Constantine Kotropoulos, Ass. Prof. - Publications

Affiliations: 
Computer Science Aristotle University of Thessaloniki, Thessaloniki, Greece 

91 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2017 Pantraki E, Kotropoulos C, Lanitis A. Age interval and gender prediction using PARAFAC2 and SVMs based on visual and aural features Iet Biometrics. 6: 290-298. DOI: 10.1049/Iet-Bmt.2016.0122  0.327
2015 Kotropoulos C, Pitas I. On the Theoretical properties of Lp mean comparators European Signal Processing Conference. 2015.  0.331
2014 Bassiou N, Kotropoulos C, Pitas I. Greek folk music denoising under a symmetric α-stable noise assumption Proceedings of the 2014 10th International Conference On Heterogeneous Networking For Quality, Reliability, Security and Robustness, Qshine 2014. 18-23. DOI: 10.1109/QSHINE.2014.6928654  0.348
2014 Panagakis Y, Kotropoulos C. Elastic Net subspace clustering applied to pop/rock music structure analysis Pattern Recognition Letters. 38: 46-53. DOI: 10.1016/J.Patrec.2013.10.021  0.308
2013 Panagakis Y, Kotropoulos C. Telephone handset identification by collaborative representations International Journal of Digital Crime and Forensics. 5: 1-14. DOI: 10.4018/Ijdcf.2013100101  0.351
2013 Panagakis Y, Kotropoulos C. Music classification by low-rank semantic mappings Eurasip Journal On Audio, Speech, and Music Processing. 2013. DOI: 10.1186/1687-4722-2013-13  0.341
2013 Giouvanakis E, Kotropoulos C, Theodoridis A, Pitas I. A game with a purpose for annotating greek folk music in a web content management system 2013 18th International Conference On Digital Signal Processing, Dsp 2013. DOI: 10.1109/ICDSP.2013.6622715  0.33
2010 Benetos E, Kotropoulos C. Non-negative tensor factorization applied to music genre classification Ieee Transactions On Audio, Speech and Language Processing. 18: 1955-1967. DOI: 10.1109/Tasl.2010.2040784  0.376
2010 Panagakis Y, Kotropoulos C, Arce GR. Non-negative multilinear principal component analysis of auditory temporal modulations for music genre classification Ieee Transactions On Audio, Speech and Language Processing. 18: 576-588. DOI: 10.1109/Tasl.2009.2036813  0.35
2010 Kotti M, Paternò F, Kotropoulos C. Speaker-independent negative emotion recognition 2010 2nd International Workshop On Cognitive Information Processing, Cip2010. 417-422. DOI: 10.1109/CIP.2010.5604091  0.594
2009 Kotropoulos C, Pitas I. Visual speech processing and recognition Visual Speech Recognition: Lip Segmentation and Mapping. 261-293. DOI: 10.4018/978-1-60566-186-5.ch009  0.392
2009 Kotropoulos C, Arce GR. Linear classifier with reject option for the detection of vocal fold paralysis and vocal fold edema Eurasip Journal On Advances in Signal Processing. 2009. DOI: 10.1155/2009/203790  0.311
2009 Almpanidis G, Kotti M, Kotropoulos C. Robust detection of phone boundaries using model selection criteria with few observations Ieee Transactions On Audio, Speech and Language Processing. 17: 287-298. DOI: 10.1109/Tasl.2008.2009162  0.657
2009 Buciu I, Kotropoulos C, Pitas I. Comparison of ICA approaches for facial expression recognition Signal, Image and Video Processing. 3: 345-361. DOI: 10.1007/S11760-008-0074-3  0.485
2008 Kotti M, Ververidis D, Evangelopoulos G, Panagakis I, Kotropoulos C, Maragos P, Pitas I. Audio-assisted movie dialogue detection Ieee Transactions On Circuits and Systems For Video Technology. 18: 1618-1627. DOI: 10.1109/Tcsvt.2008.2005613  0.698
2008 Kotti M, Benetos E, Kotropoulos C. Computationally efficient and robust BIC-based speaker segmentation Ieee Transactions On Audio, Speech and Language Processing. 16: 920-933. DOI: 10.1109/Tasl.2008.925152  0.667
2008 Almpanidis G, Kotropoulos C. Phonemic segmentation using the generalised Gamma distribution and small sample Bayesian information criterion Speech Communication. 50: 38-55. DOI: 10.1016/J.Specom.2007.06.005  0.336
