[1]  I.Amerini, P.Bestagini, L.Bondi, R.Caldelli, M.Casini, S.Tubaro,  "Robust smartphone fingerprint by mixing device sensors features for mobile strong authentication",  Electronic Imaging 2016, , San Francisco ,  14-19 febbraio 2016.
[2]  R.Caldelli, I.Amerini, A.Costanzo,  "SIFT match removal and keypoint preservation through dominant orientation shift",  European Signal Processing Conference (EUSIPCO) 2015, Nice, France ,  31st August- 4th September 2015 .
[3]  I.Amerini, R.Becarelli, R.Caldelli, A.Del Mastio,  "Splicing Forgeries Localization through the Use of First Digit Features",  IEEE Workshop on Information Forensics and Security at IEEE GlobalSIP 2014, Atlanta (US),  3-5 December 2014.
[4]  I.Amerini, F.Battisti, R.Caldelli, M.Carli, A.Costanzo,  "Exploiting perceptual quality issues in countering SIFT-based forensic methods ",  2014 IEEE International Conference on Acoustics, Speech, and Signal Processing ICASSP 2014, Florence, Italy,  May 4-9, 2014.
[5]  P.Mazzanti, R.Caldelli,  "SMartART - When the images speak of art",  MWF2014: Museums and the Web Florence 2014, Florence,  18-21/02/2014.
[6]  I.Amerini, R.Caldelli, A.Del Bimbo, A.Di Fuccia, A.P.Rizzo, L.Saravo,  "Forgery detection from printed images: a tool in crime scene analysis",  AAFS 66th Annual Scientific Meeting, Seattle, WA,  .
[7]  I.Amerini, R.Caldelli, A.Del Bimbo, A.Di Fuccia, A.P.Rizzo, L.Saravo,  "Copy-Move Forgery Detection from Printed Images",  Proc. SPIE Electronic Imaging, San Francisco, CA US,  february 2014.
[8]  I.Amerini, M.Barni, R.Caldelli, A.Costanzo,  "SIFT keypoint removal and injection for countering matching-based Image Forensics",  IH&MMSec’13 ACM Information Hiding and Multimedia Security Workshop, Montpellier, France,  17-19 June 2013.
[9]  I.Amerini, R.Ballan, R.Caldelli, A.Del Bimbo, L.Del Tongo, G.Serra,  "An Effective Tool for Copy-Move Forgery Detection and Localization",  Workshop on Information Forensics & Security (WIFS 2012), Tenerife, Spain,  2-5 December 2012.
[10]  R.Caldelli, I.Amerini, R.Ballan, G.Serra, M.Barni, A.Costanzo,  "On the effectiveness of local warping against SIFT-based copy-move detection",  V International Symposium on Communications, Control & Signal Processing (ISCCSP12), Rome, Italy,  May 2-4 2012.
[11]  R.Caldelli, I.Amerini, A.Novi,  "An analysis on attacker actions in fingerprint-copy attack in source camera identification",  Workshop on Information Forensics & Security (WIFS 2011), Foz do Iguaçu, Brazil,  November 29th - December 2nd, 2011.
[12]  I.Amerini, R.Ballan, R.Caldelli, A.Del Bimbo, L.Del Tongo, G.Serra,  "An image forensics tool for copy-move detection and localization",  Proc. of IEEE International Conference on Multimedia & Expo (ICME), July 2011, Barcelona, Spain,  11-15 July 2011.
[13]  R.Caldelli, I.Amerini, F.Picchioni , M.Innocenti,  "Fast Image Clustering of Unknown Source Images",  Workshop on Information Forensics & Security (WIFS 2010), Seattle, WA, USA ,  December 12-15, 2010.
[14]  M.Fontani, A.De Rosa, R.Caldelli, F.Filippini, A.Piva, M.Consalvo, V.Cappellini,  "Reversible Watermarking for Image Integrity Verification in Hierarchical PACS",  Proceedings of the 12th ACM workshop on Multimedia and security 2010, Rome, Italy, 9-10 Sept 2010.
[15]  I.Amerini, R.Ballan, R.Caldelli, A.Del Bimbo, G.Serra,  "Geometric Tampering Estimation By Means of A Sift-Based Forensic Analysis",  2010 IEEE International Conference on Acoustics, Speech, and Signal Processing ICASSP 2010, Dallas, Texas, U.S.A.,  March 14-19, 2010.
