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L. Adreani, P. Bellini, C. Colombo, M. Fanfani, P. Nesi, G. Pantaleo and R. Pisanu. "Implementing integrated digital twin modelling and representation into the Snap4City platform for smart city solutions." Multimedia Tools and Applications, Springer 2023. (Open access.)

F. Bellavia, C. Colombo, L. Morelli and F. Remondino, "Progressive keypoint localization and refinement in image matching".   In Proceedings 3rd International Workshop on Fine Art Pattern Extraction and Recognition FAPER 2023, Udine, Italy, August 2023, pp. XXX-XXX, Springer 2023. (To appear.)

L. Adreani, P. Bellini, C. Colombo, M. Fanfani, P. Nesi, G. Pantaleo and R. Pisanu. "Digital twin framework for smart city solutions." In Proceedings 28th International DMS Conference on Visualization and Visual Languages DMSVIVA 2022 (Full virtual), Pittsburgh, USA, June 2022, pp. 1-8, DMS 2022. (Best paper award.)

F. Bellavia, C. Colombo, L. Morelli and F. Remondino, "Challenges in image matching for cultural heritage: An overview and perspective".   In Proceedings 2nd International Workshop on Fine Art Pattern Extraction and Recognition FAPER 2022, Lecce, Italy, May 2022, pp. 210-222, Springer 2022.

M. Fanfani, A. Piva and C. Colombo, "PRNU registration under scale and rotation transform based on convolutional neural networks". Pattern Recognition, 124(4), 108413:1-11, Elsevier 2022. 

C. Colombo and M. Fanfani, "A closed form solution for viewing graph construction in uncalibrated vision". In Proceedings 1st ICCV Workshop on Traditional Computer Vision in the Age of Deep Learning TradiCV 2021 (Full virtual), Montreal, Canada, October 2021, IEEE 2022.

M. Fanfani, C. Colombo and F. Bellavia, "Restoration and enhancement of historical stereo photos". Journal of Imaging, 7(7), 103:1-19, special issue on Fine Art Pattern Extraction and Recognition, MDPI 2021. (Open access.)

F. Bellavia, M. Fanfani, C. Colombo and A. Piva, "Experiencing with electronic image stabilization and PRNU through scene content image registration".  Pattern Recognition Letters, 145(5):8-15, Elsevier 2021. 

G. Goretti, B. Terenzi, E. Cianfanelli, P. Crescenzi, C. Colombo and E. Civitelli, "A phygital approach to playful experience in learning process for kids with special educational needs". In Proceedings 12th International Conference on Education Technology and Computers ICETC'20 (Full virtual), Hatfield, UK, October 2020, pp. 223-229, ACM 2021.

F. Bellavia and C. Colombo, "Is there anything new to say about SIFT matching?". International Journal of Computer Vision, 128(7):1847-1866, Springer 2020.

F. Bellavia and C. Colombo, "RootsGLOH2: embedding RootSIFT `square rooting' in sGLOH2". IET Computer Vision, 14(4):138-143, IET 2020.

C. Colombo and F. Bellavia, "Local image descriptors in computer vision". IET Computer Vision, 14(4):111-112, IET 2020. (Guest editorial.)

M. Fanfani, M. Iuliani,  F. Bellavia, C. Colombo and A. Piva, "A vision-based fully automated approach to robust image cropping detection". Signal Processing: Image Communication, 80, 115629:1-13, Elsevier 2020.

F. Bellavia and C. Colombo, "Which is which? Evaluation of local descriptors for image matching in real-world scenarios".  In Proceedings 18th International Conference on Computer Analysis of Images and Patterns CAIP 2019, Salerno, Italy, September 2019, pp. 299-310, Springer 2019. 

M. Fanfani, F. Bellavia, M. Iuliani, A. Piva and C. Colombo, "FISH: Face Intensity-Shape Histogram representation for automatic face splicing detection". Journal of Visual Communication and Image Representation, 63, 102586:1-8, Elsevier 2019.

M. Fanfani and C. Colombo, "Structural change detection by direct 3D model comparison". In Proceedings 14th International Conference on Computer Vision Theory and Applications VISAPP 2019, Prague, Czech Republic, February 2019, pp. V:760-767, Scitepress 2019.

