Christoph Lofi

ORCID

Publication Activity (10 Years)

Years Active: 2007-2023
Publications (10 Years): 40

Top Venues

WWW

EC-TEL

UMAP (Adjunct Publication)

WWW (Companion Volume)

University of Braunschweig - Institute of Technology (PHD)

Education History

University of Braunschweig - Institute of Technology

PHD

Publications

Ioannis Petros Samiotis, Christoph Lofi, Alessandro Bozzon
Crowd's Performance on Temporal Activity Detection of Musical Instruments in Polyphonic Music. ISMIR (2023)
Ioannis Petros Samiotis, Andrea Mauri, Christoph Lofi, Alessandro Bozzon
On the Popularity of Classical Music Composers on Community-Driven Platforms. ICWE (2023)
Ioannis Petros Samiotis, Sihang Qiu, Christoph Lofi, Jie Yang, Ujwal Gadiraju, Alessandro Bozzon
An Analysis of Music Perception Skills on Crowdsourcing Platforms. Frontiers Artif. Intell. 5 (2022)
Agathe Balayn, Natasa Rikalo, Christoph Lofi, Jie Yang, Alessandro Bozzon
How can Explainability Methods be Used to Support Bug Identification in Computer Vision Models? CHI (2022)
Ioannis Petros Samiotis, Christoph Lofi, Shaad Alaka, Cynthia C. S. Liem, Alessandro Bozzon
Scriptoria: A Crowd-powered Music Transcription System. WWW (Companion Volume) (2022)
Agathe Balayn, Panagiotis Soilis, Christoph Lofi, Jie Yang, Alessandro Bozzon
What do You Mean? Interpreting Image Classification with Crowdsourced Concept Extraction and Analysis. WWW (2021)
Agathe Balayn, Christoph Lofi, Geert-Jan Houben
Managing bias and unfairness in data for decision support: a survey of machine learning and data engineering approaches to identify and mitigate bias and unfairness within data management and analytics systems. VLDB J. 30 (5) (2021)
Ioannis Petros Samiotis, Sihang Qiu, Christoph Lofi, Jie Yang, Ujwal Gadiraju, Alessandro Bozzon
Exploring the Music Perception Skills of Crowd Workers. HCOMP (2021)
Christos Koutras, George Siachamis, Andra Ionescu, Kyriakos Psarakis, Jerry Brons, Marios Fragkoulis, Christoph Lofi, Angela Bonifati, Asterios Katsifodimos
Valentine: Evaluating Matching Techniques for Dataset Discovery. ICDE (2021)
Tom Harting, Sepideh Mesbah, Christoph Lofi
LOREM: Language-consistent Open Relation Extraction from Unstructured Text. WWW (2020)
Ioannis Petros Samiotis, Sihang Qiu, Andrea Mauri, Cynthia C. S. Liem, Christoph Lofi, Alessandro Bozzon
Microtask Crowdsourcing for Music Score Transcriptions: An Experiment with Error Detection. ISMIR (2020)
Christos Koutras, George Siachamis, Andra Ionescu, Kyriakos Psarakis, Jerry Brons, Marios Fragkoulis, Christoph Lofi, Angela Bonifati, Asterios Katsifodimos
Valentine: Evaluating Matching Techniques for Dataset Discovery. CoRR (2020)
Christos Koutras, Marios Fragkoulis, Asterios Katsifodimos, Christoph Lofi
REMA: Graph Embeddings-based Relational Schema Matching. EDBT/ICDT Workshops (2020)
Laurens Van den Bercken, Robert-Jan Sips, Christoph Lofi
Evaluating Neural Text Simplification in the Medical Domain. WWW (2019)
Christoph Lofi, Manuel Valle Torre, Mengmeng Ye
Perceptual Relational Attributes: Navigating and Discovering Shared Perspectives from User-Generated Reviews. BTW (2019)
Sepideh Mesbah, Jie Yang, Robert-Jan Sips, Manuel Valle Torre, Christoph Lofi, Alessandro Bozzon, Geert-Jan Houben
Training Data Augmentation for Detecting Adverse Drug Reactions in User-Generated Content. EMNLP/IJCNLP (1) (2019)
Daniel Vliegenthart, Sepideh Mesbah, Christoph Lofi, Akiko Aizawa, Alessandro Bozzon
Coner: A Collaborative Approach for Long-Tail Named Entity Recognition in Scientific Publications. TPDL (2019)
Sepideh Mesbah, Alessandro Bozzon, Christoph Lofi, Geert-Jan Houben
SmartPub: A Platform for Long-Tail Entity Extraction from Scientific Publications. WWW (Companion Volume) (2018)
Yue Zhao, Tarmo Robal, Christoph Lofi, Claudia Hauff
Stationary vs. Non-stationary Mobile Learning in MOOCs. UMAP (Adjunct Publication) (2018)
