default search action
Google
Google Scholar
Semantic Scholar
Internet Archive Scholar
CiteSeerX
ORCIDChristoph Lofi
Person information
- affiliation: Delft University of Technology, The Netherlands
- affiliation (former): Braunschweig University of Technology, Germany
Refine list
refinements active!
zoomed in on ?? of ?? records
view refined list in
export refined list as
Books and Theses
- 2011
[b1]Christoph Lofi:
Choosing the right thing: cooperative trade-off enhanced skyline queries. University of Braunschweig - Institute of Technology, 2011
Journal Articles
- 2022
- [j12]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) - 2021
- [j11]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): 739-768 (2021) - 2015
- [j10]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): 43-60 (2015) - [j9]Christoph Lofi:
Measuring Semantic Similarity and Relatedness with Distributional and Knowledge-based Approaches. Inf. Media Technol. 10(3): 493-501 (2015) - [j8]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: 280-287 (2015) - 2013
- [j7]Christoph Lofi:
Analogy Queries in Information Systems - A New Challenge. J. Inf. Knowl. Manag. 12(3) (2013) - 2012
- [j6]Christoph Lofi, Joachim Selke, Wolf-Tilo Balke:
Information Extraction Meets Crowdsourcing: A Promising Couple. Datenbank-Spektrum 12(2): 109-120 (2012) - [j5]Christoph Lofi, Wolf-Tilo Balke, Ulrich Güntzer:
Equivalence Heuristics for Malleability-Aware Skylines. J. Comput. Sci. Eng. 6(3): 207-218 (2012) - [j4]Joachim Selke, Christoph Lofi, Wolf-Tilo Balke:
Pushing the Boundaries of Crowd-enabled Databases with Query-driven Schema Expansion. Proc. VLDB Endow. 5(6): 538-549 (2012) - 2009
- [j3]Christoph Lofi, Wolf-Tilo Balke:
Efficient skyline refinement using trade-offs respecting don't care attributes. Int. J. Comput. Sci. Appl. 6(5): 1-29 (2009) - 2008
- [j2]Christoph Lofi, Wolf-Tilo Balke, Ulrich Güntzer:
Consistency Check Algorithms for Multi-Dimensional Preference Trade-Offs. Int. J. Comput. Sci. Appl. 5(3b): 165-185 (2008) - 2007
- [j1]Wolf-Tilo Balke, Ulrich Güntzer, Christoph Lofi:
Incremental Trade-Off Management for Preference-Based Queries. Int. J. Comput. Sci. Appl. 4(2): 75-91 (2007)
Conference and Workshop Papers
- 2023
- [c56]Ioannis Petros Samiotis, Andrea Mauri, Christoph Lofi, Alessandro Bozzon:
On the Popularity of Classical Music Composers on Community-Driven Platforms. ICWE 2023: 327-335 - [c55]Ioannis Petros Samiotis, Christoph Lofi, Alessandro Bozzon:
Crowd's Performance on Temporal Activity Detection of Musical Instruments in Polyphonic Music. ISMIR 2023: 612-618 - 2022
- [c54]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: 184:1-184:16 - [c53]Ioannis Petros Samiotis, Christoph Lofi, Shaad Alaka, Cynthia C. S. Liem, Alessandro Bozzon:
Scriptoria: A Crowd-powered Music Transcription System. WWW (Companion Volume) 2022: 256-259 - 2021
- [c52]Ioannis Petros Samiotis, Sihang Qiu, Christoph Lofi, Jie Yang, Ujwal Gadiraju, Alessandro Bozzon:
Exploring the Music Perception Skills of Crowd Workers. HCOMP 2021: 108-119 - [c51]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: 468-479 - [c50]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: 1937-1948 - 2020
- [c49]Christos Koutras, Marios Fragkoulis, Asterios Katsifodimos, Christoph Lofi:
REMA: Graph Embeddings-based Relational Schema Matching. EDBT/ICDT Workshops 2020 - [c48]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: 901-907 - [c47]Tom Harting, Sepideh Mesbah, Christoph Lofi:
LOREM: Language-consistent Open Relation Extraction from Unstructured Text. WWW 2020: 1830-1838 - 2019
- [c46]Christoph Lofi, Manuel Valle Torre, Mengmeng Ye:
Perceptual Relational Attributes: Navigating and Discovering Shared Perspectives from User-Generated Reviews. BTW 2019: 169-189 - [c45]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: 2349-2359 - [c44]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: 3-17 - [c43]Laurens Van den Bercken, Robert-Jan Sips, Christoph Lofi:
Evaluating Neural Text Simplification in the Medical Domain. WWW 2019: 3286-3292 - 2018
- [c42]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: 101-115 - [c41]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: 467-481 - [c40]Tarmo Robal, Yue Zhao, Christoph Lofi, Claudia Hauff:
IntelliEye: Enhancing MOOC Learners' Video Watching Experience through Real-Time Attention Tracking. HT 2018: 106-114 - [c39]Tarmo Robal, Yue Zhao, Christoph Lofi, Claudia Hauff:
Webcam-based Attention Tracking in Online Learning: A Feasibility Study. IUI 2018: 189-197 - [c38]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: 127-143 - [c37]Yue Zhao, Tarmo Robal, Christoph Lofi, Claudia Hauff:
Stationary vs. Non-stationary Mobile Learning in MOOCs. UMAP (Adjunct Publication) 2018: 299-303 - [c36]Sepideh Mesbah, Alessandro Bozzon, Christoph Lofi, Geert-Jan Houben:
SmartPub: A Platform for Long-Tail Entity Extraction from Scientific Publications. WWW (Companion Volume) 2018: 191-194 - 2017
- [c35]Yue Zhao, Christoph Lofi, Claudia Hauff:
Scalable Mind-Wandering Detection for MOOCs: A Webcam-Based Approach. EC-TEL 2017: 330-344 - [c34]Sepideh Mesbah, Kyriakos Fragkeskos, Christoph Lofi, Alessandro Bozzon, Geert-Jan Houben:
Facet Embeddings for Explorative Analytics in Digital Libraries. TPDL 2017: 86-99 - [c33]Sepideh Mesbah, Kyriakos Fragkeskos, Christoph Lofi, Alessandro Bozzon, Geert-Jan Houben:
Semantic Annotation of Data Processing Pipelines in Scientific Publications. ESWC (1) 2017: 321-336 - [c32]Mengmeng Ye, Christoph Lofi, Nava Tintarev:
Memorability of Semantically Grouped Online Reviews. SEMANTiCS (Posters & Demos) 2017 - [c31]Jan-Christoph Kalo, Christoph Lofi, René Pascasl Maseli, Wolf-Tilo Balke:
Semantic Query Processing: Estimating Relational Purity. LWDA 2017: 113 - [c30]Christoph Lofi, Nava Tintarev:
Towards Analogy-based Recommendation: Benchmarking of Perceived Analogy Semantics. ComplexRec@RecSys 2017: 9-13 - [c29]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: 83-88 - [c28]Nava Tintarev, Christoph Lofi, Cynthia C. S. Liem:
Sequences of Diverse Song Recommendations: An Exploratory Study in a Commercial System. UMAP 2017: 391-392 - [c27]Sepideh Mesbah, Alessandro Bozzon, Christoph Lofi, Geert-Jan Houben:
Describing Data Processing Pipelines in Scientific Publications for Big Data Injection. SWM@WSDM 2017: 1-8 - 2016
- [c26]Christoph Lofi, Athiq Ahamed, Pratima Kulkarni, Ravi Thakkar:
Benchmarking Semantic Capabilities of Analogy Querying Algorithms. DASFAA (1) 2016: 463-478 - 2015
- [c25]Christoph Lofi, Christian Nieke:
"I would like to watch something like 'The Terminator'..." Cooperative Query Personalization Based on Perceptual Similarity. EDBT 2015: 533-536 - [c24]Christoph Lofi, Philipp Wille:
Exploiting Social Judgements in Big Data Analytics. LWA 2015: 444-455 - [c23]Philipp Wille, Christoph Lofi, Wolf-Tilo Balke:
Towards Narrative Information Systems. WAIM 2015: 511-515 - 2014
- [c22]Jiyin He, Kai Kunze, Christoph Lofi, Sanjay Kumar Madria, Stephan Sigg:
Towards Mobile Sensor-Aware Crowdsourcing: Architecture, Opportunities and Challenges. DASFAA Workshops 2014: 403-412 - [c21]Christoph Lofi, Christian Nieke, Nigel Collier:
Discriminating Rhetorical Analogies in Social Media. EACL 2014: 560-568 - [c20]Christoph Lofi, Kinda El Maarry:
Design Patterns for Hybrid Algorithmic-Crowdsourcing Workflows. CBI (1) 2014: 1-8 - [c19]Christoph Lofi, Christian Nieke:
Exploiting Perceptual Similarity: Privacy-Preserving Cooperative Query Personalization. WISE (1) 2014: 340-356 - 2013
- [c18]Christoph Lofi:
Just ask a human? - Controlling Quality in Relational Similarity and Analogy Processing using the Crowd. BTW Workshops 2013: 197-210 - [c17]Christoph Lofi, Kinda El Maarry, Wolf-Tilo Balke:
Skyline queries in crowd-enabled databases. EDBT 2013: 465-476 - [c16]Christoph Lofi, Kinda El Maarry, Wolf-Tilo Balke:
Skyline Queries over Incomplete Data - Error Models for Focused Crowd-Sourcing. ER 2013: 298-312 - [c15]Christoph Lofi, Christian Nieke:
Modeling Analogies for Human-Centered Information Systems. SocInfo 2013: 1-15 - 2012
- [c14]Christoph Lofi, Ulrich Güntzer, Wolf-Tilo Balke:
Malleability-Aware Skyline Computation on Linked Open Data. DASFAA (2) 2012: 33-47 - [c13]Christoph Lofi, Ralf Krestel:
iParticipate: Automatic Tweet Generation from Local Government Data. DASFAA (2) 2012: 295-298 - 2011
- [c12]Christoph Lofi:
Choosing the right thing: Cooperative trade-off enhanced skyline queries. ICDE Workshops 2011: 300-303 - [c11]Silviu Homoceanu, Michael Loster, Christoph Lofi, Wolf-Tilo Balke:
Will I Like It? Providing Product Overviews Based on Opinion Excerpts. CEC 2011: 26-33 - [c10]Christoph Lofi, Wolf-Tilo Balke, Ulrich Güntzer:
Eliciting Customer Wishes Using Example-Based Heuristics in E-Commerce Applications. CEC 2011: 74-81 - 2010
- [c9]Joachim Selke, Christoph Lofi, Wolf-Tilo Balke:
Highly Scalable Multiprocessing Algorithms for Preference-Based Database Retrieval. DASFAA (2) 2010: 246-260 - [c8]Christoph Lofi, Ulrich Güntzer, Wolf-Tilo Balke:
Efficient computation of trade-off skylines. EDBT 2010: 597-608 - [c7]Christoph Lofi, Wolf-Tilo Balke:
Preference Trade-Offs - Towards Manageable Skylines. Grundlagen von Datenbanken 2010 - [c6]Christoph Lofi, Christian Nieke, Wolf-Tilo Balke:
Mobile Product Browsing Using Bayesian Retrieval. CEC 2010: 96-103 - 2009
- [c5]Christoph Lofi, Wolf-Tilo Balke, Ulrich Güntzer:
Efficient Skyline Refinement using Trade-Offs. RCIS 2009: 353-364 - 2008
- [c4]Christoph Lofi, Wolf-Tilo Balke, Ulrich Güntzer:
Efficiently performing consistency checks for multi-dimensional preference trade-offs. RCIS 2008: 271-278 - 2007
- [c3]Wolf-Tilo Balke, Ulrich Güntzer, Christoph Lofi:
Eliciting Matters - Controlling Skyline Sizes by Incremental Integration of User Preferences. DASFAA 2007: 551-562 - [c2]Wolf-Tilo Balke, Ulrich Güntzer, Christoph Lofi:
User Interaction Support for Incremental Refinement of Preference-Based Queries. RCIS 2007: 209-220 - [c1]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: 304-312
Parts in Books or Collections
- 2013
- [p1]Christoph Lofi, Wolf-Tilo Balke:
On Skyline Queries and How to Choose from Pareto Sets. Advanced Query Processing (1) 2013: 15-36
Editorship
- 2010
- [e1]Wolf-Tilo Balke, Christoph Lofi:
Proceedings of the 22nd Workshop "Grundlagen von Datenbanken 2010", Bad Helmstedt, Germany, May 25-28, 2010. CEUR Workshop Proceedings 581, CEUR-WS.org 2010 [contents]
Informal and Other Publications
- 2020
- [i3]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 abs/2010.07386 (2020) - 2013
- [i2]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) - 2012
- [i1]Joachim Selke, Christoph Lofi, Wolf-Tilo Balke:
Pushing the Boundaries of Crowd-enabled Databases with Query-driven Schema Expansion. CoRR abs/1203.0057 (2012)
Coauthor Index
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.
Unpaywalled article links
Add open access links from 
to the list of external document links (if available).
Privacy notice: By enabling the option above, your browser will contact the API of unpaywall.org to load hyperlinks to open access articles. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Unpaywall privacy policy.
Archived links via Wayback Machine
For web page which are no longer available, try to retrieve content from the 
of the Internet Archive (if available).
Privacy notice: By enabling the option above, your browser will contact the API of archive.org to check for archived content of web pages that are no longer available. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Internet Archive privacy policy.
Reference lists
Add a list of references from 
, 
, and 
to record detail pages.
load references from crossref.org and opencitations.net
Privacy notice: By enabling the option above, your browser will contact the APIs of crossref.org, opencitations.net, and semanticscholar.org to load article reference information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Crossref privacy policy and the OpenCitations privacy policy, as well as the AI2 Privacy Policy covering Semantic Scholar.
Citation data
Add a list of citing articles from and to record detail pages.
load citations from opencitations.net
Privacy notice: By enabling the option above, your browser will contact the API of opencitations.net and semanticscholar.org to load citation information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the OpenCitations privacy policy as well as the AI2 Privacy Policy covering Semantic Scholar.
OpenAlex data
Load additional information about publications from 
.
Privacy notice: By enabling the option above, your browser will contact the API of openalex.org to load additional information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the information given by OpenAlex.
last updated on 2024-10-07 21:24 CEST by the dblp team
all metadata released as open data under CC0 1.0 license
see also: Terms of Use | Privacy Policy | Imprint
dblp was originally created in 1993 at:
since 2018, dblp has been operated and maintained by:
the dblp computer science bibliography is funded and supported by:
