default search action
Sune Lehmann
Person information
Refine list
refinements active!
zoomed in on ?? of ?? records
view refined list in
export refined list as
2020 – today
- 2024
- [j21]Germans Savcisens, Tina Eliassi-Rad, Lars Kai Hansen, Laust Hvas Mortensen, Lau Lilleholt, Anna Rogers, Ingo Zettler, Sune Lehmann:
Using sequences of life-events to predict human lives. Nat. Comput. Sci. 4(1): 43-56 (2024) - [j20]Nikolaos Nakis, Abdulkadir Çelikkanat, Sune Lehmann, Morten Mørup:
A Hierarchical Block Distance Model for Ultra Low-Dimensional Graph Representations. IEEE Trans. Knowl. Data Eng. 36(4): 1399-1412 (2024) - [c11]Nikolaos Nakis, Abdulkadir Çelikkanat, Louis Boucherie, Sune Lehmann, Morten Mørup:
Time to Cite: Modeling Citation Networks using the Dynamic Impact Single-Event Embedding Model. AISTATS 2024: 1882-1890 - [i52]Nikolaos Nakis, Abdulkadir Çelikkanat, Louis Boucherie, Sune Lehmann, Morten Mørup:
Time to Cite: Modeling Citation Networks using the Dynamic Impact Single-Event Embedding Model. CoRR abs/2403.00032 (2024) - [i51]Nicolò Alessandro Girardini, Arkadiusz Stopczynski, Olga Baranov, Cornelia Betsch, Dirk Brockmann, Sune Lehmann, Robert Böhm:
Using Smartphones to Study Vaccination Decisions in the Wild. CoRR abs/2403.03143 (2024) - [i50]Marta Ewa Lech, Sune Lehmann, Jonas L. Juul:
Is it getting harder to make a hit? Evidence from 65 years of US music chart history. CoRR abs/2405.07574 (2024) - [i49]Jolien Cremers, Benjamin Kohler, Benjamin Frank Maier, Stine Nymann Eriksen, Johanna Einsiedler, Frederik Kølby Christensen, Sune Lehmann, David Dreyer Lassen, Laust Hvas Mortensen, Andreas Bjerre-Nielsen:
Unveiling the Social Fabric: A Temporal, Nation-Scale Social Network and its Characteristics. CoRR abs/2409.11099 (2024) - 2023
- [j19]Jonas L. Juul, Laura Alessandretti, Jesper Dammeyer, Ingo Zettler, Sune Lehmann, Joachim Mathiesen:
Group-specific behavior change following terror attacks. J. Comput. Soc. Sci. 6(1): 1-18 (2023) - [j18]Yangliu Fan, Sune Lehmann, Anders Blok:
New methodologies for the digital age? How methods (re-)organize research using social media data. Quant. Sci. Stud. 4(4): 976-996 (2023) - [i48]Thyge Enggaard, August Lohse, Morten Axel Pedersen, Sune Lehmann:
Dialectograms: Machine Learning Differences between Discursive Communities. CoRR abs/2302.05657 (2023) - [i47]Josefine Bohr Brask, Andreas Koher, Darren P. Croft, Sune Lehmann:
Linking social network structure and function to social preferences. CoRR abs/2303.08107 (2023) - [i46]Jiaang Li, Antonia Karamolegkou, Yova Kementchedjhieva, Mostafa Abdou, Sune Lehmann, Anders Søgaard:
Large Language Models Converge on Brain-Like Word Representations. CoRR abs/2306.01930 (2023) - [i45]Germans Savcisens, Tina Eliassi-Rad, Lars Kai Hansen, Laust Hvas Mortensen, Lau Lilleholt, Anna Rogers, Ingo Zettler, Sune Lehmann:
Using Sequences of Life-events to Predict Human Lives. CoRR abs/2306.03009 (2023) - 2022
- [j17]Sebastiano Piccolo, Sune Lehmann, Anja M. Maier:
