Alexandros Nanopoulos

Publication Activity (10 Years)

Years Active: 1998-2017
Publications (10 Years): 3

Top Venues

LWA

Expert Syst. Appl.

ECIS

RecSys

Publications

Muhammad Umer Khan, Lars Schmidt-Thieme, Alexandros Nanopoulos
Collaborative SVM classification in scale-free peer-to-peer networks. Expert Syst. Appl. 69 (2017)
Armin Felbermayr, Alexandros Nanopoulos
What Role Do Emotions Play for Brands in Online Customer Reviews? BIR (2016)
Dimitrios Rafailidis, Alexandros Nanopoulos
Modeling Users Preference Dynamics and Side Information in Recommender Systems. IEEE Trans. Syst. Man Cybern. Syst. 46 (6) (2016)
Milos Radovanovic, Alexandros Nanopoulos, Mirjana Ivanovic
Reverse Nearest Neighbors in Unsupervised Distance-Based Outlier Detection. IEEE Trans. Knowl. Data Eng. 27 (5) (2015)
Anastasia Mochalova, Alexandros Nanopoulos
Multi-stage seed selection for viral marketing. SAC (2015)
Dimitrios Rafailidis, Alexandros Nanopoulos
Crossing the Boundaries of Communities via Limited Link Injection for Information Diffusion In Social Networks. WWW (Companion Volume) (2015)
Krisztian Buza, Alexandros Nanopoulos, Gábor I. Nagy
Nearest neighbor regression in the presence of bad hubs. Knowl. Based Syst. 86 (2015)
Anastasia Mochalova, Alexandros Nanopoulos
Non-intrusive Viral Marketing Based on Percolation Centrality. ECIS (2015)
Rasoul Karimi, Alexandros Nanopoulos, Lars Schmidt-Thieme
A supervised active learning framework for recommender systems based on decision trees. User Model. User Adapt. Interact. 25 (1) (2015)
Dimitrios Rafailidis, Alexandros Nanopoulos
Repeat Consumption Recommendation Based on Users Preference Dynamics and Side Information. WWW (Companion Volume) (2015)
Rasoul Karimi, Christoph Freudenthaler, Alexandros Nanopoulos, Lars Schmidt-Thieme
Comparing Prediction Models for Active Learning in Recommender Systems. LWA (2015)
Aleksandra Klasnja-Milicevic, Mirjana Ivanovic, Alexandros Nanopoulos
Recommender systems in e-learning environments: a survey of the state-of-the-art and possible extensions. Artif. Intell. Rev. 44 (4) (2015)
Josef Bauer, Alexandros Nanopoulos
Recommender systems based on quantitative implicit customer feedback. Decis. Support Syst. 68 (2014)
Krisztian Buza, Gábor I. Nagy, Alexandros Nanopoulos
Storage-optimizing clustering algorithms for high-dimensional tick data. Expert Syst. Appl. 41 (9) (2014)
Dimitrios Rafailidis, Alexandros Nanopoulos, Eleni Constantinou
"With a little help from new friends": Boosting information cascades in social networks based on link injection. J. Syst. Softw. 98 (2014)
Anastasia Mochalova, Alexandros Nanopoulos
A targeted approach to viral marketing. Electron. Commer. Res. Appl. 13 (4) (2014)
Josef Bauer, Alexandros Nanopoulos
A framework for matrix factorization based on general distributions. RecSys (2014)
Muhammad Umer Khan, Pavlos Basaras, Lars Schmidt-Thieme, Alexandros Nanopoulos, Dimitrios Katsaros
Analyzing cooperative lane change models for connected vehicles. ICCVE (2014)
Hans-Henning Gabriel, Myra Spiliopoulou, Alexandros Nanopoulos
Summarizing dynamic Social Tagging Systems. Expert Syst. Appl. 41 (2) (2014)
Rasoul Karimi, Alexandros Nanopoulos, Lars Schmidt-Thieme