2008 Ververidis D, Kotropoulos C. Fast and accurate sequential floating forward feature selection with the Bayes classifier applied to speech emotion recognition Signal Processing. 88: 2956-2970. DOI: 10.1016/J.Sigpro.2008.07.001  0.382
2008 Kotti M, Moschou V, Kotropoulos C. Speaker segmentation and clustering Signal Processing. 88: 1091-1124. DOI: 10.1016/J.Sigpro.2007.11.017  0.642
2008 Kotti M, Kotropoulos C. Gender classification in two Emotional Speech databases Proceedings - International Conference On Pattern Recognition 0.608
2007 Černeková Z, Kotropoulos C, Pitas I. Video shot-boundary detection using singular-value decomposition and statistical tests Journal of Electronic Imaging. 16. DOI: 10.1117/1.2812528  0.428
2007 Kyperountas M, Kotropoulos C, Pitas I. Enhanced eigen-audioframes for audiovisual scene change detection Ieee Transactions On Multimedia. 9: 785-797. DOI: 10.1109/Tmm.2007.893337  0.499
2007 Moschou V, Kotti M, Benetos E, Kotropoulos C. Systematic comparison of BIC-based speaker segmentation systems 2007 Ieee 9th International Workshop On Multimedia Signal Processing, Mmsp 2007 - Proceedings. 66-69. DOI: 10.1109/MMSP.2007.4412819  0.594
2007 Moschou V, Ververidis D, Kotropoulos C. Assessment of self-organizing map variants for clustering with application to redistribution of emotional speech patterns Neurocomputing. 71: 147-156. DOI: 10.1016/J.Neucom.2007.08.013  0.318
2007 Kotti M, Benetos E, Kotropoulos C, Pitas I. A neural network approach to audio-assisted movie dialogue detection Neurocomputing. 71: 157-166. DOI: 10.1016/J.Neucom.2007.08.006  0.684
2007 Almpanidis G, Kotropoulos C, Pitas I. Combining text and link analysis for focused crawling-An application for vertical search engines Information Systems. 32: 886-908. DOI: 10.1016/J.Is.2006.09.004  0.468
2007 Bassiou N, Kotropoulos C. Color image histogram equalization by absolute discounting back-off Computer Vision and Image Understanding. 107: 108-122. DOI: 10.1016/J.Cviu.2006.11.012  0.32
2007 Benetos E, Kotti M, Kotropoulos C. Large scale musical instrument identification Proceedings of the 4th Sound and Music Computing Conference, Smc 2007. 283-286.  0.561
2006 Kotti M, Martins LGPM, Benetos E, Cardoso JS, Kotropoulos C. Automatic speaker segmentation using multiple features and distance measures: A comparison of three approaches 2006 Ieee International Conference On Multimedia and Expo, Icme 2006 - Proceedings. 2006: 1101-1104. DOI: 10.1109/ICME.2006.262727  0.62
2006 Benetos E, Kotti M, Kotropoulos C. Applying supervised classifiers based on non-negative matrix factorization to musical instrument classification 2006 Ieee International Conference On Multimedia and Expo, Icme 2006 - Proceedings. 2006: 2105-2108. DOI: 10.1109/ICME.2006.262650  0.616
2006 Ververidis D, Kotropoulos C. Emotional speech recognition: Resources, features, and methods Speech Communication. 48: 1162-1181. DOI: 10.1016/J.Specom.2006.04.003  0.344
2006 Buciu I, Kotropoulos C, Pitas I. Demonstrating the stability of support vector machines for classification Signal Processing. 86: 2364-2380. DOI: 10.1016/J.Sigpro.2005.11.005  0.506
2006 Benetos E, Kotti M, Kotropoulos C. Musical instrument classification using non-negative matrix factorization algorithms and subset feature selection Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 5: V221-V224.  0.621
2006 Kotti M, Benetos E, Kotropoulos C. Automatic speaker change detection with the bayesian information criterion using MPEG-7 features and a fusion scheme Proceedings - Ieee International Symposium On Circuits and Systems. 1856-1859.  0.611
2006 Benetos E, Kotti M, Kotropoulos C. Musical instrument classification using non-negative matrix factorization algorithms and subset feature selection Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 5: V221-V224.  0.621
