum Dispersion via Quantum Annealing
Bauckhage, Christian; Sifa, Rafet; Hecker, Dirk; Wrobel, Stefan
Konferenzbeitrag
2019Prototypes within Minimum Enclosing Balls
Bauckhage, Christian; Sifa, Rafet; Dong, Tiansi
Konferenzbeitrag
2019A QUBO Formulation of the k-Medoids Problem
Bauckhage, Christian; Piatkowski, Nico; Sifa, Rafet; Hecker, Dirk; Wrobel, Stefan
Konferenzbeitrag
2019Towards Automated Auditing with Machine Learning
Sifa, Rafet; Ladi, Anna; Pielka, Maren; Ramamurthy, Rajkumar; Hillebrand, Lars; Kirsch, Birgit; Biesner, David; Stenzel, R.; Bell, T.; Lübbering, M.; Nütten, U.; Bauckhage, C.; Warning, U.; Fürst, B.; Khameneh, T.D.; Thom, D.; Huseynov, I.; Kahlert, R.; Schlums, J.; Ismail, H.; Kliem, B.; Loitz, R.
Konferenzbeitrag
2019Towards Contradiction Detection in German: A Translation-Driven Approach
Sifa, Rafet; Pielka, Maren; Ramamurthy, Rajkumar; Ladi, Anna; Hillebrand, Lars; Bauckhage, Christian
Konferenzbeitrag
2019Two Attempts to Predict Author Gender in Cross-Genre Settings in Dutch
Brito, Eduardo; Sifa, Rafet; Bauckhage, Christian
Konferenzbeitrag
2018Customer lifetime value prediction in non-contractual freemium settings: Chasing high-value users using deep neural networks and SMOTE
Sifa, Rafet; Runge, Julian; Bauckhage, Christian; Klapper, Daniel
Konferenzbeitrag
2018Detecting and correcting spelling errors in high-quality Dutch Wikipedia text
Beeksma, M.; Gompel, M. van; Kunneman, F.; Onrust, L.; Regnerus, B.; Vinke, D.; Brito, Eduardo; Bauckhage, Christian; Sifa, Rafet
Zeitschriftenaufsatz
2018Ising models for binary clustering via adiabatic quantum computing
Bauckhage, Christian; Brito, E.; Cvejoski, Kostadin; Ojeda,César; Sifa, Rafet; Wrobel, Stefan
Konferenzbeitrag
2018Matrix and Tensor Factorization Based Game Content Recommender Systems: A Bottom-Up Architecture and a Comparative Online Evaluation
Sifa, Rafet; Yawar, Raheel; Ramamurthy, Rajkumar; Bauckhage, Christian
Konferenzbeitrag
2018Profiling in Games: Understanding Behavior from Telemetry
Sifa, Rafet; Drachen, Anders; Bauckhage, Christian
Aufsatz in Buch
2018Towards Shortest Paths via Adiabatic Quantum Computing
Bauckhage, Christian; Brito, Eduardo; Cvejoski, Kostadin; Ojeda, César; Schücker, Jannis; Sifa, Rafet
Konferenzbeitrag
2017Inverse dynamical inheritance in stack exchange taxonomies
Ojeda, César; Cvejoski, Kostadin; Sifa, Rafet; Bauckhage, Christian
Konferenzbeitrag
2017Investigating and forecasting user activities in newsblogs: A study of seasonality, volatility and attention burst
Bauckhage, Christian; Ojeda,César; Sifa, Rafet
Konferenzbeitrag
2017Online k-Maxoids clustering
Sifa, Rafet; Bauckhage, Christian
Konferenzbeitrag
2017Third party effect: Community based spreading in complex networks
Bauckhage, Christian; Ojeda, César; Sifa, Rafet; Agarwal, Shubham
Konferenzbeitrag
2017Towards German Word Embeddings: A Use Case with Predictive Sentiment Analysis
Brito, Eduardo; Sifa, Rafet; Cvejowski, Kostadin; Ojeda, César; Bauckhage, Christian
Konferenzbeitrag
2016Predicting retention in sandbox games with tensor factorization-based representation learning
Sifa, Rafet; Srikanth, Sridev; Drachen, Anders; Ojeda, César; Bauckhage, Christian
Konferenzbeitrag
2015Clustering game behavior data
Bauckhage, Christian; Drachen, Anders; Sifa, Rafet
Zeitschriftenaufsatz
2015Large-scale cross-game player behavior analysis on steam
Sifa, Rafet; Drachen, Anders; Bauckhage, Christian
Konferenzbeitrag
2015Predicting purchase decisions in mobile free-to-play games
Sifa, Rafet; Hadiji, Fabian; Runge, Julian; Drachen, Anders; Kersting, Kristian; Bauckhage, Christian
Konferenzbeitrag
2015User churn migration analysis with DEDICOM
Sifa, Rafet; Ojeda, César; Bauckhage, Christian
Konferenzbeitrag
2014A Comparison of Methods for Player Clustering via Behavioral Telemetry
Drachen, Anders; Thurau, Christian; Sifa, Rafet; Bauckhage, Christian
Paper
2012How players lose interest in playing a game: An empirical study based on distributions of total playing times
Bauckhage, Christian; Kersting, Kristian; Sifa, Rafet; Thurau, Christian; Drachen, Anders; Canossa, Alessandro
Konferenzbeitrag