Improved Questionnaire Trees for Active Learning in Recommender Systems. LWA (2014)
Anastasia Mochalova, Alexandros Nanopoulos
Restricting the spread of Firestorms in Social Networks. ECIS (2014)
Lucas Stich, Gerald Golla, Alexandros Nanopoulos
Modelling the spread of negative word-of-mouth in online social networks. J. Decis. Syst. 23 (2) (2014)
Stefanos Antaris, Dimitrios Rafailidis, Alexandros Nanopoulos
Link injection for boosting information spread in social networks. Soc. Netw. Anal. Min. 4 (1) (2014)
Dimitrios Rafailidis, Alexandros Nanopoulos
Modeling the dynamics of user preferences in coupled tensor factorization. RecSys (2014)
Rasoul Karimi, Christoph Freudenthaler, Alexandros Nanopoulos, Lars Schmidt-Thieme
Towards Optimal Active Learning for Matrix Factorization in Recommender Systems. LWA (2013)
Rasoul Karimi, Martin Wistuba, Alexandros Nanopoulos, Lars Schmidt-Thieme
Factorized Decision Trees for Active Learning in Recommender Systems. ICTAI (2013)
Alexandros Nanopoulos, Dimitrios Rafailidis, Ioannis Karydis
Matrix Factorization with Content Relationships for Media Personalization. Wirtschaftsinformatik (2013)
Muhammad Umer Khan, Alexandros Nanopoulos, Lars Schmidt-Thieme
P2P RVM for Distributed Classification. ECDA (2013)
Anastasia Mochalova, Alexandros Nanopoulos
On The Role Of Centrality In Information Diffusion In Social Networks. ECIS (2013)
Josif Grabocka, Alexandros Nanopoulos, Lars Schmidt-Thieme
Classification of Sparse Time Series via Supervised Matrix Factorization. AAAI (2012)
Krisztian Buza, Alexandros Nanopoulos, Tomás Horváth, Lars Schmidt-Thieme
GRAMOFON: General model-selection framework based on networks. Neurocomputing 75 (1) (2012)
Rasoul Karimi, Christoph Freudenthaler, Alexandros Nanopoulos, Lars Schmidt-Thieme
Exploiting the characteristics of matrix factorization for active learning in recommender systems. RecSys (2012)
Josif Grabocka, Alexandros Nanopoulos, Lars Schmidt-Thieme
Invariant Time-Series Classification. ECML/PKDD (2) (2012)
Alexandros Nanopoulos, Ioannis Karydis
Know Thy Neighbor: Combining audio features and social tags for effective music similarity. ICASSP (2011)
Rasoul Karimi, Christoph Freudenthaler, Alexandros Nanopoulos, Lars Schmidt-Thieme
Active learning for aspect model in recommender systems. CIDM (2011)
Dimitrios Rafailidis, Alexandros Nanopoulos, Yannis Manolopoulos
Nonlinear dimensionality reduction for efficient and effective audio similarity searching. Multim. Tools Appl. 51 (3) (2011)
Krisztian Buza, Alexandros Nanopoulos, Lars Schmidt-Thieme
Fusion of Similarity Measures for Time Series Classification. HAIS (2) (2011)
Nguyen Thai-Nghe, Lucas Drumond, Tomás Horváth, Alexandros Nanopoulos, Lars Schmidt-Thieme
Matrix and Tensor Factorization for Predicting Student Performance. CSEDU (1) (2011)
Ioannis Karydis, Alexandros Nanopoulos
Audio-to-Tag mapping: A novel approach for music similarity computation. ICME (2011)
Rasoul Karimi, Christoph Freudenthaler, Alexandros Nanopoulos, Lars Schmidt-Thieme
Non-myopic active learning for recommender systems based on Matrix Factorization. IRI (2011)
Avare Stewart, Ernesto Diaz-Aviles, Alexandros Nanopoulos