2006 Kotti M, Kotropoulos C, Ziólko B, Pitas I, Moschou V. A framework for dialogue detection in movies Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 4105: 371-378.  0.65
2005 Albu F, Kotropoulos C, Cernekova Z, Pitas I. New affine projection algorithms based on Gauss-Seidel method Isscs 2005: International Symposium On Signals, Circuits and Systems - Proceedings. 2: 565-568. DOI: 10.1109/ISSCS.2005.1511303  0.377
2005 Černeková Z, Kotropoulos C, Nikolaidis N, Pitas I. Video shot segmentation using fusion of svd and mutual information features Proceedings - Ieee International Symposium On Circuits and Systems. 3849-3852. DOI: 10.1109/ISCAS.2005.1465470  0.424
2005 Almpanidis G, Kotropoulos C, Pitas I. Focused crawling using latent semantic indexing - An application for vertical search engines Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 3652: 402-413. DOI: 10.1007/11551362_36  0.351
2004 Georgakis A, Kotropoulos C, Xafopoulos A, Pitas I. Marginal median SOM for document organization and retrieval. Neural Networks : the Official Journal of the International Neural Network Society. 17: 365-77. PMID 15037354 DOI: 10.1016/J.Neunet.2003.08.008  0.464
2004 Xafopoulos A, Kotropoulos C, Almpanidis G, Pitas I. Language identification in web documents using discrete HMMs Pattern Recognition. 37: 583-594. DOI: 10.1016/J.Patcog.2003.05.001  0.464
2004 Laftsidis C, Kotropoulos C, Pitas I. MPEG-4 compliant reproduction of face animation created in Maya 2004 Ieee International Conference On Multimedia and Expo (Icme). 1: 125-128.  0.382
2004 Rispoli R, Kotropoulos C, Pitas I. Searching relevant syllable context by clustering for alignment in Modern Greek speech 2004 Ieee International Conference On Multimedia and Expo (Icme). 3: 1779-1782.  0.394
2004 Ververidis D, Kotropoulos C, Pitas I. Automatic emotional speech classification Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 1: I593-I596.  0.428
2004 Kyperountas M, Cernekova Z, Kotropoulos C, Gavrielides M, Pitas I. Audio PCA in a novel multimedia scheme for scene change detection Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 4: IV-353-IV-356.  0.387
2003 Černeková Z, Kotropoulos C, Pitas I. Video shot segmentation using singular value decomposition Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 3: 181-184. DOI: 10.1109/ICME.2003.1221613  0.388
2003 Kotropoulos C, Pitas I. Segmentation of ultrasonic images using Support Vector Machines Pattern Recognition Letters. 24: 715-727. DOI: 10.1016/S0167-8655(02)00177-0  0.526
2003 Kotropoulos C, Pitas I, Petropulu A. Ultrasonic Image Processing and Analysis Pattern Recognition Letters. 24: iii. DOI: 10.1016/S0167-8655(02)00170-8  0.443
2003 Buciu I, Kotropoulos C, Pitas I. ICA and Gabor representation for facial expression recognition Ieee International Conference On Image Processing. 2: 855-858.  0.418
2003 Kovásznai G, Kotropoulos C, Pitas I. CAML - A universal configuration language for dialogue systems Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 2736: 896-906.  0.35
2002 Gordan M, Kotropoulos C, Pitas I. A support vector machine-based dynamic network for visual speech recognition applications Eurasip Journal On Applied Signal Processing. 2002: 1248-1259. DOI: 10.1155/S1110865702207039  0.515
2002 Kotropoulos C, Pitas I. Signal detection using support vector machines in the presence of ultrasonic speckle Proceedings of Spie - the International Society For Optical Engineering. 4687: 304-315. DOI: 10.1117/12.462166  0.412
2002 Kotropoulos C, Pappas M, Pitas I. Sorting networks using L p mean comparators for signal processing applications Ieee Transactions On Signal Processing. 50: 2716-2729. DOI: 10.1109/Tsp.2002.804069  0.466
2002 Tefas A, Kotropoulos C, Pitas I. Face verification using elastic graph matching based on morphological signal decomposition Signal Processing. 82: 833-851. DOI: 10.1016/S0165-1684(02)00157-3  0.508