Tarmo Robal, Yue Zhao, Christoph Lofi, Claudia Hauff
Webcam-based Attention Tracking in Online Learning: A Feasibility Study. IUI (2018)
Sepideh Mesbah, Christoph Lofi, Manuel Valle Torre, Alessandro Bozzon, Geert-Jan Houben
TSE-NER: An Iterative Approach for Long-Tail Entity Extraction in Scientific Publications. ISWC (1) (2018)
Sepideh Mesbah, Guanliang Chen, Manuel Valle Torre, Alessandro Bozzon, Christoph Lofi, Geert-Jan Houben
Concept Focus: Semantic Meta-Data for Describing MOOC Content. EC-TEL (2018)
Tarmo Robal, Yue Zhao, Christoph Lofi, Claudia Hauff
IntelliEye: Enhancing MOOC Learners' Video Watching Experience through Real-Time Attention Tracking. HT (2018)
Yue Zhao, Tarmo Robal, Christoph Lofi, Claudia Hauff
Can I Have a Mooc2Go, Please? On the Viability of Mobile vs. Stationary Learning. EC-TEL (2018)
Sepideh Mesbah, Kyriakos Fragkeskos, Christoph Lofi, Alessandro Bozzon, Geert-Jan Houben
Facet Embeddings for Explorative Analytics in Digital Libraries. TPDL (2017)
Mengmeng Ye, Christoph Lofi, Nava Tintarev
Memorability of Semantically Grouped Online Reviews. SEMANTiCS Posters&Demos (2017)
Christoph Lofi, Nava Tintarev
Towards Analogy-based Recommendation: Benchmarking of Perceived Analogy Semantics. ComplexRec@RecSys (2017)
Sepideh Mesbah, Alessandro Bozzon, Christoph Lofi, Geert-Jan Houben
Describing Data Processing Pipelines in Scientific Publications for Big Data Injection. SWM@WSDM (2017)
Yue Zhao, Christoph Lofi, Claudia Hauff
Scalable Mind-Wandering Detection for MOOCs: A Webcam-Based Approach. EC-TEL (2017)
Jan-Christoph Kalo, Christoph Lofi, René Pascasl Maseli, Wolf-Tilo Balke
Semantic Query Processing: Estimating Relational Purity. LWDA (2017)
Sepideh Mesbah, Kyriakos Fragkeskos, Christoph Lofi, Alessandro Bozzon, Geert-Jan Houben
Semantic Annotation of Data Processing Pipelines in Scientific Publications. ESWC (1) (2017)
Yue Zhao, Dan Davis, Guanliang Chen, Christoph Lofi, Claudia Hauff, Geert-Jan Houben
Certificate Achievement Unlocked: How Does MOOC Learners' Behaviour Change? UMAP (Adjunct Publication) (2017)
Nava Tintarev, Christoph Lofi, Cynthia C. S. Liem
Sequences of Diverse Song Recommendations: An Exploratory Study in a Commercial System. UMAP (2017)
Christoph Lofi, Athiq Ahamed, Pratima Kulkarni, Ravi Thakkar
Benchmarking Semantic Capabilities of Analogy Querying Algorithms. DASFAA (1) (2016)
Kinda El Maarry, Christoph Lofi, Wolf-Tilo Balke
Crowdsourcing for Query Processing on Web Data: A Case Study on the Skyline Operator. J. Comput. Inf. Technol. 23 (1) (2015)
Christoph Lofi, Christian Nieke
"I would like to watch something like 'The Terminator'..." Cooperative Query Personalization Based on Perceptual Similarity. EDBT (2015)
Christoph Lofi, Philipp Wille
Exploiting Social Judgements in Big Data Analytics. LWA (2015)
Christoph Lofi
Measuring Semantic Similarity and Relatedness with Distributional and Knowledge-based Approaches. Inf. Media Technol. 10 (3) (2015)
Nestor Alvaro, Mike Conway, Son Doan, Christoph Lofi, John P. Overington, Nigel Collier
Crowdsourcing Twitter annotations to identify first-hand experiences of prescription drug use. J. Biomed. Informatics 58 (2015)
Philipp Wille, Christoph Lofi, Wolf-Tilo Balke
Towards Narrative Information Systems. WAIM (2015)
Christoph Lofi, Christian Nieke
Exploiting Perceptual Similarity: Privacy-Preserving Cooperative Query Personalization. WISE (1) (2014)
Christoph Lofi, Christian Nieke, Nigel Collier
Discriminating Rhetorical Analogies in Social Media. EACL (2014)
Christoph Lofi, Kinda El Maarry
Design Patterns for Hybrid Algorithmic-Crowdsourcing Workflows. CBI (1) (2014)
Jiyin He, Kai Kunze, Christoph Lofi, Sanjay Kumar Madria, Stephan Sigg
Towards Mobile Sensor-Aware Crowdsourcing: Architecture, Opportunities and Challenges. DASFAA Workshops (2014)