[16]  M.Fenzi, H.Liu, M.Steinbach, R.Caldelli,  "Markov random fields pre-warping to prevent collusion in image transaction watermarking",  in Proceeding of the 7th IASTED International Conference on Signal Processing, Pattern Recognition and Applications (SPPRA 2010) [Best Paper Award], Innsbruck Austria,  February 17-19 2010.
[17]  R.Caldelli, R.Becarelli, F.Filippini, F.Picchioni , R.Giorgetti,  "Electronic voting by means of Digital terrestrial Television: the infrastructure, security issues and a real test-bed",  Proc. Of 9th IFIP Conference on e-Business, e-Services and e-Society, Nancy, France,  September 2009.
[18]  T.Psohlavec , J.Heller , R.Caldelli, T.Parkola,  "Personalization based on users’ requirements in Manuscriptorium (European Digital Library of Manuscripts)",  Proceedings of the Workshop on Advanced Technologies for Digital Libraries 2009 (AT4DL2009), Trento, Italy,  8th September, 2009.
[19]  I.Amerini, R.Caldelli, V.Cappellini, F.Picchioni , A.Piva,  "Analysis of Denoising Filters for Photo Response Non Uniformity Noise Extraction in Source Camera Identification",  16th Int. Conference on Digital Signal Processing, Santorini Greece,  5-7 July, 2009.
[20]  R.Caldelli, C.Mazurek , P.Mazzanti, T.Parkola, M.Werla ,  "Users requirements for personalised virtual digital libraries",  Qualitative and Quantitative Methods in Libraries Theory and Applications Proceedings of the International Conference on QQML2009, Chania, Crete, Greece,  26-29 May, 2009.
[21]  R.Caldelli, I.Amerini, F.Picchioni , V.Cappellini,  "Multimedia forensics: technologies for imagery investigation",  EVA 2009 Florence, Florence, Italy,  28-30 April, 2009.
[22]  R.Caldelli, I.Amerini, F.Picchioni ,  "Distinguishing between camera and scanned images by means of frequency analysis",  Proceedings of e-Forensics 2009: The International Conference on Forensic Applications and Techniques in Telecommunications, Information and Multimedia [Best Paper Award], Adelaide, Australia,  19-21 January, 2009.
[23]  I.Amerini, R.Becarelli, G.Ballocca , R.Borri , R.Caldelli, F.Filippini,  "Integration between Digital Terrestrial Television and Internet by means of a DVB-MHP web browser",  5th International Conference on Web Information Systems and Technologies, Lisboa, Portugal,  23-26 March, 2009.
[24]  A.Del Mastio, V.Cappellini, R.Caldelli, A.De Rosa, A.Piva,  "Virtual restoration and protection of cultural heritage images",  Proceedings of the 15th International Conference on Digital Signal Processing, DSP2007, Cardiff University, Wales, UK,  July 1-4, 2007.
[25]  A.Del Mastio, R.Caldelli, A.De Rosa, A.Piva, V.Cappellini,  "Image processing for cultural heritage protection and virtual restoration",  Proceedings Eva’2007 Florence, Electronic Imaging & the Visual Arts, Firenze, Italy,  March 26-30, 2007.
[26]  N.Mondaini, R.Caldelli, A.Piva, V.Cappellini, M.Barni,  "Detection of malevolent changes in digital video for forensic applications",  Security, Steganography, and Watermarking of Multimedia Contents IX, San Josè, CA, USA,  28 January – 1 February 2007.
[27]  R.Caldelli, A.De Rosa, P.Campisi, M.Carli, A.Neri,  "Perceptual aspect exploitation in video data hiding",  Proc. of Second International Workshop on Video Processing and Quality Metrics for Consumer Electronics VPQM06, Scottsdale, Arizona,  22/01/2006-24/01/2006.
[28]  R.Caldelli, V.Cappellini,  "A technology for copyright protection of valuable digital contents: security issues in digital watermarking",  Proceedings of International Conference Eva 2005 Moscow, Moscow, Russia,  28 November – 2 December 2005.
[29]  R.Caldelli, A.Piva, M.Barni, A.Carboni,  "Effectiveness of ST-DM watermarking against intra-video collusion",  Proceedings of 4th International Workshop on Digital Watermarking IWDW 2005, Siena, Italy,  September 15-17, 2005.
[30]  M.Barni, R.Caldelli, M.Corsini, A.De Rosa, A.Piva,  "Coping with Random Bending Attack by means of Exhaustive Search Detection",  First WAVILA Challenge (WaCha), ECRYPT Workshop, Barcelona, Spain,  8-9 June, 2005.