2002 Dugelay JL, Junqua JC, Kotropoulos C, Kuhn R, Perronnin F, Pitas I. Recent advances in biometric person authentication Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 4: IV/4060-IV/4063.  0.337
2002 Gordan M, Kotropoulos C, Pitas I. Application of support vector machines classifiers to visual speech recognition Ieee International Conference On Image Processing. 3: III/129-III/132.  0.431
2002 Georgakis A, Kotropoulos C, Pitas I. A SOM variant based on the Wilcoxon test for document organization and retrieval Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 2415: 993-998.  0.368
2002 Gordan M, Kotropoulos C, Pitas I. A temporal network of support vector machine classifiers for the recognition of visual speech Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 2308: 355-365.  0.434
2002 Buciu I, Kotropoulos C, Pitas I. On the stability of support vector machines for face detection Ieee International Conference On Image Processing. 3: III/121-III/124.  0.427
2001 Tefas A, Kotropoulos C, Pitas L. Using Support Vector Machines to enhance the performance of elastic graph matching for frontal face authentication Ieee Transactions On Pattern Analysis and Machine Intelligence. 23: 735-746. DOI: 10.1109/34.935847  0.327
2001 Bassiou N, Kotropoulos C, Kosmidis T, Pitas I. Frontal face detection using support vector machines and back-propagation neural networks Ieee International Conference On Image Processing. 1: 1026-1029.  0.43
2001 Buciu I, Kotropoulos C, Pitas I. Combining support vector machines for accurate face detection Ieee International Conference On Image Processing. 1: 1054-1057.  0.443
2000 Kotropoulos C, Tefas A, Pitas I. Frontal face authentication using morphological elastic graph matching. Ieee Transactions On Image Processing : a Publication of the Ieee Signal Processing Society. 9: 555-60. PMID 18255429 DOI: 10.1109/83.841933  0.529
2000 Kotropoulos CL, Tefas A, Pitas I. Frontal face authentication using discriminating grids with morphological feature vectors Ieee Transactions On Multimedia. 2: 14-26. DOI: 10.1109/6046.825791  0.477
2000 Kotropoulos C, Tefas A, Pitas I. Morphological elastic graph matching applied to frontal face authentication under well-controlled and real conditions Pattern Recognition. 33: 1935-1947. DOI: 10.1016/S0031-3203(99)00185-5  0.495
2000 Tefas A, Kotropoulos C, Pitas I. Using support vector machines for face authentication based on elastic graph matching Ieee International Conference On Image Processing. 1: 29-32.  0.426
2000 Matas J, Hamouz M, Jonsson K, Kittler J, Li Y, Kotropoulos C, Tefas A, Pitas I, Tan T, Yan H, Smeraldi F, Bigun J, Capdevielle N, Gerstner W, Ben-Yacoub S, et al. Comparison of face verification results on the XM2VTS database Proceedings - International Conference On Pattern Recognition. 15: 858-861.  0.413
1999 Kotropoulos C, Pitas I. Adaptive multichannel marginal L-filters Optical Engineering. 38: 688-704. DOI: 10.1117/1.602112  0.407
1999 Kotropoulos C, Tefas A, Pitas I. Morphological elastic graph matching applied to frontal face authentication under optimal and real conditions International Conference On Multimedia Computing and Systems -Proceedings. 2: 934-938.  0.397
1999 Tefas A, Menguy Y, Kotropoulos C, Richard G, Pitas I, Lockwood P. Compensating for variable recording conditions in frontal face authentication algorithms Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 6: 3561-3564.  0.403
1998 Tsekeridou S, Kotropoulos C, Pitas I. Adaptive order statistic filters for the removal of noise from corrupted images Optical Engineering. 37: 2798-2816. DOI: 10.1117/1.601819  0.403
1998 Tefas A, Kotropoulos C, Pitas I. Face verification based on morphological shape decomposition Proceedings - 3rd Ieee International Conference On Automatic Face and Gesture Recognition, Fg 1998. 36-41. DOI: 10.1109/AFGR.1998.670922  0.435
