Laser spotlight detection and interpretation of its movement behavior in laser pointer interface. - Romy Budhi Widodo; Weijen Chen; Takafumi Matsumaru (SII, 2012)

Measuring the performance of laser spot clicking techniques. - Romy Budhi Widodo; Takafumi Matsumaru (ROBIO, 2013)

Complementary filter for orientation estimation: Adaptive gain based on dynamic acceleration and its change. - Romy Budhi Widodo; Hiraku Edayoshi; Chikamune Wada (SCIS&ISIS, 2014)

Attitude Estimation Using Kalman Filtering: External Acceleration Compensation Considerations. - Romy Budhi Widodo; Chikamune Wada (J. Sensors, 2016)

Artificial Neural Network Based Step-Length Prediction Using Ultrasonic Sensors from Simulation to Implementation in Shoe-Type Measurement Device. - Romy Budhi Widodo; Chikamune Wada (J. Adv. Comput. Intell. Intell. Informatics, 2017)

CNN Based Transfer Learning for Malaria Parasite Detection Using Thin-Blood Smear Images. - Windra Swastika; Benedictus Julian Pradana; Romy Budhi Widodo; Rehmadanta Sitepu; Gregorius Guntur Sunardi Putra (SIET, 2022)