Self-supervised detection of disease reporting events in outbreak reports. IRI (2011)
Artus Krohn-Grimberghe, André Busche, Alexandros Nanopoulos, Lars Schmidt-Thieme
Active Learning for Technology Enhanced Learning. LWA (2011)
Artus Krohn-Grimberghe, André Busche, Alexandros Nanopoulos, Lars Schmidt-Thieme
Active Learning for Technology Enhanced Learning. EC-TEL (2011)
Krisztian Buza, Alexandros Nanopoulos, Lars Schmidt-Thieme, Júlia Koller
Fast Classification of Electrocardiograph Signals via Instance Selection. HISB (2011)
Rasoul Karimi, Christoph Freudenthaler, Alexandros Nanopoulos, Lars Schmidt-Thieme
Towards Optimal Active Learning for Matrix Factorization in Recommender Systems. ICTAI (2011)
Krisztian Buza, Alexandros Nanopoulos, Lars Schmidt-Thieme
INSIGHT: Efficient and Effective Instance Selection for Time-Series Classification. PAKDD (2) (2011)
Krisztian Buza, Alexandros Nanopoulos, Lars Schmidt-Thieme
IQ estimation for accurate time-series classification. CIDM (2011)
Rasoul Karimi, Alexandros Nanopoulos, Lars Schmidt-Thieme
RFID-Enhanced Museum for Interactive Experience. MM4CH (2011)
Alexandros Nanopoulos
Item Recommendation in Collaborative Tagging Systems. IEEE Trans. Syst. Man Cybern. Part A 41 (4) (2011)
Alexandros Nanopoulos, Dimitrios Rafailidis, Panagiotis Symeonidis, Yannis Manolopoulos
MusicBox: Personalized Music Recommendation Based on Cubic Analysis of Social Tags. IEEE Trans. Speech Audio Process. 18 (2) (2010)
Dimitrios Rafailidis, Alexandros Nanopoulos, Yannis Manolopoulos
Building Tag-Aware Groups for Music High-Order Ranking and Topic Discovery. Int. J. Multim. Data Eng. Manag. 1 (3) (2010)
Panagiotis Symeonidis, Alexandros Nanopoulos, Yannis Manolopoulos
A Unified Framework for Providing Recommendations in Social Tagging Systems Based on Ternary Semantic Analysis. IEEE Trans. Knowl. Data Eng. 22 (2) (2010)
Milos Radovanovic, Alexandros Nanopoulos, Mirjana Ivanovic
Hubs in Space: Popular Nearest Neighbors in High-Dimensional Data. J. Mach. Learn. Res. 11 (2010)
Krisztian Buza, Alexandros Nanopoulos, Lars Schmidt-Thieme
Time-Series Classification Based on Individualised Error Prediction. CSE (2010)
Milos Radovanovic, Alexandros Nanopoulos, Mirjana Ivanovic
On the existence of obstinate results in vector space models. SIGIR (2010)
Ioannis Karydis, Milos Radovanovic, Alexandros Nanopoulos, Mirjana Ivanovic
Looking Through the "Glass Ceiling": A Conceptual Framework for the Problems of Spectral Similarity. ISMIR (2010)
Hans-Henning Gabriel, Myra Spiliopoulou, Alexandros Nanopoulos
Eigenvector-based clustering using aggregated similarity matrices. SAC (2010)
Aleksandra Klasnja-Milicevic, Alexandros Nanopoulos, Mirjana Ivanovic
Social tagging in recommender systems: a survey of the state-of-the-art and possible extensions. Artif. Intell. Rev. 33 (3) (2010)
Hans-Henning Gabriel, Myra Spiliopoulou, Alexandros Nanopoulos
Crosssense - Sensemaking in a Folksonomy with Cross-modal Clustering over Content and User Activities. KDIR (2010)
Milos Radovanovic, Alexandros Nanopoulos, Mirjana Ivanovic
Time-Series Classification in Many Intrinsic Dimensions. SDM (2010)
Krisztian Buza, Alexandros Nanopoulos, Lars Schmidt-Thieme