1998 Kotropoulos C, Nikolaidis N, Borş AG, Pitas I. Robust and adaptive techniques in self-organizing neural networks International Journal of Computer Mathematics. 67: 183-200. DOI: 10.1016/S0362-546X(97)00378-7  0.447
1998 Tefas A, Kotropoulos C, Pitas I. Variants of dynamic link architecture based on mathematical morphology for frontal face authentication Proceedings of the Ieee Computer Society Conference On Computer Vision and Pattern Recognition. 814-819.  0.397
1998 Kotropoulos C, Tefas A, Pitas I. Frontal face authentication using variants of dynamic link matching based on mathematical morphology Ieee International Conference On Image Processing. 1: 122-126.  0.407
1997 Kotropoulos C, Pitas I, Fischer S, Duc B. Face authentication using morphological dynamic link architecture Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 1206: 169-176.  0.39
1997 Kotropoulos C, Tefas A, Pitas I. Face authentication based on morphological shape decomposition Iee Conference Publication. 794-798.  0.432
1997 Kotropoulos C, Pitas I. Face authentication based on morphological grid matching Ieee International Conference On Image Processing. 1: 105-108.  0.422
1996 Kotropoulos C, Pitas I. Adaptive LMS L-filters for noise suppression in images. Ieee Transactions On Image Processing : a Publication of the Ieee Signal Processing Society. 5: 1596-609. PMID 18290078 DOI: 10.1109/83.544568  0.47
1996 Pitas I, Kotropoulos C, Nikolaidis N, Yang R, Gabbouj M. Order statistics learning vector quantizer. Ieee Transactions On Image Processing : a Publication of the Ieee Signal Processing Society. 5: 1048-53. PMID 18285191 DOI: 10.1109/83.503919  0.506
1996 Pitas I, Kotropoulos C, Venetsanopoulos AN. Techniques in knowledge-based signal/image processing and their application in geophysical image interpretation Control and Dynamic Systems. 77: 1-48. DOI: 10.1016/S0090-5267(96)80027-2  0.457
1996 Kofidis E, Theodoridis S, Kotropoulos C, Pitas I. Nonlinear adaptive filters for speckle suppression in ultrasonic images Signal Processing. 52: 357-372. DOI: 10.1016/0165-1684(96)00070-9  0.494
1994 Kotropoulos C, Magnisalis X, Pitas I, Strintzis MG. Nonlinear ultrasonic image processing based on signal-adaptive filters and self-organizing neural networks. Ieee Transactions On Image Processing : a Publication of the Ieee Signal Processing Society. 3: 65-77. PMID 18291909 DOI: 10.1109/83.265980  0.502
1994 Kotropoulos C, Pitas I. Multichannel L Filters Based on Marginal Data Ordering Ieee Transactions On Signal Processing. 42: 2581-2595. DOI: 10.1109/78.324725  0.474
1994 Pitas I, Kotropoulos C, Nikolaidis N, Yang R, Gabbouj M. Class of order statistics learning vector quantizers Proceedings - Ieee International Symposium On Circuits and Systems. 6: 387-390.  0.387
1993 Kotropoulos C, Pitas I, Magnisalis X, Strintzis MG. Variant of learning vector quantizer based on the L2 mean for segmentation of ultrasonic images Proceedings - Ieee International Symposium On Circuits and Systems. 1: 679-682.  0.425
1993 Kotropoulos C, Pitas I, Maglara A. Voronoi tessellation and Delauney triangulation using Euclidean disk growing in Z2 Proceedings - Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing. 5: V-29-V-32.  0.332
1992 Kotropoulos C, Pitas I. Optimum nonlinear signal detection and estimation in the presence of ultrasonic speckle. Ultrasonic Imaging. 14: 249-75. PMID 1448891 DOI: 10.1016/0161-7346(92)90066-5  0.459
1992 Kotropoulos C, Pitas I. Constrained adaptive LMS L-filters Signal Processing. 26: 335-358. DOI: 10.1016/0165-1684(92)90119-H  0.482
1992 Pitas I, Kotropoulos C. A texture-based approach to the segmentation of seismic images Pattern Recognition. 25: 929-945. DOI: 10.1016/0031-3203(92)90059-R  0.504
1992 Kotropoulos C, Pitas I. Design of constrained adaptive LMS L-filters 6th Mediterranean Electrotechnical Conference. 379-382.  0.361
Show low-probability matches.