[31]  A.De Rosa, R.Caldelli, A.Piva,  "Labelling and authentication for medical imaging through data hiding",  From Data and Information Analysis to Knowledge Engineering (Proc. of the 29th Annual Conference of the Gesellschaft fur Klassifikation e.V.), University of Magdeburg,  March 9-11, 2005.
[32]  A.Piva, R.Caldelli, F.Filippini,  "Data hiding for error concealment of H.264/AVC video transmission over mobile networks",  Multimedia on Mobile Devices, Proceedings of SPIE Vol. 5684, San Jose, CA, USA,  16-20 January 2005.
[33]  R.Caldelli, A.De Rosa, M.Barni, R.Becarelli,  "Coping with local geometric attacks by means of optic-flow-based resynchronization for robust watermarking",  Proceedings of SPIE, Security and Watermarking of Multimedia Contents VII, San Jose, CA,  16/01/2005-20/01/2005.
[34]  A.Piva, R.Caldelli, F.Filippini,  "Data Hiding for Error Concealment in H.264/AVC",  Proceedings of 2004 Workshop on Multimedia Signal Processing, Siena, Italy,  29/09/2004 - 01/10/2004.
[35]  R.Caldelli, G.Macaluso, M.Barni, E.Magli,  "Joint Near-Lossless Watermarking and Compression for the Authentication of Remote Sensing Images",  CD-ROM Proceedings of IGARSS 2004,, Anchorage, Alaska,  September 20-24, 2004.
[36]  A.Piva, R.Caldelli,  "Watermarking For Image Authentication And Content Recovery",  Proceedings of the 6th COST 276 Workshop, Thessaloniki, Greece,  06/05/2004 - 07/05/2004.
[37]  A.Piva, R.Caldelli, F.Bartolini, M.Barni,  "Semi-Fragile Watermarking For Still Images Authentication And Content Recovery",  Proceedings of the 5th International Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS 2004), Lisboa, Portugal,  21/04/2004-23/04/2004.
[38]  R.Caldelli, G.Macaluso, F.Bartolini, M.Barni,  "Near-lossless image authentication transparent to near-lossless compression",  Proceedings of SPIE, Security and Watermarking of Multimedia Contents VI, ., San José, CA,  19-22, January 2004.
[39]  R.Caldelli,  "What can digital watermarking share with cryptography and coding theory?",  Proceedings of Industry Days 2003-2004, Coding and Cryptography, Milan, Italy,,  December 1, 2003.
[40]  M.Corsini, F.Uccheddu, F.Bartolini, M.Barni, R.Caldelli, V.Cappellini,  "3D Watermarking Technology: Visual Quality Aspects",  VSMM 2003 Hybrid Reality, Montreal Science Centre, Montreal, Canada,  15/10/2003-18/10/2003.
[41]  R.Caldelli, F.Bartolini, V.Cappellini,  "An infrastructure for MPEG-4 video fruition based on digital watermarking and smart cards",  Proceedings of 11th International Conference on Software Telecommunications & Computer Networks SoftCOM2003, Split-Dubrovnik (Croatia)-Venice-Ancona (Italy),  October 7 - 10, 2003.
[42]  M.Corsini, M.Barni, F.Bartolini, R.Caldelli, V.Cappellini, A.Piva,  "Towards 3D watermarking Technology",  Proceedings of the IEEE Region 8 EUROCON 2003 Conference, Ljubljana, Slovenia,  22-24/09/2003.
[43]  R.Caldelli, F.Bartolini, V.Cappellini, A.Piva, M.Barni,  "A New Self-Recovery Technique For Image Authentication",  in Springer Verlag LNCS 2849 "Visual Content Processing and Representation", Proc. of 8th International Workshop VLBV03, Madrid, Spain,  18/09/2003-19/09/2003.
[44]  R.Caldelli, F.Bartolini, V.Cappellini,  "Standard Metadata Embedding in a Digital Image",  Proceedings of 14th International Workshop on Database and Expert Systems Applications DEXA2003, Prague, Czech Republic,  September 1 - 5, 2003.
[45]  F.Bartolini, M.Barni, R.Caldelli, M.Corsini, V.Cappellini, A.De Rosa, A.Del Mastio, A.Piva, A.Nozzoli,  "The research of the Image Processing and Communications Lab of the University of Florence in the cultural heritage field",  in Optical Metrology for Arts and Multimedia (EOM03), R. Salimbeni Editor, Proceedings of SPIE, Munich, Germany,  25/06/2003-26/06/2003.