Christoph Lofi, Kinda El Maarry, Wolf-Tilo Balke
Skyline Queries over Incomplete Data - Error Models for Focused Crowd-Sourcing. ER (2013)
Christoph Lofi, Christian Nieke
Modeling Analogies for Human-Centered Information Systems. SocInfo (2013)
Christoph Lofi, Kinda El Maarry, Wolf-Tilo Balke
Skyline queries in crowd-enabled databases. EDBT (2013)
Wolf-Tilo Balke, Seung-won Hwang, Takahiro Hara, Christoph Lofi
Intelligent Information Processing - Chances of Crowdsourcing (NII Shonan Meeting 2013-15). NII Shonan Meet. Rep. 2013 (2013)
Christoph Lofi
Just ask a human? - Controlling Quality in Relational Similarity and Analogy Processing using the Crowd. BTW Workshops (2013)
Christoph Lofi
Analogy Queries in Information Systems - A New Challenge. J. Inf. Knowl. Manag. 12 (3) (2013)
Joachim Selke, Christoph Lofi, Wolf-Tilo Balke
Pushing the Boundaries of Crowd-enabled Databases with Query-driven Schema Expansion. Proc. VLDB Endow. 5 (6) (2012)
Christoph Lofi, Ralf Krestel
iParticipate: Automatic Tweet Generation from Local Government Data. DASFAA (2) (2012)
Joachim Selke, Christoph Lofi, Wolf-Tilo Balke
Pushing the Boundaries of Crowd-enabled Databases with Query-driven Schema Expansion CoRR (2012)
Christoph Lofi, Ulrich Güntzer, Wolf-Tilo Balke
Malleability-Aware Skyline Computation on Linked Open Data. DASFAA (2) (2012)
Christoph Lofi, Joachim Selke, Wolf-Tilo Balke
Information Extraction Meets Crowdsourcing: A Promising Couple. Datenbank-Spektrum 12 (2) (2012)
Christoph Lofi, Wolf-Tilo Balke, Ulrich Güntzer
Equivalence Heuristics for Malleability-Aware Skylines. J. Comput. Sci. Eng. 6 (3) (2012)
Silviu Homoceanu, Michael Loster, Christoph Lofi, Wolf-Tilo Balke
Will I Like It? Providing Product Overviews Based on Opinion Excerpts. CEC (2011)
Christoph Lofi
Choosing the right thing: Cooperative trade-off enhanced skyline queries. ICDE Workshops (2011)
Christoph Lofi, Wolf-Tilo Balke, Ulrich Güntzer
Eliciting Customer Wishes Using Example-Based Heuristics in E-Commerce Applications. CEC (2011)
Christoph Lofi, Wolf-Tilo Balke
Preference Trade-Offs - Towards Manageable Skylines. Grundlagen von Datenbanken (2010)
Christoph Lofi, Christian Nieke, Wolf-Tilo Balke
Mobile Product Browsing Using Bayesian Retrieval. CEC (2010)
Joachim Selke, Christoph Lofi, Wolf-Tilo Balke
Highly Scalable Multiprocessing Algorithms for Preference-Based Database Retrieval. DASFAA (2) (2010)
Christoph Lofi, Ulrich Güntzer, Wolf-Tilo Balke
Efficient computation of trade-off skylines. EDBT (2010)
Christoph Lofi, Wolf-Tilo Balke
Efficient skyline refinement using trade-offs respecting don't care attributes. Int. J. Comput. Sci. Appl. 6 (5) (2009)
Christoph Lofi, Wolf-Tilo Balke, Ulrich Güntzer
Efficient Skyline Refinement using Trade-Offs. RCIS (2009)
Christoph Lofi, Wolf-Tilo Balke, Ulrich Güntzer
Efficiently performing consistency checks for multi-dimensional preference trade-offs. RCIS (2008)
Christoph Lofi, Wolf-Tilo Balke, Ulrich Güntzer
Consistency Check Algorithms for Multi-Dimensional Preference Trade-Offs. Int. J. Comput. Sci. Appl. 5 (3b) (2008)
Wolf-Tilo Balke, Ulrich Güntzer, Christoph Lofi
Eliciting Matters - Controlling Skyline Sizes by Incremental Integration of User Preferences. DASFAA (2007)
Wolf-Tilo Balke, Ulrich Güntzer, Christoph Lofi
User Interaction Support for Incremental Refinement of Preference-Based Queries. RCIS (2007)
Wolf-Tilo Balke, Ulrich Güntzer, Christoph Lofi
Incremental Trade-Off Management for Preference-Based Queries. Int. J. Comput. Sci. Appl. 4 (2) (2007)
Juri Luca De Coi, Eelco Herder, Arne Wolf Koesling, Christoph Lofi, Daniel Olmedilla, Odysseas Papapetrou, Wolf Siberski
A Model for Competence Gap Analysis. WEBIST (3) (2007)

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Publication Activity (10 Years)

Top Topics

Top Venues

Christoph Lofi