Individualized Error Estimation for Classification and Regression Models. GfKl (2010)
Artus Krohn-Grimberghe, Alexandros Nanopoulos, Lars Schmidt-Thieme
Integrating OLAP and recommender systems: an evaluation perspective. DOLAP (2010)
Artus Krohn-Grimberghe, Alexandros Nanopoulos, Lars Schmidt-Thieme
A Novel Multidimensional Framework for Evaluating Recommender Systems. LWA (2010)
Krisztian Buza, Alexandros Nanopoulos, Lars Schmidt-Thieme
Graph-Based Model-Selection Framework for Large Ensembles. HAIS (1) (2010)
Alexandros Nanopoulos, Dimitrios Rafailidis, Maria M. Ruxanda, Yannis Manolopoulos
Music search engines: Specifications and challenges. Inf. Process. Manag. 45 (3) (2009)
Nantia D. Iakovidou, Alexandros Nanopoulos, Yannis Manolopoulos
Ranking genes based on kernels. Intell. Decis. Technol. 3 (4) (2009)
Eleftherios Tiakas, Apostolos N. Papadopoulos, Alexandros Nanopoulos, Yannis Manolopoulos
Node and edge selectivity estimation for range queries in spatial networks. Inf. Syst. 34 (3) (2009)
Maria M. Ruxanda, Bee Yong Chua, Alexandros Nanopoulos, Christian S. Jensen
Emotion-based music retrieval on a well-reduced audio feature space. ICASSP (2009)
Milos Radovanovic, Alexandros Nanopoulos, Mirjana Ivanovic
Nearest neighbors in high-dimensional data: the emergence and influence of hubs. ICML (2009)
Eleftherios Tiakas, Apostolos Papadopoulos, Alexandros Nanopoulos, Yannis Manolopoulos, Dragan Stojanovic, Slobodanka Djordjevic-Kajan
Searching for similar trajectories in spatial networks. J. Syst. Softw. 82 (5) (2009)
Avare Stewart, Ernesto Diaz-Aviles, Wolfgang Nejdl, Leandro Balby Marinho, Alexandros Nanopoulos, Lars Schmidt-Thieme
Cross-tagging for personalized open social networking. Hypertext (2009)
Alexandros Nanopoulos
Detecting Hubs in Music Audio Based on Network Analysis. DAGM-Symposium (2009)
Alexandros Nanopoulos, Milos Radovanovic, Mirjana Ivanovic
How does high dimensionality affect collaborative filtering? RecSys (2009)
Ioannis Karydis, Alexandros Nanopoulos, Hans-Henning Gabriel, Myra Spiliopoulou
Tag-Aware Spectral Clustering of Music Items. ISMIR (2009)
Panagiotis Symeonidis, Alexandros Nanopoulos, Yannis Manolopoulos
MoviExplain: a recommender system with explanations. RecSys (2009)
Steffen Rendle, Leandro Balby Marinho, Alexandros Nanopoulos, Lars Schmidt-Thieme
Learning optimal ranking with tensor factorization for tag recommendation. KDD (2009)
Alexandros Nanopoulos, Hans-Henning Gabriel, Myra Spiliopoulou
Spectral Clustering in Social-Tagging Systems. WISE (2009)
Panagiotis Symeonidis, Alexandros Nanopoulos, Yannis Manolopoulos
Providing Justifications in Recommender Systems. IEEE Trans. Syst. Man Cybern. Part A 38 (6) (2008)
Nikolaos Dimokas, Nikolaos Mittas, Alexandros Nanopoulos, Lefteris Angelis
A Prototype System for Educational Data Warehousing and Mining. Panhellenic Conference on Informatics (2008)
Eleftherios Tiakas, Apostolos N. Papadopoulos, Alexandros Nanopoulos, Yannis Manolopoulos
Selectivity estimation in spatial networks. SAC (2008)
Maria M. Ruxanda, Alexandros Nanopoulos, Christian S. Jensen, Yannis Manolopoulos
Ranking music data by relevance and importance. ICME (2008)
Dragan Stojanovic, Apostolos N. Papadopoulos, Bratislav Predic, Slobodanka Djordjevic-Kajan, Alexandros Nanopoulos