D. Comanducci, F. Bellavia and C. Colombo, "Super-resolution based magnification of endothelium cells from biomicroscope videos of the cornea". Journal of Electronic Imaging, 27(4), 043029:1-14, SPIE 2018.

M. Fanfani, F. Bellavia, G. Bassetti, F. Argenti and C. Colombo, "3D map computation from historical stereo photographs of Florence". In Proceedings International Conference on The Future of Heritage Science and Technologies Heri-Tech 2018, Florence, Italy, May 2018. IOP Conference Series: Materials Science and Engineering 364, IOP 2018. (Open access.) 

F. Bellavia and C. Colombo, "Rethinking the sGLOH descriptor". IEEE Transactions on Pattern Analysis and Machine Intelligence, 40(4):931-944, IEEE 2018.

F. Bellavia and C. Colombo, "Dissecting and reassembling color correction algorithms for image stitching". IEEE Transactions on Image Processing, 27(2):735-748, IEEE 2018.

M. Iuliani, M. Fanfani, C. Colombo and A. Piva, "Reliability assessment of principal point estimates for forensic applications". Journal of Visual Communication and Image Representation, 42:65-77, Elsevier 2017.

F. Bellavia, M. Fanfani, and C. Colombo, "Selective visual odometry for accurate AUV localization". Autonomous Robots, 41(1):133-143, Springer 2017.

M. Fanfani, F. Bellavia and C. Colombo, "Accurate keyframe selection and keypoint tracking for robust visual odometry". Machine Vision and Applications, 27(6):833-844, Springer 2016.

A. Caldini, M. Fanfani and C. Colombo, "Smartphone-based obstacle detection for the visually impaired". In Proceedings 18th International Conference on Image Analysis and Processing ICIAP 2015, Genoa, Italy, September 2015, pp. 480-488, Springer 2015.

B. Allotta, R. Costanzi, A. Ridolfi, C. Colombo, F. Bellavia, M. Fanfani et al., "The ARROWS project: Adapting and developing robotics technologies for underwater archaeology". In  Proceedings IFAC Workshop on Navigation and Control of Underwater Vehicles NGCUV 2015, Girona, Spain, April 2015, pp. 194-199, Elsevier 2015.

F. Bellavia and C. Colombo, "Estimating the best reference homography for planar mosaics from videos". In Proceedings 10th International Conference on Computer Vision Theory and Applications VISAPP 2015, Berlin, Germany, March 2015, pp. 512-519, Scitepress 2015.

F. Bellavia, M. Fanfani and C. Colombo, "Fast adaptive frame preprocessing for 3D reconstruction". In Proceedings 10th International Conference on Computer Vision Theory and Applications VISAPP 2015, Berlin, Germany, March 2015, pp. 260-267, Scitepress 2015.

R. Cipolla, C. Colombo and A. Del Bimbo, "Large-scale computer vision: Geometry, inference, and learning". Special issue of the International Journal of Computer Vision, 110(3):241-242, Springer 2014. (Guest editorial.)

F. Bellavia, M. Fanfani, F. Pazzaglia and C. Colombo, "Robust selective stereo SLAM without loop closure and bundle adjustment". In Proceedings 17th International Conference on Image Analysis and Processing ICIAP 2013, Naples, Italy, September 2013,  pp. I:462-471, Springer 2013.

M. Fanfani, F. Bellavia, F. Pazzaglia and C. Colombo, "SAMSLAM: simulated annealing monocular SLAM". In Proceedings 15th International Conference on Computer Analysis of Images and Patterns CAIP 2013, York, UK, August 2013, pp. 515-522, Springer 2013.

M. Fanfani and C. Colombo, "LaserGun: A tool for hybrid 3D reconstruction". In Proceedings 9th International Conference on Computer Vision Systems ICVS 2013, St. Petersburg, Russia, July 2013, pp. 274-283, Springer 2013.

F. Pazzaglia and C. Colombo, "Visual description and recognition of mechanical tools with a silhouette-based approach". In Proceedings 21st International Conference on Pattern Recognition ICPR 2012, Tsukuba, Japan, November 2012, pp. 2549-2552, IEEE 2012.

B. Allotta, S. Bargagliotti, L. Botarelli, A. Caiti, V. Calabrò, G. Casa, M. Cocco, S. Colantonio, C. Colombo et al., "THESAURUS project: Design of new autonomous underwater vehicles for documentation and protection of underwater archaeological sites". In Proceedings 4th International Conference on Cultural Heritage EuroMed 2012, Limassol, Cyprus, October-November 2012, pp. 486-493, Springer 2012.

C. Guida, D. Comanducci and C. Colombo, "Automatic bus line number localization and recognition on mobile phones–a computer vision aid for the visually impaired". In Proceedings 16th International Conference on Image Analysis and Processing ICIAP 2011, Ravenna, Italy, September 2011, pp. 323-332, Springer 2011.

A. Nardi, D. Comanducci and C. Colombo, "Augmented vision: Seeing beyond field of view and occlusions via uncalibrated visual transfer from multiple viewpoints". In Proceedings 15th Irish Machine Vision and Image Processing Conference IMVIP 2011, Dublin, Ireland, September 2011, pp. 42-48, IEEE 2011. (Best paper award.)

C. Colombo, D. Comanducci and A. Del Bimbo, "Shape reconstruction and texture sampling by active rectification and virtual view synthesis". Computer Vision and Image Understanding, 115(2):161-176, Elsevier 2011.

D. Comanducci, A. Maki, C. Colombo and R. Cipolla, "2D-to-3D photo rendering for 3D displays". In Proceedings 5th International Symposium on 3D Data Processing, Visualization and Transmission 3DPVT 2010, Paris, France, May 2010. (On CD-ROM.) [poster]

D. Fioravanti, C. Colombo and B. Allotta, "Self-calibrated visual servoing with respect to axial-symmetric 3D objects". Robotics and Autonomous Systems, 57(4):451-459, Elsevier 2009.

C. Colombo, A. Del Bimbo and A. Valli, "A real-time full body tracking and humanoid animation system". Parallel Computing, 34(12):718-726, Elsevier 2008. 

C. Colombo, D. Comanducci and A. Del Bimbo, "Robust tracking and remapping of eye appearance with passive computer vision". ACM Transactions on Multimedia Computing, Communications, and Applications, 3(4):1-20, ACM Press 2007.

C. Colombo, D. Comanducci and A. Del Bimbo, "Behavior monitoring through automatic analysis of video sequences". In Proceedings ACM International Conference on Image and Video Retrieval CIVR 2007, Amsterdam, The Netherlands, July 2007. (On USB key.)

C. Colombo, D. Comanducci and A. Del Bimbo, "Camera calibration with two arbitrary coaxial circles". In Proceedings 9th European Conference on Computer Vision ECCV 2006, Graz, Austria, May 2006, pp. I:265-276, Springer 2006.

A. Brazzini and C. Colombo, "Computer vision for interactive skewed video projection". In Proceedings 13th International Conference on Image Analysis and Processing ICIAP 2005, Cagliari, Italy, September 2005, pp. 139-146, Springer 2005.

C. Colombo, A. Del Bimbo and F. Pernici, "Metric 3D reconstruction and texture acquisition of surfaces of revolution from a single uncalibrated view". IEEE Transactions on Pattern Analysis and Machine Intelligence, 27(1):99-114, IEEE 2005.

C. Colombo, A. Del Bimbo and F. Pernici, "Image mosaicing from uncalibrated views of a surface of revolution". In Proceedings 15th British Machine Vision Conference BMVC 2004, London, UK, September 2004, pp. 407-416, BMVA 2004. 

C. Colombo, D. Comanducci, A. Del Bimbo and F. Pernici, "Accurate automatic localization of surfaces of revolution for self-calibration and metric reconstruction". In Proceedings CVPR 2004 IEEE Workshop on Perceptual Organization in Computer Vision POCV 2004, Washington, DC, USA, June 2004, IEEE 2004. (On CD-ROM.)

J. Assfalg, M. Bertini, C. Colombo, A. Del Bimbo and W. Nunziati, "Semantic annotation of soccer videos: automatic highlights identification". Computer Vision and Image Understanding, 92(2-3):285-305, Academic Press 2003.

C. Colombo, A. Del Bimbo and A. Valli, "Visual capture and understanding of hand pointing actions in a 3D environment". IEEE Transactions on Systems, Man, and Cybernetics, Part B: Cybernetics, 33(4):677-686, IEEE 2003.