[46]  F.Bartolini, M.Barni, R.Caldelli, V.Cappellini, M.Corsini, A.Piva,  "Some Issues on 3D Watermarking",  Proceedings Eva’2003 Florence, Electronic Imaging & the Visual Arts, Firenze, Italy,  24/03/2003 - 28/03/2003.
[47]  R.Caldelli, F.Bartolini, V.Cappellini,  "Metadata hiding tightly binding information to content",  Proc. of DC-2002: Metadata for e-Communities: Supporting Diversity and Convergence, Florence, Italy,  October, 13-17, 2002.
[48]  M.Barni, F.Bartolini, R.Caldelli, V.Cappellini, M.Corsini, A.Piva,  "Watermarking technology advances: moving from 2D to 3D methods",  Proc. of EVA 2002 Harvard Symposium, Cambridge, MA,  02/10/2002-03/10/2002.
[49]  A.Piva, R.Caldelli, V.Cappellini, A.De Rosa,  "Data Hiding for Transmission Error Detection in H.263 Video”",  Proc. of 2002 Tyrrhenian International Workshop on Digital Communications IWDC 2002, Capri, Italy,  08/09/2002-11/09/2002.
[50]  R.Caldelli, F.Bartolini,  "Authorized MPEG-4 video fruition via watermarking recovering and smart card certification",  Proceedings of SPIE, Mathematics of Data/Image Coding, Compression, and Encryption V, with Applications, Seattle, WA,  7-11 July, 2002.
[51]  R.Gagliardi , S.Boi , C.Prandoni , R.Caldelli,  "Trading cultural digital objects: the Tradex project",  in on-line Proceedings of EuroChina2002 (http://www.eurochina2002.com), Beijing China,  16-20 April, 2002.
[52]  F.Bartolini, R.Caldelli, V.Cappellini, A.De Rosa, A.Piva,  "Watermarking for MPEG-4 Applications",  2nd COST 276 Workshop on Information and Knowledge Management for Integrated Media Communications in Proc. of the 1st and 2nd COST 276 Workshops on Information and Knowledge Management for Integrated Media Communications, Firenze, Italy,  25/03/2002 - 26/03/2002.
[53]  R.Caldelli, C.Prandoni , R.Gagliardi , J.Barda , M.L.Polichetti ,  "An infrastructure for digital objects transaction management: the Tradex model",  Proceedings Eva 2002 Florence, Electronic Imaging & the Visual Arts, Firenze, Italy,  March 18-22, 2002.
[54]  M.Barni, F.Bartolini, R.Caldelli, V.Cappellini, A.De Rosa, A.Piva,  "Amplitude Modulation for Readable Watermarks",  in Proc. of the 1st and 2nd COST 276 Workshops on Information and Knowledge Management for Integrated Media Communications, Leganés, Madrid, Spain,  27/11/2001-29/11/2001.
[55]  F.Bartolini, R.Caldelli, V.Cappellini,  "Direct estimate of motion parameters by means of Markov random fields",  8th IEEE International Conference on Image Processing ICIP 2001, Thessaloniki, Greece,  October 7-10, 2001.
[56]  F.Bartolini, M.Barni, V.Cappellini, R.Caldelli, A.De Rosa, A.Piva,  "MPEG-4 video data protection for Internet distribution",  Proceedings of 2001 Tyrrhenian International Workshop on Digital Communications IWDC 2001, Taormina, Italy,  17/09/2001-20/09/2001.
[57]  M.Barni, F.Bartolini, R.Caldelli, V.Cappellini, A.De Rosa, A.Piva,  "Robust Frame-Based Watermarking For Digital Video",  Proceedings of 12th International Workshop on Database and Expert Systems Applications DEXA2001, Munich, Germany,  03/09/2001-04/09/2001.
[58]  F.Bartolini, R.Caldelli, V.Cappellini,  "Electronic IPR (EIPR) Management Technologies",  ICHIM 2001 Cultural Heritage and Technologies in the Third Millennium, Milan, Italy,  September 3-7 2001.
[59]  T.Arcarese , J.Barda , F.Bartolini, R.Caldelli, V.Cappellini, K.Funami , R.Gagliardi , M.L.Polichetti ,  "Towards Cultural Multimedia & E-Commerce: the European-Japanese TRADEX Project",  EVA 2001 Scotland Glasgow, Glasgow, Scotland,  24-28 July 2001.
[60]  M.Barni, F.Bartolini, R.Caldelli, V.Cappellini, A.De Rosa, A.Piva,  "Readable watermarks suitable for Cultural Heritage copyright protection",  Proceedings of 3rd Int. Conf. On Science and Technology for the Safeguard of Cultural Heritage in the Mediterranean Basin, Alcala de Henares, Spain,  09/07/2001-14/07/2001.