Continuous range monitoring of mobile objects in road networks. Data Knowl. Eng. 64 (1) (2008)
Dimitrios Rafailidis, Alexandros Nanopoulos, Yannis Manolopoulos, Emilios Cambouropoulos
Detection of Stream Segments in Symbolic Musical Data. ISMIR (2008)
Ioannis Karydis, Alexandros Nanopoulos, Apostolos N. Papadopoulos, Dimitrios Katsaros, Yannis Manolopoulos
Music Retrieval Over Wireless Ad-Hoc Networks. IEEE Trans. Speech Audio Process. 16 (6) (2008)
Panagiotis Symeonidis, Alexandros Nanopoulos, Yannis Manolopoulos
Tag recommendations based on tensor dimensionality reduction. RecSys (2008)
Panagiotis Symeonidis, Alexandros Nanopoulos, Apostolos N. Papadopoulos, Yannis Manolopoulos
Nearest-biclusters collaborative filtering based on constant and coherent values. Inf. Retr. 11 (1) (2008)
Panagiotis Symeonidis, Alexandros Nanopoulos, Apostolos N. Papadopoulos, Yannis Manolopoulos
Collaborative recommender systems: Combining effectiveness and efficiency. Expert Syst. Appl. 34 (4) (2008)
Panagiotis Symeonidis, Maria M. Ruxanda, Alexandros Nanopoulos, Yannis Manolopoulos
Ternary Semantic Analysis of Social Tags for Personalized Music Recommendation. ISMIR (2008)
Apostolos N. Papadopoulos, Apostolos Lyritsis, Alexandros Nanopoulos, Yannis Manolopoulos
Domination Mining and Querying. DaWaK (2007)
Alexandros Nanopoulos, Athanasios Nikolaidis, Apostolos N. Papadopoulos
Broadcasting Images in Wireless Networks. WOWMOM (2007)
Alexandros Nanopoulos, Apostolos N. Papadopoulos, Yannis Manolopoulos
Mining association rules in very large clustered domains. Inf. Syst. 32 (5) (2007)
Panagiotis Symeonidis, Alexandros Nanopoulos, Yannis Manolopoulos
Feature-Weighted User Model for Recommender Systems. User Modeling (2007)
Ioannis Karydis, Alexandros Nanopoulos, Apostolos N. Papadopoulos, Emilios Cambouropoulos
VISA: The Voice Integration/Segregation Algorithm. ISMIR (2007)
Stefanos Ougiaroglou, Alexandros Nanopoulos, Apostolos N. Papadopoulos, Yannis Manolopoulos, Tatjana Welzer-Druzovec
-Nearest-Neighbor Classification Using a Dynamic Number of Nearest Neighbors. ADBIS (2007)
Alexandros Nanopoulos, Apostolos N. Papadopoulos, Yannis Manolopoulos, Tatjana Welzer-Druzovec
Robust Classification Based on Correlations Between Attributes. Int. J. Data Warehous. Min. 3 (3) (2007)
Alexandros Nanopoulos
Collaborative Filtering Based on Transitive Correlations Between Items. ECIR (2007)
Ioannis Karydis, Alexandros Nanopoulos, Yannis Manolopoulos
Finding maximum-length repeating patterns in music databases. Multim. Tools Appl. 32 (1) (2007)
Panagiotis Symeonidis, Alexandros Nanopoulos, Apostolos Papadopoulos, Yannis Manolopoulos
Nearest-Biclusters Collaborative Filtering with Constant Values. WEBKDD (2006)
Apostolos N. Papadopoulos, Alexandros Nanopoulos, Yannis Manolopoulos
Processing Distance Join Queries with Constraints. Comput. J. 49 (3) (2006)
Panagiotis Symeonidis, Alexandros Nanopoulos, Apostolos Papadopoulos, Yannis Manolopoulos
Collaborative Filtering Based on User Trends. GfKl (2006)

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Publication Activity (10 Years)

Top Topics

Top Venues

Alexandros Nanopoulos