B. Allotta, C. Colombo, F. Bertocci, L. Scarselli, M. Sgarbi, G. Bioli and V. Colla, "A system based on stereo vision for unpacking pieces of wood with an industrial robot". In Proceedings 1st International Workshop on Advances in Service Robotics ASER 2003, Bardolino, Italy, March 2003, pp. 1448-1457, Fraunhofer  IRB 2003.

C. Colombo, A. Del Bimbo and P. Pala, "3D image databases: Acquisition and retrieval by content". In Proceedings 4th International Workshop on Multimedia Information Retrieval MIR 2002, Juan-les-Pins, France, December 2002, ACM 2002. 

J. Assfalg, M. Bertini, C. Colombo and A. Del Bimbo, "Semantic annotation of sports videos". IEEE Multimedia, 9(2):52-60, IEEE 2002.

C. Colombo and A. Del Bimbo, "Visible image retrieval". In L. Bergman and V. Castelli, eds., Image Databases - Search and Retrieval of Digital Imagery, Chapter 2, pp. 11-33, Wiley 2002.

M. Bertini, C. Colombo and A. Del Bimbo, "Automatic caption localization in videos using salient points". In Proceedings IEEE International Conference on Multimedia and Expo ICME 2001, Tokio, Japan, August 2001,  IEEE 2001. (On CD-ROM.)

C. Colombo, "Time to collision from first-order spherical image motion". Robotics and Autonomous Systems, 31(1-2):5-15, Elsevier 2000.

C. Colombo and A. Del Bimbo, "Generalized bounds for time to collision from first-order image motion". In Proceedings 7th IEEE International Conference on Computer Vision ICCV'99, Corfu, Greece, September 1999, pp. 220-226, IEEE 1999.

C. Colombo, A. Del Bimbo and P. Pala, "Semantics in visual information retrieval". IEEE Multimedia, 6(3):38-53, IEEE 1999.

C. Colombo and A. Del Bimbo, "Real-time head tracking from the deformation of eye contours using a piecewise affine camera". Pattern Recognition Letters, 20(7):721-730, Elsevier 1999. 

G. Baldi, C. Colombo and A. Del Bimbo, "A compact and retrieval-oriented video representation using mosaics". In Proceedings 3rd International Conference on Visual Information Systems VISual99, Amsterdam, The Netherlands, June 1999, pp. 171-178, Springer LNCS 1999.

C. Colombo and A. Del Bimbo, "Color-induced image representation and retrieval". Pattern Recognition, 32(10):1685-1695, Pergamon 1999.

B. Allotta and C. Colombo, "On the use of linear camera-object interaction models in visual servoing". IEEE Transactions on Robotics and Automation, 15(2):350-357, IEEE 1999.

C. Colombo and B. Allotta, "Image-based robot task planning and control using a compact visual representation". IEEE Transactions on Systems, Man, and Cybernetics, Part A: Systems and Humans, 29(1):92-100, IEEE 1999.

C. Colombo, A. Del Bimbo and S. De Magistris, "Interfacing through visual pointers". In R. Cipolla and A.P. Pentland, eds., Computer Vision in Human-Machine Interaction, Chapter 8, pp. 135-153, Cambridge University Press 1998.

C. Colombo and A. Del Bimbo, "Interacting through eyes". Robotics and Autonomous Systems, 19(3-4):359-368, Elsevier 1997.

C. Colombo, M. Rucci and P. Dario, "Integrating selective attention and space-variant sensing in machine vision". In J.L.C. Sanz, ed., Image Technology - Advances in Image Processing, Multimedia and Machine Vision, Chapter 3, pp. 109-127, Springer 1996.

C. Colombo, A. Del Bimbo and S. Santini, "Optical flow by nonlinear relaxation". Pattern Recognition, 28(7):977-988, Pergamon 1995.

C. Colombo, M. Rucci and P. Dario, "Attentive behavior in an anthropomorphic robot vision system". Robotics and Autonomous Systems, 12:121-131, Elsevier 1994.

F. Bartolini, V. Cappellini, C. Colombo and A. Mecocci, "Multiwindow least squares approach to the computation of optical flow with discontinuities". Optical Engineering - The Journal of SPIE, 32(6):1250-1256, SPIE 1993.

C. Colombo, A. Del Bimbo and S. Santini, "A multilayer massively parallel architecture for optical flow computation". In Proceedings 11th IAPR International Conference on Pattern Recognition ICPR'92, The Hague, The Netherlands, August-September 1992, pp. 209-213, IEEE 1992.