An Online Self-Balancing Binary Search Tree for Hierarchical Shape Matching. - Nikolaos Tsapanos; Anastasios Tefas; Ioannis Pitas (VISAPP (1), 2008)

Dynamic Shape Learning and Forgetting. - Nikolaos Tsapanos; Anastasios Tefas; Ioannis Pitas (ICANN (3), 2010)

Online shape learning using binary search trees. - Nikolaos Tsapanos; Anastasios Tefas; Ioannis Pitas (Image Vis. Comput., 2010)

Shape matching using a binary search tree structure of weak classifiers. - Nikolaos Tsapanos; Anastasios Tefas; Nikolaos Nikolaidis 001; Ioannis Pitas (Pattern Recognit., 2012)

Large graph clustering using DCT-based graph clustering. - Nikolaos Tsapanos; Anastasios Tefas; Nikolaos Nikolaidis 001; Ioannis Pitas (CIBD, 2014)

Fast Kernel Matrix Computation for Big Data Clustering. - Nikolaos Tsapanos; Anastasios Tefas; Nikolaos Nikolaidis 001; Alexandros Iosifidis; Ioannis Pitas (ICCS, 2015)

Kernel matrix trimming for improved Kernel K-means clustering. - Nikolaos Tsapanos; Anastasios Tefas; Nikolaos Nikolaidis 001; Ioannis Pitas (ICIP, 2015)

Distributed, MapReduce-Based Nearest Neighbor and E-Ball Kernel k-Means. - Nikolaos Tsapanos; Anastasios Tefas; Nikos Nikolaidis 001; Ioannis Pitas (SSCI, 2015)

A distributed framework for trimmed Kernel k-Means clustering. - Nikolaos Tsapanos; Anastasios Tefas; Nikolaos Nikolaidis 001; Ioannis Pitas (Pattern Recognit., 2015)

Τεχνικές ομαδοποίησης και ταξινόμησης με εφαρμογές στην ανθρωποκεντρική ανάλυση εικόνων και εικονοσειρών - Nikolaos Tsapanos (2015)

Efficient MapReduce Kernel k-Means for Big Data Clustering. - Nikolaos Tsapanos; Anastasios Tefas; Nikolaos Nikolaidis 001; Ioannis Pitas (SETN, 2016)

Big Data Clustering with Kernel k-Means: Resources, Time and Performance. - Nikolaos Tsapanos; Anastasios Tefas; Nikolaos Nikolaidis 001; Ioannis Pitas (Int. J. Artif. Intell. Tools, 2018)

Neurons With Paraboloid Decision Boundaries for Improved Neural Network Classification Performance. - Nikolaos Tsapanos; Anastasios Tefas; Nikolaos Nikolaidis 001; Ioannis Pitas (IEEE Trans. Neural Networks Learn. Syst., 2019)