Different networks for different purposes: A network science perspective on collaboration and communication in an engineering design project. Comput. Ind. 142: 103745 (2022) - [j16]Yangliu Fan, Sune Lehmann, Anders Blok:
Extracting the interdisciplinary specialty structures in social media data-based research: A clustering-based network approach. J. Informetrics 16(3): 101310 (2022) - [j15]Daniel Carmody, Martina Mazzarello, Paolo Santi, Trevor Harris, Sune Lehmann, Timur Abbiasov, Robin Dunbar, Carlo Ratti:
The effect of co-location on human communication networks. Nat. Comput. Sci. 2(8): 494-503 (2022) - [i44]Antonio Longa, Giulia Cencetti, Sune Lehmann, Andrea Passerini, Bruno Lepri:
Neighbourhood matching creates realistic surrogate temporal networks. CoRR abs/2205.08820 (2022) - 2021
- [j14]Anna Sapienza, Sune Lehmann:
A view from data science. Big Data Soc. 8(2): 205395172110401 (2021) - [j13]Mirco Nanni, Gennady L. Andrienko, Albert-László Barabási, Chiara Boldrini, Francesco Bonchi, Ciro Cattuto, Francesca Chiaromonte, Giovanni Comandè, Marco Conti, Mark Coté, Frank Dignum, Virginia Dignum, Josep Domingo-Ferrer, Paolo Ferragina, Fosca Giannotti, Riccardo Guidotti, Dirk Helbing, Kimmo Kaski, János Kertész, Sune Lehmann, Bruno Lepri, Paul Lukowicz, Stan Matwin, David Megías Jiménez, Anna Monreale, Katharina Morik, Nuria Oliver, Andrea Passarella, Andrea Passerini, Dino Pedreschi, Alex Pentland, Fabio Pianesi, Francesca Pratesi, Salvatore Rinzivillo, Salvatore Ruggieri, Arno Siebes, Vicenç Torra, Roberto Trasarti, Jeroen van den Hoven, Alessandro Vespignani:
Give more data, awareness and control to individual citizens, and they will help COVID-19 containment. Ethics Inf. Technol. 23(S1): 1-6 (2021) - [i43]James P. Bagrow, Sune Lehmann:
Recovering lost and absent information in temporal networks. CoRR abs/2107.10835 (2021) - [i42]Frederik Wolf, Philipp Lorenz-Spreen, Sune Lehmann:
Successive cohorts of Twitter users show increasing activity and shrinking content horizons. CoRR abs/2108.08641 (2021) - 2020
- [j12]Mirco Nanni, Gennady L. Andrienko, Albert-László Barabási, Chiara Boldrini, Francesco Bonchi, Ciro Cattuto, Francesca Chiaromonte, Giovanni Comandè, Marco Conti, Mark Coté, Frank Dignum, Virginia Dignum, Josep Domingo-Ferrer, Paolo Ferragina, Fosca Giannotti, Riccardo Guidotti, Dirk Helbing, Kimmo Kaski, János Kertész, Sune Lehmann, Bruno Lepri, Paul Lukowicz, Stan Matwin, David Megías, Anna Monreale, Katharina Morik, Nuria Oliver, Andrea Passarella, Andrea Passerini, Dino Pedreschi, Alex Pentland, Fabio Pianesi, Francesca Pratesi, Salvatore Rinzivillo, Salvatore Ruggieri, Arno Siebes, Vicenç Torra, Roberto Trasarti, Jeroen van den Hoven, Alessandro Vespignani:
Give more data, awareness and control to individual citizens, and they will help COVID-19 containment. Trans. Data Priv. 13(1): 61-66 (2020) - [i41]Nuria Oliver, Emmanuel Letouzé, Harald Sterly, Sébastien Delataille, Marco De Nadai, Bruno Lepri, Renaud Lambiotte, Richard Benjamins, Ciro Cattuto, Vittoria Colizza, Nicolas de Cordes, Samuel P. Fraiberger, Till Koebe, Sune Lehmann, Juan Murillo, Alex Pentland, Phuong N. Pham, Frédéric Pivetta, Albert Ali Salah, Jari Saramäki, Samuel V. Scarpino, Michele Tizzoni, Stefaan Verhulst, Patrick Vinck:
Mobile phone data and COVID-19: Missing an opportunity? CoRR abs/2003.12347 (2020) - [i40]Jonas S. Juul, Laura Alessandretti, Jesper Dammeyer, Ingo Zettler, Sune Lehmann, Joachim Mathiesen:
Gender-specific behavior change following terror attacks. CoRR abs/2004.02957 (2020) - [i39]Mirco Nanni, Gennady L. Andrienko, Albert-László Barabási, Chiara Boldrini, Francesco Bonchi, Ciro Cattuto, Francesca Chiaromonte, Giovanni Comandè, Marco Conti, Mark Coté, Frank Dignum, Virginia Dignum, Josep Domingo-Ferrer, Fosca Giannotti, Riccardo Guidotti, Dirk Helbing, János Kertész, Sune Lehmann, Bruno Lepri, Paul Lukowicz, Anna Monreale, Katharina Morik, Nuria Oliver, Andrea Passarella, Andrea Passerini, Dino Pedreschi, Alex Pentland, Francesca Pratesi, Salvatore Rinzivillo, Salvatore Ruggieri, Arno Siebes, Roberto Trasarti, Jeroen van den Hoven, Alessandro Vespignani:
Give more data, awareness and control to individual citizens, and they will help COVID-19 containment. CoRR abs/2004.05222 (2020) - [i38]Kamilla Haworth Buchter, Bjarke Mønsted, Sune Lehmann:
Self-interested behaviour as a social norm. CoRR abs/2008.01884 (2020) - [i37]Talayeh Aledavood, Ilkka Kivimäki, Sune Lehmann, Jari Saramäki:
A Non-negative Matrix Factorization Based Method for Quantifying Rhythms of Activity and Sleep and Chronotypes Using Mobile Phone Data. CoRR abs/2009.09914 (2020) - [i36]Daniele Romanini, Sune Lehmann, Mikko Kivelä:
Privacy and Uniqueness of Neighborhoods in Social Networks. CoRR abs/2009.09973 (2020) - [i35]Kelton Minor, Andreas Bjerre-Nielsen, Sigga Svala Jonasdottir, Sune Lehmann, Nick Obradovich:
Ambient heat and human sleep. CoRR abs/2011.07161 (2020)
2010 – 2019
- 2019
- [j11]Jorge C. Leitão, Sune Lehmann, Henrik Palmer Olsen:
Quantifying long-term impact of court decisions. Appl. Netw. Sci. 4(1): 3 (2019) - [j10]Ulf Aslak, Søren Føns Vind Nielsen, Morten Mørup, Sune Lehmann:
Temporally intermittent communities in brain fMRI correlation networks. Appl. Netw. Sci. 4(1): 65:1-65:12 (2019) - [c10]Vlad Manea, Allan Berrocal, Alexandre De Masi, Naja L. Holten Møller, Katarzyna Wac, Hannah M. Bayer, Sune Lehmann, Euan A. Ashley:
LDC '19: international workshop on longitudinal data collection in human subject studies. UbiComp/ISWC Adjunct 2019: 878-881 - [i34]Bjarke Mønsted, Sune Lehmann:
Algorithmic Detection and Analysis of Vaccine-Denialist Sentiment Clusters in Social Networks. CoRR abs/1905.12908 (2019) - [i33]Sune Lehmann:
Fundamental Structures in Dynamic Communication Networks. CoRR abs/1907.09966 (2019) - 2018
- [j9]Andrea Cuttone, Sune Lehmann, Marta C. González:
Understanding predictability and exploration in human mobility. EPJ Data Sci. 7(1): 2 (2018) - [j8]Valentin Kassarnig, Enys Mones, Andreas Bjerre-Nielsen, Piotr Sapiezynski, David Dreyer Lassen, Sune Lehmann:
Academic performance and behavioral patterns. EPJ Data Sci. 7(1): 10 (2018) - [j7]Laura Alessandretti, Sune Lehmann, Andrea Baronchelli:
Understanding the interplay between social and spatial behaviour. EPJ Data Sci. 7(1): 36 (2018) - [j6]Talayeh Aledavood, Sune Lehmann, Jari Saramäki:
Social network differences of chronotypes identified from mobile phone data. EPJ Data Sci. 7(1): 46:1-46:13 (2018) - [r4]Sune Lehmann:
Community Detection: Current and Future Research Trends. Encyclopedia of Social Network Analysis and Mining. 2nd Ed. 2018 - [r3]Sune Lehmann:
Networks in the Twenty-First Century. Encyclopedia of Social Network Analysis and Mining. 2nd Ed. 2018 - [i32]Sune Lehmann, Yong-Yeol Ahn:
Spreading in Social Systems: Reflections. CoRR abs/1801.02236 (2018) - [i31]Laura Alessandretti, Sune Lehmann, Andrea Baronchelli:
Individual mobility and social behaviour: Two sides of the same coin. CoRR abs/1801.03962 (2018) - [i30]Piotr Sapiezynski, Arkadiusz Stopczynski, David Kofoed Wind, Jure Leskovec, Sune Lehmann:
Offline Behaviors of Online Friends. CoRR abs/1811.03153 (2018) - [i29]Vedran Sekara, Pierre Deville, Sebastian E. Ahnert, Albert-László Barabási, Roberta Sinatra, Sune Lehmann:
The Chaperone Effect in Scientific Publishing. CoRR abs/1812.10181 (2018) - 2017
- [j5]Enys Mones, Arkadiusz Stopczynski, Sune Lehmann:
Contact activity and dynamics of the social core. EPJ Data Sci. 6(1): 6 (2017) - [j4]Piotr Sapiezynski, Arkadiusz Stopczynski, David Kofoed Wind, Jure Leskovec, Sune Lehmann:
Inferring Person-to-person Proximity Using WiFi Signals. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 1(2): 24:1-24:20 (2017) - [c9]Bjarke Felbo, Alan Mislove, Anders Søgaard, Iyad Rahwan, Sune Lehmann:
Using millions of emoji occurrences to learn any-domain representations for detecting sentiment, emotion and sarcasm. EMNLP 2017: 1615-1625 - [c8]Bjarke Felbo, Pål Sundsøy, Alex 'Sandy' Pentland, Sune Lehmann, Yves-Alexandre de Montjoye:
Modeling the Temporal Nature of Human Behavior for Demographics Prediction. ECML/PKDD (3) 2017: 140-152 - [i28]Valentin Kassarnig, Andreas Bjerre-Nielsen, Enys Mones, Sune Lehmann, David Dreyer Lassen:
Class attendance, peer similarity, and academic performance in a large field study. CoRR abs/1702.01262 (2017) - [i27]Bjarke Mønsted, Piotr Sapiezynski, Emilio Ferrara, Sune Lehmann:
Evidence of Complex Contagion of Information in Social Media: An Experiment Using Twitter Bots. CoRR abs/1703.06027 (2017) - [i26]Ioanna Psylla, Piotr Sapiezynski, Enys Mones, Sune Lehmann:
The Role of Gender in Social Network Organization. CoRR abs/1706.05100 (2017) - [i25]Valentin Kassarnig, Enys Mones, Andreas Bjerre-Nielsen, Piotr Sapiezynski, David Dreyer Lassen, Sune Lehmann:
Academic Performance and Behavioral Patterns. CoRR abs/1706.09245 (2017) - [i24]Bjarke Felbo, Alan Mislove, Anders Søgaard, Iyad Rahwan, Sune Lehmann:
Using millions of emoji occurrences to learn any-domain representations for detecting sentiment, emotion and sarcasm. CoRR abs/1708.00524 (2017) - [i23]Talayeh Aledavood, Sune Lehmann, Jari Saramäki:
Social Network Differences of Chronotypes Identified from Mobile Phone Data. CoRR abs/1709.06690 (2017) - [i22]Ulf Aslak, Martin Rosvall, Sune Lehmann:
Constrained information flows in temporal networks reveal intermittent communities. CoRR abs/1711.07649 (2017) - 2016
- [i21]Enys Mones, Arkadiusz Stopczynski, Alex Pentland, Nathaniel Hupert, Sune Lehmann:
Vaccination and Complex Social Dynamics. CoRR abs/1603.00910 (2016) - [i20]Anders Mollgaard, Ingo Zettler, Jesper Dammeyer, Mogens H. Jensen, Sune Lehmann, Joachim Mathiesen:
Measure of Node Similarity in Multilayer Networks. CoRR abs/1606.00715 (2016) - [i19]Georgios Chatzigeorgakidis, Andrea Cuttone, Sune Lehmann, Jakob Eg Larsen:
Who Wants to Self-Track Anyway? Measuring the Relation between Self-Tracking Behavior and Personality Traits. CoRR abs/1608.01870 (2016) - [i18]Andrea Cuttone, Sune Lehmann, Jakob Eg Larsen:
Geoplotlib: a Python Toolbox for Visualizing Geographical Data. CoRR abs/1608.01933 (2016) - [i17]Andrea Cuttone, Sune Lehmann, Marta C. González:
Understanding Predictability and Exploration in Human Mobility. CoRR abs/1608.01939 (2016) - [i16]Andrea Cuttone, Per Bækgaard, Vedran Sekara, Håkan Jonsson, Jakob Eg Larsen, Sune Lehmann:
SensibleSleep: A Bayesian Model for Learning Sleep Patterns from Smartphone Events. CoRR abs/1608.06108 (2016) - [i15]Laura Alessandretti, Piotr Sapiezynski, Sune Lehmann, Andrea Baronchelli:
Evidence for a Conserved Quantity in Human Mobility. CoRR abs/1609.03526 (2016) - [i14]Piotr Sapiezynski, Arkadiusz Stopczynski, David Kofoed Wind, Jure Leskovec, Sune Lehmann:
Inferring Person-to-person Proximity Using WiFi Signals. CoRR abs/1610.04730 (2016) - [i13]Enys Mones, Arkadiusz Stopczynski, Sune Lehmann:
Contact activity and dynamics of the online elite. CoRR abs/1611.04061 (2016) - [i12]Anders Mollgaard, Sune Lehmann, Joachim Mathiesen:
General human activity patterns. CoRR abs/1611.08262 (2016) - 2015
- [j3]James P. Bagrow, Sune Lehmann, Yong-Yeol Ahn:
Robustness and modular structure in networks. Netw. Sci. 3(4): 509-525 (2015) - [c7]Piotr Sapiezynski, Radu Gatej, Alan Mislove, Sune Lehmann:
Opportunities and Challenges in Crowdsourced Wardriving. Internet Measurement Conference 2015: 267-273 - [i11]Piotr Sapiezynski, Arkadiusz Stopczynski, Radu Gatej, Sune Lehmann:
Tracking Human Mobility using WiFi signals. CoRR abs/1505.06311 (2015) - [i10]Vedran Sekara, Arkadiusz Stopczynski, Sune Lehmann:
The fundamental structures of dynamic social networks. CoRR abs/1506.04704 (2015) - [i9]Arkadiusz Stopczynski, Piotr Sapiezynski, Alex Pentland, Sune Lehmann:
Temporal Fidelity in Dynamic Social Networks. CoRR abs/1507.01484 (2015) - [i8]Talayeh Aledavood, Sune Lehmann, Jari Saramäki:
On the Digital Daily Cycles of Individuals. CoRR abs/1507.08199 (2015) - [i7]Arkadiusz Stopczynski, Alex Pentland, Sune Lehmann:
Physical Proximity and Spreading in Dynamic Social Networks. CoRR abs/1509.06530 (2015) - [i6]Bjarke Felbo, Pål Roe Sundsøy, Alex Pentland, Sune Lehmann, Yves-Alexandre de Montjoye:
Using Deep Learning to Predict Demographics from Mobile Phone Metadata. CoRR abs/1511.06660 (2015) - 2014
- [c6]Andrea Cuttone, Sune Lehmann, Jakob Eg Larsen:
Inferring human mobility from sparse low accuracy mobile sensing data. UbiComp Adjunct 2014: 995-1004 - [r2]Sune Lehmann:
Community Detection, Current and Future Research Trends. Encyclopedia of Social Network Analysis and Mining 2014: 214-220 - [r1]Sune Lehmann:
Networks in the Twenty-First Century. Encyclopedia of Social Network Analysis and Mining 2014: 1136-1141 - [i5]Vedran Sekara, Sune Lehmann:
Application of network properties and signal strength to identify face-to-face links in an electronic dataset. CoRR abs/1401.5836 (2014) - [i4]Arkadiusz Stopczynski, Vedran Sekara, Piotr Sapiezynski, Andrea Cuttone, Jakob Eg Larsen, Sune Lehmann:
Measuring large-scale social networks with high resolution. WORKING PAPER. CoRR abs/1401.7233 (2014) - [i3]Arkadiusz Stopczynski, Riccardo Pietri, Alex Pentland, David Lazer, Sune Lehmann:
Privacy in Sensor-Driven Human Data Collection: A Guide for Practitioners. CoRR abs/1403.5299 (2014) - 2013
- [c5]Andrea Cuttone, Sune Lehmann, Jakob Eg Larsen:
A mobile personal informatics system with interactive visualizations of mobility and social interactions. PDM@ACM Multimedia 2013: 27-30 - [c4]Arkadiusz Stopczynski, Jakob Eg Larsen, Sune Lehmann, Lukasz Dynowski, Marcos Fuentes:
Participatory bluetooth sensing: A method for acquiring spatio-temporal data about participant mobility and interactions at large scale events. PerCom Workshops 2013: 242-247 - 2012
- [c3]Aniko Hannak, Eric Anderson, Lisa Feldman Barrett, Sune Lehmann, Alan Mislove, Mirek Riedewald:
Tweetin' in the Rain: Exploring Societal-Scale Effects of Weather on Mood. ICWSM 2012 - 2011
- [c2]Alan Mislove, Sune Lehmann, Yong-Yeol Ahn, Jukka-Pekka Onnela, J. Niels Rosenquist:
Understanding the Demographics of Twitter Users. ICWSM 2011 - [i2]James P. Bagrow, Sune Lehmann, Yong-Yeol Ahn:
Robustness and modular structure in networks. CoRR abs/1102.5085 (2011)
2000 – 2009
- 2009
- [c1]Rut Jesus, Martin Schwartz, Sune Lehmann:
Bipartite networks of Wikipedia's articles and authors: a meso-level approach. Int. Sym. Wikis 2009 - [i1]Sune Lehmann, Benny Lautrup, Andrew D. Jackson:
Comment: Citation Statistics. CoRR abs/0910.3537 (2009) - 2008
- [j2]Sune Lehmann, Andrew D. Jackson, Benny Lautrup:
A quantitative analysis of indicators of scientific performance. Scientometrics 76(2): 369-390 (2008) - 2005
- [j1]Sune Lehmann, Andrew D. Jackson:
Live and Dead Nodes. Comput. Math. Organ. Theory 11(2): 161-170 (2005)
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 2024-10-15 21:40 CEST by the dblp team
all metadata released as open data under CC0 1.0 license
see also: Terms of Use | Privacy Policy | Imprint