Improvement of visual perceptual capabilities by feedback structures for robotic system FRIEND. - Ivan Volosyak; O. Kouzmitcheva; Danijela Ristic; Axel Gräser (IEEE Trans. Syst. Man Cybern. Part C, 2005)

Feedback Control for Improvement of Image Processing: An Application of Recognition of Characters on Metallic Surfaces. - Danijela Ristic; Sai Krishna Vuppala; Axel Gräser (ICVS, 2006)

Performance Measure as Feedback Variable in Image Processing. - Danijela Ristic-Durrant; Axel Gräser (EURASIP J. Adv. Signal Process., 2006)

Improved SIFT-Features Matching for Object Recognition. - Faraj Alhwarin; Chao Wang; Danijela Ristic-Durrant; Axel Gräser (BCS Int. Acad. Conf., 2008)

ROVIS: Robust machine vision for service robotic system FRIEND. - Sorin Mihai Grigorescu; Danijela Ristic-Durrant; Axel Gräser (IROS, 2009)

VF-SIFT: Very Fast SIFT Feature Matching. - Faraj Alhwarin; Danijela Ristic-Durrant; Axel Gräser (DAGM-Symposium, 2010)

Concept of a mobile robot-assisted gait rehabilitation system - Simulation study. - Sinisa Slavnic; Adrian Leu; Danijela Ristic-Durrant; Axel Gräser (IROS, 2010)

Speeded Up Image Matching using Split and Extended Sift Features. - Faraj Alhwarin; Danijela Ristic-Durrant; Axel Gräser (VISAPP (1), 2010)

Robust stereo-vision based 3D modelling of real-world objects for assistive robotic applications. - Saravana K. Natarajan; Danijela Ristic-Durrant; Adrian Leu; Axel Gräser (IROS, 2011)

A robust markerless vision-based human gait analysis system. - Adrian Leu; Danijela Ristic-Durrant; Axel Gräser (SACI, 2011)

Vision-based Control of Assistive Robot FRIEND: Practical Experiences and Design Conclusions. - Axel Gräser; Olena Kuzmicheva; Danijela Ristic-Durrant; Saravana K. Natarajan; Christos Fragkopoulos (Autom., 2012)

CORBYS cognitive control architecture for robotic follower. - Adrian Leu; Danijela Ristic-Durrant; Sinisa Slavnic; Cornelius Glackin; Christoph Salge; Daniel Polani; Atta Badii; Ali Khan; Rajkumar K. Raval (SII, 2013)

A Supportive FRIEND at Work: Robotic Workplace Assistance for the Disabled. - Axel Gräser; Torsten Heyer; Leila Fotoohi; Uwe Lange; Henning Kampe; Bashar Enjarini; Stefan Heyer; Christos Fragkopoulos; Danijela Ristic-Durrant (IEEE Robotics Autom. Mag., 2013)

Information-theoretic measures as a generic approach to human-robot interaction: application in CORBYS project. - Christoph Salge; Cornelius Glackin; Danijela Ristic-Durrant; Martin Greaves; Daniel Polani (HRI, 2014)

Gait trajectory prediction using Gaussian process ensembles. - Cornelius Glackin; Christoph Salge; Martin Greaves; Daniel Polani; Sinisa Slavnic; Danijela Ristic-Durrant; Adrian Leu; Zlatko Matjacic (Humanoids, 2014)

Mobile robotic gait rehabilitation system CORBYS - overview and first results on orthosis actuation. - Sinisa Slavnic; Danijela Ristic-Durrant; Roko Tschakarow; Thomas Brendel; Markus Tuttemann; Adrian Leu; Axel Gräser (IROS, 2014)

Learning gait by therapist demonstration for natural-like walking with the CORBYS powered orthosis. - Cornelius Glackin; Christoph Salge; Daniel Polani; Markus Tuttemann; Carsten Vogel; Carlos Rodriguez Guerrero; Victor Grosu; Svetlana Grosu; Andrej Olensek; Matjaz Zadravec; Imre Cikajlo; Zlatko Matjacic; et al. (IROS, 2015)

SAKKORO. Eine generische, echtzeitfähige Systemarchitektur für kognitive, kooperierende Roboter. - Adrian Leu; Danijela Ristic-Durrant; Axel Gräser (Echtzeit, 2015)

Monitoring of gait performance using dynamic time warping on IMU-sensor data. - Xingchen Wang; Maria Kyrarini; Danijela Ristic-Durrant; Matthias Spranger; Axel Gräser (MeMeA, 2016)

Gait assessment system based on novel gait variability measures. - Xingchen Wang; Danijela Ristic-Durrant; Matthias Spranger; Axel Gräser (ICORR, 2017)

RGB-D Camera based 3D Human Mouth Detection and Tracking Towards Robotic Feeding Assistance. - Qinyuan Fang; Maria Kyrarini; Danijela Ristic-Durrant; Axel Gräser (PETRA, 2018)

Head Gesture-based Control for Assistive Robots. - Muhammad Abdul Haseeb; Maria Kyrarini; Shuo Jiang; Danijela Ristic-Durrant; Axel Gräser (PETRA, 2018)

Multi-DisNet: Machine Learning-Based Object Distance Estimation from Multiple Cameras. - Muhammad Abdul Haseeb; Danijela Ristic-Durrant; Axel Gräser; Milan Banic; Dusan Stamenkovic (ICVS, 2019)

Robot learning of industrial assembly task via human demonstrations. - Maria Kyrarini; Muhammad Abdul Haseeb; Danijela Ristic-Durrant; Axel Gräser (Auton. Robots, 2019)

Artificial Intelligence for Obstacle Detection in Railways: Project SMART and Beyond. - Danijela Ristic-Durrant; Muhammad Abdul Haseeb; Marten Franke; Milan Banic; Milos Simonovic; Dusan Stamenkovic (EDCC Workshops, 2020)

Bounding Box Dataset Augmentation for Long-range Object Distance Estimation. - Marten Franke; Vaishnavi Gopinath; Chaitra Reddy; Danijela Ristic-Durrant; Kai Michels (ICCVW, 2021)

A Review of Vision-Based On-Board Obstacle Detection and Distance Estimation in Railways. - Danijela Ristic-Durrant; Marten Franke; Kai Michels (Sensors, 2021)

Towards holistic autonomous obstacle detection in railways by complementing of on-board vision with UAV-based object localization. - Marten Franke; Chaitra Reddy; Danijela Ristic-Durrant; Jehan Jayawardana; Kai Michels; Milan Banic; Milos Simonovic (IROS, 2022)

Novel Use of EO Satellite Data and AI in Railways: A Concept for Rail Buckling Risk Estimation in the SPATRA Project. - Danijela Ristic-Durrant; Milan Banic; Milan Trifunovic; Alina Klapper; Milos Madic; Aleksandar Trajkovic; Dietrich Kuhn; Milos Simonovic (EDCC-C, 2025)