Leonard Rothacker

According to our database, Leonard Rothacker authored at least 19 papers between 2011 and 2021.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2021

Annotation-Free Word Spotting with Bag-of-Features HMMs.

Leonard Rothacker, Fabian Wolf, Gernot A. Fink

Int. J. Pattern Recognit. Artif. Intell., 2021

2019

Segmentation-free word spotting with bag-of-features hidden Markov models

Leonard Rothacker

PhD thesis, 2019

2018

A Probabilistic Retrieval Model for Word Spotting Based on Direct Attribute Prediction.

Eugen Rusakov, Leonard Rothacker, Hyunho Mo, Gernot A. Fink

Proceedings of the 16th International Conference on Frontiers in Handwriting Recognition, 2018

2017

Query-by-Online Word Spotting Revisited: Using CNNs for Cross-Domain Retrieval.

Sebastian Sudholt, Leonard Rothacker, Gernot A. Fink

Proceedings of the 14th IAPR International Conference on Document Analysis and Recognition, 2017

Word Hypotheses for Segmentation-Free Word Spotting in Historic Document Images.

Leonard Rothacker, Sebastian Sudholt, Eugen Rusakov, Matthias Kasperidus, Gernot A. Fink

Proceedings of the 14th IAPR International Conference on Document Analysis and Recognition, 2017

2016

Robust Output Modeling in Bag-of-Features HMMs for Handwriting Recognition.

Leonard Rothacker, Gernot A. Fink

Proceedings of the 15th International Conference on Frontiers in Handwriting Recognition, 2016

Word Spotting in Historical Document Collections with Online-Handwritten Queries.

Christian Wieprecht, Leonard Rothacker, Gernot A. Fink

Proceedings of the 12th IAPR Workshop on Document Analysis Systems, 2016

2015

On the Influence of Superpixel Methods for Image Parsing.

Johann Strassburg, Rene Grzeszick, Leonard Rothacker, Gernot A. Fink

Proceedings of the VISAPP 2015, 2015

Learning local image descriptors for word spotting.

Sebastian Sudholt, Leonard Rothacker, Gernot A. Fink

Proceedings of the 13th International Conference on Document Analysis and Recognition, 2015

Retrieving Cuneiform Structures in a Segmentation-free Word Spotting Framework.

Leonard Rothacker, Denis Fisseler, Gerfrid G. W. Müller, Frank Weichert, Gernot A. Fink

Proceedings of the 3rd International Workshop on Historical Document Imaging and Processing, 2015

Segmentation-free query-by-string word spotting with Bag-of-Features HMMs.

Leonard Rothacker, Gernot A. Fink

Proceedings of the 13th International Conference on Document Analysis and Recognition, 2015

2014

Grouping Historical Postcards Using Query-by-Example Word Spotting.

Gernot A. Fink, Leonard Rothacker, Rene Grzeszick

Proceedings of the 14th International Conference on Frontiers in Handwriting Recognition, 2014

Kernel Density Estimation for Post Recognition Score Analysis.

Sebastian Sudholt, Leonard Rothacker, Gernot A. Fink

Proceedings of the Pattern Recognition - 36th German Conference, 2014

2013

Bag-of-features representations using spatial visual vocabularies for object classification.

Rene Grzeszick, Leonard Rothacker, Gernot A. Fink

Proceedings of the IEEE International Conference on Image Processing, 2013

Bag-of-Features HMMs for Segmentation-Free Word Spotting in Handwritten Documents.

Leonard Rothacker, Marçal Rusiñol, Gernot A. Fink

Proceedings of the 12th International Conference on Document Analysis and Recognition, 2013

Bag-of-features HMMs for segmentation-free Bangla word spotting.

Leonard Rothacker, Gernot A. Fink, P. Banerjee, Ujjwal Bhattacharya, B. B. Chaudhuri

Proceedings of the 4th International Workshop on Multilingual OCR, 2013

Novel Sub-character HMM Models for Arabic Text Recognition.

Irfan Ahmad, Leonard Rothacker, Gernot A. Fink, Sabri A. Mahmoud

Proceedings of the 12th International Conference on Document Analysis and Recognition, 2013

2012

Bag-of-Features Representations for Offline Handwriting Recognition Applied to Arabic Script.

Leonard Rothacker, Szilárd Vajda, Gernot A. Fink

Proceedings of the 2012 International Conference on Frontiers in Handwriting Recognition, 2012

2011

A Method for Camera-Based Interactive Whiteboard Reading.

Szilárd Vajda, Leonard Rothacker, Gernot A. Fink

Proceedings of the Camera-Based Document Analysis and Recognition, 2011