[61]  R.Caldelli, M.Barni, F.Bartolini, V.Cappellini, A.Piva,  "Digital Video Watermarking for MPEG-4 applications",  Proceedings of International Conference on Media Futures, Florence, Italy,  08/05/2001-09/05/2001.
[62]  M.Barni, F.Bartolini, R.Caldelli, V.Cappellini, A.De Rosa, A.Piva,  "Readable Watermarks for Cultural Heritage Copyright Protection",  Proceedings Eva’2001 Florence, Electronic Imaging & the Visual Arts, Florence, Italy,  26/03/2001-30/03/2001.
[63]  R.Baitello, M.Barni, F.Bartolini, R.Caldelli, A.De Rosa,  "Fast Optimum Decoding for Non-Additive Readable Watermarking",  in Security and Watermarking of Multimedia Contents III, Wong, Delp, Editors, Proceedings of SPIE, San Jose, CA,  24/01/2001-26/01/2001.
[64]  F.Bartolini, M.Barni, V.Cappellini, R.Caldelli, A.De Rosa, A.Piva,  "MPEG-4 video data protection for multimedia fruition",  Proceedings of 4th International Conference on Visual Systems and Multimedia VSMM 2000, Gifu, Japan,  04/10/200-06/10/2000.
[65]  A.Piva, R.Caldelli, A.De Rosa,  "A DWT-based object watermarking system for MPEG-4 video streams",  Proceedings of 7th IEEE International Conference on Image Processing ICIP 2000, Vancouver, Canada,  10/09/2000-13/09/2000.
[66]  M.Barni, F.Bartolini, R.Caldelli, A.Piva,  "Geometric-Invariant Robust Watermarking through Constellation Matching in the Frequency Domain",  Proceedings of 7th IEEE International Conference on Image Processing ICIP 2000, Vancouver, Canada,  10/09/2000-13/09/2000.
[67]  M.Barni, F.Bartolini, R.Caldelli, A.Piva,  "A robust frame-based technique for video watermarking",  Proceedings of European Signal Processing Conference EUSIPCO 2000, Tampere, Finland,  05/09/2000-08/09/2000.
[68]  M.Barni, F.Bartolini, R.Caldelli, V.Cappellini, A.De Rosa, A.Piva, M.Wada,  "Copyright Protection of Cultural Heritage Multimedia data through Digital Watermarking Techniques",  Proceedings of 11th International Workshop on Database and Expert Systems Applications DEXA2000, London - Greenwich, United Kingdom,  04/09/2000-08/09/2000.
[69]  R.Caldelli, L.Alparone, M.Bianchini ,  "Vector filtering of single-look complex SAR data based on adaptively weighted local order statistics",  Proceedings of IGARSS 2000, Honolulu Hawaii,  July 24-28, 2000.
[70]  F.Bartolini, R.Caldelli, V.Cappellini, A.De Rosa, A.Piva,  "Digital Watermarking: a Solution to Electronic Copyright Management Systems Requirements",  9th International World Wide Web Conference, Amsterdam,  15/05/2000-19/05/2000.
[71]  M.Barni, F.Bartolini, R.Caldelli, A.De Rosa, A.Piva,  "A Robust Watermarking Approach for Raw Video",  PV2000 10th International Packet Video Workshop, Cagliari, Italy,  01/05/2000-02/05/2000.
[72]  F.Bartolini, R.Caldelli, V.Cappellini, A.De Rosa, A.Nozzoli, A.Piva,  "How Watermarking Can Really Safeguard Intellectual Property Rights Of A Virtual Museum",  Proceedings Eva’2000 Florence, Electronic Imaging & the Visual Arts, Firenze, Italy,  27/03/2000-31/03/2000.
[73]  F.Bartolini, R.Caldelli, V.Cappellini, A.De Rosa, M.Wada, A.Nozzoli, A.Piva,  "Watermarking for I.P.R. Protection of the Tuscany & Gifu Art Virtual Gallery",  Internet Imaging, Beretta, Schettini, Editors, Proceedings of SPIE, San Jose, CA,  26/01/2000-28/01/2000.
[74]  L.Alparone, F.Bartolini, M.Bianchini , R.Caldelli,  "Performance Comparison of Adaptively Weighted Scalar and Vector Median Filtering for Postprocessing of Optical Flow Fields",  Nonlinear Image Processing XI, San Jose, CA,  January 24-25, 2000.